diff options
Diffstat (limited to 'arch/arm/mach-shmobile/setup-r8a7778.c')
-rw-r--r-- | arch/arm/mach-shmobile/setup-r8a7778.c | 358 |
1 files changed, 301 insertions, 57 deletions
diff --git a/arch/arm/mach-shmobile/setup-r8a7778.c b/arch/arm/mach-shmobile/setup-r8a7778.c index 30b4a33..203becf 100644 --- a/arch/arm/mach-shmobile/setup-r8a7778.c +++ b/arch/arm/mach-shmobile/setup-r8a7778.c @@ -24,11 +24,18 @@ #include <linux/irqchip/arm-gic.h> #include <linux/of.h> #include <linux/of_platform.h> +#include <linux/platform_data/gpio-rcar.h> #include <linux/platform_data/irq-renesas-intc-irqpin.h> #include <linux/platform_device.h> #include <linux/irqchip.h> #include <linux/serial_sci.h> #include <linux/sh_timer.h> +#include <linux/pm_runtime.h> +#include <linux/usb/phy.h> +#include <linux/usb/hcd.h> +#include <linux/usb/ehci_pdriver.h> +#include <linux/usb/ohci_pdriver.h> +#include <linux/dma-mapping.h> #include <mach/irqs.h> #include <mach/r8a7778.h> #include <mach/common.h> @@ -46,7 +53,7 @@ .irqs = SCIx_IRQ_MUXED(irq), \ } -static struct plat_sci_port scif_platform_data[] = { +static struct plat_sci_port scif_platform_data[] __initdata = { SCIF_INFO(0xffe40000, gic_iid(0x66)), SCIF_INFO(0xffe41000, gic_iid(0x67)), SCIF_INFO(0xffe42000, gic_iid(0x68)), @@ -56,36 +63,30 @@ static struct plat_sci_port scif_platform_data[] = { }; /* TMU */ -static struct resource sh_tmu0_resources[] = { +static struct resource sh_tmu0_resources[] __initdata = { DEFINE_RES_MEM(0xffd80008, 12), DEFINE_RES_IRQ(gic_iid(0x40)), }; -static struct sh_timer_config sh_tmu0_platform_data = { +static struct sh_timer_config sh_tmu0_platform_data __initdata = { .name = "TMU00", .channel_offset = 0x4, .timer_bit = 0, .clockevent_rating = 200, }; -static struct resource sh_tmu1_resources[] = { +static struct resource sh_tmu1_resources[] __initdata = { DEFINE_RES_MEM(0xffd80014, 12), DEFINE_RES_IRQ(gic_iid(0x41)), }; -static struct sh_timer_config sh_tmu1_platform_data = { +static struct sh_timer_config sh_tmu1_platform_data __initdata = { .name = "TMU01", .channel_offset = 0x10, .timer_bit = 1, .clocksource_rating = 200, }; -/* Ether */ -static struct resource ether_resources[] = { - DEFINE_RES_MEM(0xfde00000, 0x400), - DEFINE_RES_IRQ(gic_iid(0x89)), -}; - #define r8a7778_register_tmu(idx) \ platform_device_register_resndata( \ &platform_bus, "sh_tmu", idx, \ @@ -94,6 +95,278 @@ static struct resource ether_resources[] = { &sh_tmu##idx##_platform_data, \ sizeof(sh_tmu##idx##_platform_data)) +/* USB PHY */ +static struct resource usb_phy_resources[] __initdata = { + DEFINE_RES_MEM(0xffe70800, 0x100), + DEFINE_RES_MEM(0xffe76000, 0x100), +}; + +void __init r8a7778_add_usb_phy_device(struct rcar_phy_platform_data *pdata) +{ + platform_device_register_resndata(&platform_bus, "rcar_usb_phy", -1, + usb_phy_resources, + ARRAY_SIZE(usb_phy_resources), + pdata, sizeof(*pdata)); +} + +/* USB */ +static struct usb_phy *phy; + +static int usb_power_on(struct platform_device *pdev) +{ + if (IS_ERR(phy)) + return PTR_ERR(phy); + + pm_runtime_enable(&pdev->dev); + pm_runtime_get_sync(&pdev->dev); + + usb_phy_init(phy); + + return 0; +} + +static void usb_power_off(struct platform_device *pdev) +{ + if (IS_ERR(phy)) + return; + + usb_phy_shutdown(phy); + + pm_runtime_put_sync(&pdev->dev); + pm_runtime_disable(&pdev->dev); +} + +static int ehci_init_internal_buffer(struct usb_hcd *hcd) +{ + /* + * Below are recommended values from the datasheet; + * see [USB :: Setting of EHCI Internal Buffer]. + */ + /* EHCI IP internal buffer setting */ + iowrite32(0x00ff0040, hcd->regs + 0x0094); + /* EHCI IP internal buffer enable */ + iowrite32(0x00000001, hcd->regs + 0x009C); + + return 0; +} + +static struct usb_ehci_pdata ehci_pdata __initdata = { + .power_on = usb_power_on, + .power_off = usb_power_off, + .power_suspend = usb_power_off, + .pre_setup = ehci_init_internal_buffer, +}; + +static struct resource ehci_resources[] __initdata = { + DEFINE_RES_MEM(0xffe70000, 0x400), + DEFINE_RES_IRQ(gic_iid(0x4c)), +}; + +static struct usb_ohci_pdata ohci_pdata __initdata = { + .power_on = usb_power_on, + .power_off = usb_power_off, + .power_suspend = usb_power_off, +}; + +static struct resource ohci_resources[] __initdata = { + DEFINE_RES_MEM(0xffe70400, 0x400), + DEFINE_RES_IRQ(gic_iid(0x4c)), +}; + +#define USB_PLATFORM_INFO(hci) \ +static struct platform_device_info hci##_info __initdata = { \ + .parent = &platform_bus, \ + .name = #hci "-platform", \ + .id = -1, \ + .res = hci##_resources, \ + .num_res = ARRAY_SIZE(hci##_resources), \ + .data = &hci##_pdata, \ + .size_data = sizeof(hci##_pdata), \ + .dma_mask = DMA_BIT_MASK(32), \ +} + +USB_PLATFORM_INFO(ehci); +USB_PLATFORM_INFO(ohci); + +/* Ether */ +static struct resource ether_resources[] __initdata = { + DEFINE_RES_MEM(0xfde00000, 0x400), + DEFINE_RES_IRQ(gic_iid(0x89)), +}; + +void __init r8a7778_add_ether_device(struct sh_eth_plat_data *pdata) +{ + platform_device_register_resndata(&platform_bus, "r8a777x-ether", -1, + ether_resources, + ARRAY_SIZE(ether_resources), + pdata, sizeof(*pdata)); +} + +/* PFC/GPIO */ +static struct resource pfc_resources[] __initdata = { + DEFINE_RES_MEM(0xfffc0000, 0x118), +}; + +#define R8A7778_GPIO(idx) \ +static struct resource r8a7778_gpio##idx##_resources[] __initdata = { \ + DEFINE_RES_MEM(0xffc40000 + 0x1000 * (idx), 0x30), \ + DEFINE_RES_IRQ(gic_iid(0x87)), \ +}; \ + \ +static struct gpio_rcar_config r8a7778_gpio##idx##_platform_data __initdata = { \ + .gpio_base = 32 * (idx), \ + .irq_base = GPIO_IRQ_BASE(idx), \ + .number_of_pins = 32, \ + .pctl_name = "pfc-r8a7778", \ +} + +R8A7778_GPIO(0); +R8A7778_GPIO(1); +R8A7778_GPIO(2); +R8A7778_GPIO(3); +R8A7778_GPIO(4); + +#define r8a7778_register_gpio(idx) \ + platform_device_register_resndata( \ + &platform_bus, "gpio_rcar", idx, \ + r8a7778_gpio##idx##_resources, \ + ARRAY_SIZE(r8a7778_gpio##idx##_resources), \ + &r8a7778_gpio##idx##_platform_data, \ + sizeof(r8a7778_gpio##idx##_platform_data)) + +void __init r8a7778_pinmux_init(void) +{ + platform_device_register_simple( + "pfc-r8a7778", -1, + pfc_resources, + ARRAY_SIZE(pfc_resources)); + + r8a7778_register_gpio(0); + r8a7778_register_gpio(1); + r8a7778_register_gpio(2); + r8a7778_register_gpio(3); + r8a7778_register_gpio(4); +}; + +/* SDHI */ +static struct resource sdhi_resources[] __initdata = { + /* SDHI0 */ + DEFINE_RES_MEM(0xFFE4C000, 0x100), + DEFINE_RES_IRQ(gic_iid(0x77)), + /* SDHI1 */ + DEFINE_RES_MEM(0xFFE4D000, 0x100), + DEFINE_RES_IRQ(gic_iid(0x78)), + /* SDHI2 */ + DEFINE_RES_MEM(0xFFE4F000, 0x100), + DEFINE_RES_IRQ(gic_iid(0x76)), +}; + +void __init r8a7778_sdhi_init(int id, + struct sh_mobile_sdhi_info *info) +{ + BUG_ON(id < 0 || id > 2); + + platform_device_register_resndata( + &platform_bus, "sh_mobile_sdhi", id, + sdhi_resources + (2 * id), 2, + info, sizeof(*info)); +} + +/* I2C */ +static struct resource i2c_resources[] __initdata = { + /* I2C0 */ + DEFINE_RES_MEM(0xffc70000, 0x1000), + DEFINE_RES_IRQ(gic_iid(0x63)), + /* I2C1 */ + DEFINE_RES_MEM(0xffc71000, 0x1000), + DEFINE_RES_IRQ(gic_iid(0x6e)), + /* I2C2 */ + DEFINE_RES_MEM(0xffc72000, 0x1000), + DEFINE_RES_IRQ(gic_iid(0x6c)), + /* I2C3 */ + DEFINE_RES_MEM(0xffc73000, 0x1000), + DEFINE_RES_IRQ(gic_iid(0x6d)), +}; + +void __init r8a7778_add_i2c_device(int id) +{ + BUG_ON(id < 0 || id > 3); + + platform_device_register_simple( + "i2c-rcar", id, + i2c_resources + (2 * id), 2); +} + +/* HSPI */ +static struct resource hspi_resources[] __initdata = { + /* HSPI0 */ + DEFINE_RES_MEM(0xfffc7000, 0x18), + DEFINE_RES_IRQ(gic_iid(0x5f)), + /* HSPI1 */ + DEFINE_RES_MEM(0xfffc8000, 0x18), + DEFINE_RES_IRQ(gic_iid(0x74)), + /* HSPI2 */ + DEFINE_RES_MEM(0xfffc6000, 0x18), + DEFINE_RES_IRQ(gic_iid(0x75)), +}; + +void __init r8a7778_add_hspi_device(int id) +{ + BUG_ON(id < 0 || id > 2); + + platform_device_register_simple( + "sh-hspi", id, + hspi_resources + (2 * id), 2); +} + +/* MMC */ +static struct resource mmc_resources[] __initdata = { + DEFINE_RES_MEM(0xffe4e000, 0x100), + DEFINE_RES_IRQ(gic_iid(0x5d)), +}; + +void __init r8a7778_add_mmc_device(struct sh_mmcif_plat_data *info) +{ + platform_device_register_resndata( + &platform_bus, "sh_mmcif", -1, + mmc_resources, ARRAY_SIZE(mmc_resources), + info, sizeof(*info)); +} + +/* VIN */ +#define R8A7778_VIN(idx) \ +static struct resource vin##idx##_resources[] __initdata = { \ + DEFINE_RES_MEM(0xffc50000 + 0x1000 * (idx), 0x1000), \ + DEFINE_RES_IRQ(gic_iid(0x5a)), \ +}; \ + \ +static struct platform_device_info vin##idx##_info __initdata = { \ + .parent = &platform_bus, \ + .name = "r8a7778-vin", \ + .id = idx, \ + .res = vin##idx##_resources, \ + .num_res = ARRAY_SIZE(vin##idx##_resources), \ + .dma_mask = DMA_BIT_MASK(32), \ +} + +R8A7778_VIN(0); +R8A7778_VIN(1); + +static struct platform_device_info *vin_info_table[] __initdata = { + &vin0_info, + &vin1_info, +}; + +void __init r8a7778_add_vin_device(int id, struct rcar_vin_platform_data *pdata) +{ + BUG_ON(id < 0 || id > 1); + + vin_info_table[id]->data = pdata; + vin_info_table[id]->size_data = sizeof(*pdata); + + platform_device_register_full(vin_info_table[id]); +} + void __init r8a7778_add_standard_devices(void) { int i; @@ -118,20 +391,20 @@ void __init r8a7778_add_standard_devices(void) r8a7778_register_tmu(1); } -void __init r8a7778_add_ether_device(struct sh_eth_plat_data *pdata) +void __init r8a7778_init_late(void) { - platform_device_register_resndata(&platform_bus, "sh_eth", -1, - ether_resources, - ARRAY_SIZE(ether_resources), - pdata, sizeof(*pdata)); + phy = usb_get_phy(USB_PHY_TYPE_USB2); + + platform_device_register_full(&ehci_info); + platform_device_register_full(&ohci_info); } -static struct renesas_intc_irqpin_config irqpin_platform_data = { +static struct renesas_intc_irqpin_config irqpin_platform_data __initdata = { .irq_base = irq_pin(0), /* IRQ0 -> IRQ3 */ .sense_bitfield_width = 2, }; -static struct resource irqpin_resources[] = { +static struct resource irqpin_resources[] __initdata = { DEFINE_RES_MEM(0xfe78001c, 4), /* ICR1 */ DEFINE_RES_MEM(0xfe780010, 4), /* INTPRI */ DEFINE_RES_MEM(0xfe780024, 4), /* INTREQ */ @@ -169,17 +442,25 @@ void __init r8a7778_init_irq_extpin(int irlm) &irqpin_platform_data, sizeof(irqpin_platform_data)); } +void __init r8a7778_init_delay(void) +{ + shmobile_setup_delay(800, 1, 3); /* Cortex-A9 @ 800MHz */ +} + +#ifdef CONFIG_USE_OF #define INT2SMSKCR0 0x82288 /* 0xfe782288 */ #define INT2SMSKCR1 0x8228c /* 0xfe78228c */ #define INT2NTSR0 0x00018 /* 0xfe700018 */ #define INT2NTSR1 0x0002c /* 0xfe70002c */ -static void __init r8a7778_init_irq_common(void) +void __init r8a7778_init_irq_dt(void) { void __iomem *base = ioremap_nocache(0xfe700000, 0x00100000); BUG_ON(!base); + irqchip_init(); + /* route all interrupts to ARM */ __raw_writel(0x73ffffff, base + INT2NTSR0); __raw_writel(0xffffffff, base + INT2NTSR1); @@ -191,43 +472,6 @@ static void __init r8a7778_init_irq_common(void) iounmap(base); } -void __init r8a7778_init_irq(void) -{ - void __iomem *gic_dist_base; - void __iomem *gic_cpu_base; - - gic_dist_base = ioremap_nocache(0xfe438000, PAGE_SIZE); - gic_cpu_base = ioremap_nocache(0xfe430000, PAGE_SIZE); - BUG_ON(!gic_dist_base || !gic_cpu_base); - - /* use GIC to handle interrupts */ - gic_init(0, 29, gic_dist_base, gic_cpu_base); - - r8a7778_init_irq_common(); -} - -void __init r8a7778_init_delay(void) -{ - shmobile_setup_delay(800, 1, 3); /* Cortex-A9 @ 800MHz */ -} - -#ifdef CONFIG_USE_OF -void __init r8a7778_init_irq_dt(void) -{ - irqchip_init(); - r8a7778_init_irq_common(); -} - -static const struct of_dev_auxdata r8a7778_auxdata_lookup[] __initconst = { - {}, -}; - -void __init r8a7778_add_standard_devices_dt(void) -{ - of_platform_populate(NULL, of_default_bus_match_table, - r8a7778_auxdata_lookup, NULL); -} - static const char *r8a7778_compat_dt[] __initdata = { "renesas,r8a7778", NULL, @@ -236,9 +480,9 @@ static const char *r8a7778_compat_dt[] __initdata = { DT_MACHINE_START(R8A7778_DT, "Generic R8A7778 (Flattened Device Tree)") .init_early = r8a7778_init_delay, .init_irq = r8a7778_init_irq_dt, - .init_machine = r8a7778_add_standard_devices_dt, .init_time = shmobile_timer_init, .dt_compat = r8a7778_compat_dt, + .init_late = r8a7778_init_late, MACHINE_END #endif /* CONFIG_USE_OF */ |