1 files changed, 204 insertions, 149 deletions

diff --git a/arch/arm/mach-pxa/poodle.c b/arch/arm/mach-pxa/poodle.c
index 3f5f484549b3..2e3bd8b1523b 100644
--- a/arch/arm/mach-pxa/poodle.c
+++ b/arch/arm/mach-pxa/poodle.c
@@ -20,6 +20,9 @@
 #include <linux/fb.h>
 #include <linux/pm.h>
 #include <linux/delay.h>
+#include <linux/gpio.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/ads7846.h>
 
 #include <mach/hardware.h>
 #include <asm/mach-types.h>
@@ -33,7 +36,7 @@
 
 #include <mach/pxa-regs.h>
 #include <mach/pxa2xx-regs.h>
-#include <mach/pxa2xx-gpio.h>
+#include <mach/mfp-pxa25x.h>
 #include <mach/mmc.h>
 #include <mach/udc.h>
 #include <mach/i2c.h>
@@ -42,6 +45,7 @@
 #include <mach/pxafb.h>
 #include <mach/sharpsl.h>
 #include <mach/ssp.h>
+#include <mach/pxa2xx_spi.h>
 
 #include <asm/hardware/scoop.h>
 #include <asm/hardware/locomo.h>
@@ -51,6 +55,88 @@
 #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 */
+        GPIO58_LCD_LDD_0,
+        GPIO59_LCD_LDD_1,
+        GPIO60_LCD_LDD_2,
+        GPIO61_LCD_LDD_3,
+        GPIO62_LCD_LDD_4,
+        GPIO63_LCD_LDD_5,
+        GPIO64_LCD_LDD_6,
+        GPIO65_LCD_LDD_7,
+        GPIO66_LCD_LDD_8,
+        GPIO67_LCD_LDD_9,
+        GPIO68_LCD_LDD_10,
+        GPIO69_LCD_LDD_11,
+        GPIO70_LCD_LDD_12,
+        GPIO71_LCD_LDD_13,
+        GPIO72_LCD_LDD_14,
+        GPIO73_LCD_LDD_15,
+        GPIO74_LCD_FCLK,
+        GPIO75_LCD_LCLK,
+        GPIO76_LCD_PCLK,
+        GPIO77_LCD_BIAS,
+
+        /* 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] = {
                 .start          = 0x10800000,
@@ -62,6 +148,7 @@ 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 = {
@@ -74,27 +161,6 @@ 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,
@@ -107,7 +173,6 @@ 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);
@@ -136,62 +201,55 @@ struct platform_device poodle_locomo_device = {
 
 EXPORT_SYMBOL(poodle_locomo_device);
 
-/*
- * Poodle SSP Device
- */
-
-struct platform_device poodle_ssp_device = {
-        .name           = "corgi-ssp",
-        .id             = -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,
+#if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
+static struct pxa2xx_spi_master poodle_spi_info = {
+        .num_chipselect = 1,
 };
 
-
-/*
- * 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 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 unsigned long poodle_get_hsync_invperiod(void)
+static void ads7846_cs(u32 command)
 {
-        return 0;
+        gpio_set_value(POODLE_GPIO_TP_CS, !(command == PXA2XX_CS_ASSERT));
 }
 
-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 pxa2xx_spi_chip poodle_ads7846_chip = {
+        .cs_control             = ads7846_cs,
 };
 
-static struct platform_device poodle_ts_device = {
-        .name           = "corgi-ts",
-        .dev            = {
-                .platform_data  = &poodle_ts_machinfo,
+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            = gpio_to_irq(POODLE_GPIO_TP_INT),
         },
-        .id             = -1,
-        .num_resources  = ARRAY_SIZE(poodlets_resources),
-        .resource       = poodlets_resources,
 };
 
+static void __init poodle_init_spi(void)
+{
+        int err;
+
+        err = gpio_request(POODLE_GPIO_TP_CS, "ADS7846_CS");
+        if (err)
+                return;
+
+        gpio_direction_output(POODLE_GPIO_TP_CS, 1);
+
+        pxa2xx_set_spi_info(1, &poodle_spi_info);
+        spi_register_board_info(ARRAY_AND_SIZE(poodle_spi_devices));
+}
+#else
+static inline void poodle_init_spi(void) {}
+#endif
 
 /*
  * MMC/SD Device
@@ -205,22 +263,50 @@ static int poodle_mci_init(struct device *dev, irq_handler_t poodle_detect_int,
 {
         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);
+        err = gpio_request(POODLE_GPIO_nSD_DETECT, "nSD_DETECT");
+        if (err)
+                goto err_out;
+
+        err = gpio_request(POODLE_GPIO_nSD_WP, "nSD_WP");
+        if (err)
+                goto err_free_1;
+
+        err = gpio_request(POODLE_GPIO_SD_PWR, "SD_PWR");
+        if (err)
+                goto err_free_2;
+
+        err = gpio_request(POODLE_GPIO_SD_PWR1, "SD_PWR1");
+        if (err)
+                goto err_free_3;
+
+        gpio_direction_input(POODLE_GPIO_nSD_DETECT);
+        gpio_direction_input(POODLE_GPIO_nSD_WP);
+
+        gpio_direction_output(POODLE_GPIO_SD_PWR, 0);
+        gpio_direction_output(POODLE_GPIO_SD_PWR1, 0);
 
         poodle_mci_platform_data.detect_delay = msecs_to_jiffies(250);
 
         err = request_irq(POODLE_IRQ_GPIO_nSD_DETECT, poodle_detect_int,
                           IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
                           "MMC card detect", data);
-        if (err)
-                printk(KERN_ERR "poodle_mci_init: MMC/SD: can't request MMC card detect IRQ\n");
+        if (err) {
+                pr_err("%s: MMC/SD: can't request MMC card detect IRQ\n",
+                                __func__);
+                goto err_free_4;
+        }
+
+        return 0;
 
+err_free_4:
+        gpio_free(POODLE_GPIO_SD_PWR1);
+err_free_3:
+        gpio_free(POODLE_GPIO_SD_PWR);
+err_free_2:
+        gpio_free(POODLE_GPIO_nSD_WP);
+err_free_1:
+        gpio_free(POODLE_GPIO_nSD_DETECT);
+err_out:
         return err;
 }
 
@@ -228,18 +314,19 @@ static void 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 !!gpio_get_value(POODLE_GPIO_nSD_WP);
         return GPLR(POODLE_GPIO_nSD_WP) & GPIO_bit(POODLE_GPIO_nSD_WP);
 }
 
@@ -247,6 +334,10 @@ static int poodle_mci_get_ro(struct device *dev)
 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);
+        gpio_free(POODLE_GPIO_nSD_WP);
+        gpio_free(POODLE_GPIO_nSD_DETECT);
 }
 
 static struct pxamci_platform_data poodle_mci_platform_data = {
@@ -263,38 +354,41 @@ static struct pxamci_platform_data poodle_mci_platform_data = {
  */
 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);
-        }
+        gpio_set_value(POODLE_GPIO_IR_ON, mode & IR_OFF);
         pxa2xx_transceiver_mode(dev, mode);
 }
 
+static int poodle_irda_startup(struct device *dev)
+{
+        int err;
+
+        err = gpio_request(POODLE_GPIO_IR_ON, "IR_ON");
+        if (err)
+                return err;
+
+        gpio_direction_output(POODLE_GPIO_IR_ON, 1);
+        return 0;
+}
+
+static void poodle_irda_shutdown(struct device *dev)
+{
+        gpio_free(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,
+        .transceiver_cap        = IR_SIRMODE | IR_OFF,
+        .transceiver_mode       = poodle_irda_transceiver_mode,
+        .startup                = poodle_irda_startup,
+        .shutdown               = poodle_irda_shutdown,
 };
 
 
 /*
  * 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,
 };
 
 
@@ -316,15 +410,12 @@ 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 platform_device *devices[] __initdata = {
         &poodle_locomo_device,
         &poodle_scoop_device,
-        &poodle_ssp_device,
-        &poodle_ts_device,
 };
 
 static void poodle_poweroff(void)
@@ -344,59 +435,23 @@ static void __init poodle_init(void)
         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;
+        pxa2xx_mfp_config(ARRAY_AND_SIZE(poodle_pin_config));
+
+        platform_scoop_config = &poodle_pcmcia_config;
+
+        ret = platform_add_devices(devices, ARRAY_SIZE(devices));
+        if (ret)
+                pr_warning("poodle: Unable to register LoCoMo device\n");
 
         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);
         pxa_set_i2c_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);
+        poodle_init_spi();
 }
 
 static void __init fixup_poodle(struct machine_desc *desc,