diff options
Diffstat (limited to 'arch/arm/mach-sa1100')
| -rw-r--r-- | arch/arm/mach-sa1100/Kconfig | 4 | ||||
| -rw-r--r-- | arch/arm/mach-sa1100/assabet.c | 39 | ||||
| -rw-r--r-- | arch/arm/mach-sa1100/cerf.c | 18 | ||||
| -rw-r--r-- | arch/arm/mach-sa1100/clock.c | 2 | ||||
| -rw-r--r-- | arch/arm/mach-sa1100/generic.c | 44 | ||||
| -rw-r--r-- | arch/arm/mach-sa1100/generic.h | 8 | ||||
| -rw-r--r-- | arch/arm/mach-sa1100/h3xxx.c | 17 | ||||
| -rw-r--r-- | arch/arm/mach-sa1100/include/mach/assabet.h | 6 | ||||
| -rw-r--r-- | arch/arm/mach-sa1100/nanoengine.c | 23 | ||||
| -rw-r--r-- | arch/arm/mach-sa1100/shannon.c | 38 | ||||
| -rw-r--r-- | arch/arm/mach-sa1100/simpad.c | 13 |
11 files changed, 200 insertions, 12 deletions
diff --git a/arch/arm/mach-sa1100/Kconfig b/arch/arm/mach-sa1100/Kconfig index 07df3a59b13f..fde7ef1ab192 100644 --- a/arch/arm/mach-sa1100/Kconfig +++ b/arch/arm/mach-sa1100/Kconfig @@ -6,6 +6,8 @@ config SA1100_ASSABET bool "Assabet" select ARM_SA1110_CPUFREQ select GPIO_REG + select REGULATOR + select REGULATOR_FIXED_VOLTAGE help Say Y here if you are using the Intel(R) StrongARM(R) SA-1110 Microprocessor Development Board (also known as the Assabet). @@ -137,6 +139,8 @@ config SA1100_PLEB config SA1100_SHANNON bool "Shannon" select ARM_SA1100_CPUFREQ + select REGULATOR + select REGULATOR_FIXED_VOLTAGE help The Shannon (also known as a Tuxscreen, and also as a IS2630) was a limited edition webphone produced by Philips. The Shannon is a SA1100 diff --git a/arch/arm/mach-sa1100/assabet.c b/arch/arm/mach-sa1100/assabet.c index f68241d995f2..575ec085cffa 100644 --- a/arch/arm/mach-sa1100/assabet.c +++ b/arch/arm/mach-sa1100/assabet.c @@ -14,8 +14,11 @@ #include <linux/module.h> #include <linux/errno.h> #include <linux/gpio/gpio-reg.h> +#include <linux/gpio/machine.h> #include <linux/ioport.h> #include <linux/platform_data/sa11x0-serial.h> +#include <linux/regulator/fixed.h> +#include <linux/regulator/machine.h> #include <linux/serial_core.h> #include <linux/platform_device.h> #include <linux/mfd/ucb1x00.h> @@ -445,6 +448,29 @@ static struct resource neponset_resources[] = { }; #endif +static struct gpiod_lookup_table assabet_cf_gpio_table = { + .dev_id = "sa11x0-pcmcia.1", + .table = { + GPIO_LOOKUP("gpio", 21, "ready", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("gpio", 22, "detect", GPIO_ACTIVE_LOW), + GPIO_LOOKUP("gpio", 24, "bvd2", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("gpio", 25, "bvd1", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("assabet", 1, "reset", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("assabet", 7, "bus-enable", GPIO_ACTIVE_LOW), + { }, + }, +}; + +static struct regulator_consumer_supply assabet_cf_vcc_consumers[] = { + REGULATOR_SUPPLY("vcc", "sa11x0-pcmcia.1"), +}; + +static struct fixed_voltage_config assabet_cf_vcc_pdata __initdata = { + .supply_name = "cf-power", + .microvolts = 3300000, + .enable_high = 1, +}; + static void __init assabet_init(void) { /* @@ -490,6 +516,11 @@ static void __init assabet_init(void) platform_device_register_simple("neponset", 0, neponset_resources, ARRAY_SIZE(neponset_resources)); #endif + } else { + sa11x0_register_fixed_regulator(0, &assabet_cf_vcc_pdata, + assabet_cf_vcc_consumers, + ARRAY_SIZE(assabet_cf_vcc_consumers)); + } #ifndef ASSABET_PAL_VIDEO @@ -501,6 +532,9 @@ static void __init assabet_init(void) ARRAY_SIZE(assabet_flash_resources)); sa11x0_register_irda(&assabet_irda_data); sa11x0_register_mcp(&assabet_mcp_data); + + if (!machine_has_neponset()) + sa11x0_register_pcmcia(1, &assabet_cf_gpio_table); } /* @@ -768,6 +802,7 @@ fs_initcall(assabet_leds_init); void __init assabet_init_irq(void) { + unsigned int assabet_gpio_base; u32 def_val; sa1100_init_irq(); @@ -782,7 +817,9 @@ void __init assabet_init_irq(void) * * This must precede any driver calls to BCR_set() or BCR_clear(). */ - assabet_init_gpio((void *)&ASSABET_BCR, def_val); + assabet_gpio_base = assabet_init_gpio((void *)&ASSABET_BCR, def_val); + + assabet_cf_vcc_pdata.gpio = assabet_gpio_base + 0; } MACHINE_START(ASSABET, "Intel-Assabet") diff --git a/arch/arm/mach-sa1100/cerf.c b/arch/arm/mach-sa1100/cerf.c index 2d25ececb415..b2a4b41626ef 100644 --- a/arch/arm/mach-sa1100/cerf.c +++ b/arch/arm/mach-sa1100/cerf.c @@ -11,6 +11,7 @@ */ #include <linux/init.h> +#include <linux/gpio/machine.h> #include <linux/kernel.h> #include <linux/tty.h> #include <linux/platform_data/sa11x0-serial.h> @@ -45,6 +46,19 @@ static struct platform_device cerfuart2_device = { .resource = cerfuart2_resources, }; +/* Compact Flash */ +static struct gpiod_lookup_table cerf_cf_gpio_table = { + .dev_id = "sa11x0-pcmcia.1", + .table = { + GPIO_LOOKUP("gpio", 19, "bvd2", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("gpio", 20, "bvd1", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("gpio", 21, "reset", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("gpio", 22, "ready", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("gpio", 23, "detect", GPIO_ACTIVE_LOW), + { }, + }, +}; + /* LEDs */ struct gpio_led cerf_gpio_leds[] = { { @@ -151,9 +165,6 @@ static void __init cerf_map_io(void) sa1100_register_uart(0, 3); sa1100_register_uart(1, 2); /* disable this and the uart2 device for sa1100_fir */ sa1100_register_uart(2, 1); - - /* set some GPDR bits here while it's safe */ - GPDR |= CERF_GPIO_CF_RESET; } static struct mcp_plat_data cerf_mcp_data = { @@ -167,6 +178,7 @@ static void __init cerf_init(void) platform_add_devices(cerf_devices, ARRAY_SIZE(cerf_devices)); sa11x0_register_mtd(&cerf_flash_data, &cerf_flash_resource, 1); sa11x0_register_mcp(&cerf_mcp_data); + sa11x0_register_pcmcia(1, &cerf_cf_gpio_table); } MACHINE_START(CERF, "Intrinsyc CerfBoard/CerfCube") diff --git a/arch/arm/mach-sa1100/clock.c b/arch/arm/mach-sa1100/clock.c index b2eb3d232e39..6199e87447ca 100644 --- a/arch/arm/mach-sa1100/clock.c +++ b/arch/arm/mach-sa1100/clock.c @@ -163,6 +163,8 @@ static struct clk_lookup sa11xx_clkregs[] = { CLKDEV_INIT("sa1100-rtc", NULL, NULL), CLKDEV_INIT("sa11x0-fb", NULL, &clk_cpu), CLKDEV_INIT("sa11x0-pcmcia", NULL, &clk_cpu), + CLKDEV_INIT("sa11x0-pcmcia.0", NULL, &clk_cpu), + CLKDEV_INIT("sa11x0-pcmcia.1", NULL, &clk_cpu), /* sa1111 names devices using internal offsets, PCMCIA is at 0x1800 */ CLKDEV_INIT("1800", NULL, &clk_cpu), CLKDEV_INIT(NULL, "OSTIMER0", &clk_36864), diff --git a/arch/arm/mach-sa1100/generic.c b/arch/arm/mach-sa1100/generic.c index 2eb00691b07d..7167ddf84a0e 100644 --- a/arch/arm/mach-sa1100/generic.c +++ b/arch/arm/mach-sa1100/generic.c @@ -10,6 +10,7 @@ * published by the Free Software Foundation. */ #include <linux/gpio.h> +#include <linux/gpio/machine.h> #include <linux/module.h> #include <linux/kernel.h> #include <linux/init.h> @@ -20,6 +21,8 @@ #include <linux/ioport.h> #include <linux/platform_device.h> #include <linux/reboot.h> +#include <linux/regulator/fixed.h> +#include <linux/regulator/machine.h> #include <linux/irqchip/irq-sa11x0.h> #include <video/sa1100fb.h> @@ -232,11 +235,20 @@ void sa11x0_register_lcd(struct sa1100fb_mach_info *inf) sa11x0_register_device(&sa11x0fb_device, inf); } +static bool sa11x0pcmcia_legacy = true; static struct platform_device sa11x0pcmcia_device = { .name = "sa11x0-pcmcia", .id = -1, }; +void sa11x0_register_pcmcia(int socket, struct gpiod_lookup_table *table) +{ + if (table) + gpiod_add_lookup_table(table); + platform_device_register_simple("sa11x0-pcmcia", socket, NULL, 0); + sa11x0pcmcia_legacy = false; +} + static struct platform_device sa11x0mtd_device = { .name = "sa1100-mtd", .id = -1, @@ -311,7 +323,6 @@ static struct platform_device *sa11x0_devices[] __initdata = { &sa11x0uart1_device, &sa11x0uart3_device, &sa11x0ssp_device, - &sa11x0pcmcia_device, &sa11x0rtc_device, &sa11x0dma_device, }; @@ -319,6 +330,12 @@ static struct platform_device *sa11x0_devices[] __initdata = { static int __init sa1100_init(void) { pm_power_off = sa1100_power_off; + + if (sa11x0pcmcia_legacy) + platform_device_register(&sa11x0pcmcia_device); + + regulator_has_full_constraints(); + return platform_add_devices(sa11x0_devices, ARRAY_SIZE(sa11x0_devices)); } @@ -329,6 +346,31 @@ void __init sa11x0_init_late(void) sa11x0_pm_init(); } +int __init sa11x0_register_fixed_regulator(int n, + struct fixed_voltage_config *cfg, + struct regulator_consumer_supply *supplies, unsigned num_supplies) +{ + struct regulator_init_data *id; + + cfg->init_data = id = kzalloc(sizeof(*cfg->init_data), GFP_KERNEL); + if (!cfg->init_data) + return -ENOMEM; + + if (cfg->gpio < 0) + id->constraints.always_on = 1; + id->constraints.name = cfg->supply_name; + id->constraints.min_uV = cfg->microvolts; + id->constraints.max_uV = cfg->microvolts; + id->constraints.valid_modes_mask = REGULATOR_MODE_NORMAL; + id->constraints.valid_ops_mask = REGULATOR_CHANGE_STATUS; + id->consumer_supplies = supplies; + id->num_consumer_supplies = num_supplies; + + platform_device_register_resndata(NULL, "reg-fixed-voltage", n, + NULL, 0, cfg, sizeof(*cfg)); + return 0; +} + /* * Common I/O mapping: * diff --git a/arch/arm/mach-sa1100/generic.h b/arch/arm/mach-sa1100/generic.h index 97502922a15d..5f3cb52fa6ab 100644 --- a/arch/arm/mach-sa1100/generic.h +++ b/arch/arm/mach-sa1100/generic.h @@ -47,3 +47,11 @@ static inline int sa11x0_pm_init(void) { return 0; } #endif int sa11xx_clk_init(void); + +struct gpiod_lookup_table; +void sa11x0_register_pcmcia(int socket, struct gpiod_lookup_table *); + +struct fixed_voltage_config; +struct regulator_consumer_supply; +int sa11x0_register_fixed_regulator(int n, struct fixed_voltage_config *cfg, + struct regulator_consumer_supply *supplies, unsigned num_supplies); diff --git a/arch/arm/mach-sa1100/h3xxx.c b/arch/arm/mach-sa1100/h3xxx.c index b69e76614d5b..36a78b0c106f 100644 --- a/arch/arm/mach-sa1100/h3xxx.c +++ b/arch/arm/mach-sa1100/h3xxx.c @@ -11,6 +11,7 @@ */ #include <linux/kernel.h> +#include <linux/gpio/machine.h> #include <linux/gpio.h> #include <linux/gpio_keys.h> #include <linux/input.h> @@ -264,8 +265,24 @@ static struct platform_device *h3xxx_devices[] = { &h3xxx_micro_asic, }; +static struct gpiod_lookup_table h3xxx_pcmcia_gpio_table = { + .dev_id = "sa11x0-pcmcia", + .table = { + GPIO_LOOKUP("gpio", H3XXX_GPIO_PCMCIA_CD0, + "pcmcia0-detect", GPIO_ACTIVE_LOW), + GPIO_LOOKUP("gpio", H3XXX_GPIO_PCMCIA_IRQ0, + "pcmcia0-ready", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("gpio", H3XXX_GPIO_PCMCIA_CD1, + "pcmcia1-detect", GPIO_ACTIVE_LOW), + GPIO_LOOKUP("gpio", H3XXX_GPIO_PCMCIA_IRQ1, + "pcmcia1-ready", GPIO_ACTIVE_HIGH), + { }, + }, +}; + void __init h3xxx_mach_init(void) { + gpiod_add_lookup_table(&h3xxx_pcmcia_gpio_table); sa1100_register_uart_fns(&h3xxx_port_fns); sa11x0_register_mtd(&h3xxx_flash_data, &h3xxx_flash_resource, 1); platform_add_devices(h3xxx_devices, ARRAY_SIZE(h3xxx_devices)); diff --git a/arch/arm/mach-sa1100/include/mach/assabet.h b/arch/arm/mach-sa1100/include/mach/assabet.h index 558b45323a2d..641a961653af 100644 --- a/arch/arm/mach-sa1100/include/mach/assabet.h +++ b/arch/arm/mach-sa1100/include/mach/assabet.h @@ -96,10 +96,4 @@ extern void assabet_uda1341_reset(int set); #define ASSABET_GPIO_BATT_LOW GPIO_GPIO (26) /* Low battery */ #define ASSABET_GPIO_RCLK GPIO_GPIO (26) /* CCLK/2 */ -/* These are gpiolib GPIO numbers, not bitmasks */ -#define ASSABET_GPIO_CF_IRQ 21 /* CF IRQ */ -#define ASSABET_GPIO_CF_CD 22 /* CF CD */ -#define ASSABET_GPIO_CF_BVD2 24 /* CF BVD / IOSPKR */ -#define ASSABET_GPIO_CF_BVD1 25 /* CF BVD / IOSTSCHG */ - #endif diff --git a/arch/arm/mach-sa1100/nanoengine.c b/arch/arm/mach-sa1100/nanoengine.c index f1cb3784d525..4d35258a7b32 100644 --- a/arch/arm/mach-sa1100/nanoengine.c +++ b/arch/arm/mach-sa1100/nanoengine.c @@ -12,6 +12,7 @@ */ #include <linux/init.h> +#include <linux/gpio/machine.h> #include <linux/kernel.h> #include <linux/platform_data/sa11x0-serial.h> #include <linux/mtd/mtd.h> @@ -99,8 +100,30 @@ static void __init nanoengine_map_io(void) Ser2HSCR0 = 0; } +static struct gpiod_lookup_table nanoengine_pcmcia0_gpio_table = { + .dev_id = "sa11x0-pcmcia.0", + .table = { + GPIO_LOOKUP("gpio", 11, "ready", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("gpio", 13, "detect", GPIO_ACTIVE_LOW), + GPIO_LOOKUP("gpio", 15, "reset", GPIO_ACTIVE_HIGH), + { }, + }, +}; + +static struct gpiod_lookup_table nanoengine_pcmcia1_gpio_table = { + .dev_id = "sa11x0-pcmcia.1", + .table = { + GPIO_LOOKUP("gpio", 12, "ready", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("gpio", 14, "detect", GPIO_ACTIVE_LOW), + GPIO_LOOKUP("gpio", 16, "reset", GPIO_ACTIVE_HIGH), + { }, + }, +}; + static void __init nanoengine_init(void) { + sa11x0_register_pcmcia(0, &nanoengine_pcmcia0_gpio_table); + sa11x0_register_pcmcia(1, &nanoengine_pcmcia1_gpio_table); sa11x0_register_mtd(&nanoengine_flash_data, nanoengine_flash_resources, ARRAY_SIZE(nanoengine_flash_resources)); } diff --git a/arch/arm/mach-sa1100/shannon.c b/arch/arm/mach-sa1100/shannon.c index 856664c783d9..22f7fe0b809f 100644 --- a/arch/arm/mach-sa1100/shannon.c +++ b/arch/arm/mach-sa1100/shannon.c @@ -5,11 +5,14 @@ #include <linux/init.h> #include <linux/device.h> +#include <linux/gpio/machine.h> #include <linux/kernel.h> #include <linux/platform_data/sa11x0-serial.h> #include <linux/tty.h> #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> +#include <linux/regulator/fixed.h> +#include <linux/regulator/machine.h> #include <video/sa1100fb.h> @@ -72,8 +75,43 @@ static struct sa1100fb_mach_info shannon_lcd_info = { .lccr3 = LCCR3_ACBsDiv(512), }; +static struct gpiod_lookup_table shannon_pcmcia0_gpio_table = { + .dev_id = "sa11x0-pcmcia.0", + .table = { + GPIO_LOOKUP("gpio", 24, "detect", GPIO_ACTIVE_LOW), + GPIO_LOOKUP("gpio", 26, "ready", GPIO_ACTIVE_HIGH), + { }, + }, +}; + +static struct gpiod_lookup_table shannon_pcmcia1_gpio_table = { + .dev_id = "sa11x0-pcmcia.1", + .table = { + GPIO_LOOKUP("gpio", 25, "detect", GPIO_ACTIVE_LOW), + GPIO_LOOKUP("gpio", 27, "ready", GPIO_ACTIVE_HIGH), + { }, + }, +}; + +static struct regulator_consumer_supply shannon_cf_vcc_consumers[] = { + REGULATOR_SUPPLY("vcc", "sa11x0-pcmcia.0"), + REGULATOR_SUPPLY("vcc", "sa11x0-pcmcia.1"), +}; + +static struct fixed_voltage_config shannon_cf_vcc_pdata __initdata = { + .supply_name = "cf-power", + .microvolts = 3300000, + .enabled_at_boot = 1, + .gpio = -EINVAL, +}; + static void __init shannon_init(void) { + sa11x0_register_fixed_regulator(0, &shannon_cf_vcc_pdata, + shannon_cf_vcc_consumers, + ARRAY_SIZE(shannon_cf_vcc_consumers)); + sa11x0_register_pcmcia(0, &shannon_pcmcia0_gpio_table); + sa11x0_register_pcmcia(1, &shannon_pcmcia1_gpio_table); sa11x0_ppc_configure_mcp(); sa11x0_register_lcd(&shannon_lcd_info); sa11x0_register_mtd(&shannon_flash_data, &shannon_flash_resource, 1); diff --git a/arch/arm/mach-sa1100/simpad.c b/arch/arm/mach-sa1100/simpad.c index 7d4feb8a49ac..f45aed2519ba 100644 --- a/arch/arm/mach-sa1100/simpad.c +++ b/arch/arm/mach-sa1100/simpad.c @@ -4,6 +4,7 @@ */ #include <linux/module.h> +#include <linux/gpio/machine.h> #include <linux/init.h> #include <linux/kernel.h> #include <linux/tty.h> @@ -326,7 +327,7 @@ static struct platform_device simpad_gpio_leds = { * i2c */ static struct gpiod_lookup_table simpad_i2c_gpiod_table = { - .dev_id = "i2c-gpio", + .dev_id = "i2c-gpio.0", .table = { GPIO_LOOKUP_IDX("gpio", 21, NULL, 0, GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN), @@ -364,6 +365,15 @@ static struct platform_device *devices[] __initdata = { &simpad_i2c, }; +/* Compact Flash */ +static struct gpiod_lookup_table simpad_cf_gpio_table = { + .dev_id = "sa11x0-pcmcia", + .table = { + GPIO_LOOKUP("gpio", GPIO_CF_IRQ, "cf-ready", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("gpio", GPIO_CF_CD, "cf-detect", GPIO_ACTIVE_HIGH), + { }, + }, +}; static int __init simpad_init(void) @@ -385,6 +395,7 @@ static int __init simpad_init(void) pm_power_off = simpad_power_off; + sa11x0_register_pcmcia(-1, &simpad_cf_gpio_table); sa11x0_ppc_configure_mcp(); sa11x0_register_mtd(&simpad_flash_data, simpad_flash_resources, ARRAY_SIZE(simpad_flash_resources)); |