diff options
-rw-r--r-- | arch/arm/mach-spear6xx/Kconfig | 20 | ||||
-rw-r--r-- | arch/arm/mach-spear6xx/Kconfig600 | 17 | ||||
-rw-r--r-- | arch/arm/mach-spear6xx/Makefile | 12 | ||||
-rw-r--r-- | arch/arm/mach-spear6xx/Makefile.boot | 3 | ||||
-rw-r--r-- | arch/arm/mach-spear6xx/spear600.c | 25 | ||||
-rw-r--r-- | arch/arm/mach-spear6xx/spear600_evb.c | 51 | ||||
-rw-r--r-- | arch/arm/mach-spear6xx/spear6xx.c | 158 |
7 files changed, 286 insertions, 0 deletions
diff --git a/arch/arm/mach-spear6xx/Kconfig b/arch/arm/mach-spear6xx/Kconfig new file mode 100644 index 0000000..bddba03 --- /dev/null +++ b/arch/arm/mach-spear6xx/Kconfig @@ -0,0 +1,20 @@ +# +# SPEAr6XX Machine configuration file +# + +if ARCH_SPEAR6XX + +choice + prompt "SPEAr6XX Family" + default MACH_SPEAR600 + +config MACH_SPEAR600 + bool "SPEAr600" + help + Supports ST SPEAr600 Machine +endchoice + +# Adding SPEAr6XX machine specific configuration files +source "arch/arm/mach-spear6xx/Kconfig600" + +endif #ARCH_SPEAR6XX diff --git a/arch/arm/mach-spear6xx/Kconfig600 b/arch/arm/mach-spear6xx/Kconfig600 new file mode 100644 index 0000000..9e19f65 --- /dev/null +++ b/arch/arm/mach-spear6xx/Kconfig600 @@ -0,0 +1,17 @@ +# +# SPEAr600 machine configuration file +# + +if MACH_SPEAR600 + +choice + prompt "SPEAr600 Boards" + default BOARD_SPEAR600_EVB + +config BOARD_SPEAR600_EVB + bool "SPEAr600 Evaluation Board" + help + Supports ST SPEAr600 Evaluation Board +endchoice + +endif #MACH_SPEAR600 diff --git a/arch/arm/mach-spear6xx/Makefile b/arch/arm/mach-spear6xx/Makefile new file mode 100644 index 0000000..cc1a4d8 --- /dev/null +++ b/arch/arm/mach-spear6xx/Makefile @@ -0,0 +1,12 @@ +# +# Makefile for SPEAr6XX machine series +# + +# common files +obj-y += clock.o spear6xx.o + +# spear600 specific files +obj-$(CONFIG_MACH_SPEAR600) += spear600.o + +# spear600 boards files +obj-$(CONFIG_BOARD_SPEAR600_EVB) += spear600_evb.o diff --git a/arch/arm/mach-spear6xx/Makefile.boot b/arch/arm/mach-spear6xx/Makefile.boot new file mode 100644 index 0000000..7a1f3c0 --- /dev/null +++ b/arch/arm/mach-spear6xx/Makefile.boot @@ -0,0 +1,3 @@ +zreladdr-y := 0x00008000 +params_phys-y := 0x00000100 +initrd_phys-y := 0x00800000 diff --git a/arch/arm/mach-spear6xx/spear600.c b/arch/arm/mach-spear6xx/spear600.c new file mode 100644 index 0000000..5c484c4 --- /dev/null +++ b/arch/arm/mach-spear6xx/spear600.c @@ -0,0 +1,25 @@ +/* + * arch/arm/mach-spear6xx/spear600.c + * + * SPEAr600 machine source file + * + * Copyright (C) 2009 ST Microelectronics + * Rajeev Kumar<rajeev-dlh.kumar@st.com> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#include <linux/ptrace.h> +#include <asm/irq.h> +#include <mach/generic.h> +#include <mach/spear.h> + +/* Add spear600 specific devices here */ + +void __init spear600_init(void) +{ + /* call spear6xx family common init function */ + spear6xx_init(); +} diff --git a/arch/arm/mach-spear6xx/spear600_evb.c b/arch/arm/mach-spear6xx/spear600_evb.c new file mode 100644 index 0000000..daff8d0 --- /dev/null +++ b/arch/arm/mach-spear6xx/spear600_evb.c @@ -0,0 +1,51 @@ +/* + * arch/arm/mach-spear6xx/spear600_evb.c + * + * SPEAr600 evaluation board source file + * + * Copyright (C) 2009 ST Microelectronics + * Viresh Kumar<viresh.kumar@st.com> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#include <asm/mach/arch.h> +#include <asm/mach-types.h> +#include <mach/generic.h> +#include <mach/spear.h> + +static struct amba_device *amba_devs[] __initdata = { + &gpio_device[0], + &gpio_device[1], + &gpio_device[2], + &uart_device[0], + &uart_device[1], +}; + +static struct platform_device *plat_devs[] __initdata = { +}; + +static void __init spear600_evb_init(void) +{ + unsigned int i; + + /* call spear600 machine init function */ + spear600_init(); + + /* Add Platform Devices */ + platform_add_devices(plat_devs, ARRAY_SIZE(plat_devs)); + + /* Add Amba Devices */ + for (i = 0; i < ARRAY_SIZE(amba_devs); i++) + amba_device_register(amba_devs[i], &iomem_resource); +} + +MACHINE_START(SPEAR600, "ST-SPEAR600-EVB") + .boot_params = 0x00000100, + .map_io = spear6xx_map_io, + .init_irq = spear6xx_init_irq, + .timer = &spear_sys_timer, + .init_machine = spear600_evb_init, +MACHINE_END diff --git a/arch/arm/mach-spear6xx/spear6xx.c b/arch/arm/mach-spear6xx/spear6xx.c new file mode 100644 index 0000000..b67e571 --- /dev/null +++ b/arch/arm/mach-spear6xx/spear6xx.c @@ -0,0 +1,158 @@ +/* + * arch/arm/mach-spear6xx/spear6xx.c + * + * SPEAr6XX machines common source file + * + * Copyright (C) 2009 ST Microelectronics + * Rajeev Kumar<rajeev-dlh.kumar@st.com> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#include <linux/types.h> +#include <linux/amba/pl061.h> +#include <linux/types.h> +#include <linux/ptrace.h> +#include <linux/io.h> +#include <asm/hardware/vic.h> +#include <asm/irq.h> +#include <asm/mach/arch.h> +#include <mach/irqs.h> +#include <mach/generic.h> +#include <mach/spear.h> + +/* Add spear6xx machines common devices here */ +/* uart device registeration */ +struct amba_device uart_device[] = { + { + .dev = { + .init_name = "uart0", + }, + .res = { + .start = SPEAR6XX_ICM1_UART0_BASE, + .end = SPEAR6XX_ICM1_UART0_BASE + + SPEAR6XX_ICM1_UART0_SIZE - 1, + .flags = IORESOURCE_MEM, + }, + .irq = {IRQ_UART_0, NO_IRQ}, + }, { + .dev = { + .init_name = "uart1", + }, + .res = { + .start = SPEAR6XX_ICM1_UART1_BASE, + .end = SPEAR6XX_ICM1_UART1_BASE + + SPEAR6XX_ICM1_UART1_SIZE - 1, + .flags = IORESOURCE_MEM, + }, + .irq = {IRQ_UART_1, NO_IRQ}, + } +}; + +/* gpio device registeration */ +static struct pl061_platform_data gpio_plat_data[] = { + { + .gpio_base = 0, + .irq_base = SPEAR_GPIO0_INT_BASE, + }, { + .gpio_base = 8, + .irq_base = SPEAR_GPIO1_INT_BASE, + }, { + .gpio_base = 16, + .irq_base = SPEAR_GPIO2_INT_BASE, + }, +}; + +struct amba_device gpio_device[] = { + { + .dev = { + .init_name = "gpio0", + .platform_data = &gpio_plat_data[0], + }, + .res = { + .start = SPEAR6XX_CPU_GPIO_BASE, + .end = SPEAR6XX_CPU_GPIO_BASE + + SPEAR6XX_CPU_GPIO_SIZE - 1, + .flags = IORESOURCE_MEM, + }, + .irq = {IRQ_LOCAL_GPIO, NO_IRQ}, + }, { + .dev = { + .init_name = "gpio1", + .platform_data = &gpio_plat_data[1], + }, + .res = { + .start = SPEAR6XX_ICM3_GPIO_BASE, + .end = SPEAR6XX_ICM3_GPIO_BASE + + SPEAR6XX_ICM3_GPIO_SIZE - 1, + .flags = IORESOURCE_MEM, + }, + .irq = {IRQ_BASIC_GPIO, NO_IRQ}, + }, { + .dev = { + .init_name = "gpio2", + .platform_data = &gpio_plat_data[2], + }, + .res = { + .start = SPEAR6XX_ICM2_GPIO_BASE, + .end = SPEAR6XX_ICM2_GPIO_BASE + + SPEAR6XX_ICM2_GPIO_SIZE - 1, + .flags = IORESOURCE_MEM, + }, + .irq = {IRQ_APPL_GPIO, NO_IRQ}, + } +}; + +/* This will add devices, and do machine specific tasks */ +void __init spear6xx_init(void) +{ + /* nothing to do for now */ +} + +/* This will initialize vic */ +void __init spear6xx_init_irq(void) +{ + vic_init((void __iomem *)VA_SPEAR6XX_CPU_VIC_PRI_BASE, 0, ~0, 0); + vic_init((void __iomem *)VA_SPEAR6XX_CPU_VIC_SEC_BASE, 32, ~0, 0); +} + +/* Following will create static virtual/physical mappings */ +static struct map_desc spear6xx_io_desc[] __initdata = { + { + .virtual = VA_SPEAR6XX_ICM1_UART0_BASE, + .pfn = __phys_to_pfn(SPEAR6XX_ICM1_UART0_BASE), + .length = SPEAR6XX_ICM1_UART0_SIZE, + .type = MT_DEVICE + }, { + .virtual = VA_SPEAR6XX_CPU_VIC_PRI_BASE, + .pfn = __phys_to_pfn(SPEAR6XX_CPU_VIC_PRI_BASE), + .length = SPEAR6XX_CPU_VIC_PRI_SIZE, + .type = MT_DEVICE + }, { + .virtual = VA_SPEAR6XX_CPU_VIC_SEC_BASE, + .pfn = __phys_to_pfn(SPEAR6XX_CPU_VIC_SEC_BASE), + .length = SPEAR6XX_CPU_VIC_SEC_SIZE, + .type = MT_DEVICE + }, { + .virtual = VA_SPEAR6XX_ICM3_SYS_CTRL_BASE, + .pfn = __phys_to_pfn(SPEAR6XX_ICM3_SYS_CTRL_BASE), + .length = SPEAR6XX_ICM3_MISC_REG_BASE, + .type = MT_DEVICE + }, { + .virtual = VA_SPEAR6XX_ICM3_MISC_REG_BASE, + .pfn = __phys_to_pfn(SPEAR6XX_ICM3_MISC_REG_BASE), + .length = SPEAR6XX_ICM3_MISC_REG_SIZE, + .type = MT_DEVICE + }, +}; + +/* This will create static memory mapping for selected devices */ +void __init spear6xx_map_io(void) +{ + iotable_init(spear6xx_io_desc, ARRAY_SIZE(spear6xx_io_desc)); + + /* This will initialize clock framework */ + clk_init(); +} |