diff options
Diffstat (limited to 'arch/arm/mach-pxa/poodle.c')
| -rw-r--r-- | arch/arm/mach-pxa/poodle.c | 474 |
1 files changed, 266 insertions, 208 deletions
diff --git a/arch/arm/mach-pxa/poodle.c b/arch/arm/mach-pxa/poodle.c index 209eabf0ed3..13199162911 100644 --- a/arch/arm/mach-pxa/poodle.c +++ b/arch/arm/mach-pxa/poodle.c @@ -16,29 +16,36 @@ */ #include <linux/kernel.h> #include <linux/init.h> +#include <linux/export.h> #include <linux/platform_device.h> #include <linux/fb.h> #include <linux/pm.h> #include <linux/delay.h> - -#include <asm/hardware.h> +#include <linux/mtd/physmap.h> +#include <linux/gpio.h> +#include <linux/i2c.h> +#include <linux/i2c/pxa-i2c.h> +#include <linux/spi/spi.h> +#include <linux/spi/ads7846.h> +#include <linux/spi/pxa2xx_spi.h> +#include <linux/mtd/sharpsl.h> +#include <linux/memblock.h> + +#include <mach/hardware.h> #include <asm/mach-types.h> #include <asm/irq.h> #include <asm/setup.h> -#include <asm/system.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/mach/irq.h> -#include <asm/arch/pxa-regs.h> -#include <asm/arch/mmc.h> -#include <asm/arch/udc.h> -#include <asm/arch/irda.h> -#include <asm/arch/poodle.h> -#include <asm/arch/pxafb.h> -#include <asm/arch/sharpsl.h> -#include <asm/arch/ssp.h> +#include <mach/pxa25x.h> +#include <linux/platform_data/mmc-pxamci.h> +#include <mach/udc.h> +#include <linux/platform_data/irda-pxaficp.h> +#include <mach/poodle.h> +#include <linux/platform_data/video-pxafb.h> #include <asm/hardware/scoop.h> #include <asm/hardware/locomo.h> @@ -46,7 +53,69 @@ #include "generic.h" #include "devices.h" -#include "sharpsl.h" + +static unsigned long poodle_pin_config[] __initdata = { + /* I/O */ + GPIO79_nCS_3, + GPIO80_nCS_4, + GPIO18_RDY, + + /* Clock */ + GPIO12_32KHz, + + /* SSP1 */ + GPIO23_SSP1_SCLK, + GPIO25_SSP1_TXD, + GPIO26_SSP1_RXD, + GPIO24_GPIO, /* POODLE_GPIO_TP_CS - SFRM as chip select */ + + /* I2S */ + GPIO28_I2S_BITCLK_OUT, + GPIO29_I2S_SDATA_IN, + GPIO30_I2S_SDATA_OUT, + GPIO31_I2S_SYNC, + GPIO32_I2S_SYSCLK, + + /* Infra-Red */ + GPIO47_FICP_TXD, + GPIO46_FICP_RXD, + + /* FFUART */ + GPIO40_FFUART_DTR, + GPIO41_FFUART_RTS, + GPIO39_FFUART_TXD, + GPIO37_FFUART_DSR, + GPIO34_FFUART_RXD, + GPIO35_FFUART_CTS, + + /* LCD */ + GPIOxx_LCD_TFT_16BPP, + + /* PC Card */ + GPIO48_nPOE, + GPIO49_nPWE, + GPIO50_nPIOR, + GPIO51_nPIOW, + GPIO52_nPCE_1, + GPIO53_nPCE_2, + GPIO54_nPSKTSEL, + GPIO55_nPREG, + GPIO56_nPWAIT, + GPIO57_nIOIS16, + + /* MMC */ + GPIO6_MMC_CLK, + GPIO8_MMC_CS0, + + /* GPIO */ + GPIO9_GPIO, /* POODLE_GPIO_nSD_DETECT */ + GPIO7_GPIO, /* POODLE_GPIO_nSD_WP */ + GPIO3_GPIO, /* POODLE_GPIO_SD_PWR */ + GPIO33_GPIO, /* POODLE_GPIO_SD_PWR1 */ + + GPIO20_GPIO, /* POODLE_GPIO_USB_PULLUP */ + GPIO22_GPIO, /* POODLE_GPIO_IR_ON */ +}; static struct resource poodle_scoop_resources[] = { [0] = { @@ -59,6 +128,7 @@ static struct resource poodle_scoop_resources[] = { static struct scoop_config poodle_scoop_setup = { .io_dir = POODLE_SCOOP_IO_DIR, .io_out = POODLE_SCOOP_IO_OUT, + .gpio_base = POODLE_SCOOP_GPIO_BASE, }; struct platform_device poodle_scoop_device = { @@ -71,27 +141,6 @@ struct platform_device poodle_scoop_device = { .resource = poodle_scoop_resources, }; -static void poodle_pcmcia_init(void) -{ - /* Setup default state of GPIO outputs - before we enable them as outputs. */ - GPSR(GPIO48_nPOE) = GPIO_bit(GPIO48_nPOE) | - GPIO_bit(GPIO49_nPWE) | GPIO_bit(GPIO50_nPIOR) | - GPIO_bit(GPIO51_nPIOW) | GPIO_bit(GPIO52_nPCE_1) | - GPIO_bit(GPIO53_nPCE_2); - - pxa_gpio_mode(GPIO48_nPOE_MD); - pxa_gpio_mode(GPIO49_nPWE_MD); - pxa_gpio_mode(GPIO50_nPIOR_MD); - pxa_gpio_mode(GPIO51_nPIOW_MD); - pxa_gpio_mode(GPIO55_nPREG_MD); - pxa_gpio_mode(GPIO56_nPWAIT_MD); - pxa_gpio_mode(GPIO57_nIOIS16_MD); - pxa_gpio_mode(GPIO52_nPCE_1_MD); - pxa_gpio_mode(GPIO53_nPCE_2_MD); - pxa_gpio_mode(GPIO54_pSKTSEL_MD); -} - static struct scoop_pcmcia_dev poodle_pcmcia_scoop[] = { { .dev = &poodle_scoop_device.dev, @@ -104,12 +153,16 @@ static struct scoop_pcmcia_dev poodle_pcmcia_scoop[] = { static struct scoop_pcmcia_config poodle_pcmcia_config = { .devs = &poodle_pcmcia_scoop[0], .num_devs = 1, - .pcmcia_init = poodle_pcmcia_init, }; EXPORT_SYMBOL(poodle_scoop_device); +static struct platform_device poodle_audio_device = { + .name = "poodle-audio", + .id = -1, +}; + /* LoCoMo device */ static struct resource locomo_resources[] = { [0] = { @@ -118,77 +171,64 @@ static struct resource locomo_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = IRQ_GPIO(10), - .end = IRQ_GPIO(10), + .start = PXA_GPIO_TO_IRQ(10), + .end = PXA_GPIO_TO_IRQ(10), .flags = IORESOURCE_IRQ, }, }; +static struct locomo_platform_data locomo_info = { + .irq_base = IRQ_BOARD_START, +}; + struct platform_device poodle_locomo_device = { .name = "locomo", .id = 0, .num_resources = ARRAY_SIZE(locomo_resources), .resource = locomo_resources, + .dev = { + .platform_data = &locomo_info, + }, }; EXPORT_SYMBOL(poodle_locomo_device); -/* - * Poodle SSP Device - */ - -struct platform_device poodle_ssp_device = { - .name = "corgi-ssp", - .id = -1, +#if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE) +static struct pxa2xx_spi_master poodle_spi_info = { + .num_chipselect = 1, }; -struct corgissp_machinfo poodle_ssp_machinfo = { - .port = 1, - .cs_lcdcon = -1, - .cs_ads7846 = -1, - .cs_max1111 = -1, - .clk_lcdcon = 2, - .clk_ads7846 = 36, - .clk_max1111 = 2, +static struct ads7846_platform_data poodle_ads7846_info = { + .model = 7846, + .vref_delay_usecs = 100, + .x_plate_ohms = 419, + .y_plate_ohms = 486, + .gpio_pendown = POODLE_GPIO_TP_INT, }; +static struct pxa2xx_spi_chip poodle_ads7846_chip = { + .gpio_cs = POODLE_GPIO_TP_CS, +}; -/* - * Poodle Touch Screen Device - */ -static struct resource poodlets_resources[] = { - [0] = { - .start = POODLE_IRQ_GPIO_TP_INT, - .end = POODLE_IRQ_GPIO_TP_INT, - .flags = IORESOURCE_IRQ, +static struct spi_board_info poodle_spi_devices[] = { + { + .modalias = "ads7846", + .max_speed_hz = 10000, + .bus_num = 1, + .platform_data = &poodle_ads7846_info, + .controller_data= &poodle_ads7846_chip, + .irq = PXA_GPIO_TO_IRQ(POODLE_GPIO_TP_INT), }, }; -static unsigned long poodle_get_hsync_invperiod(void) +static void __init poodle_init_spi(void) { - return 0; + pxa2xx_set_spi_info(1, &poodle_spi_info); + spi_register_board_info(ARRAY_AND_SIZE(poodle_spi_devices)); } - -static void poodle_null_hsync(void) -{ -} - -static struct corgits_machinfo poodle_ts_machinfo = { - .get_hsync_invperiod = poodle_get_hsync_invperiod, - .put_hsync = poodle_null_hsync, - .wait_hsync = poodle_null_hsync, -}; - -static struct platform_device poodle_ts_device = { - .name = "corgi-ts", - .dev = { - .platform_data = &poodle_ts_machinfo, - }, - .id = -1, - .num_resources = ARRAY_SIZE(poodlets_resources), - .resource = poodlets_resources, -}; - +#else +static inline void poodle_init_spi(void) {} +#endif /* * MMC/SD Device @@ -196,101 +236,78 @@ static struct platform_device poodle_ts_device = { * The card detect interrupt isn't debounced so we delay it by 250ms * to give the card a chance to fully insert/eject. */ -static struct pxamci_platform_data poodle_mci_platform_data; - static int poodle_mci_init(struct device *dev, irq_handler_t poodle_detect_int, void *data) { int err; - /* setup GPIO for PXA25x MMC controller */ - pxa_gpio_mode(GPIO6_MMCCLK_MD); - pxa_gpio_mode(GPIO8_MMCCS0_MD); - pxa_gpio_mode(POODLE_GPIO_nSD_DETECT | GPIO_IN); - pxa_gpio_mode(POODLE_GPIO_nSD_WP | GPIO_IN); - pxa_gpio_mode(POODLE_GPIO_SD_PWR | GPIO_OUT); - pxa_gpio_mode(POODLE_GPIO_SD_PWR1 | GPIO_OUT); - - poodle_mci_platform_data.detect_delay = msecs_to_jiffies(250); + err = gpio_request(POODLE_GPIO_SD_PWR, "SD_PWR"); + if (err) + goto err_free_2; - err = request_irq(POODLE_IRQ_GPIO_nSD_DETECT, poodle_detect_int, - IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, - "MMC card detect", data); + err = gpio_request(POODLE_GPIO_SD_PWR1, "SD_PWR1"); if (err) - printk(KERN_ERR "poodle_mci_init: MMC/SD: can't request MMC card detect IRQ\n"); + goto err_free_3; + gpio_direction_output(POODLE_GPIO_SD_PWR, 0); + gpio_direction_output(POODLE_GPIO_SD_PWR1, 0); + + return 0; + +err_free_3: + gpio_free(POODLE_GPIO_SD_PWR); +err_free_2: return err; } -static void poodle_mci_setpower(struct device *dev, unsigned int vdd) +static int poodle_mci_setpower(struct device *dev, unsigned int vdd) { struct pxamci_platform_data* p_d = dev->platform_data; - if (( 1 << vdd) & p_d->ocr_mask) { - GPSR(POODLE_GPIO_SD_PWR) = GPIO_bit(POODLE_GPIO_SD_PWR); + if ((1 << vdd) & p_d->ocr_mask) { + gpio_set_value(POODLE_GPIO_SD_PWR, 1); mdelay(2); - GPSR(POODLE_GPIO_SD_PWR1) = GPIO_bit(POODLE_GPIO_SD_PWR1); + gpio_set_value(POODLE_GPIO_SD_PWR1, 1); } else { - GPCR(POODLE_GPIO_SD_PWR1) = GPIO_bit(POODLE_GPIO_SD_PWR1); - GPCR(POODLE_GPIO_SD_PWR) = GPIO_bit(POODLE_GPIO_SD_PWR); + gpio_set_value(POODLE_GPIO_SD_PWR1, 0); + gpio_set_value(POODLE_GPIO_SD_PWR, 0); } -} -static int poodle_mci_get_ro(struct device *dev) -{ - return GPLR(POODLE_GPIO_nSD_WP) & GPIO_bit(POODLE_GPIO_nSD_WP); + return 0; } - static void poodle_mci_exit(struct device *dev, void *data) { - free_irq(POODLE_IRQ_GPIO_nSD_DETECT, data); + gpio_free(POODLE_GPIO_SD_PWR1); + gpio_free(POODLE_GPIO_SD_PWR); } static struct pxamci_platform_data poodle_mci_platform_data = { - .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, - .init = poodle_mci_init, - .get_ro = poodle_mci_get_ro, - .setpower = poodle_mci_setpower, - .exit = poodle_mci_exit, + .detect_delay_ms = 250, + .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, + .init = poodle_mci_init, + .setpower = poodle_mci_setpower, + .exit = poodle_mci_exit, + .gpio_card_detect = POODLE_GPIO_nSD_DETECT, + .gpio_card_ro = POODLE_GPIO_nSD_WP, + .gpio_power = -1, }; /* * Irda */ -static void poodle_irda_transceiver_mode(struct device *dev, int mode) -{ - if (mode & IR_OFF) { - GPSR(POODLE_GPIO_IR_ON) = GPIO_bit(POODLE_GPIO_IR_ON); - } else { - GPCR(POODLE_GPIO_IR_ON) = GPIO_bit(POODLE_GPIO_IR_ON); - } -} - static struct pxaficp_platform_data poodle_ficp_platform_data = { - .transceiver_cap = IR_SIRMODE | IR_OFF, - .transceiver_mode = poodle_irda_transceiver_mode, + .gpio_pwdown = POODLE_GPIO_IR_ON, + .transceiver_cap = IR_SIRMODE | IR_OFF, }; /* * USB Device Controller */ -static void poodle_udc_command(int cmd) -{ - switch(cmd) { - case PXA2XX_UDC_CMD_CONNECT: - GPSR(POODLE_GPIO_USB_PULLUP) = GPIO_bit(POODLE_GPIO_USB_PULLUP); - break; - case PXA2XX_UDC_CMD_DISCONNECT: - GPCR(POODLE_GPIO_USB_PULLUP) = GPIO_bit(POODLE_GPIO_USB_PULLUP); - break; - } -} - static struct pxa2xx_udc_mach_info udc_info __initdata = { /* no connect GPIO; poodle can't tell connection status */ - .udc_command = poodle_udc_command, + .gpio_pullup = POODLE_GPIO_USB_PULLUP, }; @@ -312,27 +329,103 @@ static struct pxafb_mode_info poodle_fb_mode = { static struct pxafb_mach_info poodle_fb_info = { .modes = &poodle_fb_mode, .num_modes = 1, - .lccr0 = LCCR0_Act | LCCR0_Sngl | LCCR0_Color, - .lccr3 = 0, + .lcd_conn = LCD_COLOR_TFT_16BPP, +}; + +static struct mtd_partition sharpsl_nand_partitions[] = { + { + .name = "System Area", + .offset = 0, + .size = 7 * 1024 * 1024, + }, + { + .name = "Root Filesystem", + .offset = 7 * 1024 * 1024, + .size = 22 * 1024 * 1024, + }, + { + .name = "Home Filesystem", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + }, +}; + +static uint8_t scan_ff_pattern[] = { 0xff, 0xff }; + +static struct nand_bbt_descr sharpsl_bbt = { + .options = 0, + .offs = 4, + .len = 2, + .pattern = scan_ff_pattern +}; + +static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = { + .badblock_pattern = &sharpsl_bbt, + .partitions = sharpsl_nand_partitions, + .nr_partitions = ARRAY_SIZE(sharpsl_nand_partitions), +}; + +static struct resource sharpsl_nand_resources[] = { + { + .start = 0x0C000000, + .end = 0x0C000FFF, + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device sharpsl_nand_device = { + .name = "sharpsl-nand", + .id = -1, + .resource = sharpsl_nand_resources, + .num_resources = ARRAY_SIZE(sharpsl_nand_resources), + .dev.platform_data = &sharpsl_nand_platform_data, +}; + +static struct mtd_partition sharpsl_rom_parts[] = { + { + .name ="Boot PROM Filesystem", + .offset = 0x00120000, + .size = MTDPART_SIZ_FULL, + }, +}; + +static struct physmap_flash_data sharpsl_rom_data = { + .width = 2, + .nr_parts = ARRAY_SIZE(sharpsl_rom_parts), + .parts = sharpsl_rom_parts, +}; + +static struct resource sharpsl_rom_resources[] = { + { + .start = 0x00000000, + .end = 0x007fffff, + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device sharpsl_rom_device = { + .name = "physmap-flash", + .id = -1, + .resource = sharpsl_rom_resources, + .num_resources = ARRAY_SIZE(sharpsl_rom_resources), + .dev.platform_data = &sharpsl_rom_data, }; static struct platform_device *devices[] __initdata = { &poodle_locomo_device, &poodle_scoop_device, - &poodle_ssp_device, - &poodle_ts_device, + &poodle_audio_device, + &sharpsl_nand_device, + &sharpsl_rom_device, }; -static void poodle_poweroff(void) -{ - RCSR = RCSR_HWR | RCSR_WDR | RCSR_SMR | RCSR_GPR; - arm_machine_restart('h'); -} +static struct i2c_board_info __initdata poodle_i2c_devices[] = { + { I2C_BOARD_INFO("wm8731", 0x1b) }, +}; -static void poodle_restart(char mode) +static void poodle_poweroff(void) { - RCSR = RCSR_HWR | RCSR_WDR | RCSR_SMR | RCSR_GPR; - arm_machine_restart('h'); + pxa_restart(REBOOT_HARD, NULL); } static void __init poodle_init(void) @@ -340,78 +433,43 @@ static void __init poodle_init(void) int ret = 0; pm_power_off = poodle_poweroff; - arm_pm_restart = poodle_restart; - - /* setup sleep mode values */ - PWER = 0x00000002; - PFER = 0x00000000; - PRER = 0x00000002; - PGSR0 = 0x00008000; - PGSR1 = 0x003F0202; - PGSR2 = 0x0001C000; + PCFR |= PCFR_OPDE; - /* cpu initialize */ - /* Pgsr Register */ - PGSR0 = 0x0146dd80; - PGSR1 = 0x03bf0890; - PGSR2 = 0x0001c000; - - /* Alternate Register */ - GAFR0_L = 0x01001000; - GAFR0_U = 0x591a8010; - GAFR1_L = 0x900a8451; - GAFR1_U = 0xaaa5aaaa; - GAFR2_L = 0x8aaaaaaa; - GAFR2_U = 0x00000002; - - /* Direction Register */ - GPDR0 = 0xd3f0904c; - GPDR1 = 0xfcffb7d3; - GPDR2 = 0x0001ffff; - - /* Output Register */ - GPCR0 = 0x00000000; - GPCR1 = 0x00000000; - GPCR2 = 0x00000000; - - GPSR0 = 0x00400000; - GPSR1 = 0x00000000; - GPSR2 = 0x00000000; - - set_pxa_fb_parent(&poodle_locomo_device.dev); - set_pxa_fb_info(&poodle_fb_info); - pxa_gpio_mode(POODLE_GPIO_USB_PULLUP | GPIO_OUT); - pxa_gpio_mode(POODLE_GPIO_IR_ON | GPIO_OUT); - pxa_set_udc_info(&udc_info); - pxa_set_mci_info(&poodle_mci_platform_data); - pxa_set_ficp_info(&poodle_ficp_platform_data); + pxa2xx_mfp_config(ARRAY_AND_SIZE(poodle_pin_config)); + + pxa_set_ffuart_info(NULL); + pxa_set_btuart_info(NULL); + pxa_set_stuart_info(NULL); platform_scoop_config = &poodle_pcmcia_config; ret = platform_add_devices(devices, ARRAY_SIZE(devices)); - if (ret) { - printk(KERN_WARNING "poodle: Unable to register LoCoMo device\n"); - } - corgi_ssp_set_machinfo(&poodle_ssp_machinfo); + if (ret) + pr_warning("poodle: Unable to register LoCoMo device\n"); + + pxa_set_fb_info(&poodle_locomo_device.dev, &poodle_fb_info); + pxa_set_udc_info(&udc_info); + pxa_set_mci_info(&poodle_mci_platform_data); + pxa_set_ficp_info(&poodle_ficp_platform_data); + pxa_set_i2c_info(NULL); + i2c_register_board_info(0, ARRAY_AND_SIZE(poodle_i2c_devices)); + poodle_init_spi(); } -static void __init fixup_poodle(struct machine_desc *desc, - struct tag *tags, char **cmdline, struct meminfo *mi) +static void __init fixup_poodle(struct tag *tags, char **cmdline) { sharpsl_save_param(); - mi->nr_banks=1; - mi->bank[0].start = 0xa0000000; - mi->bank[0].node = 0; - mi->bank[0].size = (32*1024*1024); + memblock_add(0xa0000000, SZ_32M); } MACHINE_START(POODLE, "SHARP Poodle") - .phys_io = 0x40000000, - .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, .fixup = fixup_poodle, - .map_io = pxa_map_io, + .map_io = pxa25x_map_io, + .nr_irqs = POODLE_NR_IRQS, /* 4 for LoCoMo */ .init_irq = pxa25x_init_irq, - .timer = &pxa_timer, + .handle_irq = pxa25x_handle_irq, + .init_time = pxa_timer_init, .init_machine = poodle_init, + .restart = pxa_restart, MACHINE_END |