diff options
Diffstat (limited to 'arch/arm/mach-pxa/palmld.c')
| -rw-r--r-- | arch/arm/mach-pxa/palmld.c | 143 |
1 files changed, 43 insertions, 100 deletions
diff --git a/arch/arm/mach-pxa/palmld.c b/arch/arm/mach-pxa/palmld.c index 169fcc18154e..1ad029dd4438 100644 --- a/arch/arm/mach-pxa/palmld.c +++ b/arch/arm/mach-pxa/palmld.c @@ -25,6 +25,9 @@ #include <linux/wm97xx_batt.h> #include <linux/power_supply.h> #include <linux/sysdev.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> +#include <linux/mtd/physmap.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -141,85 +144,50 @@ static unsigned long palmld_pin_config[] __initdata = { }; /****************************************************************************** - * SD/MMC card controller + * NOR Flash ******************************************************************************/ -static int palmld_mci_init(struct device *dev, irq_handler_t palmld_detect_int, - void *data) -{ - int err = 0; - - /* Setup an interrupt for detecting card insert/remove events */ - err = gpio_request(GPIO_NR_PALMLD_SD_DETECT_N, "SD IRQ"); - if (err) - goto err; - err = gpio_direction_input(GPIO_NR_PALMLD_SD_DETECT_N); - if (err) - goto err2; - err = request_irq(gpio_to_irq(GPIO_NR_PALMLD_SD_DETECT_N), - palmld_detect_int, IRQF_DISABLED | IRQF_SAMPLE_RANDOM | - IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING, - "SD/MMC card detect", data); - if (err) { - printk(KERN_ERR "%s: cannot request SD/MMC card detect IRQ\n", - __func__); - goto err2; +static struct mtd_partition palmld_partitions[] = { + { + .name = "Flash", + .offset = 0x00000000, + .size = MTDPART_SIZ_FULL, + .mask_flags = 0 } +}; - err = gpio_request(GPIO_NR_PALMLD_SD_POWER, "SD_POWER"); - if (err) - goto err3; - err = gpio_direction_output(GPIO_NR_PALMLD_SD_POWER, 0); - if (err) - goto err4; - - err = gpio_request(GPIO_NR_PALMLD_SD_READONLY, "SD_READONLY"); - if (err) - goto err4; - err = gpio_direction_input(GPIO_NR_PALMLD_SD_READONLY); - if (err) - goto err5; - - printk(KERN_DEBUG "%s: irq registered\n", __func__); - - return 0; - -err5: - gpio_free(GPIO_NR_PALMLD_SD_READONLY); -err4: - gpio_free(GPIO_NR_PALMLD_SD_POWER); -err3: - free_irq(gpio_to_irq(GPIO_NR_PALMLD_SD_DETECT_N), data); -err2: - gpio_free(GPIO_NR_PALMLD_SD_DETECT_N); -err: - return err; -} - -static void palmld_mci_exit(struct device *dev, void *data) -{ - gpio_free(GPIO_NR_PALMLD_SD_READONLY); - gpio_free(GPIO_NR_PALMLD_SD_POWER); - free_irq(gpio_to_irq(GPIO_NR_PALMLD_SD_DETECT_N), data); - gpio_free(GPIO_NR_PALMLD_SD_DETECT_N); -} +static struct physmap_flash_data palmld_flash_data[] = { + { + .width = 2, /* bankwidth in bytes */ + .parts = palmld_partitions, + .nr_parts = ARRAY_SIZE(palmld_partitions) + } +}; -static void palmld_mci_power(struct device *dev, unsigned int vdd) -{ - struct pxamci_platform_data *p_d = dev->platform_data; - gpio_set_value(GPIO_NR_PALMLD_SD_POWER, p_d->ocr_mask & (1 << vdd)); -} +static struct resource palmld_flash_resource = { + .start = PXA_CS0_PHYS, + .end = PXA_CS0_PHYS + SZ_4M - 1, + .flags = IORESOURCE_MEM, +}; -static int palmld_mci_get_ro(struct device *dev) -{ - return gpio_get_value(GPIO_NR_PALMLD_SD_READONLY); -} +static struct platform_device palmld_flash = { + .name = "physmap-flash", + .id = 0, + .resource = &palmld_flash_resource, + .num_resources = 1, + .dev = { + .platform_data = palmld_flash_data, + }, +}; +/****************************************************************************** + * SD/MMC card controller + ******************************************************************************/ static struct pxamci_platform_data palmld_mci_platform_data = { - .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, - .setpower = palmld_mci_power, - .get_ro = palmld_mci_get_ro, - .init = palmld_mci_init, - .exit = palmld_mci_exit, + .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, + .gpio_card_detect = GPIO_NR_PALMLD_SD_DETECT_N, + .gpio_card_ro = GPIO_NR_PALMLD_SD_READONLY, + .gpio_power = GPIO_NR_PALMLD_SD_POWER, + .detect_delay = 20, }; /****************************************************************************** @@ -336,35 +304,9 @@ static struct platform_device palmld_backlight = { /****************************************************************************** * IrDA ******************************************************************************/ -static int palmld_irda_startup(struct device *dev) -{ - int err; - err = gpio_request(GPIO_NR_PALMLD_IR_DISABLE, "IR DISABLE"); - if (err) - goto err; - err = gpio_direction_output(GPIO_NR_PALMLD_IR_DISABLE, 1); - if (err) - gpio_free(GPIO_NR_PALMLD_IR_DISABLE); -err: - return err; -} - -static void palmld_irda_shutdown(struct device *dev) -{ - gpio_free(GPIO_NR_PALMLD_IR_DISABLE); -} - -static void palmld_irda_transceiver_mode(struct device *dev, int mode) -{ - gpio_set_value(GPIO_NR_PALMLD_IR_DISABLE, mode & IR_OFF); - pxa2xx_transceiver_mode(dev, mode); -} - static struct pxaficp_platform_data palmld_ficp_platform_data = { - .startup = palmld_irda_startup, - .shutdown = palmld_irda_shutdown, - .transceiver_cap = IR_SIRMODE | IR_FIRMODE | IR_OFF, - .transceiver_mode = palmld_irda_transceiver_mode, + .gpio_pwdown = GPIO_NR_PALMLD_IR_DISABLE, + .transceiver_cap = IR_SIRMODE | IR_OFF, }; /****************************************************************************** @@ -560,6 +502,7 @@ static struct platform_device *devices[] __initdata = { &power_supply, &palmld_asoc, &palmld_hdd, + &palmld_flash, }; static struct map_desc palmld_io_desc[] __initdata = { |