diff options
Diffstat (limited to 'arch/arm/mach-nomadik/cpu-8815.c')
| -rw-r--r-- | arch/arm/mach-nomadik/cpu-8815.c | 112 |
1 files changed, 2 insertions, 110 deletions
diff --git a/arch/arm/mach-nomadik/cpu-8815.c b/arch/arm/mach-nomadik/cpu-8815.c index 5ad301e4eb2f..60a18e12e6ce 100644 --- a/arch/arm/mach-nomadik/cpu-8815.c +++ b/arch/arm/mach-nomadik/cpu-8815.c @@ -48,53 +48,6 @@ #include <asm/cacheflush.h> #include <asm/hardware/cache-l2x0.h> -#include "cpu-8815.h" - -/* The 8815 has 4 GPIO blocks, let's register them immediately */ -static resource_size_t __initdata cpu8815_gpio_base[] = { - NOMADIK_GPIO0_BASE, - NOMADIK_GPIO1_BASE, - NOMADIK_GPIO2_BASE, - NOMADIK_GPIO3_BASE, -}; - -static struct platform_device * -cpu8815_add_gpio(int id, resource_size_t addr, int irq, - struct nmk_gpio_platform_data *pdata) -{ - struct resource resources[] = { - { - .start = addr, - .end = addr + 127, - .flags = IORESOURCE_MEM, - }, - { - .start = irq, - .end = irq, - .flags = IORESOURCE_IRQ, - } - }; - - return platform_device_register_resndata(NULL, "gpio", id, - resources, ARRAY_SIZE(resources), - pdata, sizeof(*pdata)); -} - -void cpu8815_add_gpios(resource_size_t *base, int num, int irq, - struct nmk_gpio_platform_data *pdata) -{ - int first = 0; - int i; - - for (i = 0; i < num; i++, first += 32, irq++) { - pdata->first_gpio = first; - pdata->first_irq = NOMADIK_GPIO_TO_IRQ(first); - pdata->num_gpio = 32; - - cpu8815_add_gpio(i, base[i], irq, pdata); - } -} - static unsigned long out_low[] = { PIN_OUTPUT_LOW }; static unsigned long out_high[] = { PIN_OUTPUT_HIGH }; static unsigned long in_nopull[] = { PIN_INPUT_NOPULL }; @@ -137,38 +90,6 @@ static struct pinctrl_map __initdata nhk8815_pinmap[] = { PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO74_C20", in_pullup), }; -static inline void -cpu8815_add_pinctrl(struct device *parent, const char *name) -{ - struct platform_device_info pdevinfo = { - .parent = parent, - .name = name, - .id = -1, - }; - - pinctrl_register_mappings(nhk8815_pinmap, ARRAY_SIZE(nhk8815_pinmap)); - platform_device_register_full(&pdevinfo); -} - -static int __init cpu8815_init(void) -{ - struct nmk_gpio_platform_data pdata = { - /* No custom data yet */ - }; - - /* For e.g. device tree boots */ - if (!machine_is_nomadik()) - return 0; - - cpu8815_add_gpios(cpu8815_gpio_base, ARRAY_SIZE(cpu8815_gpio_base), - IRQ_GPIO0, &pdata); - cpu8815_add_pinctrl(NULL, "pinctrl-stn8815"); - amba_apb_device_add(NULL, "rng", NOMADIK_RNG_BASE, SZ_4K, 0, 0, NULL, 0); - amba_apb_device_add(NULL, "rtc-pl031", NOMADIK_RTC_BASE, SZ_4K, IRQ_RTC_RTT, 0, NULL, 0); - return 0; -} -arch_initcall(cpu8815_init); - /* All SoC devices live in the same area (see hardware.h) */ static struct map_desc nomadik_io_desc[] __initdata = { { @@ -180,37 +101,12 @@ static struct map_desc nomadik_io_desc[] __initdata = { /* static ram and secured ram may be added later */ }; -void __init cpu8815_map_io(void) +static void __init cpu8815_map_io(void) { iotable_init(nomadik_io_desc, ARRAY_SIZE(nomadik_io_desc)); } -void __init cpu8815_init_irq(void) -{ - /* This modified VIC cell has two register blocks, at 0 and 0x20 */ - vic_init(io_p2v(NOMADIK_IC_BASE + 0x00), IRQ_VIC_START + 0, ~0, 0); - vic_init(io_p2v(NOMADIK_IC_BASE + 0x20), IRQ_VIC_START + 32, ~0, 0); - - /* - * Init clocks here so that they are available for system timer - * initialization. - */ - nomadik_clk_init(); -} - -/* - * This function is called from the board init ("init_machine"). - */ - void __init cpu8815_platform_init(void) -{ -#ifdef CONFIG_CACHE_L2X0 - /* At full speed latency must be >=2, so 0x249 in low bits */ - l2x0_init(io_p2v(NOMADIK_L2CC_BASE), 0x00730249, 0xfe000fff); -#endif - return; -} - -void cpu8815_restart(char mode, const char *cmd) +static void cpu8815_restart(char mode, const char *cmd) { void __iomem *src_rstsr = io_p2v(NOMADIK_SRC_BASE + 0x18); @@ -220,8 +116,6 @@ void cpu8815_restart(char mode, const char *cmd) writel(1, src_rstsr); } -#ifdef CONFIG_OF - /* Initial value for SRC control register: all timers use MXTAL/8 source */ #define SRC_CR_INIT_MASK 0x00007fff #define SRC_CR_INIT_VAL 0x2aaa8000 @@ -393,5 +287,3 @@ DT_MACHINE_START(NOMADIK_DT, "Nomadik STn8815") .restart = cpu8815_restart, .dt_compat = cpu8815_board_compat, MACHINE_END - -#endif |