diff options
Diffstat (limited to 'arch/arm/mach-pxa')
40 files changed, 2052 insertions, 717 deletions
diff --git a/arch/arm/mach-pxa/Kconfig b/arch/arm/mach-pxa/Kconfig index 0908bea..5da7a68 100644 --- a/arch/arm/mach-pxa/Kconfig +++ b/arch/arm/mach-pxa/Kconfig @@ -23,6 +23,12 @@ endif choice prompt "Select target board" +config ARCH_GUMSTIX + bool "Gumstix XScale boards" + help + Say Y here if you intend to run this kernel on a + Gumstix Full Function Minature Computer. + config ARCH_LUBBOCK bool "Intel DBPXA250 Development Platform" select PXA25x @@ -160,6 +166,20 @@ endchoice endif +if ARCH_GUMSTIX + +choice + prompt "Select target Gumstix board" + +config MACH_GUMSTIX_F + bool "Basix, Connex, ws-200ax, ws-400ax systems" + select PXA25x + +endchoice + +endif + + if MACH_TRIZEPS4 choice diff --git a/arch/arm/mach-pxa/Makefile b/arch/arm/mach-pxa/Makefile index 6e0c4f5..7cdcb45 100644 --- a/arch/arm/mach-pxa/Makefile +++ b/arch/arm/mach-pxa/Makefile @@ -5,13 +5,14 @@ # Common support (must be linked before board specific support) obj-y += clock.o devices.o generic.o irq.o dma.o \ time.o gpio.o -obj-$(CONFIG_PXA25x) += pxa25x.o -obj-$(CONFIG_PXA27x) += pxa27x.o -obj-$(CONFIG_PXA3xx) += pxa3xx.o mfp.o smemc.o +obj-$(CONFIG_PXA25x) += pxa25x.o mfp-pxa2xx.o +obj-$(CONFIG_PXA27x) += pxa27x.o mfp-pxa2xx.o +obj-$(CONFIG_PXA3xx) += pxa3xx.o mfp-pxa3xx.o smemc.o obj-$(CONFIG_CPU_PXA300) += pxa300.o obj-$(CONFIG_CPU_PXA320) += pxa320.o # Specific board support +obj-$(CONFIG_ARCH_GUMSTIX) += gumstix.o obj-$(CONFIG_ARCH_LUBBOCK) += lubbock.o obj-$(CONFIG_MACH_LOGICPD_PXA270) += lpd270.o obj-$(CONFIG_MACH_MAINSTONE) += mainstone.o diff --git a/arch/arm/mach-pxa/clock.c b/arch/arm/mach-pxa/clock.c index df5ae27..e97dc59 100644 --- a/arch/arm/mach-pxa/clock.c +++ b/arch/arm/mach-pxa/clock.c @@ -13,6 +13,7 @@ #include <linux/delay.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #include <asm/hardware.h> #include "devices.h" diff --git a/arch/arm/mach-pxa/cm-x270-pci.c b/arch/arm/mach-pxa/cm-x270-pci.c index fcda7d5..ac7f05f 100644 --- a/arch/arm/mach-pxa/cm-x270-pci.c +++ b/arch/arm/mach-pxa/cm-x270-pci.c @@ -23,6 +23,7 @@ #include <asm/mach/pci.h> #include <asm/arch/cm-x270.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #include <asm/mach-types.h> #include <asm/hardware/it8152.h> diff --git a/arch/arm/mach-pxa/cm-x270.c b/arch/arm/mach-pxa/cm-x270.c index ecdbc96..6d4416a 100644 --- a/arch/arm/mach-pxa/cm-x270.c +++ b/arch/arm/mach-pxa/cm-x270.c @@ -30,6 +30,7 @@ #include <asm/arch/pxa-regs.h> #include <asm/arch/pxa2xx-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #include <asm/arch/pxafb.h> #include <asm/arch/ohci.h> #include <asm/arch/mmc.h> diff --git a/arch/arm/mach-pxa/colibri.c b/arch/arm/mach-pxa/colibri.c index 6db54e3..43bf5a1 100644 --- a/arch/arm/mach-pxa/colibri.c +++ b/arch/arm/mach-pxa/colibri.c @@ -29,6 +29,7 @@ #include <asm/mach/irq.h> #include <asm/mach/flash.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #include <asm/arch/colibri.h> #include "generic.h" diff --git a/arch/arm/mach-pxa/corgi.c b/arch/arm/mach-pxa/corgi.c index 9292576..259ca82 100644 --- a/arch/arm/mach-pxa/corgi.c +++ b/arch/arm/mach-pxa/corgi.c @@ -36,6 +36,7 @@ #include <asm/mach/irq.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #include <asm/arch/irda.h> #include <asm/arch/mmc.h> #include <asm/arch/udc.h> diff --git a/arch/arm/mach-pxa/corgi_pm.c b/arch/arm/mach-pxa/corgi_pm.c index 392c387..0a85f70 100644 --- a/arch/arm/mach-pxa/corgi_pm.c +++ b/arch/arm/mach-pxa/corgi_pm.c @@ -26,6 +26,7 @@ #include <asm/arch/sharpsl.h> #include <asm/arch/corgi.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #include "sharpsl.h" #define SHARPSL_CHARGE_ON_VOLT 0x99 /* 2.9V */ diff --git a/arch/arm/mach-pxa/corgi_ssp.c b/arch/arm/mach-pxa/corgi_ssp.c index 3170622..eccc45d 100644 --- a/arch/arm/mach-pxa/corgi_ssp.c +++ b/arch/arm/mach-pxa/corgi_ssp.c @@ -21,6 +21,7 @@ #include <asm/arch/ssp.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #include <asm/arch/regs-ssp.h> #include "sharpsl.h" diff --git a/arch/arm/mach-pxa/devices.c b/arch/arm/mach-pxa/devices.c index bfccb80..d6c05b6 100644 --- a/arch/arm/mach-pxa/devices.c +++ b/arch/arm/mach-pxa/devices.c @@ -11,6 +11,8 @@ #include <asm/arch/irda.h> #include <asm/arch/i2c.h> #include <asm/arch/ohci.h> +#include <asm/arch/pxa27x_keypad.h> +#include <asm/arch/camera.h> #include "devices.h" @@ -396,6 +398,31 @@ struct platform_device pxa25x_device_assp = { #if defined(CONFIG_PXA27x) || defined(CONFIG_PXA3xx) +static struct resource pxa27x_resource_keypad[] = { + [0] = { + .start = 0x41500000, + .end = 0x4150004c, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_KEYPAD, + .end = IRQ_KEYPAD, + .flags = IORESOURCE_IRQ, + }, +}; + +struct platform_device pxa27x_device_keypad = { + .name = "pxa27x-keypad", + .id = -1, + .resource = pxa27x_resource_keypad, + .num_resources = ARRAY_SIZE(pxa27x_resource_keypad), +}; + +void __init pxa_set_keypad_info(struct pxa27x_keypad_platform_data *info) +{ + pxa_register_device(&pxa27x_device_keypad, info); +} + static u64 pxa27x_ohci_dma_mask = DMA_BIT_MASK(32); static struct resource pxa27x_resource_ohci[] = { @@ -540,6 +567,37 @@ struct platform_device pxa27x_device_ssp3 = { .resource = pxa27x_resource_ssp3, .num_resources = ARRAY_SIZE(pxa27x_resource_ssp3), }; + +static struct resource pxa27x_resource_camera[] = { + [0] = { + .start = 0x50000000, + .end = 0x50000fff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_CAMERA, + .end = IRQ_CAMERA, + .flags = IORESOURCE_IRQ, + }, +}; + +static u64 pxa27x_dma_mask_camera = DMA_BIT_MASK(32); + +static struct platform_device pxa27x_device_camera = { + .name = "pxa27x-camera", + .id = 0, /* This is used to put cameras on this interface */ + .dev = { + .dma_mask = &pxa27x_dma_mask_camera, + .coherent_dma_mask = 0xffffffff, + }, + .num_resources = ARRAY_SIZE(pxa27x_resource_camera), + .resource = pxa27x_resource_camera, +}; + +void __init pxa_set_camera_info(struct pxacamera_platform_data *info) +{ + pxa_register_device(&pxa27x_device_camera, info); +} #endif /* CONFIG_PXA27x || CONFIG_PXA3xx */ #ifdef CONFIG_PXA3xx diff --git a/arch/arm/mach-pxa/devices.h b/arch/arm/mach-pxa/devices.h index 96c7c89..fcab017 100644 --- a/arch/arm/mach-pxa/devices.h +++ b/arch/arm/mach-pxa/devices.h @@ -14,6 +14,7 @@ extern struct platform_device pxa_device_rtc; extern struct platform_device pxa27x_device_i2c_power; extern struct platform_device pxa27x_device_ohci; +extern struct platform_device pxa27x_device_keypad; extern struct platform_device pxa25x_device_ssp; extern struct platform_device pxa25x_device_nssp; diff --git a/arch/arm/mach-pxa/em-x270.c b/arch/arm/mach-pxa/em-x270.c index 3bb3131..edc4f07 100644 --- a/arch/arm/mach-pxa/em-x270.c +++ b/arch/arm/mach-pxa/em-x270.c @@ -23,6 +23,7 @@ #include <asm/mach/arch.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #include <asm/arch/pxafb.h> #include <asm/arch/ohci.h> #include <asm/arch/mmc.h> diff --git a/arch/arm/mach-pxa/generic.c b/arch/arm/mach-pxa/generic.c index 80721c6..331f29b 100644 --- a/arch/arm/mach-pxa/generic.c +++ b/arch/arm/mach-pxa/generic.c @@ -19,14 +19,8 @@ #include <linux/module.h> #include <linux/kernel.h> #include <linux/init.h> -#include <linux/delay.h> -#include <linux/ioport.h> -#include <linux/pm.h> -#include <linux/string.h> -#include <linux/sysdev.h> #include <asm/hardware.h> -#include <asm/irq.h> #include <asm/system.h> #include <asm/pgtable.h> #include <asm/mach/map.h> @@ -134,59 +128,3 @@ void __init pxa_map_io(void) iotable_init(standard_io_desc, ARRAY_SIZE(standard_io_desc)); get_clk_frequency_khz(1); } - -#ifdef CONFIG_PM - -static unsigned long saved_gplr[4]; -static unsigned long saved_gpdr[4]; -static unsigned long saved_grer[4]; -static unsigned long saved_gfer[4]; - -static int pxa_gpio_suspend(struct sys_device *dev, pm_message_t state) -{ - int i, gpio; - - for (gpio = 0, i = 0; gpio < pxa_last_gpio; gpio += 32, i++) { - saved_gplr[i] = GPLR(gpio); - saved_gpdr[i] = GPDR(gpio); - saved_grer[i] = GRER(gpio); - saved_gfer[i] = GFER(gpio); - - /* Clear GPIO transition detect bits */ - GEDR(gpio) = GEDR(gpio); - } - return 0; -} - -static int pxa_gpio_resume(struct sys_device *dev) -{ - int i, gpio; - - for (gpio = 0, i = 0; gpio < pxa_last_gpio; gpio += 32, i++) { - /* restore level with set/clear */ - GPSR(gpio) = saved_gplr[i]; - GPCR(gpio) = ~saved_gplr[i]; - - GRER(gpio) = saved_grer[i]; - GFER(gpio) = saved_gfer[i]; - GPDR(gpio) = saved_gpdr[i]; - } - return 0; -} -#else -#define pxa_gpio_suspend NULL -#define pxa_gpio_resume NULL -#endif - -struct sysdev_class pxa_gpio_sysclass = { - .name = "gpio", - .suspend = pxa_gpio_suspend, - .resume = pxa_gpio_resume, -}; - -static int __init pxa_gpio_init(void) -{ - return sysdev_class_register(&pxa_gpio_sysclass); -} - -core_initcall(pxa_gpio_init); diff --git a/arch/arm/mach-pxa/generic.h b/arch/arm/mach-pxa/generic.h index b3d10b0..5bb7ae7 100644 --- a/arch/arm/mach-pxa/generic.h +++ b/arch/arm/mach-pxa/generic.h @@ -9,14 +9,13 @@ * published by the Free Software Foundation. */ +typedef int (*set_wake_t)(unsigned int, unsigned int); + struct sys_timer; extern struct sys_timer pxa_timer; -extern void __init pxa_init_irq_low(void); -extern void __init pxa_init_irq_high(void); -extern void __init pxa_init_irq_gpio(int gpio_nr); -extern void __init pxa_init_irq_set_wake(int (*set_wake)(unsigned int, unsigned int)); -extern void __init pxa_init_gpio(int gpio_nr); +extern void __init pxa_init_irq(int irq_nr, set_wake_t fn); +extern void __init pxa_init_gpio(int gpio_nr, set_wake_t fn); extern void __init pxa25x_init_irq(void); extern void __init pxa27x_init_irq(void); extern void __init pxa3xx_init_irq(void); @@ -30,6 +29,8 @@ extern int pxa_last_gpio; mi->bank[__nr].size = (__size), \ mi->bank[__nr].node = (((unsigned)(__start) - PHYS_OFFSET) >> 27) +#define ARRAY_AND_SIZE(x) (x), ARRAY_SIZE(x) + #ifdef CONFIG_PXA25x extern unsigned pxa25x_get_clk_frequency_khz(int); extern unsigned pxa25x_get_memclk_frequency_10khz(void); @@ -56,3 +57,4 @@ extern unsigned pxa3xx_get_memclk_frequency_10khz(void); extern struct sysdev_class pxa_irq_sysclass; extern struct sysdev_class pxa_gpio_sysclass; +extern struct sysdev_class pxa3xx_mfp_sysclass; diff --git a/arch/arm/mach-pxa/gpio.c b/arch/arm/mach-pxa/gpio.c index 8638dd7..7d3e169 100644 --- a/arch/arm/mach-pxa/gpio.c +++ b/arch/arm/mach-pxa/gpio.c @@ -14,11 +14,14 @@ #include <linux/init.h> #include <linux/module.h> +#include <linux/irq.h> +#include <linux/sysdev.h> #include <asm/gpio.h> #include <asm/hardware.h> #include <asm/io.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #include "generic.h" @@ -129,69 +132,283 @@ static void pxa_gpio_set(struct gpio_chip *chip, unsigned offset, int value) __raw_writel(mask, pxa->regbase + GPCR_OFFSET); } +#define GPIO_CHIP(_n) \ + [_n] = { \ + .regbase = GPIO##_n##_BASE, \ + .chip = { \ + .label = "gpio-" #_n, \ + .direction_input = pxa_gpio_direction_input, \ + .direction_output = pxa_gpio_direction_output, \ + .get = pxa_gpio_get, \ + .set = pxa_gpio_set, \ + .base = (_n) * 32, \ + .ngpio = 32, \ + }, \ + } + static struct pxa_gpio_chip pxa_gpio_chip[] = { - [0] = { - .regbase = GPIO0_BASE, - .chip = { - .label = "gpio-0", - .direction_input = pxa_gpio_direction_input, - .direction_output = pxa_gpio_direction_output, - .get = pxa_gpio_get, - .set = pxa_gpio_set, - .base = 0, - .ngpio = 32, - }, - }, - [1] = { - .regbase = GPIO1_BASE, - .chip = { - .label = "gpio-1", - .direction_input = pxa_gpio_direction_input, - .direction_output = pxa_gpio_direction_output, - .get = pxa_gpio_get, - .set = pxa_gpio_set, - .base = 32, - .ngpio = 32, - }, - }, - [2] = { - .regbase = GPIO2_BASE, - .chip = { - .label = "gpio-2", - .direction_input = pxa_gpio_direction_input, - .direction_output = pxa_gpio_direction_output, - .get = pxa_gpio_get, - .set = pxa_gpio_set, - .base = 64, - .ngpio = 32, /* 21 for PXA25x */ - }, - }, + GPIO_CHIP(0), + GPIO_CHIP(1), + GPIO_CHIP(2), #if defined(CONFIG_PXA27x) || defined(CONFIG_PXA3xx) - [3] = { - .regbase = GPIO3_BASE, - .chip = { - .label = "gpio-3", - .direction_input = pxa_gpio_direction_input, - .direction_output = pxa_gpio_direction_output, - .get = pxa_gpio_get, - .set = pxa_gpio_set, - .base = 96, - .ngpio = 32, - }, - }, + GPIO_CHIP(3), #endif }; -void __init pxa_init_gpio(int gpio_nr) +/* + * PXA GPIO edge detection for IRQs: + * IRQs are generated on Falling-Edge, Rising-Edge, or both. + * Use this instead of directly setting GRER/GFER. + */ + +static unsigned long GPIO_IRQ_rising_edge[4]; +static unsigned long GPIO_IRQ_falling_edge[4]; +static unsigned long GPIO_IRQ_mask[4]; + +/* + * On PXA25x and PXA27x, GAFRx and GPDRx together decide the alternate + * function of a GPIO, and GPDRx cannot be altered once configured. It + * is attributed as "occupied" here (I know this terminology isn't + * accurate, you are welcome to propose a better one :-) + */ +static int __gpio_is_occupied(unsigned gpio) +{ + if (cpu_is_pxa25x() || cpu_is_pxa27x()) + return GAFR(gpio) & (0x3 << (((gpio) & 0xf) * 2)); + else + return 0; +} + +static int pxa_gpio_irq_type(unsigned int irq, unsigned int type) +{ + int gpio, idx; + + gpio = IRQ_TO_GPIO(irq); + idx = gpio >> 5; + + if (type == IRQ_TYPE_PROBE) { + /* Don't mess with enabled GPIOs using preconfigured edges or + * GPIOs set to alternate function or to output during probe + */ + if ((GPIO_IRQ_rising_edge[idx] | + GPIO_IRQ_falling_edge[idx] | + GPDR(gpio)) & GPIO_bit(gpio)) + return 0; + + if (__gpio_is_occupied(gpio)) + return 0; + + type = IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING; + } + + GPDR(gpio) &= ~GPIO_bit(gpio); + + if (type & IRQ_TYPE_EDGE_RISING) + __set_bit(gpio, GPIO_IRQ_rising_edge); + else + __clear_bit(gpio, GPIO_IRQ_rising_edge); + + if (type & IRQ_TYPE_EDGE_FALLING) + __set_bit(gpio, GPIO_IRQ_falling_edge); + else + __clear_bit(gpio, GPIO_IRQ_falling_edge); + + GRER(gpio) = GPIO_IRQ_rising_edge[idx] & GPIO_IRQ_mask[idx]; + GFER(gpio) = GPIO_IRQ_falling_edge[idx] & GPIO_IRQ_mask[idx]; + + pr_debug("%s: IRQ%d (GPIO%d) - edge%s%s\n", __func__, irq, gpio, + ((type & IRQ_TYPE_EDGE_RISING) ? " rising" : ""), + ((type & IRQ_TYPE_EDGE_FALLING) ? " falling" : "")); + return 0; +} + +/* + * GPIO IRQs must be acknowledged. This is for GPIO 0 and 1. + */ + +static void pxa_ack_low_gpio(unsigned int irq) +{ + GEDR0 = (1 << (irq - IRQ_GPIO0)); +} + +static void pxa_mask_low_gpio(unsigned int irq) +{ + ICMR &= ~(1 << (irq - PXA_IRQ(0))); +} + +static void pxa_unmask_low_gpio(unsigned int irq) +{ + ICMR |= 1 << (irq - PXA_IRQ(0)); +} + +static struct irq_chip pxa_low_gpio_chip = { + .name = "GPIO-l", + .ack = pxa_ack_low_gpio, + .mask = pxa_mask_low_gpio, + .unmask = pxa_unmask_low_gpio, + .set_type = pxa_gpio_irq_type, +}; + +/* + * Demux handler for GPIO>=2 edge detect interrupts + */ + +#define GEDR_BITS (sizeof(gedr) * BITS_PER_BYTE) + +static void pxa_gpio_demux_handler(unsigned int irq, struct irq_desc *desc) +{ + int loop, bit, n; + unsigned long gedr[4]; + + do { + gedr[0] = GEDR0 & GPIO_IRQ_mask[0] & ~3; + gedr[1] = GEDR1 & GPIO_IRQ_mask[1]; + gedr[2] = GEDR2 & GPIO_IRQ_mask[2]; + gedr[3] = GEDR3 & GPIO_IRQ_mask[3]; + + GEDR0 = gedr[0]; GEDR1 = gedr[1]; + GEDR2 = gedr[2]; GEDR3 = gedr[3]; + + loop = 0; + bit = find_first_bit(gedr, GEDR_BITS); + while (bit < GEDR_BITS) { + loop = 1; + + n = PXA_GPIO_IRQ_BASE + bit; + desc_handle_irq(n, irq_desc + n); + + bit = find_next_bit(gedr, GEDR_BITS, bit + 1); + } + } while (loop); +} + +static void pxa_ack_muxed_gpio(unsigned int irq) +{ + int gpio = irq - IRQ_GPIO(2) + 2; + GEDR(gpio) = GPIO_bit(gpio); +} + +static void pxa_mask_muxed_gpio(unsigned int irq) +{ + int gpio = irq - IRQ_GPIO(2) + 2; + __clear_bit(gpio, GPIO_IRQ_mask); + GRER(gpio) &= ~GPIO_bit(gpio); + GFER(gpio) &= ~GPIO_bit(gpio); +} + +static void pxa_unmask_muxed_gpio(unsigned int irq) +{ + int gpio = irq - IRQ_GPIO(2) + 2; + int idx = gpio >> 5; + __set_bit(gpio, GPIO_IRQ_mask); + GRER(gpio) = GPIO_IRQ_rising_edge[idx] & GPIO_IRQ_mask[idx]; + GFER(gpio) = GPIO_IRQ_falling_edge[idx] & GPIO_IRQ_mask[idx]; +} + +static struct irq_chip pxa_muxed_gpio_chip = { + .name = "GPIO", + .ack = pxa_ack_muxed_gpio, + .mask = pxa_mask_muxed_gpio, + .unmask = pxa_unmask_muxed_gpio, + .set_type = pxa_gpio_irq_type, +}; + +void __init pxa_init_gpio(int gpio_nr, set_wake_t fn) { - int i; + int irq, i, gpio; + + pxa_last_gpio = gpio_nr - 1; + + /* clear all GPIO edge detects */ + for (i = 0; i < gpio_nr; i += 32) { + GFER(i) = 0; + GRER(i) = 0; + GEDR(i) = GEDR(i); + } + + /* GPIO 0 and 1 must have their mask bit always set */ + GPIO_IRQ_mask[0] = 3; + + for (irq = IRQ_GPIO0; irq <= IRQ_GPIO1; irq++) { + set_irq_chip(irq, &pxa_low_gpio_chip); + set_irq_handler(irq, handle_edge_irq); + set_irq_flags(irq, IRQF_VALID | IRQF_PROBE); + } + + for (irq = IRQ_GPIO(2); irq < IRQ_GPIO(gpio_nr); irq++) { + set_irq_chip(irq, &pxa_muxed_gpio_chip); + set_irq_handler(irq, handle_edge_irq); + set_irq_flags(irq, IRQF_VALID | IRQF_PROBE); + } + + /* Install handler for GPIO>=2 edge detect interrupts */ + set_irq_chained_handler(IRQ_GPIO_2_x, pxa_gpio_demux_handler); + + pxa_low_gpio_chip.set_wake = fn; + pxa_muxed_gpio_chip.set_wake = fn; /* add a GPIO chip for each register bank. * the last PXA25x register only contains 21 GPIOs */ - for (i = 0; i < gpio_nr; i += 32) { - if (i+32 > gpio_nr) - pxa_gpio_chip[i/32].chip.ngpio = gpio_nr - i; - gpiochip_add(&pxa_gpio_chip[i/32].chip); + for (gpio = 0, i = 0; gpio < gpio_nr; gpio += 32, i++) { + if (gpio + 32 > gpio_nr) + pxa_gpio_chip[i].chip.ngpio = gpio_nr - gpio; + gpiochip_add(&pxa_gpio_chip[i].chip); } } + +#ifdef CONFIG_PM + +static unsigned long saved_gplr[4]; +static unsigned long saved_gpdr[4]; +static unsigned long saved_grer[4]; +static unsigned long saved_gfer[4]; + +static int pxa_gpio_suspend(struct sys_device *dev, pm_message_t state) +{ + int i, gpio; + + for (gpio = 0, i = 0; gpio < pxa_last_gpio; gpio += 32, i++) { + saved_gplr[i] = GPLR(gpio); + saved_gpdr[i] = GPDR(gpio); + saved_grer[i] = GRER(gpio); + saved_gfer[i] = GFER(gpio); + + /* Clear GPIO transition detect bits */ + GEDR(gpio) = GEDR(gpio); + } + return 0; +} + +static int pxa_gpio_resume(struct sys_device *dev) +{ + int i, gpio; + + for (gpio = 0, i = 0; gpio < pxa_last_gpio; gpio += 32, i++) { + /* restore level with set/clear */ + GPSR(gpio) = saved_gplr[i]; + GPCR(gpio) = ~saved_gplr[i]; + + GRER(gpio) = saved_grer[i]; + GFER(gpio) = saved_gfer[i]; + GPDR(gpio) = saved_gpdr[i]; + } + return 0; +} +#else +#define pxa_gpio_suspend NULL +#define pxa_gpio_resume NULL +#endif + +struct sysdev_class pxa_gpio_sysclass = { + .name = "gpio", + .suspend = pxa_gpio_suspend, + .resume = pxa_gpio_resume, +}; + +static int __init pxa_gpio_init(void) +{ + return sysdev_class_register(&pxa_gpio_sysclass); +} + +core_initcall(pxa_gpio_init); diff --git a/arch/arm/mach-pxa/gumstix.c b/arch/arm/mach-pxa/gumstix.c new file mode 100644 index 0000000..f01d185 --- /dev/null +++ b/arch/arm/mach-pxa/gumstix.c @@ -0,0 +1,147 @@ +/* + * linux/arch/arm/mach-pxa/gumstix.c + * + * Support for the Gumstix motherboards. + * + * Original Author: Craig Hughes + * Created: Feb 14, 2008 + * Copyright: Craig Hughes + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * Implemented based on lubbock.c by Nicolas Pitre and code from Craig + * Hughes + */ + +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/interrupt.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> + +#include <asm/setup.h> +#include <asm/memory.h> +#include <asm/mach-types.h> +#include <asm/hardware.h> +#include <asm/irq.h> +#include <asm/sizes.h> + +#include <asm/mach/arch.h> +#include <asm/mach/map.h> +#include <asm/mach/irq.h> +#include <asm/mach/flash.h> +#include <asm/arch/mmc.h> +#include <asm/arch/udc.h> +#include <asm/arch/gumstix.h> + +#include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-regs.h> + +#include "generic.h" + +static struct resource flash_resource = { + .start = 0x00000000, + .end = SZ_64M - 1, + .flags = IORESOURCE_MEM, +}; + +static struct mtd_partition gumstix_partitions[] = { + { + .name = "Bootloader", + .size = 0x00040000, + .offset = 0, + .mask_flags = MTD_WRITEABLE /* force read-only */ + } , { + .name = "rootfs", + .size = MTDPART_SIZ_FULL, + .offset = MTDPART_OFS_APPEND + } +}; + +static struct flash_platform_data gumstix_flash_data = { + .map_name = "cfi_probe", + .parts = gumstix_partitions, + .nr_parts = ARRAY_SIZE(gumstix_partitions), + .width = 2, +}; + +static struct platform_device gumstix_flash_device = { + .name = "pxa2xx-flash", + .id = 0, + .dev = { + .platform_data = &gumstix_flash_data, + }, + .resource = &flash_resource, + .num_resources = 1, +}; + +static struct platform_device *devices[] __initdata = { + &gumstix_flash_device, +}; + +#ifdef CONFIG_MMC_PXA +static struct pxamci_platform_data gumstix_mci_platform_data; + +static int gumstix_mci_init(struct device *dev, irq_handler_t detect_int, + void *data) +{ + pxa_gpio_mode(GPIO6_MMCCLK_MD); + pxa_gpio_mode(GPIO53_MMCCLK_MD); + pxa_gpio_mode(GPIO8_MMCCS0_MD); + + return 0; +} + +static struct pxamci_platform_data gumstix_mci_platform_data = { + .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, + .init = gumstix_mci_init, +}; + +static void __init gumstix_mmc_init(void) +{ + pxa_set_mci_info(&gumstix_mci_platform_data); +} +#else +static void __init gumstix_mmc_init(void) +{ + printk(KERN_INFO "Gumstix mmc disabled\n"); +} +#endif + +#ifdef CONFIG_USB_GADGET_PXA2XX +static struct pxa2xx_udc_mach_info gumstix_udc_info __initdata = { + .gpio_vbus = GPIO_GUMSTIX_USB_GPIOn, + .gpio_pullup = GPIO_GUMSTIX_USB_GPIOx, +}; + +static void __init gumstix_udc_init(void) +{ + pxa_set_udc_info(&gumstix_udc_info); +} +#else +static void gumstix_udc_init(void) +{ + printk(KERN_INFO "Gumstix udc is disabled\n"); +} +#endif + +static void __init gumstix_init(void) +{ + gumstix_udc_init(); + gumstix_mmc_init(); + (void) platform_add_devices(devices, ARRAY_SIZE(devices)); +} + +MACHINE_START(GUMSTIX, "Gumstix") + .phys_io = 0x40000000, + .boot_params = 0xa0000100, /* match u-boot bi_boot_params */ + .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, + .map_io = pxa_map_io, + .init_irq = pxa25x_init_irq, + .timer = &pxa_timer, + .init_machine = gumstix_init, +MACHINE_END diff --git a/arch/arm/mach-pxa/idp.c b/arch/arm/mach-pxa/idp.c index 0a94344..2637633 100644 --- a/arch/arm/mach-pxa/idp.c +++ b/arch/arm/mach-pxa/idp.c @@ -32,6 +32,7 @@ #include <asm/mach/map.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #include <asm/arch/idp.h> #include <asm/arch/pxafb.h> #include <asm/arch/bitfield.h> diff --git a/arch/arm/mach-pxa/irq.c b/arch/arm/mach-pxa/irq.c index 36c6a68..a9a0c3f 100644 --- a/arch/arm/mach-pxa/irq.c +++ b/arch/arm/mach-pxa/irq.c @@ -1,7 +1,7 @@ /* * linux/arch/arm/mach-pxa/irq.c * - * Generic PXA IRQ handling, GPIO IRQ demultiplexing, etc. + * Generic PXA IRQ handling * * Author: Nicolas Pitre * Created: Jun 15, 2001 @@ -21,308 +21,58 @@ #include <asm/irq.h> #include <asm/mach/irq.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #include "generic.h" +#define IRQ_BIT(n) (((n) - PXA_IRQ(0)) & 0x1f) +#define _ICMR(n) (*((((n) - PXA_IRQ(0)) & ~0x1f) ? &ICMR2 : &ICMR)) +#define _ICLR(n) (*((((n) - PXA_IRQ(0)) & ~0x1f) ? &ICLR2 : &ICLR)) /* * This is for peripheral IRQs internal to the PXA chip. */ -static void pxa_mask_low_irq(unsigned int irq) +static int pxa_internal_irq_nr; + +static void pxa_mask_irq(unsigned int irq) { - ICMR &= ~(1 << irq); + _ICMR(irq) &= ~(1 << IRQ_BIT(irq)); } -static void pxa_unmask_low_irq(unsigned int irq) +static void pxa_unmask_irq(unsigned int irq) { - ICMR |= (1 << irq); + _ICMR(irq) |= 1 << IRQ_BIT(irq); } -static struct irq_chip pxa_internal_chip_low = { +static struct irq_chip pxa_internal_irq_chip = { .name = "SC", - .ack = pxa_mask_low_irq, - .mask = pxa_mask_low_irq, - .unmask = pxa_unmask_low_irq, + .ack = pxa_mask_irq, + .mask = pxa_mask_irq, + .unmask = pxa_unmask_irq, }; -void __init pxa_init_irq_low(void) +void __init pxa_init_irq(int irq_nr, set_wake_t fn) { int irq; - /* disable all IRQs */ - ICMR = 0; + pxa_internal_irq_nr = irq_nr; - /* all IRQs are IRQ, not FIQ */ - ICLR = 0; + for (irq = 0; irq < irq_nr; irq += 32) { + _ICMR(irq) = 0; /* disable all IRQs */ + _ICLR(irq) = 0; /* all IRQs are IRQ, not FIQ */ + } /* only unmasked interrupts kick us out of idle */ ICCR = 1; - for (irq = PXA_IRQ(0); irq <= PXA_IRQ(31); irq++) { - set_irq_chip(irq, &pxa_internal_chip_low); - set_irq_handler(irq, handle_level_irq); - set_irq_flags(irq, IRQF_VALID); - } -} - -#if defined(CONFIG_PXA27x) || defined(CONFIG_PXA3xx) - -/* - * This is for the second set of internal IRQs as found on the PXA27x. - */ - -static void pxa_mask_high_irq(unsigned int irq) -{ - ICMR2 &= ~(1 << (irq - 32)); -} - -static void pxa_unmask_high_irq(unsigned int irq) -{ - ICMR2 |= (1 << (irq - 32)); -} - -static struct irq_chip pxa_internal_chip_high = { - .name = "SC-hi", - .ack = pxa_mask_high_irq, - .mask = pxa_mask_high_irq, - .unmask = pxa_unmask_high_irq, -}; - -void __init pxa_init_irq_high(void) -{ - int irq; - - ICMR2 = 0; - ICLR2 = 0; - - for (irq = PXA_IRQ(32); irq < PXA_IRQ(64); irq++) { - set_irq_chip(irq, &pxa_internal_chip_high); + for (irq = PXA_IRQ(0); irq < PXA_IRQ(irq_nr); irq++) { + set_irq_chip(irq, &pxa_internal_irq_chip); set_irq_handler(irq, handle_level_irq); set_irq_flags(irq, IRQF_VALID); } -} -#endif - -/* - * PXA GPIO edge detection for IRQs: - * IRQs are generated on Falling-Edge, Rising-Edge, or both. - * Use this instead of directly setting GRER/GFER. - */ - -static long GPIO_IRQ_rising_edge[4]; -static long GPIO_IRQ_falling_edge[4]; -static long GPIO_IRQ_mask[4]; - -static int pxa_gpio_irq_type(unsigned int irq, unsigned int type) -{ - int gpio, idx; - - gpio = IRQ_TO_GPIO(irq); - idx = gpio >> 5; - - if (type == IRQT_PROBE) { - /* Don't mess with enabled GPIOs using preconfigured edges or - GPIOs set to alternate function or to output during probe */ - if ((GPIO_IRQ_rising_edge[idx] | GPIO_IRQ_falling_edge[idx] | GPDR(gpio)) & - GPIO_bit(gpio)) - return 0; - if (GAFR(gpio) & (0x3 << (((gpio) & 0xf)*2))) - return 0; - type = __IRQT_RISEDGE | __IRQT_FALEDGE; - } - - /* printk(KERN_DEBUG "IRQ%d (GPIO%d): ", irq, gpio); */ - - pxa_gpio_mode(gpio | GPIO_IN); - - if (type & __IRQT_RISEDGE) { - /* printk("rising "); */ - __set_bit (gpio, GPIO_IRQ_rising_edge); - } else { - __clear_bit (gpio, GPIO_IRQ_rising_edge); - } - - if (type & __IRQT_FALEDGE) { - /* printk("falling "); */ - __set_bit (gpio, GPIO_IRQ_falling_edge); - } else { - __clear_bit (gpio, GPIO_IRQ_falling_edge); - } - - /* printk("edges\n"); */ - - GRER(gpio) = GPIO_IRQ_rising_edge[idx] & GPIO_IRQ_mask[idx]; - GFER(gpio) = GPIO_IRQ_falling_edge[idx] & GPIO_IRQ_mask[idx]; - return 0; -} - -/* - * GPIO IRQs must be acknowledged. This is for GPIO 0 and 1. - */ - -static void pxa_ack_low_gpio(unsigned int irq) -{ - GEDR0 = (1 << (irq - IRQ_GPIO0)); -} - -static struct irq_chip pxa_low_gpio_chip = { - .name = "GPIO-l", - .ack = pxa_ack_low_gpio, - .mask = pxa_mask_low_irq, - .unmask = pxa_unmask_low_irq, - .set_type = pxa_gpio_irq_type, -}; - -/* - * Demux handler for GPIO>=2 edge detect interrupts - */ - -static void pxa_gpio_demux_handler(unsigned int irq, struct irq_desc *desc) -{ - unsigned int mask; - int loop; - - do { - loop = 0; - - mask = GEDR0 & GPIO_IRQ_mask[0] & ~3; - if (mask) { - GEDR0 = mask; - irq = IRQ_GPIO(2); - desc = irq_desc + irq; - mask >>= 2; - do { - if (mask & 1) - desc_handle_irq(irq, desc); - irq++; - desc++; - mask >>= 1; - } while (mask); - loop = 1; - } - - mask = GEDR1 & GPIO_IRQ_mask[1]; - if (mask) { - GEDR1 = mask; - irq = IRQ_GPIO(32); - desc = irq_desc + irq; - do { - if (mask & 1) - desc_handle_irq(irq, desc); - irq++; - desc++; - mask >>= 1; - } while (mask); - loop = 1; - } - - mask = GEDR2 & GPIO_IRQ_mask[2]; - if (mask) { - GEDR2 = mask; - irq = IRQ_GPIO(64); - desc = irq_desc + irq; - do { - if (mask & 1) - desc_handle_irq(irq, desc); - irq++; - desc++; - mask >>= 1; - } while (mask); - loop = 1; - } - - mask = GEDR3 & GPIO_IRQ_mask[3]; - if (mask) { - GEDR3 = mask; - irq = IRQ_GPIO(96); - desc = irq_desc + irq; - do { - if (mask & 1) - desc_handle_irq(irq, desc); - irq++; - desc++; - mask >>= 1; - } while (mask); - loop = 1; - } - } while (loop); -} - -static void pxa_ack_muxed_gpio(unsigned int irq) -{ - int gpio = irq - IRQ_GPIO(2) + 2; - GEDR(gpio) = GPIO_bit(gpio); -} - -static void pxa_mask_muxed_gpio(unsigned int irq) -{ - int gpio = irq - IRQ_GPIO(2) + 2; - __clear_bit(gpio, GPIO_IRQ_mask); - GRER(gpio) &= ~GPIO_bit(gpio); - GFER(gpio) &= ~GPIO_bit(gpio); -} - -static void pxa_unmask_muxed_gpio(unsigned int irq) -{ - int gpio = irq - IRQ_GPIO(2) + 2; - int idx = gpio >> 5; - __set_bit(gpio, GPIO_IRQ_mask); - GRER(gpio) = GPIO_IRQ_rising_edge[idx] & GPIO_IRQ_mask[idx]; - GFER(gpio) = GPIO_IRQ_falling_edge[idx] & GPIO_IRQ_mask[idx]; -} - -static struct irq_chip pxa_muxed_gpio_chip = { - .name = "GPIO", - .ack = pxa_ack_muxed_gpio, - .mask = pxa_mask_muxed_gpio, - .unmask = pxa_unmask_muxed_gpio, - .set_type = pxa_gpio_irq_type, -}; - -void __init pxa_init_irq_gpio(int gpio_nr) -{ - int irq, i; - - pxa_last_gpio = gpio_nr - 1; - - /* clear all GPIO edge detects */ - for (i = 0; i < gpio_nr; i += 32) { - GFER(i) = 0; - GRER(i) = 0; - GEDR(i) = GEDR(i); - } - - /* GPIO 0 and 1 must have their mask bit always set */ - GPIO_IRQ_mask[0] = 3; - - for (irq = IRQ_GPIO0; irq <= IRQ_GPIO1; irq++) { - set_irq_chip(irq, &pxa_low_gpio_chip); - set_irq_handler(irq, handle_edge_irq); - set_irq_flags(irq, IRQF_VALID | IRQF_PROBE); - } - for (irq = IRQ_GPIO(2); irq < IRQ_GPIO(gpio_nr); irq++) { - set_irq_chip(irq, &pxa_muxed_gpio_chip); - set_irq_handler(irq, handle_edge_irq); - set_irq_flags(irq, IRQF_VALID | IRQF_PROBE); - } - - /* Install handler for GPIO>=2 edge detect interrupts */ - set_irq_chip(IRQ_GPIO_2_x, &pxa_internal_chip_low); - set_irq_chained_handler(IRQ_GPIO_2_x, pxa_gpio_demux_handler); - - pxa_init_gpio(gpio_nr); -} - -void __init pxa_init_irq_set_wake(int (*set_wake)(unsigned int, unsigned int)) -{ - pxa_internal_chip_low.set_wake = set_wake; -#ifdef CONFIG_PXA27x - pxa_internal_chip_high.set_wake = set_wake; -#endif - pxa_low_gpio_chip.set_wake = set_wake; - pxa_muxed_gpio_chip.set_wake = set_wake; + pxa_internal_irq_chip.set_wake = fn; } #ifdef CONFIG_PM @@ -330,19 +80,11 @@ static unsigned long saved_icmr[2]; static int pxa_irq_suspend(struct sys_device *dev, pm_message_t state) { - switch (dev->id) { - case 0: - saved_icmr[0] = ICMR; - ICMR = 0; - break; -#if defined(CONFIG_PXA27x) || defined(CONFIG_PXA3xx) - case 1: - saved_icmr[1] = ICMR2; - ICMR2 = 0; - break; -#endif - default: - return -EINVAL; + int i, irq = PXA_IRQ(0); + + for (i = 0; irq < PXA_IRQ(pxa_internal_irq_nr); i++, irq += 32) { + saved_icmr[i] = _ICMR(irq); + _ICMR(irq) = 0; } return 0; @@ -350,22 +92,14 @@ static int pxa_irq_suspend(struct sys_device *dev, pm_message_t state) static int pxa_irq_resume(struct sys_device *dev) { - switch (dev->id) { - case 0: - ICMR = saved_icmr[0]; - ICLR = 0; - ICCR = 1; - break; -#if defined(CONFIG_PXA27x) || defined(CONFIG_PXA3xx) - case 1: - ICMR2 = saved_icmr[1]; - ICLR2 = 0; - break; -#endif - default: - return -EINVAL; + int i, irq = PXA_IRQ(0); + + for (i = 0; irq < PXA_IRQ(pxa_internal_irq_nr); i++, irq += 32) { + _ICMR(irq) = saved_icmr[i]; + _ICLR(irq) = 0; } + ICCR = 1; return 0; } #else diff --git a/arch/arm/mach-pxa/leds-trizeps4.c b/arch/arm/mach-pxa/leds-trizeps4.c index 2271d20..21880da 100644 --- a/arch/arm/mach-pxa/leds-trizeps4.c +++ b/arch/arm/mach-pxa/leds-trizeps4.c @@ -18,6 +18,7 @@ #include <asm/leds.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #include <asm/arch/trizeps4.h> #include "leds.h" diff --git a/arch/arm/mach-pxa/littleton.c b/arch/arm/mach-pxa/littleton.c index 0a4b54c..0339606 100644 --- a/arch/arm/mach-pxa/littleton.c +++ b/arch/arm/mach-pxa/littleton.c @@ -37,12 +37,11 @@ #include <asm/arch/gpio.h> #include <asm/arch/pxafb.h> #include <asm/arch/ssp.h> +#include <asm/arch/pxa27x_keypad.h> #include <asm/arch/littleton.h> #include "generic.h" -#define ARRAY_AND_SIZE(x) (x), ARRAY_SIZE(x) - /* Littleton MFP configurations */ static mfp_cfg_t littleton_mfp_cfg[] __initdata = { /* LCD */ @@ -76,6 +75,21 @@ static mfp_cfg_t littleton_mfp_cfg[] __initdata = { /* Debug Ethernet */ GPIO90_GPIO, + + /* Keypad */ + GPIO107_KP_DKIN_0, + GPIO108_KP_DKIN_1, + GPIO115_KP_MKIN_0, + GPIO116_KP_MKIN_1, + GPIO117_KP_MKIN_2, + GPIO118_KP_MKIN_3, + GPIO119_KP_MKIN_4, + GPIO120_KP_MKIN_5, + GPIO121_KP_MKOUT_0, + GPIO122_KP_MKOUT_1, + GPIO123_KP_MKOUT_2, + GPIO124_KP_MKOUT_3, + GPIO125_KP_MKOUT_4, }; static struct resource smc91x_resources[] = { @@ -300,6 +314,54 @@ static void littleton_init_lcd(void) static inline void littleton_init_lcd(void) {}; #endif /* CONFIG_FB_PXA || CONFIG_FB_PXA_MODULES */ +#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULES) +static unsigned int littleton_matrix_key_map[] = { + /* KEY(row, col, key_code) */ + KEY(1, 3, KEY_0), KEY(0, 0, KEY_1), KEY(1, 0, KEY_2), KEY(2, 0, KEY_3), + KEY(0, 1, KEY_4), KEY(1, 1, KEY_5), KEY(2, 1, KEY_6), KEY(0, 2, KEY_7), + KEY(1, 2, KEY_8), KEY(2, 2, KEY_9), + + KEY(0, 3, KEY_KPASTERISK), /* * */ + KEY(2, 3, KEY_KPDOT), /* # */ + + KEY(5, 4, KEY_ENTER), + + KEY(5, 0, KEY_UP), + KEY(5, 1, KEY_DOWN), + KEY(5, 2, KEY_LEFT), + KEY(5, 3, KEY_RIGHT), + KEY(3, 2, KEY_HOME), + KEY(4, 1, KEY_END), + KEY(3, 3, KEY_BACK), + + KEY(4, 0, KEY_SEND), + KEY(4, 2, KEY_VOLUMEUP), + KEY(4, 3, KEY_VOLUMEDOWN), + + KEY(3, 0, KEY_F22), /* soft1 */ + KEY(3, 1, KEY_F23), /* soft2 */ +}; + +static struct pxa27x_keypad_platform_data littleton_keypad_info = { + .matrix_key_rows = 6, + .matrix_key_cols = 5, + .matrix_key_map = littleton_matrix_key_map, + .matrix_key_map_size = ARRAY_SIZE(littleton_matrix_key_map), + + .enable_rotary0 = 1, + .rotary0_up_key = KEY_UP, + .rotary0_down_key = KEY_DOWN, + + .debounce_interval = 30, +}; +static void __init littleton_init_keypad(void) +{ + pxa_set_keypad_info(&littleton_keypad_info); +} +#else +static inline void littleton_init_keypad(void) {} +#endif + static void __init littleton_init(void) { /* initialize MFP configurations */ @@ -312,6 +374,7 @@ static void __init littleton_init(void) platform_device_register(&smc91x_device); littleton_init_lcd(); + littleton_init_keypad(); } MACHINE_START(LITTLETON, "Marvell Form Factor Development Platform (aka Littleton)") diff --git a/arch/arm/mach-pxa/lpd270.c b/arch/arm/mach-pxa/lpd270.c index afa62ff..a20e4b1 100644 --- a/arch/arm/mach-pxa/lpd270.c +++ b/arch/arm/mach-pxa/lpd270.c @@ -39,6 +39,7 @@ #include <asm/arch/pxa-regs.h> #include <asm/arch/pxa2xx-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #include <asm/arch/lpd270.h> #include <asm/arch/audio.h> #include <asm/arch/pxafb.h> diff --git a/arch/arm/mach-pxa/lubbock.c b/arch/arm/mach-pxa/lubbock.c index e7ae4bb..ca209c4 100644 --- a/arch/arm/mach-pxa/lubbock.c +++ b/arch/arm/mach-pxa/lubbock.c @@ -42,6 +42,7 @@ #include <asm/arch/pxa-regs.h> #include <asm/arch/pxa2xx-regs.h> +#include <asm/arch/mfp-pxa25x.h> #include <asm/arch/lubbock.h> #include <asm/arch/udc.h> #include <asm/arch/irda.h> @@ -51,6 +52,40 @@ #include "generic.h" #include "devices.h" +static unsigned long lubbock_pin_config[] __initdata = { + GPIO15_nCS_1, /* CS1 - Flash */ + GPIO79_nCS_3, /* CS3 - SMC ethernet */ + + /* SSP data pins */ + GPIO23_SSP1_SCLK, + GPIO25_SSP1_TXD, + GPIO26_SSP1_RXD, + + /* BTUART */ + GPIO42_BTUART_RXD, + GPIO43_BTUART_TXD, + GPIO44_BTUART_CTS, + GPIO45_BTUART_RTS, + + /* PC Card */ + GPIO48_nPOE, + GPIO49_nPWE, + GPIO50_nPIOR, + GPIO51_nPIOW, + GPIO52_nPCE_1, + GPIO53_nPCE_2, + GPIO54_nPSKTSEL, + GPIO55_nPREG, + GPIO56_nPWAIT, + GPIO57_nIOIS16, + + /* MMC */ + GPIO6_MMC_CLK, + GPIO8_MMC_CS0, + + /* wakeup */ + GPIO1_GPIO | WAKEUP_ON_EDGE_RISE, +}; #define LUB_MISC_WR __LUB_REG(LUBBOCK_FPGA_PHYS + 0x080) @@ -186,26 +221,6 @@ static struct platform_device sa1111_device = { .resource = sa1111_resources, }; -static struct resource smc91x_resources[] = { - [0] = { - .name = "smc91x-regs", - .start = 0x0c000c00, - .end = 0x0c0fffff, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = LUBBOCK_ETH_IRQ, - .end = LUBBOCK_ETH_IRQ, - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, - }, - [2] = { - .name = "smc91x-attrib", - .start = 0x0e000000, - .end = 0x0e0fffff, - .flags = IORESOURCE_MEM, - }, -}; - /* ADS7846 is connected through SSP ... and if your board has J5 populated, * you can select it to replace the ucb1400 by switching the touchscreen cable * (to J5) and poking board registers (as done below). Else it's only useful @@ -261,6 +276,26 @@ static struct spi_board_info spi_board_info[] __initdata = { { }, }; +static struct resource smc91x_resources[] = { + [0] = { + .name = "smc91x-regs", + .start = 0x0c000c00, + .end = 0x0c0fffff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = LUBBOCK_ETH_IRQ, + .end = LUBBOCK_ETH_IRQ, + .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, + }, + [2] = { + .name = "smc91x-attrib", + .start = 0x0e000000, + .end = 0x0e0fffff, + .flags = IORESOURCE_MEM, + }, +}; + static struct platform_device smc91x_device = { .name = "smc91x", .id = -1, @@ -404,10 +439,6 @@ static int lubbock_mci_init(struct device *dev, irq_handler_t detect_int, void *data) { - /* setup GPIO for PXA25x MMC controller */ - pxa_gpio_mode(GPIO6_MMCCLK_MD); - pxa_gpio_mode(GPIO8_MMCCS0_MD); - /* detect card insert/eject */ mmc_detect_int = detect_int; init_timer(&mmc_timer); @@ -457,6 +488,8 @@ static void __init lubbock_init(void) { int flashboot = (LUB_CONF_SWITCHES & 1); + pxa2xx_mfp_config(ARRAY_AND_SIZE(lubbock_pin_config)); + pxa_set_udc_info(&udc_info); set_pxa_fb_info(&sharp_lm8v31); pxa_set_mci_info(&lubbock_mci_platform_data); @@ -489,46 +522,6 @@ static void __init lubbock_map_io(void) pxa_map_io(); iotable_init(lubbock_io_desc, ARRAY_SIZE(lubbock_io_desc)); - /* SSP data pins */ - pxa_gpio_mode(GPIO23_SCLK_MD); - pxa_gpio_mode(GPIO25_STXD_MD); - pxa_gpio_mode(GPIO26_SRXD_MD); - - /* This enables the BTUART */ - pxa_gpio_mode(GPIO42_BTRXD_MD); - pxa_gpio_mode(GPIO43_BTTXD_MD); - pxa_gpio_mode(GPIO44_BTCTS_MD); - pxa_gpio_mode(GPIO45_BTRTS_MD); - - GPSR(GPIO48_nPOE) = - GPIO_bit(GPIO48_nPOE) | - GPIO_bit(GPIO49_nPWE) | - GPIO_bit(GPIO50_nPIOR) | - GPIO_bit(GPIO51_nPIOW) | - GPIO_bit(GPIO52_nPCE_1) | - GPIO_bit(GPIO53_nPCE_2); - - pxa_gpio_mode(GPIO48_nPOE_MD); - pxa_gpio_mode(GPIO49_nPWE_MD); - pxa_gpio_mode(GPIO50_nPIOR_MD); - pxa_gpio_mode(GPIO51_nPIOW_MD); - pxa_gpio_mode(GPIO52_nPCE_1_MD); - pxa_gpio_mode(GPIO53_nPCE_2_MD); - pxa_gpio_mode(GPIO54_pSKTSEL_MD); - pxa_gpio_mode(GPIO55_nPREG_MD); - pxa_gpio_mode(GPIO56_nPWAIT_MD); - pxa_gpio_mode(GPIO57_nIOIS16_MD); - - /* This is for the SMC chip select */ - pxa_gpio_mode(GPIO79_nCS_3_MD); - - /* setup sleep mode values */ - PWER = 0x00000002; - PFER = 0x00000000; - PRER = 0x00000002; - PGSR0 = 0x00008000; - PGSR1 = 0x003F0202; - PGSR2 = 0x0001C000; PCFR |= PCFR_OPDE; } diff --git a/arch/arm/mach-pxa/magician.c b/arch/arm/mach-pxa/magician.c index d98ef7a..d70be75 100644 --- a/arch/arm/mach-pxa/magician.c +++ b/arch/arm/mach-pxa/magician.c @@ -16,24 +16,106 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/platform_device.h> +#include <linux/delay.h> #include <linux/gpio_keys.h> #include <linux/input.h> +#include <linux/mfd/htc-egpio.h> +#include <linux/mfd/htc-pasic3.h> #include <linux/mtd/mtd.h> #include <linux/mtd/map.h> #include <linux/mtd/physmap.h> +#include <linux/pda_power.h> #include <asm/gpio.h> #include <asm/hardware.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/arch/magician.h> +#include <asm/arch/mfp-pxa27x.h> #include <asm/arch/pxa-regs.h> #include <asm/arch/pxafb.h> +#include <asm/arch/i2c.h> +#include <asm/arch/mmc.h> #include <asm/arch/irda.h> #include <asm/arch/ohci.h> #include "generic.h" +static unsigned long magician_pin_config[] = { + + /* SDRAM and Static Memory I/O Signals */ + GPIO20_nSDCS_2, + GPIO21_nSDCS_3, + GPIO15_nCS_1, + GPIO78_nCS_2, /* PASIC3 */ + GPIO79_nCS_3, /* EGPIO CPLD */ + GPIO80_nCS_4, + GPIO33_nCS_5, + + /* I2C */ + GPIO117_I2C_SCL, + GPIO118_I2C_SDA, + + /* PWM 0 */ + GPIO16_PWM0_OUT, + + /* I2S */ + GPIO28_I2S_BITCLK_OUT, + GPIO29_I2S_SDATA_IN, + GPIO31_I2S_SYNC, + GPIO113_I2S_SYSCLK, + + /* SSP 2 */ + GPIO19_SSP2_SCLK, + GPIO14_SSP2_SFRM, + GPIO89_SSP2_TXD, + GPIO88_SSP2_RXD, + + /* MMC */ + GPIO32_MMC_CLK, + GPIO92_MMC_DAT_0, + GPIO109_MMC_DAT_1, + GPIO110_MMC_DAT_2, + GPIO111_MMC_DAT_3, + GPIO112_MMC_CMD, + + /* LCD */ + GPIO58_LCD_LDD_0, + GPIO59_LCD_LDD_1, + GPIO60_LCD_LDD_2, + GPIO61_LCD_LDD_3, + GPIO62_LCD_LDD_4, + GPIO63_LCD_LDD_5, + GPIO64_LCD_LDD_6, + GPIO65_LCD_LDD_7, + GPIO66_LCD_LDD_8, + GPIO67_LCD_LDD_9, + GPIO68_LCD_LDD_10, + GPIO69_LCD_LDD_11, + GPIO70_LCD_LDD_12, + GPIO71_LCD_LDD_13, + GPIO72_LCD_LDD_14, + GPIO73_LCD_LDD_15, + GPIO74_LCD_FCLK, + GPIO75_LCD_LCLK, + GPIO76_LCD_PCLK, + GPIO77_LCD_BIAS, + + /* QCI */ + GPIO12_CIF_DD_7, + GPIO17_CIF_DD_6, + GPIO50_CIF_DD_3, + GPIO51_CIF_DD_2, + GPIO52_CIF_DD_4, + GPIO53_CIF_MCLK, + GPIO54_CIF_PCLK, + GPIO55_CIF_DD_1, + GPIO81_CIF_DD_0, + GPIO82_CIF_DD_5, + GPIO84_CIF_FV, + GPIO85_CIF_LV, +}; + /* * IRDA */ @@ -83,8 +165,64 @@ static struct platform_device gpio_keys = { .id = -1, }; + +/* + * EGPIO (Xilinx CPLD) + * + * 7 32-bit aligned 8-bit registers: 3x output, 1x irq, 3x input + */ + +static struct resource egpio_resources[] = { + [0] = { + .start = PXA_CS3_PHYS, + .end = PXA_CS3_PHYS + 0x20, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = gpio_to_irq(GPIO13_MAGICIAN_CPLD_IRQ), + .end = gpio_to_irq(GPIO13_MAGICIAN_CPLD_IRQ), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct htc_egpio_chip egpio_chips[] = { + [0] = { + .reg_start = 0, + .gpio_base = MAGICIAN_EGPIO(0, 0), + .num_gpios = 24, + .direction = HTC_EGPIO_OUTPUT, + .initial_values = 0x40, /* EGPIO_MAGICIAN_GSM_RESET */ + }, + [1] = { + .reg_start = 4, + .gpio_base = MAGICIAN_EGPIO(4, 0), + .num_gpios = 24, + .direction = HTC_EGPIO_INPUT, + }, +}; + +static struct htc_egpio_platform_data egpio_info = { + .reg_width = 8, + .bus_width = 32, + .irq_base = IRQ_BOARD_START, + .num_irqs = 4, + .ack_register = 3, + .chip = egpio_chips, + .num_chips = ARRAY_SIZE(egpio_chips), +}; + +static struct platform_device egpio = { + .name = "htc-egpio", + .id = -1, + .resource = egpio_resources, + .num_resources = ARRAY_SIZE(egpio_resources), + .dev = { + .platform_data = &egpio_info, + }, +}; + /* - * LCD - Toppoly TD028STEB1 + * LCD - Toppoly TD028STEB1 or Samsung LTP280QV */ static struct pxafb_mode_info toppoly_modes[] = { @@ -103,12 +241,99 @@ static struct pxafb_mode_info toppoly_modes[] = { }, }; +static struct pxafb_mode_info samsung_modes[] = { + { + .pixclock = 96153, + .bpp = 16, + .xres = 240, + .yres = 320, + .hsync_len = 8, + .vsync_len = 4, + .left_margin = 9, + .upper_margin = 4, + .right_margin = 9, + .lower_margin = 4, + .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, + }, +}; + +static void toppoly_lcd_power(int on, struct fb_var_screeninfo *si) +{ + pr_debug("Toppoly LCD power\n"); + + if (on) { + pr_debug("on\n"); + gpio_set_value(EGPIO_MAGICIAN_TOPPOLY_POWER, 1); + gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 1); + udelay(2000); + gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 1); + udelay(2000); + /* FIXME: enable LCDC here */ + udelay(2000); + gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 1); + udelay(2000); + gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 1); + } else { + pr_debug("off\n"); + msleep(15); + gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 0); + udelay(500); + gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 0); + udelay(1000); + gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 0); + gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 0); + } +} + +static void samsung_lcd_power(int on, struct fb_var_screeninfo *si) +{ + pr_debug("Samsung LCD power\n"); + + if (on) { + pr_debug("on\n"); + if (system_rev < 3) + gpio_set_value(GPIO75_MAGICIAN_SAMSUNG_POWER, 1); + else + gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 1); + mdelay(10); + gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 1); + mdelay(10); + gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 1); + mdelay(30); + gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 1); + mdelay(10); + } else { + pr_debug("off\n"); + mdelay(10); + gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 0); + mdelay(30); + gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 0); + mdelay(10); + gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 0); + mdelay(10); + if (system_rev < 3) + gpio_set_value(GPIO75_MAGICIAN_SAMSUNG_POWER, 0); + else + gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 0); + } +} + static struct pxafb_mach_info toppoly_info = { - .modes = toppoly_modes, - .num_modes = 1, - .fixed_modes = 1, - .lccr0 = LCCR0_Color | LCCR0_Sngl | LCCR0_Act, - .lccr3 = LCCR3_PixRsEdg, + .modes = toppoly_modes, + .num_modes = 1, + .fixed_modes = 1, + .lccr0 = LCCR0_Color | LCCR0_Sngl | LCCR0_Act, + .lccr3 = LCCR3_PixRsEdg, + .pxafb_lcd_power = toppoly_lcd_power, +}; + +static struct pxafb_mach_info samsung_info = { + .modes = samsung_modes, + .num_modes = 1, + .fixed_modes = 1, + .lccr0 = LCCR0_LDDALT | LCCR0_Color | LCCR0_Sngl | LCCR0_Act, + .lccr3 = LCCR3_PixFlEdg, + .pxafb_lcd_power = samsung_lcd_power, }; /* @@ -120,9 +345,18 @@ static void magician_set_bl_intensity(int intensity) if (intensity) { PWM_CTRL0 = 1; PWM_PERVAL0 = 0xc8; - PWM_PWDUTY0 = intensity; + if (intensity > 0xc7) { + PWM_PWDUTY0 = intensity - 0x48; + gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 1); + } else { + PWM_PWDUTY0 = intensity; + gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 0); + } + gpio_set_value(EGPIO_MAGICIAN_BL_POWER, 1); pxa_set_cken(CKEN_PWM0, 1); } else { + /* PWM_PWDUTY0 = intensity; */ + gpio_set_value(EGPIO_MAGICIAN_BL_POWER, 0); pxa_set_cken(CKEN_PWM0, 0); } } @@ -130,18 +364,215 @@ static void magician_set_bl_intensity(int intensity) static struct generic_bl_info backlight_info = { .default_intensity = 0x64, .limit_mask = 0x0b, - .max_intensity = 0xc7, + .max_intensity = 0xc7+0x48, .set_bl_intensity = magician_set_bl_intensity, }; static struct platform_device backlight = { - .name = "corgi-bl", + .name = "generic-bl", .dev = { .platform_data = &backlight_info, }, .id = -1, }; +/* + * LEDs + */ + +struct gpio_led gpio_leds[] = { + { + .name = "magician::vibra", + .default_trigger = "none", + .gpio = GPIO22_MAGICIAN_VIBRA_EN, + }, + { + .name = "magician::phone_bl", + .default_trigger = "none", + .gpio = GPIO103_MAGICIAN_LED_KP, + }, +}; + +static struct gpio_led_platform_data gpio_led_info = { + .leds = gpio_leds, + .num_leds = ARRAY_SIZE(gpio_leds), +}; + +static struct platform_device leds_gpio = { + .name = "leds-gpio", + .id = -1, + .dev = { + .platform_data = &gpio_led_info, + }, +}; + +static struct pasic3_led pasic3_leds[] = { + { + .led = { + .name = "magician:red", + .default_trigger = "ds2760-battery.0-charging", + }, + .hw_num = 0, + .bit2 = PASIC3_BIT2_LED0, + .mask = PASIC3_MASK_LED0, + }, + { + .led = { + .name = "magician:green", + .default_trigger = "ds2760-battery.0-charging-or-full", + }, + .hw_num = 1, + .bit2 = PASIC3_BIT2_LED1, + .mask = PASIC3_MASK_LED1, + }, + { + .led = { + .name = "magician:blue", + .default_trigger = "bluetooth", + }, + .hw_num = 2, + .bit2 = PASIC3_BIT2_LED2, + .mask = PASIC3_MASK_LED2, + }, +}; + +static struct platform_device pasic3; + +static struct pasic3_leds_machinfo __devinit pasic3_leds_info = { + .num_leds = ARRAY_SIZE(pasic3_leds), + .power_gpio = EGPIO_MAGICIAN_LED_POWER, + .leds = pasic3_leds, +}; + +/* + * PASIC3 with DS1WM + */ + +static struct resource pasic3_resources[] = { + [0] = { + .start = PXA_CS2_PHYS, + .end = PXA_CS2_PHYS + 0x1b, + .flags = IORESOURCE_MEM, + }, + /* No IRQ handler in the PASIC3, DS1WM needs an external IRQ */ + [1] = { + .start = gpio_to_irq(GPIO107_MAGICIAN_DS1WM_IRQ), + .end = gpio_to_irq(GPIO107_MAGICIAN_DS1WM_IRQ), + .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, + } +}; + +static struct pasic3_platform_data pasic3_platform_data = { + .bus_shift = 2, + .led_pdata = &pasic3_leds_info, + .clock_rate = 4000000, +}; + +static struct platform_device pasic3 = { + .name = "pasic3", + .id = -1, + .num_resources = ARRAY_SIZE(pasic3_resources), + .resource = pasic3_resources, + .dev = { + .platform_data = &pasic3_platform_data, + }, +}; + +/* + * External power + */ + +static int magician_is_ac_online(void) +{ + return gpio_get_value(EGPIO_MAGICIAN_CABLE_STATE_AC); +} + +static int magician_is_usb_online(void) +{ + return gpio_get_value(EGPIO_MAGICIAN_CABLE_STATE_USB); +} + +static void magician_set_charge(int flags) +{ + gpio_set_value(GPIO30_MAGICIAN_nCHARGE_EN, !flags); + gpio_set_value(EGPIO_MAGICIAN_CHARGE_EN, flags); +} + +static char *magician_supplicants[] = { + "ds2760-battery.0", "backup-battery" +}; + +static struct pda_power_pdata power_supply_info = { + .is_ac_online = magician_is_ac_online, + .is_usb_online = magician_is_usb_online, + .set_charge = magician_set_charge, + .supplied_to = magician_supplicants, + .num_supplicants = ARRAY_SIZE(magician_supplicants), +}; + +static struct resource power_supply_resources[] = { + [0] = { + .name = "ac", + .flags = IORESOURCE_IRQ, + .start = IRQ_MAGICIAN_AC, + .end = IRQ_MAGICIAN_AC, + }, + [1] = { + .name = "usb", + .flags = IORESOURCE_IRQ, + .start = IRQ_MAGICIAN_AC, + .end = IRQ_MAGICIAN_AC, + }, +}; + +static struct platform_device power_supply = { + .name = "pda-power", + .id = -1, + .dev = { + .platform_data = &power_supply_info, + }, + .resource = power_supply_resources, + .num_resources = ARRAY_SIZE(power_supply_resources), +}; + + +/* + * MMC/SD + */ + +static int magician_mci_init(struct device *dev, + irq_handler_t detect_irq, void *data) +{ + return request_irq(IRQ_MAGICIAN_SD, detect_irq, + IRQF_DISABLED | IRQF_SAMPLE_RANDOM, + "MMC card detect", data); +} + +static void magician_mci_setpower(struct device *dev, unsigned int vdd) +{ + struct pxamci_platform_data *pdata = dev->platform_data; + + gpio_set_value(EGPIO_MAGICIAN_SD_POWER, (1 << vdd) & pdata->ocr_mask); +} + +static int magician_mci_get_ro(struct device *dev) +{ + return (!gpio_get_value(EGPIO_MAGICIAN_nSD_READONLY)); +} + +static void magician_mci_exit(struct device *dev, void *data) +{ + free_irq(IRQ_MAGICIAN_SD, data); +} + +static struct pxamci_platform_data magician_mci_info = { + .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, + .init = magician_mci_init, + .get_ro = magician_mci_get_ro, + .setpower = magician_mci_setpower, + .exit = magician_mci_exit, +}; + /* * USB OHCI @@ -166,6 +597,11 @@ static struct pxaohci_platform_data magician_ohci_info = { * StrataFlash */ +static void magician_set_vpp(struct map_info *map, int vpp) +{ + gpio_set_value(EGPIO_MAGICIAN_FLASH_VPP, vpp); +} + #define PXA_CS_SIZE 0x04000000 static struct resource strataflash_resource = { @@ -176,13 +612,14 @@ static struct resource strataflash_resource = { static struct physmap_flash_data strataflash_data = { .width = 4, + .set_vpp = magician_set_vpp, }; static struct platform_device strataflash = { .name = "physmap-flash", .id = -1, - .num_resources = 1, .resource = &strataflash_resource, + .num_resources = 1, .dev = { .platform_data = &strataflash_data, }, @@ -194,16 +631,43 @@ static struct platform_device strataflash = { static struct platform_device *devices[] __initdata = { &gpio_keys, + &egpio, &backlight, + &pasic3, + &power_supply, &strataflash, + &leds_gpio, }; static void __init magician_init(void) { + void __iomem *cpld; + int lcd_select; + + pxa2xx_mfp_config(ARRAY_AND_SIZE(magician_pin_config)); + platform_add_devices(devices, ARRAY_SIZE(devices)); + pxa_set_i2c_info(NULL); + pxa_set_mci_info(&magician_mci_info); pxa_set_ohci_info(&magician_ohci_info); pxa_set_ficp_info(&magician_ficp_info); - set_pxa_fb_info(&toppoly_info); + + /* Check LCD type we have */ + cpld = ioremap_nocache(PXA_CS3_PHYS, 0x1000); + if (cpld) { + u8 board_id = __raw_readb(cpld+0x14); + system_rev = board_id & 0x7; + lcd_select = board_id & 0x8; + iounmap(cpld); + pr_info("LCD type: %s\n", lcd_select ? "Samsung" : "Toppoly"); + if (lcd_select && (system_rev < 3)) + pxa_gpio_mode(GPIO75_MAGICIAN_SAMSUNG_POWER_MD); + pxa_gpio_mode(GPIO104_MAGICIAN_LCD_POWER_1_MD); + pxa_gpio_mode(GPIO105_MAGICIAN_LCD_POWER_2_MD); + pxa_gpio_mode(GPIO106_MAGICIAN_LCD_POWER_3_MD); + set_pxa_fb_info(lcd_select ? &samsung_info : &toppoly_info); + } else + pr_err("LCD detection: CPLD mapping failed\n"); } diff --git a/arch/arm/mach-pxa/mainstone.c b/arch/arm/mach-pxa/mainstone.c index 72a436f..18d47cf 100644 --- a/arch/arm/mach-pxa/mainstone.c +++ b/arch/arm/mach-pxa/mainstone.c @@ -24,6 +24,8 @@ #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> #include <linux/backlight.h> +#include <linux/input.h> +#include <linux/gpio_keys.h> #include <asm/types.h> #include <asm/setup.h> @@ -40,16 +42,94 @@ #include <asm/arch/pxa-regs.h> #include <asm/arch/pxa2xx-regs.h> +#include <asm/arch/mfp-pxa27x.h> #include <asm/arch/mainstone.h> #include <asm/arch/audio.h> #include <asm/arch/pxafb.h> +#include <asm/arch/i2c.h> #include <asm/arch/mmc.h> #include <asm/arch/irda.h> #include <asm/arch/ohci.h> +#include <asm/arch/pxa27x_keypad.h> #include "generic.h" #include "devices.h" +static unsigned long mainstone_pin_config[] = { + /* Chip Select */ + GPIO15_nCS_1, + + /* LCD - 16bpp Active TFT */ + GPIO58_LCD_LDD_0, + GPIO59_LCD_LDD_1, + GPIO60_LCD_LDD_2, + GPIO61_LCD_LDD_3, + GPIO62_LCD_LDD_4, + GPIO63_LCD_LDD_5, + GPIO64_LCD_LDD_6, + GPIO65_LCD_LDD_7, + GPIO66_LCD_LDD_8, + GPIO67_LCD_LDD_9, + GPIO68_LCD_LDD_10, + GPIO69_LCD_LDD_11, + GPIO70_LCD_LDD_12, + GPIO71_LCD_LDD_13, + GPIO72_LCD_LDD_14, + GPIO73_LCD_LDD_15, + GPIO74_LCD_FCLK, + GPIO75_LCD_LCLK, + GPIO76_LCD_PCLK, + GPIO77_LCD_BIAS, + GPIO16_PWM0_OUT, /* Backlight */ + + /* MMC */ + GPIO32_MMC_CLK, + GPIO112_MMC_CMD, + GPIO92_MMC_DAT_0, + GPIO109_MMC_DAT_1, + GPIO110_MMC_DAT_2, + GPIO111_MMC_DAT_3, + + /* USB Host Port 1 */ + GPIO88_USBH1_PWR, + GPIO89_USBH1_PEN, + + /* PC Card */ + GPIO48_nPOE, + GPIO49_nPWE, + GPIO50_nPIOR, + GPIO51_nPIOW, + GPIO85_nPCE_1, + GPIO54_nPCE_2, + GPIO79_PSKTSEL, + GPIO55_nPREG, + GPIO56_nPWAIT, + GPIO57_nIOIS16, + + /* AC97 */ + GPIO45_AC97_SYSCLK, + + /* Keypad */ + GPIO93_KP_DKIN_0 | WAKEUP_ON_LEVEL_HIGH, + GPIO94_KP_DKIN_1 | WAKEUP_ON_LEVEL_HIGH, + GPIO95_KP_DKIN_2 | WAKEUP_ON_LEVEL_HIGH, + GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH, + GPIO101_KP_MKIN_1 | WAKEUP_ON_LEVEL_HIGH, + GPIO102_KP_MKIN_2 | WAKEUP_ON_LEVEL_HIGH, + GPIO97_KP_MKIN_3 | WAKEUP_ON_LEVEL_HIGH, + GPIO98_KP_MKIN_4 | WAKEUP_ON_LEVEL_HIGH, + GPIO99_KP_MKIN_5 | WAKEUP_ON_LEVEL_HIGH, + GPIO103_KP_MKOUT_0, + GPIO104_KP_MKOUT_1, + GPIO105_KP_MKOUT_2, + GPIO106_KP_MKOUT_3, + GPIO107_KP_MKOUT_4, + GPIO108_KP_MKOUT_5, + GPIO96_KP_MKOUT_6, + + /* GPIO */ + GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH, +}; static unsigned long mainstone_irq_enabled; @@ -278,13 +358,13 @@ static int mainstone_backlight_update_status(struct backlight_device *bl) bl->props.fb_blank != FB_BLANK_UNBLANK) brightness = 0; - if (brightness != 0) { - pxa_gpio_mode(GPIO16_PWM0_MD); + if (brightness != 0) pxa_set_cken(CKEN_PWM0, 1); - } + PWM_CTRL0 = 0; PWM_PWDUTY0 = brightness; PWM_PERVAL0 = bl->props.max_brightness; + if (brightness == 0) pxa_set_cken(CKEN_PWM0, 0); return 0; /* pointless return value */ @@ -362,16 +442,6 @@ static int mainstone_mci_init(struct device *dev, irq_handler_t mstone_detect_in { int err; - /* - * setup GPIO for PXA27x MMC controller - */ - pxa_gpio_mode(GPIO32_MMCCLK_MD); - pxa_gpio_mode(GPIO112_MMCCMD_MD); - pxa_gpio_mode(GPIO92_MMCDAT0_MD); - pxa_gpio_mode(GPIO109_MMCDAT1_MD); - pxa_gpio_mode(GPIO110_MMCDAT2_MD); - pxa_gpio_mode(GPIO111_MMCDAT3_MD); - /* make sure SD/Memory Stick multiplexer's signals * are routed to MMC controller */ @@ -434,19 +504,39 @@ static struct pxaficp_platform_data mainstone_ficp_platform_data = { .transceiver_mode = mainstone_irda_transceiver_mode, }; +static struct gpio_keys_button gpio_keys_button[] = { + [0] = { + .desc = "wakeup", + .code = KEY_SUSPEND, + .type = EV_KEY, + .gpio = 1, + .wakeup = 1, + }, +}; + +static struct gpio_keys_platform_data mainstone_gpio_keys = { + .buttons = gpio_keys_button, + .nbuttons = 1, +}; + +static struct platform_device mst_gpio_keys_device = { + .name = "gpio-keys", + .id = -1, + .dev = { + .platform_data = &mainstone_gpio_keys, + }, +}; + static struct platform_device *platform_devices[] __initdata = { &smc91x_device, &mst_audio_device, &mst_flash_device[0], &mst_flash_device[1], + &mst_gpio_keys_device, }; static int mainstone_ohci_init(struct device *dev) { - /* setup Port1 GPIO pin. */ - pxa_gpio_mode( 88 | GPIO_ALT_FN_1_IN); /* USBHPWR1 */ - pxa_gpio_mode( 89 | GPIO_ALT_FN_2_OUT); /* USBHPEN1 */ - /* Set the Power Control Polarity Low and Power Sense Polarity Low to active low. */ UHCHR = (UHCHR | UHCHR_PCPL | UHCHR_PSPL) & @@ -460,10 +550,63 @@ static struct pxaohci_platform_data mainstone_ohci_platform_data = { .init = mainstone_ohci_init, }; +#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULES) +static unsigned int mainstone_matrix_keys[] = { + KEY(0, 0, KEY_A), KEY(1, 0, KEY_B), KEY(2, 0, KEY_C), + KEY(3, 0, KEY_D), KEY(4, 0, KEY_E), KEY(5, 0, KEY_F), + KEY(0, 1, KEY_G), KEY(1, 1, KEY_H), KEY(2, 1, KEY_I), + KEY(3, 1, KEY_J), KEY(4, 1, KEY_K), KEY(5, 1, KEY_L), + KEY(0, 2, KEY_M), KEY(1, 2, KEY_N), KEY(2, 2, KEY_O), + KEY(3, 2, KEY_P), KEY(4, 2, KEY_Q), KEY(5, 2, KEY_R), + KEY(0, 3, KEY_S), KEY(1, 3, KEY_T), KEY(2, 3, KEY_U), + KEY(3, 3, KEY_V), KEY(4, 3, KEY_W), KEY(5, 3, KEY_X), + KEY(2, 4, KEY_Y), KEY(3, 4, KEY_Z), + + KEY(0, 4, KEY_DOT), /* . */ + KEY(1, 4, KEY_CLOSE), /* @ */ + KEY(4, 4, KEY_SLASH), + KEY(5, 4, KEY_BACKSLASH), + KEY(0, 5, KEY_HOME), + KEY(1, 5, KEY_LEFTSHIFT), + KEY(2, 5, KEY_SPACE), + KEY(3, 5, KEY_SPACE), + KEY(4, 5, KEY_ENTER), + KEY(5, 5, KEY_BACKSPACE), + + KEY(0, 6, KEY_UP), + KEY(1, 6, KEY_DOWN), + KEY(2, 6, KEY_LEFT), + KEY(3, 6, KEY_RIGHT), + KEY(4, 6, KEY_SELECT), +}; + +struct pxa27x_keypad_platform_data mainstone_keypad_info = { + .matrix_key_rows = 6, + .matrix_key_cols = 7, + .matrix_key_map = mainstone_matrix_keys, + .matrix_key_map_size = ARRAY_SIZE(mainstone_matrix_keys), + + .enable_rotary0 = 1, + .rotary0_up_key = KEY_UP, + .rotary0_down_key = KEY_DOWN, + + .debounce_interval = 30, +}; + +static void __init mainstone_init_keypad(void) +{ + pxa_set_keypad_info(&mainstone_keypad_info); +} +#else +static inline void mainstone_init_keypad(void) {} +#endif + static void __init mainstone_init(void) { int SW7 = 0; /* FIXME: get from SCR (Mst doc section 3.2.1.1) */ + pxa2xx_mfp_config(ARRAY_AND_SIZE(mainstone_pin_config)); + mst_flash_data[0].width = (BOOT_DEF & 1) ? 2 : 4; mst_flash_data[1].width = 4; @@ -480,31 +623,6 @@ static void __init mainstone_init(void) */ ARB_CNTRL = ARB_CORE_PARK | 0x234; - /* - * On Mainstone, we route AC97_SYSCLK via GPIO45 to - * the audio daughter card - */ - pxa_gpio_mode(GPIO45_SYSCLK_AC97_MD); - - GPSR(GPIO48_nPOE) = - GPIO_bit(GPIO48_nPOE) | - GPIO_bit(GPIO49_nPWE) | - GPIO_bit(GPIO50_nPIOR) | - GPIO_bit(GPIO51_nPIOW) | - GPIO_bit(GPIO85_nPCE_1) | - GPIO_bit(GPIO54_nPCE_2); - - pxa_gpio_mode(GPIO48_nPOE_MD); - pxa_gpio_mode(GPIO49_nPWE_MD); - pxa_gpio_mode(GPIO50_nPIOR_MD); - pxa_gpio_mode(GPIO51_nPIOW_MD); - pxa_gpio_mode(GPIO85_nPCE_1_MD); - pxa_gpio_mode(GPIO54_nPCE_2_MD); - pxa_gpio_mode(GPIO79_pSKTSEL_MD); - pxa_gpio_mode(GPIO55_nPREG_MD); - pxa_gpio_mode(GPIO56_nPWAIT_MD); - pxa_gpio_mode(GPIO57_nIOIS16_MD); - platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); /* reading Mainstone's "Virtual Configuration Register" @@ -520,6 +638,9 @@ static void __init mainstone_init(void) pxa_set_mci_info(&mainstone_mci_platform_data); pxa_set_ficp_info(&mainstone_ficp_platform_data); pxa_set_ohci_info(&mainstone_ohci_platform_data); + pxa_set_i2c_info(NULL); + + mainstone_init_keypad(); } @@ -537,23 +658,9 @@ static void __init mainstone_map_io(void) pxa_map_io(); iotable_init(mainstone_io_desc, ARRAY_SIZE(mainstone_io_desc)); - /* initialize sleep mode regs (wake-up sources, etc) */ - PGSR0 = 0x00008800; - PGSR1 = 0x00000002; - PGSR2 = 0x0001FC00; - PGSR3 = 0x00001F81; - PWER = 0xC0000002; - PRER = 0x00000002; - PFER = 0x00000002; /* for use I SRAM as framebuffer. */ PSLR |= 0xF04; PCFR = 0x66; - /* For Keypad wakeup. */ - KPC &=~KPC_ASACT; - KPC |=KPC_AS; - PKWR = 0x000FD000; - /* Need read PKWR back after set it. */ - PKWR; } MACHINE_START(MAINSTONE, "Intel HCDDBBVA0 Development Platform (aka Mainstone)") diff --git a/arch/arm/mach-pxa/mfp-pxa2xx.c b/arch/arm/mach-pxa/mfp-pxa2xx.c new file mode 100644 index 0000000..22097a1 --- /dev/null +++ b/arch/arm/mach-pxa/mfp-pxa2xx.c @@ -0,0 +1,245 @@ +/* + * linux/arch/arm/mach-pxa/mfp-pxa2xx.c + * + * PXA2xx pin mux configuration support + * + * The GPIOs on PXA2xx can be configured as one of many alternate + * functions, this is by concept samilar to the MFP configuration + * on PXA3xx, what's more important, the low power pin state and + * wakeup detection are also supported by the same framework. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/sysdev.h> + +#include <asm/arch/hardware.h> +#include <asm/arch/pxa-regs.h> +#include <asm/arch/mfp-pxa2xx.h> + +#include "generic.h" + +#define PGSR(x) __REG2(0x40F00020, ((x) & 0x60) >> 3) + +#define PWER_WE35 (1 << 24) + +struct gpio_desc { + unsigned valid : 1; + unsigned can_wakeup : 1; + unsigned keypad_gpio : 1; + unsigned int mask; /* bit mask in PWER or PKWR */ + unsigned long config; +}; + +static struct gpio_desc gpio_desc[MFP_PIN_GPIO127 + 1]; + +static int __mfp_config_gpio(unsigned gpio, unsigned long c) +{ + unsigned long gafr, mask = GPIO_bit(gpio); + int fn; + + fn = MFP_AF(c); + if (fn > 3) + return -EINVAL; + + /* alternate function and direction */ + gafr = GAFR(gpio) & ~(0x3 << ((gpio & 0xf) * 2)); + GAFR(gpio) = gafr | (fn << ((gpio & 0xf) * 2)); + + if (c & MFP_DIR_OUT) + GPDR(gpio) |= mask; + else + GPDR(gpio) &= ~mask; + + /* low power state */ + switch (c & MFP_LPM_STATE_MASK) { + case MFP_LPM_DRIVE_HIGH: + PGSR(gpio) |= mask; + break; + case MFP_LPM_DRIVE_LOW: + PGSR(gpio) &= ~mask; + break; + case MFP_LPM_INPUT: + break; + default: + pr_warning("%s: invalid low power state for GPIO%d\n", + __func__, gpio); + return -EINVAL; + } + + /* give early warning if MFP_LPM_CAN_WAKEUP is set on the + * configurations of those pins not able to wakeup + */ + if ((c & MFP_LPM_CAN_WAKEUP) && !gpio_desc[gpio].can_wakeup) { + pr_warning("%s: GPIO%d unable to wakeup\n", + __func__, gpio); + return -EINVAL; + } + + if ((c & MFP_LPM_CAN_WAKEUP) && (c & MFP_DIR_OUT)) { + pr_warning("%s: output GPIO%d unable to wakeup\n", + __func__, gpio); + return -EINVAL; + } + + return 0; +} + +void pxa2xx_mfp_config(unsigned long *mfp_cfgs, int num) +{ + unsigned long flags; + unsigned long *c; + int i, gpio; + + for (i = 0, c = mfp_cfgs; i < num; i++, c++) { + + gpio = mfp_to_gpio(MFP_PIN(*c)); + + if (!gpio_desc[gpio].valid) { + pr_warning("%s: GPIO%d is invalid pin\n", + __func__, gpio); + continue; + } + + local_irq_save(flags); + + gpio_desc[gpio].config = *c; + __mfp_config_gpio(gpio, *c); + + local_irq_restore(flags); + } +} + +int gpio_set_wake(unsigned int gpio, unsigned int on) +{ + struct gpio_desc *d; + unsigned long c; + + if (gpio > mfp_to_gpio(MFP_PIN_GPIO127)) + return -EINVAL; + + d = &gpio_desc[gpio]; + c = d->config; + + if (!d->valid) + return -EINVAL; + + if (d->keypad_gpio) + return -EINVAL; + + if (d->can_wakeup && (c & MFP_LPM_CAN_WAKEUP)) { + if (on) { + PWER |= d->mask; + + if (c & MFP_LPM_EDGE_RISE) + PRER |= d->mask; + else + PRER &= ~d->mask; + + if (c & MFP_LPM_EDGE_FALL) + PFER |= d->mask; + else + PFER &= ~d->mask; + } else { + PWER &= ~d->mask; + PRER &= ~d->mask; + PFER &= ~d->mask; + } + } + return 0; +} + +#ifdef CONFIG_PXA25x +static int __init pxa25x_mfp_init(void) +{ + int i; + + if (cpu_is_pxa25x()) { + for (i = 0; i <= 84; i++) + gpio_desc[i].valid = 1; + + for (i = 0; i <= 15; i++) { + gpio_desc[i].can_wakeup = 1; + gpio_desc[i].mask = GPIO_bit(i); + } + } + + return 0; +} +postcore_initcall(pxa25x_mfp_init); +#endif /* CONFIG_PXA25x */ + +#ifdef CONFIG_PXA27x +static int pxa27x_pkwr_gpio[] = { + 13, 16, 17, 34, 36, 37, 38, 39, 90, 91, 93, 94, + 95, 96, 97, 98, 99, 100, 101, 102 +}; + +int keypad_set_wake(unsigned int on) +{ + unsigned int i, gpio, mask = 0; + + if (!on) { + PKWR = 0; + return 0; + } + + for (i = 0; i < ARRAY_SIZE(pxa27x_pkwr_gpio); i++) { + + gpio = pxa27x_pkwr_gpio[i]; + + if (gpio_desc[gpio].config & MFP_LPM_CAN_WAKEUP) + mask |= gpio_desc[gpio].mask; + } + + PKWR = mask; + return 0; +} + +static int __init pxa27x_mfp_init(void) +{ + int i, gpio; + + if (cpu_is_pxa27x()) { + for (i = 0; i <= 120; i++) { + /* skip GPIO2, 5, 6, 7, 8, they are not + * valid pins allow configuration + */ + if (i == 2 || i == 5 || i == 6 || + i == 7 || i == 8) + continue; + + gpio_desc[i].valid = 1; + } + + /* Keypad GPIOs */ + for (i = 0; i < ARRAY_SIZE(pxa27x_pkwr_gpio); i++) { + gpio = pxa27x_pkwr_gpio[i]; + gpio_desc[gpio].can_wakeup = 1; + gpio_desc[gpio].keypad_gpio = 1; + gpio_desc[gpio].mask = 1 << i; + } + + /* Overwrite GPIO13 as a PWER wakeup source */ + for (i = 0; i <= 15; i++) { + /* skip GPIO2, 5, 6, 7, 8 */ + if (GPIO_bit(i) & 0x1e4) + continue; + + gpio_desc[i].can_wakeup = 1; + gpio_desc[i].mask = GPIO_bit(i); + } + + gpio_desc[35].can_wakeup = 1; + gpio_desc[35].mask = PWER_WE35; + } + + return 0; +} +postcore_initcall(pxa27x_mfp_init); +#endif /* CONFIG_PXA27x */ diff --git a/arch/arm/mach-pxa/mfp.c b/arch/arm/mach-pxa/mfp-pxa3xx.c index f5809ad..b84c3ba 100644 --- a/arch/arm/mach-pxa/mfp.c +++ b/arch/arm/mach-pxa/mfp-pxa3xx.c @@ -234,22 +234,22 @@ static int pxa3xx_mfp_resume(struct sys_device *d) return 0; } +#else +#define pxa3xx_mfp_suspend NULL +#define pxa3xx_mfp_resume NULL +#endif -static struct sysdev_class mfp_sysclass = { +struct sysdev_class pxa3xx_mfp_sysclass = { .name = "mfp", .suspend = pxa3xx_mfp_suspend, .resume = pxa3xx_mfp_resume, }; -static struct sys_device mfp_device = { - .id = 0, - .cls = &mfp_sysclass, -}; - static int __init mfp_init_devicefs(void) { - sysdev_class_register(&mfp_sysclass); - return sysdev_register(&mfp_device); + if (cpu_is_pxa3xx()) + return sysdev_class_register(&pxa3xx_mfp_sysclass); + + return 0; } -device_initcall(mfp_init_devicefs); -#endif +postcore_initcall(mfp_init_devicefs); diff --git a/arch/arm/mach-pxa/pcm027.c b/arch/arm/mach-pxa/pcm027.c index c14696b9..3b945eb 100644 --- a/arch/arm/mach-pxa/pcm027.c +++ b/arch/arm/mach-pxa/pcm027.c @@ -29,6 +29,7 @@ #include <asm/mach/arch.h> #include <asm/arch/hardware.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #include <asm/arch/pxa2xx-regs.h> #include <asm/arch/pxa2xx_spi.h> #include <asm/arch/pcm027.h> diff --git a/arch/arm/mach-pxa/pcm990-baseboard.c b/arch/arm/mach-pxa/pcm990-baseboard.c index 3dda16a..e6be9d0 100644 --- a/arch/arm/mach-pxa/pcm990-baseboard.c +++ b/arch/arm/mach-pxa/pcm990-baseboard.c @@ -23,8 +23,16 @@ #include <linux/irq.h> #include <linux/platform_device.h> #include <linux/ide.h> +#include <linux/i2c.h> + +#include <media/soc_camera.h> + +#include <asm/gpio.h> +#include <asm/arch/i2c.h> +#include <asm/arch/camera.h> #include <asm/mach/map.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #include <asm/arch/mmc.h> #include <asm/arch/ohci.h> #include <asm/arch/pcm990_baseboard.h> @@ -258,6 +266,76 @@ static struct pxaohci_platform_data pcm990_ohci_platform_data = { }; /* + * PXA27x Camera specific stuff + */ +#if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE) +static int pcm990_pxacamera_init(struct device *dev) +{ + pxa_gpio_mode(GPIO98_CIF_DD_0_MD); + pxa_gpio_mode(GPIO105_CIF_DD_1_MD); + pxa_gpio_mode(GPIO104_CIF_DD_2_MD); + pxa_gpio_mode(GPIO103_CIF_DD_3_MD); + pxa_gpio_mode(GPIO95_CIF_DD_4_MD); + pxa_gpio_mode(GPIO94_CIF_DD_5_MD); + pxa_gpio_mode(GPIO93_CIF_DD_6_MD); + pxa_gpio_mode(GPIO108_CIF_DD_7_MD); + pxa_gpio_mode(GPIO107_CIF_DD_8_MD); + pxa_gpio_mode(GPIO106_CIF_DD_9_MD); + pxa_gpio_mode(GPIO42_CIF_MCLK_MD); + pxa_gpio_mode(GPIO45_CIF_PCLK_MD); + pxa_gpio_mode(GPIO43_CIF_FV_MD); + pxa_gpio_mode(GPIO44_CIF_LV_MD); + + return 0; +} + +/* + * CICR4: PCLK_EN: Pixel clock is supplied by the sensor + * MCLK_EN: Master clock is generated by PXA + * PCP: Data sampled on the falling edge of pixel clock + */ +struct pxacamera_platform_data pcm990_pxacamera_platform_data = { + .init = pcm990_pxacamera_init, + .flags = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 | PXA_CAMERA_DATAWIDTH_10 | + PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN/* | PXA_CAMERA_PCP*/, + .mclk_10khz = 1000, +}; + +#include <linux/i2c/pca953x.h> + +static struct pca953x_platform_data pca9536_data = { + .gpio_base = NR_BUILTIN_GPIO + 1, +}; + +static struct soc_camera_link iclink[] = { + { + .bus_id = 0, /* Must match with the camera ID above */ + .gpio = NR_BUILTIN_GPIO + 1, + }, { + .bus_id = 0, /* Must match with the camera ID above */ + } +}; + +/* Board I2C devices. */ +static struct i2c_board_info __initdata pcm990_i2c_devices[] = { + { + /* Must initialize before the camera(s) */ + I2C_BOARD_INFO("pca953x", 0x41), + .type = "pca9536", + .platform_data = &pca9536_data, + }, { + I2C_BOARD_INFO("mt9v022", 0x48), + .type = "mt9v022", + .platform_data = &iclink[0], /* With extender */ + }, { + I2C_BOARD_INFO("mt9m001", 0x5d), + .type = "mt9m001", + .platform_data = &iclink[0], /* With extender */ + }, +}; +#endif /* CONFIG_VIDEO_PXA27x ||CONFIG_VIDEO_PXA27x_MODULE */ + +/* * AC97 support * Note: The connected AC97 mixer also reports interrupts at PCM990_AC97_IRQ */ @@ -326,5 +404,14 @@ void __init pcm990_baseboard_init(void) /* USB host */ pxa_set_ohci_info(&pcm990_ohci_platform_data); + pxa_set_i2c_info(NULL); + +#if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE) + pxa_set_camera_info(&pcm990_pxacamera_platform_data); + + i2c_register_board_info(0, pcm990_i2c_devices, + ARRAY_SIZE(pcm990_i2c_devices)); +#endif + printk(KERN_INFO"PCM-990 Evaluation baseboard initialized\n"); } diff --git a/arch/arm/mach-pxa/poodle.c b/arch/arm/mach-pxa/poodle.c index 209eabf..ca5ac19 100644 --- a/arch/arm/mach-pxa/poodle.c +++ b/arch/arm/mach-pxa/poodle.c @@ -32,6 +32,7 @@ #include <asm/mach/irq.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #include <asm/arch/mmc.h> #include <asm/arch/udc.h> #include <asm/arch/irda.h> diff --git a/arch/arm/mach-pxa/pxa25x.c b/arch/arm/mach-pxa/pxa25x.c index 599e53f..d9b5450 100644 --- a/arch/arm/mach-pxa/pxa25x.c +++ b/arch/arm/mach-pxa/pxa25x.c @@ -26,6 +26,7 @@ #include <asm/hardware.h> #include <asm/arch/irqs.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/mfp-pxa25x.h> #include <asm/arch/pm.h> #include <asm/arch/dma.h> @@ -129,6 +130,8 @@ static struct clk pxa25x_clks[] = { INIT_CKEN("SSPCLK", NSSP, 3686400, 0, &pxa25x_device_nssp.dev), INIT_CKEN("SSPCLK", ASSP, 3686400, 0, &pxa25x_device_assp.dev), + INIT_CKEN("AC97CLK", AC97, 24576000, 0, NULL), + /* INIT_CKEN("PWMCLK", PWM0, 3686400, 0, NULL), INIT_CKEN("PWMCLK", PWM0, 3686400, 0, NULL), @@ -228,24 +231,10 @@ static inline void pxa25x_init_pm(void) {} static int pxa25x_set_wake(unsigned int irq, unsigned int on) { int gpio = IRQ_TO_GPIO(irq); - uint32_t gpio_bit, mask = 0; - - if (gpio >= 0 && gpio <= 15) { - gpio_bit = GPIO_bit(gpio); - mask = gpio_bit; - if (on) { - if (GRER(gpio) | gpio_bit) - PRER |= gpio_bit; - else - PRER &= ~gpio_bit; - - if (GFER(gpio) | gpio_bit) - PFER |= gpio_bit; - else - PFER &= ~gpio_bit; - } - goto set_pwer; - } + uint32_t mask = 0; + + if (gpio >= 0 && gpio < 85) + return gpio_set_wake(gpio, on); if (irq == IRQ_RTCAlrm) { mask = PWER_RTC; @@ -265,9 +254,8 @@ set_pwer: void __init pxa25x_init_irq(void) { - pxa_init_irq_low(); - pxa_init_irq_gpio(85); - pxa_init_irq_set_wake(pxa25x_set_wake); + pxa_init_irq(32, pxa25x_set_wake); + pxa_init_gpio(85, pxa25x_set_wake); } static struct platform_device *pxa25x_devices[] __initdata = { @@ -325,4 +313,4 @@ static int __init pxa25x_init(void) return ret; } -subsys_initcall(pxa25x_init); +postcore_initcall(pxa25x_init); diff --git a/arch/arm/mach-pxa/pxa27x.c b/arch/arm/mach-pxa/pxa27x.c index 46a951c3..7a2449d 100644 --- a/arch/arm/mach-pxa/pxa27x.c +++ b/arch/arm/mach-pxa/pxa27x.c @@ -23,6 +23,7 @@ #include <asm/arch/irqs.h> #include <asm/arch/pxa-regs.h> #include <asm/arch/pxa2xx-regs.h> +#include <asm/arch/mfp-pxa27x.h> #include <asm/arch/ohci.h> #include <asm/arch/pm.h> #include <asm/arch/dma.h> @@ -151,12 +152,15 @@ static struct clk pxa27x_clks[] = { INIT_CKEN("USBCLK", USBHOST, 48000000, 0, &pxa27x_device_ohci.dev), INIT_CKEN("I2CCLK", PWRI2C, 13000000, 0, &pxa27x_device_i2c_power.dev), - INIT_CKEN("KBDCLK", KEYPAD, 32768, 0, NULL), + INIT_CKEN("KBDCLK", KEYPAD, 32768, 0, &pxa27x_device_keypad.dev), INIT_CKEN("SSPCLK", SSP1, 13000000, 0, &pxa27x_device_ssp1.dev), INIT_CKEN("SSPCLK", SSP2, 13000000, 0, &pxa27x_device_ssp2.dev), INIT_CKEN("SSPCLK", SSP3, 13000000, 0, &pxa27x_device_ssp3.dev), + INIT_CKEN("AC97CLK", AC97, 24576000, 0, NULL), + INIT_CKEN("AC97CONFCLK", AC97CONF, 24576000, 0, NULL), + /* INIT_CKEN("PWMCLK", PWM0, 13000000, 0, NULL), INIT_CKEN("MSLCLK", MSL, 48000000, 0, NULL), @@ -283,37 +287,16 @@ static inline void pxa27x_init_pm(void) {} /* PXA27x: Various gpios can issue wakeup events. This logic only * handles the simple cases, not the WEMUX2 and WEMUX3 options */ -#define PXA27x_GPIO_NOWAKE_MASK \ - ((1 << 8) | (1 << 7) | (1 << 6) | (1 << 5) | (1 << 2)) -#define WAKEMASK(gpio) \ - (((gpio) <= 15) \ - ? ((1 << (gpio)) & ~PXA27x_GPIO_NOWAKE_MASK) \ - : ((gpio == 35) ? (1 << 24) : 0)) - static int pxa27x_set_wake(unsigned int irq, unsigned int on) { int gpio = IRQ_TO_GPIO(irq); uint32_t mask; - if ((gpio >= 0 && gpio <= 15) || (gpio == 35)) { - if (WAKEMASK(gpio) == 0) - return -EINVAL; - - mask = WAKEMASK(gpio); - - if (on) { - if (GRER(gpio) | GPIO_bit(gpio)) - PRER |= mask; - else - PRER &= ~mask; + if (gpio >= 0 && gpio < 128) + return gpio_set_wake(gpio, on); - if (GFER(gpio) | GPIO_bit(gpio)) - PFER |= mask; - else - PFER &= ~mask; - } - goto set_pwer; - } + if (irq == IRQ_KEYPAD) + return keypad_set_wake(on); switch (irq) { case IRQ_RTCAlrm: @@ -326,7 +309,6 @@ static int pxa27x_set_wake(unsigned int irq, unsigned int on) return -EINVAL; } -set_pwer: if (on) PWER |= mask; else @@ -337,10 +319,8 @@ set_pwer: void __init pxa27x_init_irq(void) { - pxa_init_irq_low(); - pxa_init_irq_high(); - pxa_init_irq_gpio(128); - pxa_init_irq_set_wake(pxa27x_set_wake); + pxa_init_irq(34, pxa27x_set_wake); + pxa_init_gpio(128, pxa27x_set_wake); } /* @@ -386,10 +366,6 @@ static struct platform_device *devices[] __initdata = { static struct sys_device pxa27x_sysdev[] = { { - .id = 0, - .cls = &pxa_irq_sysclass, - }, { - .id = 1, .cls = &pxa_irq_sysclass, }, { .cls = &pxa_gpio_sysclass, @@ -420,4 +396,4 @@ static int __init pxa27x_init(void) return ret; } -subsys_initcall(pxa27x_init); +postcore_initcall(pxa27x_init); diff --git a/arch/arm/mach-pxa/pxa3xx.c b/arch/arm/mach-pxa/pxa3xx.c index 35f25fd..dde355e 100644 --- a/arch/arm/mach-pxa/pxa3xx.c +++ b/arch/arm/mach-pxa/pxa3xx.c @@ -110,6 +110,25 @@ unsigned int pxa3xx_get_memclk_frequency_10khz(void) } /* + * Return the current AC97 clock frequency. + */ +static unsigned long clk_pxa3xx_ac97_getrate(struct clk *clk) +{ + unsigned long rate = 312000000; + unsigned long ac97_div; + + ac97_div = AC97_DIV; + + /* This may loose precision for some rates but won't for the + * standard 24.576MHz. + */ + rate /= (ac97_div >> 12) & 0x7fff; + rate *= (ac97_div & 0xfff); + + return rate; +} + +/* * Return the current HSIO bus clock frequency */ static unsigned long clk_pxa3xx_hsio_getrate(struct clk *clk) @@ -156,6 +175,27 @@ static const struct clkops clk_pxa3xx_hsio_ops = { .getrate = clk_pxa3xx_hsio_getrate, }; +static const struct clkops clk_pxa3xx_ac97_ops = { + .enable = clk_pxa3xx_cken_enable, + .disable = clk_pxa3xx_cken_disable, + .getrate = clk_pxa3xx_ac97_getrate, +}; + +static void clk_pout_enable(struct clk *clk) +{ + OSCC |= OSCC_PEN; +} + +static void clk_pout_disable(struct clk *clk) +{ + OSCC &= ~OSCC_PEN; +} + +static const struct clkops clk_pout_ops = { + .enable = clk_pout_enable, + .disable = clk_pout_disable, +}; + #define PXA3xx_CKEN(_name, _cken, _rate, _delay, _dev) \ { \ .name = _name, \ @@ -175,8 +215,16 @@ static const struct clkops clk_pxa3xx_hsio_ops = { } static struct clk pxa3xx_clks[] = { - PXA3xx_CK("LCDCLK", LCD, &clk_pxa3xx_hsio_ops, &pxa_device_fb.dev), - PXA3xx_CK("CAMCLK", CAMERA, &clk_pxa3xx_hsio_ops, NULL), + { + .name = "CLK_POUT", + .ops = &clk_pout_ops, + .rate = 13000000, + .delay = 70, + }, + + PXA3xx_CK("LCDCLK", LCD, &clk_pxa3xx_hsio_ops, &pxa_device_fb.dev), + PXA3xx_CK("CAMCLK", CAMERA, &clk_pxa3xx_hsio_ops, NULL), + PXA3xx_CK("AC97CLK", AC97, &clk_pxa3xx_ac97_ops, NULL), PXA3xx_CKEN("UARTCLK", FFUART, 14857000, 1, &pxa_device_ffuart.dev), PXA3xx_CKEN("UARTCLK", BTUART, 14857000, 1, &pxa_device_btuart.dev), @@ -185,6 +233,7 @@ static struct clk pxa3xx_clks[] = { PXA3xx_CKEN("I2CCLK", I2C, 32842000, 0, &pxa_device_i2c.dev), PXA3xx_CKEN("UDCCLK", UDC, 48000000, 5, &pxa_device_udc.dev), PXA3xx_CKEN("USBCLK", USBH, 48000000, 0, &pxa27x_device_ohci.dev), + PXA3xx_CKEN("KBDCLK", KEYPAD, 32768, 0, &pxa27x_device_keypad.dev), PXA3xx_CKEN("SSPCLK", SSP1, 13000000, 0, &pxa27x_device_ssp1.dev), PXA3xx_CKEN("SSPCLK", SSP2, 13000000, 0, &pxa27x_device_ssp2.dev), @@ -305,8 +354,10 @@ static void pxa3xx_cpu_pm_enter(suspend_state_t state) /* * Don't sleep if no wakeup sources are defined */ - if (wakeup_src == 0) + if (wakeup_src == 0) { + printk(KERN_ERR "Not suspending: no wakeup sources\n"); return; + } switch (state) { case PM_SUSPEND_STANDBY: @@ -446,15 +497,9 @@ static int pxa3xx_set_wake(unsigned int irq, unsigned int on) return 0; } - -static void pxa3xx_init_irq_pm(void) -{ - pxa_init_irq_set_wake(pxa3xx_set_wake); -} - #else static inline void pxa3xx_init_pm(void) {} -static inline void pxa3xx_init_irq_pm(void) {} +#define pxa3xx_set_wake NULL #endif void __init pxa3xx_init_irq(void) @@ -465,10 +510,8 @@ void __init pxa3xx_init_irq(void) value |= (1 << 6); __asm__ __volatile__("mcr p15, 0, %0, c15, c1, 0\n": :"r"(value)); - pxa_init_irq_low(); - pxa_init_irq_high(); - pxa_init_irq_gpio(128); - pxa3xx_init_irq_pm(); + pxa_init_irq(56, pxa3xx_set_wake); + pxa_init_gpio(128, NULL); } /* @@ -490,11 +533,9 @@ static struct platform_device *devices[] __initdata = { static struct sys_device pxa3xx_sysdev[] = { { - .id = 0, .cls = &pxa_irq_sysclass, }, { - .id = 1, - .cls = &pxa_irq_sysclass, + .cls = &pxa3xx_mfp_sysclass, }, { .cls = &pxa_gpio_sysclass, }, @@ -532,4 +573,4 @@ static int __init pxa3xx_init(void) return ret; } -subsys_initcall(pxa3xx_init); +postcore_initcall(pxa3xx_init); diff --git a/arch/arm/mach-pxa/sharpsl_pm.c b/arch/arm/mach-pxa/sharpsl_pm.c index f9d1b61..34cd585 100644 --- a/arch/arm/mach-pxa/sharpsl_pm.c +++ b/arch/arm/mach-pxa/sharpsl_pm.c @@ -26,6 +26,7 @@ #include <asm/mach-types.h> #include <asm/arch/pm.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #include <asm/arch/sharpsl.h> #include "sharpsl.h" diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c index 9e7773f..62a02c3 100644 --- a/arch/arm/mach-pxa/spitz.c +++ b/arch/arm/mach-pxa/spitz.c @@ -37,6 +37,7 @@ #include <asm/arch/pxa-regs.h> #include <asm/arch/pxa2xx-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #include <asm/arch/irda.h> #include <asm/arch/mmc.h> #include <asm/arch/ohci.h> diff --git a/arch/arm/mach-pxa/spitz_pm.c b/arch/arm/mach-pxa/spitz_pm.c index 745a4dc..7a7f5f9 100644 --- a/arch/arm/mach-pxa/spitz_pm.c +++ b/arch/arm/mach-pxa/spitz_pm.c @@ -26,6 +26,7 @@ #include <asm/arch/sharpsl.h> #include <asm/arch/spitz.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #include "sharpsl.h" #define SHARPSL_CHARGE_ON_VOLT 0x99 /* 2.9V */ diff --git a/arch/arm/mach-pxa/tosa.c b/arch/arm/mach-pxa/tosa.c index f99112d..6458f6d 100644 --- a/arch/arm/mach-pxa/tosa.c +++ b/arch/arm/mach-pxa/tosa.c @@ -23,6 +23,7 @@ #include <linux/delay.h> #include <linux/gpio_keys.h> #include <linux/input.h> +#include <linux/gpio.h> #include <asm/setup.h> #include <asm/memory.h> @@ -32,7 +33,9 @@ #include <asm/system.h> #include <asm/arch/pxa-regs.h> #include <asm/arch/pxa2xx-regs.h> +#include <asm/arch/mfp-pxa25x.h> #include <asm/arch/irda.h> +#include <asm/arch/i2c.h> #include <asm/arch/mmc.h> #include <asm/arch/udc.h> @@ -47,6 +50,110 @@ #include "generic.h" #include "devices.h" +static unsigned long tosa_pin_config[] = { + GPIO78_nCS_2, /* Scoop */ + GPIO80_nCS_4, /* tg6393xb */ + GPIO33_nCS_5, /* Scoop */ + + // GPIO76 CARD_VCC_ON1 + + GPIO19_GPIO, /* Reset out */ + GPIO1_RST | WAKEUP_ON_EDGE_FALL, + + GPIO0_GPIO | WAKEUP_ON_EDGE_FALL, /* WAKE_UP */ + GPIO2_GPIO | WAKEUP_ON_EDGE_BOTH, /* AC_IN */ + GPIO3_GPIO | WAKEUP_ON_EDGE_FALL, /* RECORD */ + GPIO4_GPIO | WAKEUP_ON_EDGE_FALL, /* SYNC */ + GPIO20_GPIO, /* EAR_IN */ + GPIO22_GPIO, /* On */ + + GPIO5_GPIO, /* USB_IN */ + GPIO32_GPIO, /* Pen IRQ */ + + GPIO7_GPIO, /* Jacket Detect */ + GPIO14_GPIO, /* BAT0_CRG */ + GPIO12_GPIO, /* BAT1_CRG */ + GPIO17_GPIO, /* BAT0_LOW */ + GPIO84_GPIO, /* BAT1_LOW */ + GPIO38_GPIO, /* BAT_LOCK */ + + GPIO11_3_6MHz, + GPIO15_GPIO, /* TC6393XB IRQ */ + GPIO18_RDY, + GPIO27_GPIO, /* LCD Sync */ + + /* MMC */ + GPIO6_MMC_CLK, + GPIO8_MMC_CS0, + GPIO9_GPIO, /* Detect */ + // GPIO10 nSD_INT + + /* CF */ + GPIO13_GPIO, /* CD_IRQ */ + GPIO21_GPIO, /* Main Slot IRQ */ + GPIO36_GPIO, /* Jacket Slot IRQ */ + GPIO48_nPOE, + GPIO49_nPWE, + GPIO50_nPIOR, + GPIO51_nPIOW, + GPIO52_nPCE_1, + GPIO53_nPCE_2, + GPIO54_nPSKTSEL, + GPIO55_nPREG, + GPIO56_nPWAIT, + GPIO57_nIOIS16, + + /* AC97 */ + GPIO31_AC97_SYNC, + GPIO30_AC97_SDATA_OUT, + GPIO28_AC97_BITCLK, + GPIO29_AC97_SDATA_IN_0, + // GPIO79 nAUD_IRQ + + /* FFUART */ + GPIO34_FFUART_RXD, + GPIO35_FFUART_CTS, + GPIO37_FFUART_DSR, + GPIO39_FFUART_TXD, + GPIO40_FFUART_DTR, + GPIO41_FFUART_RTS, + + /* BTUART */ + GPIO42_BTUART_RXD, + GPIO43_BTUART_TXD, + GPIO44_BTUART_CTS, + GPIO45_BTUART_RTS, + + /* IrDA */ + GPIO46_STUART_RXD, + GPIO47_STUART_TXD, + + /* Keybd */ + GPIO58_GPIO, + GPIO59_GPIO, + GPIO60_GPIO, + GPIO61_GPIO, + GPIO62_GPIO, + GPIO63_GPIO, + GPIO64_GPIO, + GPIO65_GPIO, + GPIO66_GPIO, + GPIO67_GPIO, + GPIO68_GPIO, + GPIO69_GPIO, + GPIO70_GPIO, + GPIO71_GPIO, + GPIO72_GPIO, + GPIO73_GPIO, + GPIO74_GPIO, + GPIO75_GPIO, + + /* SPI */ + GPIO81_SSP2_CLK_OUT, + GPIO82_SSP2_FRM_OUT, + GPIO83_SSP2_TXD, +}; + /* * SCOOP Device */ @@ -60,11 +167,10 @@ static struct resource tosa_scoop_resources[] = { static struct scoop_config tosa_scoop_setup = { .io_dir = TOSA_SCOOP_IO_DIR, - .io_out = TOSA_SCOOP_IO_OUT, - + .gpio_base = TOSA_SCOOP_GPIO_BASE, }; -struct platform_device tosascoop_device = { +static struct platform_device tosascoop_device = { .name = "sharp-scoop", .id = 0, .dev = { @@ -88,10 +194,10 @@ static struct resource tosa_scoop_jc_resources[] = { static struct scoop_config tosa_scoop_jc_setup = { .io_dir = TOSA_SCOOP_JC_IO_DIR, - .io_out = TOSA_SCOOP_JC_IO_OUT, + .gpio_base = TOSA_SCOOP_JC_GPIO_BASE, }; -struct platform_device tosascoop_jc_device = { +static struct platform_device tosascoop_jc_device = { .name = "sharp-scoop", .id = 1, .dev = { @@ -118,50 +224,16 @@ static struct scoop_pcmcia_dev tosa_pcmcia_scoop[] = { }, }; -static void tosa_pcmcia_init(void) -{ - /* Setup default state of GPIO outputs - before we enable them as outputs. */ - GPSR(GPIO48_nPOE) = GPIO_bit(GPIO48_nPOE) | - GPIO_bit(GPIO49_nPWE) | GPIO_bit(GPIO50_nPIOR) | - GPIO_bit(GPIO51_nPIOW) | GPIO_bit(GPIO52_nPCE_1) | - GPIO_bit(GPIO53_nPCE_2); - - pxa_gpio_mode(GPIO48_nPOE_MD); - pxa_gpio_mode(GPIO49_nPWE_MD); - pxa_gpio_mode(GPIO50_nPIOR_MD); - pxa_gpio_mode(GPIO51_nPIOW_MD); - pxa_gpio_mode(GPIO55_nPREG_MD); - pxa_gpio_mode(GPIO56_nPWAIT_MD); - pxa_gpio_mode(GPIO57_nIOIS16_MD); - pxa_gpio_mode(GPIO52_nPCE_1_MD); - pxa_gpio_mode(GPIO53_nPCE_2_MD); - pxa_gpio_mode(GPIO54_pSKTSEL_MD); -} - static struct scoop_pcmcia_config tosa_pcmcia_config = { .devs = &tosa_pcmcia_scoop[0], .num_devs = 2, - .pcmcia_init = tosa_pcmcia_init, }; /* * USB Device Controller */ -static void tosa_udc_command(int cmd) -{ - switch(cmd) { - case PXA2XX_UDC_CMD_CONNECT: - set_scoop_gpio(&tosascoop_jc_device.dev,TOSA_SCOOP_JC_USB_PULLUP); - break; - case PXA2XX_UDC_CMD_DISCONNECT: - reset_scoop_gpio(&tosascoop_jc_device.dev,TOSA_SCOOP_JC_USB_PULLUP); - break; - } -} - static struct pxa2xx_udc_mach_info udc_info __initdata = { - .udc_command = tosa_udc_command, + .gpio_pullup = TOSA_GPIO_USB_PULLUP, .gpio_vbus = TOSA_GPIO_USB_IN, .gpio_vbus_inverted = 1, }; @@ -175,19 +247,44 @@ static int tosa_mci_init(struct device *dev, irq_handler_t tosa_detect_int, void { int err; - /* setup GPIO for PXA25x MMC controller */ - pxa_gpio_mode(GPIO6_MMCCLK_MD); - pxa_gpio_mode(GPIO8_MMCCS0_MD); - pxa_gpio_mode(TOSA_GPIO_nSD_DETECT | GPIO_IN); - tosa_mci_platform_data.detect_delay = msecs_to_jiffies(250); err = request_irq(TOSA_IRQ_GPIO_nSD_DETECT, tosa_detect_int, IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, "MMC/SD card detect", data); - if (err) + if (err) { printk(KERN_ERR "tosa_mci_init: MMC/SD: can't request MMC card detect IRQ\n"); + goto err_irq; + } + err = gpio_request(TOSA_GPIO_SD_WP, "sd_wp"); + if (err) { + printk(KERN_ERR "tosa_mci_init: can't request SD_WP gpio\n"); + goto err_gpio_wp; + } + err = gpio_direction_input(TOSA_GPIO_SD_WP); + if (err) + goto err_gpio_wp_dir; + + err = gpio_request(TOSA_GPIO_PWR_ON, "sd_pwr"); + if (err) { + printk(KERN_ERR "tosa_mci_init: can't request SD_PWR gpio\n"); + goto err_gpio_pwr; + } + err = gpio_direction_output(TOSA_GPIO_PWR_ON, 0); + if (err) + goto err_gpio_pwr_dir; + + return 0; + +err_gpio_pwr_dir: + gpio_free(TOSA_GPIO_PWR_ON); +err_gpio_pwr: +err_gpio_wp_dir: + gpio_free(TOSA_GPIO_SD_WP); +err_gpio_wp: + free_irq(TOSA_IRQ_GPIO_nSD_DETECT, data); +err_irq: return err; } @@ -196,19 +293,21 @@ static void tosa_mci_setpower(struct device *dev, unsigned int vdd) struct pxamci_platform_data* p_d = dev->platform_data; if (( 1 << vdd) & p_d->ocr_mask) { - set_scoop_gpio(&tosascoop_device.dev,TOSA_SCOOP_PWR_ON); + gpio_set_value(TOSA_GPIO_PWR_ON, 1); } else { - reset_scoop_gpio(&tosascoop_device.dev,TOSA_SCOOP_PWR_ON); + gpio_set_value(TOSA_GPIO_PWR_ON, 0); } } static int tosa_mci_get_ro(struct device *dev) { - return (read_scoop_reg(&tosascoop_device.dev, SCOOP_GPWR)&TOSA_SCOOP_SD_WP); + return gpio_get_value(TOSA_GPIO_SD_WP); } static void tosa_mci_exit(struct device *dev, void *data) { + gpio_free(TOSA_GPIO_PWR_ON); + gpio_free(TOSA_GPIO_SD_WP); free_irq(TOSA_IRQ_GPIO_nSD_DETECT, data); } @@ -223,21 +322,36 @@ static struct pxamci_platform_data tosa_mci_platform_data = { /* * Irda */ -static void tosa_irda_transceiver_mode(struct device *dev, int mode) +static int tosa_irda_startup(struct device *dev) { - if (mode & IR_OFF) { - reset_scoop_gpio(&tosascoop_device.dev,TOSA_SCOOP_IR_POWERDWN); - pxa_gpio_mode(GPIO47_STTXD|GPIO_DFLT_LOW); - pxa_gpio_mode(GPIO47_STTXD|GPIO_OUT); - } else { - pxa_gpio_mode(GPIO47_STTXD_MD); - set_scoop_gpio(&tosascoop_device.dev,TOSA_SCOOP_IR_POWERDWN); + int ret; + + ret = gpio_request(TOSA_GPIO_IR_POWERDWN, "IrDA powerdown"); + if (ret) + return ret; + + ret = gpio_direction_output(TOSA_GPIO_IR_POWERDWN, 0); + if (ret) + gpio_free(TOSA_GPIO_IR_POWERDWN); + + return ret; } + +static void tosa_irda_shutdown(struct device *dev) +{ + gpio_free(TOSA_GPIO_IR_POWERDWN); +} + +static void tosa_irda_transceiver_mode(struct device *dev, int mode) +{ + gpio_set_value(TOSA_GPIO_IR_POWERDWN, !(mode & IR_OFF)); } static struct pxaficp_platform_data tosa_ficp_platform_data = { .transceiver_cap = IR_SIRMODE | IR_OFF, .transceiver_mode = tosa_irda_transceiver_mode, + .startup = tosa_irda_startup, + .shutdown = tosa_irda_shutdown, }; /* @@ -249,12 +363,28 @@ static struct platform_device tosakbd_device = { }; static struct gpio_keys_button tosa_gpio_keys[] = { + /* + * Two following keys are directly tied to "ON" button of tosa. Why? + * The first one can be used as a wakeup source, the second can't; + * also the first one is OR of ac_powered and on_button. + */ + { + .type = EV_PWR, + .code = KEY_RESERVED, + .gpio = TOSA_GPIO_POWERON, + .desc = "Poweron", + .wakeup = 1, + .active_low = 1, + }, { .type = EV_PWR, .code = KEY_SUSPEND, .gpio = TOSA_GPIO_ON_KEY, .desc = "On key", - .wakeup = 1, + /* + * can't be used as wakeup + * .wakeup = 1, + */ .active_low = 1, }, { @@ -291,9 +421,40 @@ static struct platform_device tosa_gpio_keys_device = { /* * Tosa LEDs */ +static struct gpio_led tosa_gpio_leds[] = { + { + .name = "tosa:amber:charge", + .default_trigger = "main-battery-charging", + .gpio = TOSA_GPIO_CHRG_ERR_LED, + }, + { + .name = "tosa:green:mail", + .default_trigger = "nand-disk", + .gpio = TOSA_GPIO_NOTE_LED, + }, + { + .name = "tosa:dual:wlan", + .default_trigger = "none", + .gpio = TOSA_GPIO_WLAN_LED, + }, + { + .name = "tosa:blue:bluetooth", + .default_trigger = "none", + .gpio = TOSA_GPIO_BT_LED, + }, +}; + +static struct gpio_led_platform_data tosa_gpio_leds_platform_data = { + .leds = tosa_gpio_leds, + .num_leds = ARRAY_SIZE(tosa_gpio_leds), +}; + static struct platform_device tosaled_device = { - .name = "tosa-led", - .id = -1, + .name = "leds-gpio", + .id = -1, + .dev = { + .platform_data = &tosa_gpio_leds_platform_data, + }, }; static struct platform_device *devices[] __initdata = { @@ -326,20 +487,13 @@ static void tosa_restart(char mode) static void __init tosa_init(void) { + pxa2xx_mfp_config(ARRAY_AND_SIZE(tosa_pin_config)); + gpio_set_wake(MFP_PIN_GPIO1, 1); + /* We can't pass to gpio-keys since it will drop the Reset altfunc */ + pm_power_off = tosa_poweroff; arm_pm_restart = tosa_restart; - pxa_gpio_mode(TOSA_GPIO_ON_RESET | GPIO_IN); - pxa_gpio_mode(TOSA_GPIO_TC6393_INT | GPIO_IN); - pxa_gpio_mode(TOSA_GPIO_USB_IN | GPIO_IN); - - /* setup sleep mode values */ - PWER = 0x00000002; - PFER = 0x00000000; - PRER = 0x00000002; - PGSR0 = 0x00000000; - PGSR1 = 0x00FF0002; - PGSR2 = 0x00014000; PCFR |= PCFR_OPDE; /* enable batt_fault */ @@ -348,6 +502,7 @@ static void __init tosa_init(void) pxa_set_mci_info(&tosa_mci_platform_data); pxa_set_udc_info(&udc_info); pxa_set_ficp_info(&tosa_ficp_platform_data); + pxa_set_i2c_info(NULL); platform_scoop_config = &tosa_pcmcia_config; platform_add_devices(devices, ARRAY_SIZE(devices)); diff --git a/arch/arm/mach-pxa/trizeps4.c b/arch/arm/mach-pxa/trizeps4.c index f207fcd..931885d 100644 --- a/arch/arm/mach-pxa/trizeps4.c +++ b/arch/arm/mach-pxa/trizeps4.c @@ -41,6 +41,7 @@ #include <asm/mach/flash.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-gpio.h> #include <asm/arch/trizeps4.h> #include <asm/arch/audio.h> #include <asm/arch/pxafb.h> diff --git a/arch/arm/mach-pxa/zylonite.c b/arch/arm/mach-pxa/zylonite.c index afd2cbf..dbb5462 100644 --- a/arch/arm/mach-pxa/zylonite.c +++ b/arch/arm/mach-pxa/zylonite.c @@ -26,6 +26,7 @@ #include <asm/arch/pxafb.h> #include <asm/arch/zylonite.h> #include <asm/arch/mmc.h> +#include <asm/arch/pxa27x_keypad.h> #include "generic.h" @@ -35,6 +36,8 @@ struct platform_mmc_slot zylonite_mmc_slot[MAX_SLOTS]; int gpio_backlight; int gpio_eth_irq; +int wm9713_irq; + int lcd_id; int lcd_orientation; @@ -249,6 +252,71 @@ static void __init zylonite_init_mmc(void) static inline void zylonite_init_mmc(void) {} #endif +#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULES) +static unsigned int zylonite_matrix_key_map[] = { + /* KEY(row, col, key_code) */ + KEY(0, 0, KEY_A), KEY(0, 1, KEY_B), KEY(0, 2, KEY_C), KEY(0, 5, KEY_D), + KEY(1, 0, KEY_E), KEY(1, 1, KEY_F), KEY(1, 2, KEY_G), KEY(1, 5, KEY_H), + KEY(2, 0, KEY_I), KEY(2, 1, KEY_J), KEY(2, 2, KEY_K), KEY(2, 5, KEY_L), + KEY(3, 0, KEY_M), KEY(3, 1, KEY_N), KEY(3, 2, KEY_O), KEY(3, 5, KEY_P), + KEY(5, 0, KEY_Q), KEY(5, 1, KEY_R), KEY(5, 2, KEY_S), KEY(5, 5, KEY_T), + KEY(6, 0, KEY_U), KEY(6, 1, KEY_V), KEY(6, 2, KEY_W), KEY(6, 5, KEY_X), + KEY(7, 1, KEY_Y), KEY(7, 2, KEY_Z), + + KEY(4, 4, KEY_0), KEY(1, 3, KEY_1), KEY(4, 1, KEY_2), KEY(1, 4, KEY_3), + KEY(2, 3, KEY_4), KEY(4, 2, KEY_5), KEY(2, 4, KEY_6), KEY(3, 3, KEY_7), + KEY(4, 3, KEY_8), KEY(3, 4, KEY_9), + + KEY(4, 5, KEY_SPACE), + KEY(5, 3, KEY_KPASTERISK), /* * */ + KEY(5, 4, KEY_KPDOT), /* #" */ + + KEY(0, 7, KEY_UP), + KEY(1, 7, KEY_DOWN), + KEY(2, 7, KEY_LEFT), + KEY(3, 7, KEY_RIGHT), + KEY(2, 6, KEY_HOME), + KEY(3, 6, KEY_END), + KEY(6, 4, KEY_DELETE), + KEY(6, 6, KEY_BACK), + KEY(6, 3, KEY_CAPSLOCK), /* KEY_LEFTSHIFT), */ + + KEY(4, 6, KEY_ENTER), /* scroll push */ + KEY(5, 7, KEY_ENTER), /* keypad action */ + + KEY(0, 4, KEY_EMAIL), + KEY(5, 6, KEY_SEND), + KEY(4, 0, KEY_CALENDAR), + KEY(7, 6, KEY_RECORD), + KEY(6, 7, KEY_VOLUMEUP), + KEY(7, 7, KEY_VOLUMEDOWN), + + KEY(0, 6, KEY_F22), /* soft1 */ + KEY(1, 6, KEY_F23), /* soft2 */ + KEY(0, 3, KEY_AUX), /* contact */ +}; + +static struct pxa27x_keypad_platform_data zylonite_keypad_info = { + .matrix_key_rows = 8, + .matrix_key_cols = 8, + .matrix_key_map = zylonite_matrix_key_map, + .matrix_key_map_size = ARRAY_SIZE(zylonite_matrix_key_map), + + .enable_rotary0 = 1, + .rotary0_up_key = KEY_UP, + .rotary0_down_key = KEY_DOWN, + + .debounce_interval = 30, +}; + +static void __init zylonite_init_keypad(void) +{ + pxa_set_keypad_info(&zylonite_keypad_info); +} +#else +static inline void zylonite_init_keypad(void) {} +#endif + static void __init zylonite_init(void) { /* board-processor specific initialization */ @@ -265,6 +333,7 @@ static void __init zylonite_init(void) zylonite_init_lcd(); zylonite_init_mmc(); + zylonite_init_keypad(); } MACHINE_START(ZYLONITE, "PXA3xx Platform Development Kit (aka Zylonite)") diff --git a/arch/arm/mach-pxa/zylonite_pxa300.c b/arch/arm/mach-pxa/zylonite_pxa300.c index 6ac04c0..324fb9d 100644 --- a/arch/arm/mach-pxa/zylonite_pxa300.c +++ b/arch/arm/mach-pxa/zylonite_pxa300.c @@ -21,7 +21,7 @@ #include <asm/arch/mfp-pxa300.h> #include <asm/arch/zylonite.h> -#define ARRAY_AND_SIZE(x) (x), ARRAY_SIZE(x) +#include "generic.h" /* PXA300/PXA310 common configurations */ static mfp_cfg_t common_mfp_cfg[] __initdata = { @@ -69,6 +69,9 @@ static mfp_cfg_t common_mfp_cfg[] __initdata = { GPIO27_AC97_SDATA_OUT, GPIO28_AC97_SYNC, + /* WM9713 IRQ */ + GPIO26_GPIO, + /* Keypad */ GPIO107_KP_DKIN_0 | MFP_LPM_EDGE_BOTH, GPIO108_KP_DKIN_1 | MFP_LPM_EDGE_BOTH, @@ -203,6 +206,9 @@ void __init zylonite_pxa300_init(void) /* MMC card detect & write protect for controller 0 */ zylonite_mmc_slot[0].gpio_cd = EXT_GPIO(0); zylonite_mmc_slot[0].gpio_wp = EXT_GPIO(2); + + /* WM9713 IRQ */ + wm9713_irq = mfp_to_gpio(MFP_PIN_GPIO26); } if (cpu_is_pxa300()) { diff --git a/arch/arm/mach-pxa/zylonite_pxa320.c b/arch/arm/mach-pxa/zylonite_pxa320.c index dfa7999..193d079 100644 --- a/arch/arm/mach-pxa/zylonite_pxa320.c +++ b/arch/arm/mach-pxa/zylonite_pxa320.c @@ -21,7 +21,7 @@ #include <asm/arch/mfp-pxa320.h> #include <asm/arch/zylonite.h> -#define ARRAY_AND_SIZE(x) (x), ARRAY_SIZE(x) +#include "generic.h" static mfp_cfg_t mfp_cfg[] __initdata = { /* LCD */ @@ -68,6 +68,9 @@ static mfp_cfg_t mfp_cfg[] __initdata = { GPIO39_AC97_BITCLK, GPIO40_AC97_nACRESET, + /* WM9713 IRQ */ + GPIO15_GPIO, + /* I2C */ GPIO32_I2C_SCL, GPIO33_I2C_SDA, @@ -190,5 +193,8 @@ void __init zylonite_pxa320_init(void) /* MMC card detect & write protect for controller 0 */ zylonite_mmc_slot[0].gpio_cd = mfp_to_gpio(MFP_PIN_GPIO1); zylonite_mmc_slot[0].gpio_wp = mfp_to_gpio(MFP_PIN_GPIO5); + + /* WM9713 IRQ */ + wm9713_irq = mfp_to_gpio(MFP_PIN_GPIO15); } } |
