]> git.karo-electronics.de Git - mv-sheeva.git/blobdiff - arch/arm/mach-mx3/pcm037.c
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6
[mv-sheeva.git] / arch / arm / mach-mx3 / pcm037.c
index b5227d837b2fc87012b0aa6536df4910ef3d2c6f..c6f61a1f06c8a2477bbc74e5111433abadbb0c6f 100644 (file)
 #include <linux/interrupt.h>
 #include <linux/i2c.h>
 #include <linux/i2c/at24.h>
+#include <linux/delay.h>
+#include <linux/spi/spi.h>
+#include <linux/irq.h>
+#include <linux/fsl_devices.h>
 
 #include <mach/hardware.h>
 #include <asm/mach-types.h>
@@ -37,7 +41,9 @@
 #include <mach/common.h>
 #include <mach/imx-uart.h>
 #include <mach/iomux-mx3.h>
+#include <mach/ipu.h>
 #include <mach/board-pcm037.h>
+#include <mach/mx3fb.h>
 #include <mach/mxc_nand.h>
 #include <mach/mmc.h>
 #ifdef CONFIG_I2C_IMX
 
 #include "devices.h"
 
+static unsigned int pcm037_pins[] = {
+       /* I2C */
+       MX31_PIN_CSPI2_MOSI__SCL,
+       MX31_PIN_CSPI2_MISO__SDA,
+       /* SDHC1 */
+       MX31_PIN_SD1_DATA3__SD1_DATA3,
+       MX31_PIN_SD1_DATA2__SD1_DATA2,
+       MX31_PIN_SD1_DATA1__SD1_DATA1,
+       MX31_PIN_SD1_DATA0__SD1_DATA0,
+       MX31_PIN_SD1_CLK__SD1_CLK,
+       MX31_PIN_SD1_CMD__SD1_CMD,
+       IOMUX_MODE(MX31_PIN_SCK6, IOMUX_CONFIG_GPIO), /* card detect */
+       IOMUX_MODE(MX31_PIN_SFS6, IOMUX_CONFIG_GPIO), /* write protect */
+       /* SPI1 */
+       MX31_PIN_CSPI1_MOSI__MOSI,
+       MX31_PIN_CSPI1_MISO__MISO,
+       MX31_PIN_CSPI1_SCLK__SCLK,
+       MX31_PIN_CSPI1_SPI_RDY__SPI_RDY,
+       MX31_PIN_CSPI1_SS0__SS0,
+       MX31_PIN_CSPI1_SS1__SS1,
+       MX31_PIN_CSPI1_SS2__SS2,
+       /* UART1 */
+       MX31_PIN_CTS1__CTS1,
+       MX31_PIN_RTS1__RTS1,
+       MX31_PIN_TXD1__TXD1,
+       MX31_PIN_RXD1__RXD1,
+       /* UART2 */
+       MX31_PIN_TXD2__TXD2,
+       MX31_PIN_RXD2__RXD2,
+       MX31_PIN_CTS2__CTS2,
+       MX31_PIN_RTS2__RTS2,
+       /* UART3 */
+       MX31_PIN_CSPI3_MOSI__RXD3,
+       MX31_PIN_CSPI3_MISO__TXD3,
+       MX31_PIN_CSPI3_SCLK__RTS3,
+       MX31_PIN_CSPI3_SPI_RDY__CTS3,
+       /* LAN9217 irq pin */
+       IOMUX_MODE(MX31_PIN_GPIO3_1, IOMUX_CONFIG_GPIO),
+       /* Onewire */
+       MX31_PIN_BATT_LINE__OWIRE,
+       /* Framebuffer */
+       MX31_PIN_LD0__LD0,
+       MX31_PIN_LD1__LD1,
+       MX31_PIN_LD2__LD2,
+       MX31_PIN_LD3__LD3,
+       MX31_PIN_LD4__LD4,
+       MX31_PIN_LD5__LD5,
+       MX31_PIN_LD6__LD6,
+       MX31_PIN_LD7__LD7,
+       MX31_PIN_LD8__LD8,
+       MX31_PIN_LD9__LD9,
+       MX31_PIN_LD10__LD10,
+       MX31_PIN_LD11__LD11,
+       MX31_PIN_LD12__LD12,
+       MX31_PIN_LD13__LD13,
+       MX31_PIN_LD14__LD14,
+       MX31_PIN_LD15__LD15,
+       MX31_PIN_LD16__LD16,
+       MX31_PIN_LD17__LD17,
+       MX31_PIN_VSYNC3__VSYNC3,
+       MX31_PIN_HSYNC__HSYNC,
+       MX31_PIN_FPSHIFT__FPSHIFT,
+       MX31_PIN_DRDY0__DRDY0,
+       MX31_PIN_D3_REV__D3_REV,
+       MX31_PIN_CONTRAST__CONTRAST,
+       MX31_PIN_D3_SPL__D3_SPL,
+       MX31_PIN_D3_CLS__D3_CLS,
+       MX31_PIN_LCS0__GPI03_23,
+};
+
 static struct physmap_flash_data pcm037_flash_data = {
        .width  = 2,
 };
@@ -56,6 +132,54 @@ static struct resource pcm037_flash_resource = {
        .flags  = IORESOURCE_MEM,
 };
 
+static int usbotg_pins[] = {
+       MX31_PIN_USBOTG_DATA0__USBOTG_DATA0,
+       MX31_PIN_USBOTG_DATA1__USBOTG_DATA1,
+       MX31_PIN_USBOTG_DATA2__USBOTG_DATA2,
+       MX31_PIN_USBOTG_DATA3__USBOTG_DATA3,
+       MX31_PIN_USBOTG_DATA4__USBOTG_DATA4,
+       MX31_PIN_USBOTG_DATA5__USBOTG_DATA5,
+       MX31_PIN_USBOTG_DATA6__USBOTG_DATA6,
+       MX31_PIN_USBOTG_DATA7__USBOTG_DATA7,
+       MX31_PIN_USBOTG_CLK__USBOTG_CLK,
+       MX31_PIN_USBOTG_DIR__USBOTG_DIR,
+       MX31_PIN_USBOTG_NXT__USBOTG_NXT,
+       MX31_PIN_USBOTG_STP__USBOTG_STP,
+};
+
+/* USB OTG HS port */
+static int __init gpio_usbotg_hs_activate(void)
+{
+       int ret = mxc_iomux_setup_multiple_pins(usbotg_pins,
+                                       ARRAY_SIZE(usbotg_pins), "usbotg");
+
+       if (ret < 0) {
+               printk(KERN_ERR "Cannot set up OTG pins\n");
+               return ret;
+       }
+
+       mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA0, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
+       mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA1, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
+       mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA2, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
+       mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA3, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
+       mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA4, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
+       mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA5, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
+       mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA6, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
+       mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA7, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
+       mxc_iomux_set_pad(MX31_PIN_USBOTG_CLK,   PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
+       mxc_iomux_set_pad(MX31_PIN_USBOTG_DIR,   PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
+       mxc_iomux_set_pad(MX31_PIN_USBOTG_NXT,   PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
+       mxc_iomux_set_pad(MX31_PIN_USBOTG_STP,   PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST);
+
+       return 0;
+}
+
+/* OTG config */
+static struct fsl_usb2_platform_data usb_pdata = {
+       .operating_mode = FSL_USB2_DR_DEVICE,
+       .phy_mode       = FSL_USB2_PHY_ULPI,
+};
+
 static struct platform_device pcm037_flash = {
        .name   = "physmap-flash",
        .id     = 0,
@@ -127,26 +251,8 @@ static struct mxc_nand_platform_data pcm037_nand_board_info = {
 };
 
 #ifdef CONFIG_I2C_IMX
-static int i2c_1_pins[] = {
-       MX31_PIN_CSPI2_MOSI__SCL,
-       MX31_PIN_CSPI2_MISO__SDA,
-};
-
-static int pcm037_i2c_1_init(struct device *dev)
-{
-       return mxc_iomux_setup_multiple_pins(i2c_1_pins, ARRAY_SIZE(i2c_1_pins),
-                       "i2c-1");
-}
-
-static void pcm037_i2c_1_exit(struct device *dev)
-{
-       mxc_iomux_release_multiple_pins(i2c_1_pins, ARRAY_SIZE(i2c_1_pins));
-}
-
 static struct imxi2c_platform_data pcm037_i2c_1_data = {
        .bitrate = 100000,
-       .init = pcm037_i2c_1_init,
-       .exit = pcm037_i2c_1_exit,
 };
 
 static struct at24_platform_data board_eeprom = {
@@ -166,48 +272,119 @@ static struct i2c_board_info pcm037_i2c_devices[] = {
 };
 #endif
 
-static int sdhc1_pins[] = {
-       MX31_PIN_SD1_DATA3__SD1_DATA3,
-       MX31_PIN_SD1_DATA2__SD1_DATA2,
-       MX31_PIN_SD1_DATA1__SD1_DATA1,
-       MX31_PIN_SD1_DATA0__SD1_DATA0,
-       MX31_PIN_SD1_CLK__SD1_CLK,
-       MX31_PIN_SD1_CMD__SD1_CMD,
-};
+/* Not connected by default */
+#ifdef PCM970_SDHC_RW_SWITCH
+static int pcm970_sdhc1_get_ro(struct device *dev)
+{
+       return gpio_get_value(IOMUX_TO_GPIO(MX31_PIN_SFS6));
+}
+#endif
+
+#define SDHC1_GPIO_WP  IOMUX_TO_GPIO(MX31_PIN_SFS6)
+#define SDHC1_GPIO_DET IOMUX_TO_GPIO(MX31_PIN_SCK6)
 
-static int pcm970_sdhc1_init(struct device *dev, irq_handler_t h, void *data)
+static int pcm970_sdhc1_init(struct device *dev, irq_handler_t detect_irq,
+               void *data)
 {
-       return mxc_iomux_setup_multiple_pins(sdhc1_pins, ARRAY_SIZE(sdhc1_pins),
-                               "sdhc-1");
+       int ret;
+
+       ret = gpio_request(SDHC1_GPIO_DET, "sdhc-detect");
+       if (ret)
+               return ret;
+
+       gpio_direction_input(SDHC1_GPIO_DET);
+
+#ifdef PCM970_SDHC_RW_SWITCH
+       ret = gpio_request(SDHC1_GPIO_WP, "sdhc-wp");
+       if (ret)
+               goto err_gpio_free;
+       gpio_direction_input(SDHC1_GPIO_WP);
+#endif
+
+       ret = request_irq(IOMUX_TO_IRQ(MX31_PIN_SCK6), detect_irq,
+                       IRQF_DISABLED | IRQF_TRIGGER_FALLING,
+                               "sdhc-detect", data);
+       if (ret)
+               goto err_gpio_free_2;
+
+       return 0;
+
+err_gpio_free_2:
+#ifdef PCM970_SDHC_RW_SWITCH
+       gpio_free(SDHC1_GPIO_WP);
+err_gpio_free:
+#endif
+       gpio_free(SDHC1_GPIO_DET);
+
+       return ret;
 }
 
 static void pcm970_sdhc1_exit(struct device *dev, void *data)
 {
-       mxc_iomux_release_multiple_pins(sdhc1_pins, ARRAY_SIZE(sdhc1_pins));
+       free_irq(IOMUX_TO_IRQ(MX31_PIN_SCK6), data);
+       gpio_free(SDHC1_GPIO_DET);
+       gpio_free(SDHC1_GPIO_WP);
 }
 
-/* No card and rw detection at the moment */
 static struct imxmmc_platform_data sdhc_pdata = {
+#ifdef PCM970_SDHC_RW_SWITCH
+       .get_ro = pcm970_sdhc1_get_ro,
+#endif
        .init = pcm970_sdhc1_init,
        .exit = pcm970_sdhc1_exit,
 };
 
 static struct platform_device *devices[] __initdata = {
        &pcm037_flash,
-       &pcm037_eth,
        &pcm037_sram_device,
 };
 
-static int uart0_pins[] = {
-       MX31_PIN_CTS1__CTS1,
-       MX31_PIN_RTS1__RTS1,
-       MX31_PIN_TXD1__TXD1,
-       MX31_PIN_RXD1__RXD1
+static struct ipu_platform_data mx3_ipu_data = {
+       .irq_base = MXC_IPU_IRQ_START,
 };
 
-static int uart2_pins[] = {
-       MX31_PIN_CSPI3_MOSI__RXD3,
-       MX31_PIN_CSPI3_MISO__TXD3
+static const struct fb_videomode fb_modedb[] = {
+       {
+               /* 240x320 @ 60 Hz Sharp */
+               .name           = "Sharp-LQ035Q7DH06-QVGA",
+               .refresh        = 60,
+               .xres           = 240,
+               .yres           = 320,
+               .pixclock       = 185925,
+               .left_margin    = 9,
+               .right_margin   = 16,
+               .upper_margin   = 7,
+               .lower_margin   = 9,
+               .hsync_len      = 1,
+               .vsync_len      = 1,
+               .sync           = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_SHARP_MODE |
+                                 FB_SYNC_CLK_INVERT | FB_SYNC_CLK_IDLE_EN,
+               .vmode          = FB_VMODE_NONINTERLACED,
+               .flag           = 0,
+       }, {
+               /* 240x320 @ 60 Hz */
+               .name           = "TX090",
+               .refresh        = 60,
+               .xres           = 240,
+               .yres           = 320,
+               .pixclock       = 38255,
+               .left_margin    = 144,
+               .right_margin   = 0,
+               .upper_margin   = 7,
+               .lower_margin   = 40,
+               .hsync_len      = 96,
+               .vsync_len      = 1,
+               .sync           = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_OE_ACT_HIGH,
+               .vmode          = FB_VMODE_NONINTERLACED,
+               .flag           = 0,
+       },
+};
+
+static struct mx3fb_platform_data mx3fb_pdata = {
+       .dma_dev        = &mx3_ipu.dev,
+       .name           = "Sharp-LQ035Q7DH06-QVGA",
+       .mode           = fb_modedb,
+       .num_modes      = ARRAY_SIZE(fb_modedb),
 };
 
 /*
@@ -215,21 +392,28 @@ static int uart2_pins[] = {
  */
 static void __init mxc_board_init(void)
 {
+       int ret;
+
+       mxc_iomux_setup_multiple_pins(pcm037_pins, ARRAY_SIZE(pcm037_pins),
+                       "pcm037");
+
        platform_add_devices(devices, ARRAY_SIZE(devices));
 
-       mxc_iomux_setup_multiple_pins(uart0_pins, ARRAY_SIZE(uart0_pins), "uart-0");
        mxc_register_device(&mxc_uart_device0, &uart_pdata);
-
-       mxc_iomux_setup_multiple_pins(uart2_pins, ARRAY_SIZE(uart2_pins), "uart-2");
+       mxc_register_device(&mxc_uart_device1, &uart_pdata);
        mxc_register_device(&mxc_uart_device2, &uart_pdata);
 
-       mxc_iomux_setup_pin(MX31_PIN_BATT_LINE__OWIRE, "batt-0wire");
        mxc_register_device(&mxc_w1_master_device, NULL);
 
        /* LAN9217 IRQ pin */
-       if (!mxc_iomux_setup_pin(IOMUX_MODE(MX31_PIN_GPIO3_1, IOMUX_CONFIG_GPIO),
-                               "pcm037-eth"))
+       ret = gpio_request(IOMUX_TO_GPIO(MX31_PIN_GPIO3_1), "lan9217-irq");
+       if (ret)
+               pr_warning("could not get LAN irq gpio\n");
+       else {
                gpio_direction_input(IOMUX_TO_GPIO(MX31_PIN_GPIO3_1));
+               platform_device_register(&pcm037_eth);
+       }
+
 
 #ifdef CONFIG_I2C_IMX
        i2c_register_board_info(1, pcm037_i2c_devices,
@@ -239,6 +423,10 @@ static void __init mxc_board_init(void)
 #endif
        mxc_register_device(&mxc_nand_device, &pcm037_nand_board_info);
        mxc_register_device(&mxcsdhc_device0, &sdhc_pdata);
+       mxc_register_device(&mx3_ipu, &mx3_ipu_data);
+       mxc_register_device(&mx3_fb, &mx3fb_pdata);
+       if (!gpio_usbotg_hs_activate())
+               mxc_register_device(&mxc_otg_udc_device, &usb_pdata);
 }
 
 static void __init pcm037_timer_init(void)
@@ -255,7 +443,7 @@ MACHINE_START(PCM037, "Phytec Phycore pcm037")
        .phys_io        = AIPS1_BASE_ADDR,
        .io_pg_offst    = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
        .boot_params    = PHYS_OFFSET + 0x100,
-       .map_io         = mxc_map_io,
+       .map_io         = mx31_map_io,
        .init_irq       = mxc_init_irq,
        .init_machine   = mxc_board_init,
        .timer          = &pcm037_timer,