#include <linux/platform_device.h>
#include <linux/mfd/mc13783.h>
#include <linux/spi/spi.h>
+#include <linux/spi/l4f00242t03.h>
#include <linux/regulator/machine.h>
#include <linux/usb/otg.h>
#include <linux/usb/ulpi.h>
+#include <linux/memblock.h>
+
+#include <media/soc_camera.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
#include <mach/iomux-mx3.h>
#include <mach/3ds_debugboard.h>
#include <mach/ulpi.h>
+#include <mach/mmc.h>
+#include <mach/ipu.h>
+#include <mach/mx3fb.h>
+#include <mach/mx3_camera.h>
#include "devices-imx31.h"
#include "devices.h"
/* CPLD IRQ line for external uart, external ethernet etc */
#define EXPIO_PARENT_INT IOMUX_TO_IRQ(MX31_PIN_GPIO1_1)
-/*
- * This file contains the board-specific initialization routines.
- */
-
static int mx31_3ds_pins[] = {
/* UART1 */
MX31_PIN_CTS1__CTS1,
MX31_PIN_TXD1__TXD1,
MX31_PIN_RXD1__RXD1,
IOMUX_MODE(MX31_PIN_GPIO1_1, IOMUX_CONFIG_GPIO),
+ /*SPI0*/
+ MX31_PIN_CSPI1_SCLK__SCLK,
+ MX31_PIN_CSPI1_MOSI__MOSI,
+ MX31_PIN_CSPI1_MISO__MISO,
+ MX31_PIN_CSPI1_SPI_RDY__SPI_RDY,
+ MX31_PIN_CSPI1_SS2__SS2, /* CS for LCD */
/* SPI 1 */
MX31_PIN_CSPI2_SCLK__SCLK,
MX31_PIN_CSPI2_MOSI__MOSI,
IOMUX_MODE(MX31_PIN_PC_RW_B, IOMUX_CONFIG_ALT1),
/* USB Host2 reset */
IOMUX_MODE(MX31_PIN_USB_BYP, IOMUX_CONFIG_GPIO),
+ /* I2C1 */
+ MX31_PIN_I2C_CLK__I2C1_SCL,
+ MX31_PIN_I2C_DAT__I2C1_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,
+ MX31_PIN_GPIO3_1__GPIO3_1, /* Card detect */
+ MX31_PIN_GPIO3_0__GPIO3_0, /* OE */
+ /* 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_CONTRAST__CONTRAST,
+ /* CSI */
+ MX31_PIN_CSI_D6__CSI_D6,
+ MX31_PIN_CSI_D7__CSI_D7,
+ MX31_PIN_CSI_D8__CSI_D8,
+ MX31_PIN_CSI_D9__CSI_D9,
+ MX31_PIN_CSI_D10__CSI_D10,
+ MX31_PIN_CSI_D11__CSI_D11,
+ MX31_PIN_CSI_D12__CSI_D12,
+ MX31_PIN_CSI_D13__CSI_D13,
+ MX31_PIN_CSI_D14__CSI_D14,
+ MX31_PIN_CSI_D15__CSI_D15,
+ MX31_PIN_CSI_HSYNC__CSI_HSYNC,
+ MX31_PIN_CSI_MCLK__CSI_MCLK,
+ MX31_PIN_CSI_PIXCLK__CSI_PIXCLK,
+ MX31_PIN_CSI_VSYNC__CSI_VSYNC,
+ MX31_PIN_CSI_D5__GPIO3_5, /* CMOS PWDN */
+ IOMUX_MODE(MX31_PIN_RI_DTE1, IOMUX_CONFIG_GPIO), /* CMOS reset */
+};
+
+/*
+ * Camera support
+ */
+static phys_addr_t mx3_camera_base __initdata;
+#define MX31_3DS_CAMERA_BUF_SIZE SZ_8M
+
+#define MX31_3DS_GPIO_CAMERA_PW IOMUX_TO_GPIO(MX31_PIN_CSI_D5)
+#define MX31_3DS_GPIO_CAMERA_RST IOMUX_TO_GPIO(MX31_PIN_RI_DTE1)
+
+static struct gpio mx31_3ds_camera_gpios[] = {
+ { MX31_3DS_GPIO_CAMERA_PW, GPIOF_OUT_INIT_HIGH, "camera-power" },
+ { MX31_3DS_GPIO_CAMERA_RST, GPIOF_OUT_INIT_HIGH, "camera-reset" },
+};
+
+static int __init mx31_3ds_camera_alloc_dma(void)
+{
+ int dma;
+
+ if (!mx3_camera_base)
+ return -ENOMEM;
+
+ dma = dma_declare_coherent_memory(&mx3_camera.dev,
+ mx3_camera_base, mx3_camera_base,
+ MX31_3DS_CAMERA_BUF_SIZE,
+ DMA_MEMORY_MAP | DMA_MEMORY_EXCLUSIVE);
+
+ if (!(dma & DMA_MEMORY_MAP))
+ return -ENOMEM;
+
+ return 0;
+}
+
+static int mx31_3ds_camera_power(struct device *dev, int on)
+{
+ /* enable or disable the camera */
+ pr_debug("%s: %s the camera\n", __func__, on ? "ENABLE" : "DISABLE");
+ gpio_set_value(MX31_3DS_GPIO_CAMERA_PW, on ? 0 : 1);
+
+ if (!on)
+ goto out;
+
+ /* If enabled, give a reset impulse */
+ gpio_set_value(MX31_3DS_GPIO_CAMERA_RST, 0);
+ msleep(20);
+ gpio_set_value(MX31_3DS_GPIO_CAMERA_RST, 1);
+ msleep(100);
+
+out:
+ return 0;
+}
+
+static struct i2c_board_info mx31_3ds_i2c_camera = {
+ I2C_BOARD_INFO("ov2640", 0x30),
+};
+
+static struct regulator_bulk_data mx31_3ds_camera_regs[] = {
+ { .supply = "cmos_vcore" },
+ { .supply = "cmos_2v8" },
+};
+
+static struct soc_camera_link iclink_ov2640 = {
+ .bus_id = 0,
+ .board_info = &mx31_3ds_i2c_camera,
+ .i2c_adapter_id = 0,
+ .power = mx31_3ds_camera_power,
+ .regulators = mx31_3ds_camera_regs,
+ .num_regulators = ARRAY_SIZE(mx31_3ds_camera_regs),
+};
+
+static struct platform_device mx31_3ds_ov2640 = {
+ .name = "soc-camera-pdrv",
+ .id = 0,
+ .dev = {
+ .platform_data = &iclink_ov2640,
+ },
+};
+
+struct mx3_camera_pdata mx31_3ds_camera_pdata = {
+ .dma_dev = &mx3_ipu.dev,
+ .flags = MX3_CAMERA_DATAWIDTH_10,
+ .mclk_10khz = 2600,
+};
+
+/*
+ * FB support
+ */
+static const struct fb_videomode fb_modedb[] = {
+ { /* 480x640 @ 60 Hz */
+ .name = "Epson-VGA",
+ .refresh = 60,
+ .xres = 480,
+ .yres = 640,
+ .pixclock = 41701,
+ .left_margin = 20,
+ .right_margin = 41,
+ .upper_margin = 10,
+ .lower_margin = 5,
+ .hsync_len = 20,
+ .vsync_len = 10,
+ .sync = FB_SYNC_OE_ACT_HIGH | FB_SYNC_CLK_INVERT,
+ .vmode = FB_VMODE_NONINTERLACED,
+ .flag = 0,
+ },
+};
+
+static struct ipu_platform_data mx3_ipu_data = {
+ .irq_base = MXC_IPU_IRQ_START,
+};
+
+static struct mx3fb_platform_data mx3fb_pdata = {
+ .dma_dev = &mx3_ipu.dev,
+ .name = "Epson-VGA",
+ .mode = fb_modedb,
+ .num_modes = ARRAY_SIZE(fb_modedb),
+};
+
+/* LCD */
+static struct l4f00242t03_pdata mx31_3ds_l4f00242t03_pdata = {
+ .reset_gpio = IOMUX_TO_GPIO(MX31_PIN_LCS1),
+ .data_enable_gpio = IOMUX_TO_GPIO(MX31_PIN_SER_RS),
+ .core_supply = "lcd_2v8",
+ .io_supply = "vdd_lcdio",
+};
+
+/*
+ * Support for SD card slot in personality board
+ */
+#define MX31_3DS_GPIO_SDHC1_CD IOMUX_TO_GPIO(MX31_PIN_GPIO3_1)
+#define MX31_3DS_GPIO_SDHC1_BE IOMUX_TO_GPIO(MX31_PIN_GPIO3_0)
+
+static struct gpio mx31_3ds_sdhc1_gpios[] = {
+ { MX31_3DS_GPIO_SDHC1_CD, GPIOF_IN, "sdhc1-card-detect" },
+ { MX31_3DS_GPIO_SDHC1_BE, GPIOF_OUT_INIT_LOW, "sdhc1-bus-en" },
+};
+
+static int mx31_3ds_sdhc1_init(struct device *dev,
+ irq_handler_t detect_irq,
+ void *data)
+{
+ int ret;
+
+ ret = gpio_request_array(mx31_3ds_sdhc1_gpios,
+ ARRAY_SIZE(mx31_3ds_sdhc1_gpios));
+ if (ret) {
+ pr_warning("Unable to request the SD/MMC GPIOs.\n");
+ return ret;
+ }
+
+ ret = request_irq(IOMUX_TO_IRQ(MX31_PIN_GPIO3_1),
+ detect_irq, IRQF_DISABLED |
+ IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING,
+ "sdhc1-detect", data);
+ if (ret) {
+ pr_warning("Unable to request the SD/MMC card-detect IRQ.\n");
+ goto gpio_free;
+ }
+
+ return 0;
+
+gpio_free:
+ gpio_free_array(mx31_3ds_sdhc1_gpios,
+ ARRAY_SIZE(mx31_3ds_sdhc1_gpios));
+ return ret;
+}
+
+static void mx31_3ds_sdhc1_exit(struct device *dev, void *data)
+{
+ free_irq(IOMUX_TO_IRQ(MX31_PIN_GPIO3_1), data);
+ gpio_free_array(mx31_3ds_sdhc1_gpios,
+ ARRAY_SIZE(mx31_3ds_sdhc1_gpios));
+}
+
+static void mx31_3ds_sdhc1_setpower(struct device *dev, unsigned int vdd)
+{
+ /*
+ * While the voltage stuff is done by the driver, activate the
+ * Buffer Enable Pin only if there is a card in slot to fix the card
+ * voltage issue caused by bi-directional chip TXB0108 on 3Stack.
+ * Done here because at this stage we have for sure a debounced value
+ * of the presence of the card, showed by the value of vdd.
+ * 7 == ilog2(MMC_VDD_165_195)
+ */
+ if (vdd > 7)
+ gpio_set_value(MX31_3DS_GPIO_SDHC1_BE, 1);
+ else
+ gpio_set_value(MX31_3DS_GPIO_SDHC1_BE, 0);
+}
+
+static struct imxmmc_platform_data sdhc1_pdata = {
+ .init = mx31_3ds_sdhc1_init,
+ .exit = mx31_3ds_sdhc1_exit,
+ .setpower = mx31_3ds_sdhc1_setpower,
};
/*
}
};
-static struct mc13783_regulator_init_data mx31_3ds_regulators[] = {
+static struct regulator_consumer_supply vmmc2_consumers[] = {
+ REGULATOR_SUPPLY("vmmc", "mxc-mmc.0"),
+};
+
+static struct regulator_init_data vmmc2_init = {
+ .constraints = {
+ .min_uV = 3000000,
+ .max_uV = 3000000,
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
+ REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = ARRAY_SIZE(vmmc2_consumers),
+ .consumer_supplies = vmmc2_consumers,
+};
+
+static struct regulator_consumer_supply vmmc1_consumers[] = {
+ REGULATOR_SUPPLY("lcd_2v8", NULL),
+ REGULATOR_SUPPLY("cmos_2v8", "soc-camera-pdrv.0"),
+};
+
+static struct regulator_init_data vmmc1_init = {
+ .constraints = {
+ .min_uV = 2800000,
+ .max_uV = 2800000,
+ .apply_uV = 1,
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
+ REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = ARRAY_SIZE(vmmc1_consumers),
+ .consumer_supplies = vmmc1_consumers,
+};
+
+static struct regulator_consumer_supply vgen_consumers[] = {
+ REGULATOR_SUPPLY("vdd_lcdio", NULL),
+};
+
+static struct regulator_init_data vgen_init = {
+ .constraints = {
+ .min_uV = 1800000,
+ .max_uV = 1800000,
+ .apply_uV = 1,
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
+ REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = ARRAY_SIZE(vgen_consumers),
+ .consumer_supplies = vgen_consumers,
+};
+
+static struct regulator_consumer_supply vvib_consumers[] = {
+ REGULATOR_SUPPLY("cmos_vcore", "soc-camera-pdrv.0"),
+};
+
+static struct regulator_init_data vvib_init = {
+ .constraints = {
+ .min_uV = 1300000,
+ .max_uV = 1300000,
+ .apply_uV = 1,
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
+ REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = ARRAY_SIZE(vvib_consumers),
+ .consumer_supplies = vvib_consumers,
+};
+
+static struct mc13xxx_regulator_init_data mx31_3ds_regulators[] = {
{
.id = MC13783_REG_PWGT1SPI, /* Power Gate for ARM core. */
.init_data = &pwgtx_init,
}, {
.id = MC13783_REG_GPO3, /* Turn on 3.3V */
.init_data = &gpo_init,
+ }, {
+ .id = MC13783_REG_VMMC2, /* Power MMC/SD, WiFi/Bluetooth. */
+ .init_data = &vmmc2_init,
+ }, {
+ .id = MC13783_REG_VMMC1, /* Power LCD, CMOS, FM, GPS, Accel. */
+ .init_data = &vmmc1_init,
+ }, {
+ .id = MC13783_REG_VGEN, /* Power LCD */
+ .init_data = &vgen_init,
+ }, {
+ .id = MC13783_REG_VVIB, /* Power CMOS */
+ .init_data = &vvib_init,
},
};
/* MC13783 */
-static struct mc13783_platform_data mc13783_pdata __initdata = {
+static struct mc13xxx_platform_data mc13783_pdata __initdata = {
.regulators = mx31_3ds_regulators,
.num_regulators = ARRAY_SIZE(mx31_3ds_regulators),
- .flags = MC13783_USE_REGULATOR | MC13783_USE_TOUCHSCREEN,
+ .flags = MC13XXX_USE_REGULATOR | MC13XXX_USE_TOUCHSCREEN
};
/* SPI */
+static int spi0_internal_chipselect[] = {
+ MXC_SPI_CS(2),
+};
+
+static const struct spi_imx_master spi0_pdata __initconst = {
+ .chipselect = spi0_internal_chipselect,
+ .num_chipselect = ARRAY_SIZE(spi0_internal_chipselect),
+};
+
static int spi1_internal_chipselect[] = {
MXC_SPI_CS(0),
MXC_SPI_CS(2),
.platform_data = &mc13783_pdata,
.irq = IOMUX_TO_IRQ(MX31_PIN_GPIO1_3),
.mode = SPI_CS_HIGH,
+ }, {
+ .modalias = "l4f00242t03",
+ .max_speed_hz = 5000000,
+ .bus_num = 0,
+ .chip_select = 0, /* SS2 */
+ .platform_data = &mx31_3ds_l4f00242t03_pdata,
},
};
return err;
}
+static int mx31_3ds_otg_init(struct platform_device *pdev)
+{
+ return mx31_initialize_usb_hw(pdev->id, MXC_EHCI_POWER_PINS_ENABLED);
+}
+
static int mx31_3ds_host2_init(struct platform_device *pdev)
{
int err;
mdelay(1);
gpio_set_value(USBH2_RST_B, 1);
- return 0;
+
+ mdelay(10);
+
+ return mx31_initialize_usb_hw(pdev->id, MXC_EHCI_POWER_PINS_ENABLED);
usbotg_free_reset:
gpio_free(USBH2_RST_B);
return err;
}
-#if defined(CONFIG_USB_ULPI)
static struct mxc_usbh_platform_data otg_pdata __initdata = {
+ .init = mx31_3ds_otg_init,
.portsc = MXC_EHCI_MODE_ULPI,
- .flags = MXC_EHCI_POWER_PINS_ENABLED,
};
static struct mxc_usbh_platform_data usbh2_pdata __initdata = {
.init = mx31_3ds_host2_init,
.portsc = MXC_EHCI_MODE_ULPI,
- .flags = MXC_EHCI_POWER_PINS_ENABLED,
};
-#endif
static const struct fsl_usb2_platform_data usbotg_pdata __initconst = {
.operating_mode = FSL_USB2_DR_DEVICE,
.flags = IMXUART_HAVE_RTSCTS,
};
-/*
- * Set up static virtual mappings.
- */
-static void __init mx31_3ds_map_io(void)
-{
- mx31_map_io();
-}
+static const struct imxi2c_platform_data mx31_3ds_i2c0_data __initconst = {
+ .bitrate = 100000,
+};
-/*!
- * Board specific initialization.
- */
-static void __init mxc_board_init(void)
+static struct platform_device *devices[] __initdata = {
+ &mx31_3ds_ov2640,
+};
+
+static void __init mx31_3ds_init(void)
{
+ int ret;
+
mxc_iomux_setup_multiple_pins(mx31_3ds_pins, ARRAY_SIZE(mx31_3ds_pins),
"mx31_3ds");
spi_register_board_info(mx31_3ds_spi_devs,
ARRAY_SIZE(mx31_3ds_spi_devs));
+ platform_add_devices(devices, ARRAY_SIZE(devices));
+
imx31_add_imx_keypad(&mx31_3ds_keymap_data);
mx31_3ds_usbotg_init();
-#if defined(CONFIG_USB_ULPI)
if (otg_mode_host) {
- otg_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops,
- ULPI_OTG_DRVVBUS | ULPI_OTG_DRVVBUS_EXT);
-
- imx31_add_mxc_ehci_otg(&otg_pdata);
+ otg_pdata.otg = imx_otg_ulpi_create(ULPI_OTG_DRVVBUS |
+ ULPI_OTG_DRVVBUS_EXT);
+ if (otg_pdata.otg)
+ imx31_add_mxc_ehci_otg(&otg_pdata);
}
- usbh2_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops,
- ULPI_OTG_DRVVBUS | ULPI_OTG_DRVVBUS_EXT);
- imx31_add_mxc_ehci_hs(2, &usbh2_pdata);
-#endif
+ usbh2_pdata.otg = imx_otg_ulpi_create(ULPI_OTG_DRVVBUS |
+ ULPI_OTG_DRVVBUS_EXT);
+ if (usbh2_pdata.otg)
+ imx31_add_mxc_ehci_hs(2, &usbh2_pdata);
+
if (!otg_mode_host)
imx31_add_fsl_usb2_udc(&usbotg_pdata);
printk(KERN_WARNING "Init of the debug board failed, all "
"devices on the debug board are unusable.\n");
imx31_add_imx2_wdt(NULL);
+ imx31_add_imx_i2c0(&mx31_3ds_i2c0_data);
+ imx31_add_mxc_mmc(0, &sdhc1_pdata);
+
+ imx31_add_spi_imx0(&spi0_pdata);
+ mxc_register_device(&mx3_ipu, &mx3_ipu_data);
+ mxc_register_device(&mx3_fb, &mx3fb_pdata);
+
+ /* CSI */
+ /* Camera power: default - off */
+ ret = gpio_request_array(mx31_3ds_camera_gpios,
+ ARRAY_SIZE(mx31_3ds_camera_gpios));
+ if (ret) {
+ pr_err("Failed to request camera gpios");
+ iclink_ov2640.power = NULL;
+ }
+
+ if (!mx31_3ds_camera_alloc_dma())
+ mxc_register_device(&mx3_camera, &mx31_3ds_camera_pdata);
+ else
+ pr_err("Failed to allocate dma memory for camera");
}
static void __init mx31_3ds_timer_init(void)
.init = mx31_3ds_timer_init,
};
-/*
- * The following uses standard kernel macros defined in arch.h in order to
- * initialize __mach_desc_MX31_3DS data structure.
- */
+static void __init mx31_3ds_reserve(void)
+{
+ /* reserve MX31_3DS_CAMERA_BUF_SIZE bytes for mx3-camera */
+ mx3_camera_base = memblock_alloc(MX31_3DS_CAMERA_BUF_SIZE,
+ MX31_3DS_CAMERA_BUF_SIZE);
+ memblock_free(mx3_camera_base, MX31_3DS_CAMERA_BUF_SIZE);
+ memblock_remove(mx3_camera_base, MX31_3DS_CAMERA_BUF_SIZE);
+}
+
MACHINE_START(MX31_3DS, "Freescale MX31PDK (3DS)")
/* Maintainer: Freescale Semiconductor, Inc. */
- .boot_params = MX3x_PHYS_OFFSET + 0x100,
- .map_io = mx31_3ds_map_io,
- .init_irq = mx31_init_irq,
- .init_machine = mxc_board_init,
- .timer = &mx31_3ds_timer,
+ .boot_params = MX3x_PHYS_OFFSET + 0x100,
+ .map_io = mx31_map_io,
+ .init_early = imx31_init_early,
+ .init_irq = mx31_init_irq,
+ .timer = &mx31_3ds_timer,
+ .init_machine = mx31_3ds_init,
+ .reserve = mx31_3ds_reserve,
MACHINE_END
git.openpandora.org / pandora-kernel.git / blobdiff