diff options
Diffstat (limited to 'arch/arm/mach-imx/mach-mx35_3ds.c')
| -rw-r--r-- | arch/arm/mach-imx/mach-mx35_3ds.c | 216 |
1 files changed, 216 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/mach-mx35_3ds.c b/arch/arm/mach-imx/mach-mx35_3ds.c index 0af6c9c5b3f..e14291d89e4 100644 --- a/arch/arm/mach-imx/mach-mx35_3ds.c +++ b/arch/arm/mach-imx/mach-mx35_3ds.c @@ -4,6 +4,11 @@ * * Author: Fabio Estevam <fabio.estevam@freescale.com> * + * Copyright (C) 2011 Meprolight, Ltd. + * Alex Gershgorin <alexg@meprolight.com> + * + * Modified from i.MX31 3-Stack Development System + * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or @@ -34,15 +39,102 @@ #include <asm/mach/arch.h> #include <asm/mach/time.h> #include <asm/mach/map.h> +#include <asm/memblock.h> #include <mach/hardware.h> #include <mach/common.h> #include <mach/iomux-mx35.h> #include <mach/irqs.h> #include <mach/3ds_debugboard.h> +#include <video/platform_lcd.h> + +#include <media/soc_camera.h> #include "devices-imx35.h" +#define GPIO_MC9S08DZ60_GPS_ENABLE 0 +#define GPIO_MC9S08DZ60_HDD_ENABLE 4 +#define GPIO_MC9S08DZ60_WIFI_ENABLE 5 +#define GPIO_MC9S08DZ60_LCD_ENABLE 6 +#define GPIO_MC9S08DZ60_SPEAKER_ENABLE 8 + +static const struct fb_videomode fb_modedb[] = { + { + /* 800x480 @ 55 Hz */ + .name = "Ceramate-CLAA070VC01", + .refresh = 55, + .xres = 800, + .yres = 480, + .pixclock = 40000, + .left_margin = 40, + .right_margin = 40, + .upper_margin = 5, + .lower_margin = 5, + .hsync_len = 20, + .vsync_len = 10, + .sync = FB_SYNC_OE_ACT_HIGH, + .vmode = FB_VMODE_NONINTERLACED, + .flag = 0, + }, +}; + +static const struct ipu_platform_data mx3_ipu_data __initconst = { + .irq_base = MXC_IPU_IRQ_START, +}; + +static struct mx3fb_platform_data mx3fb_pdata __initdata = { + .name = "Ceramate-CLAA070VC01", + .mode = fb_modedb, + .num_modes = ARRAY_SIZE(fb_modedb), +}; + +static struct i2c_board_info __initdata i2c_devices_3ds[] = { + { + I2C_BOARD_INFO("mc9s08dz60", 0x69), + }, +}; + +static int lcd_power_gpio = -ENXIO; + +static int mc9s08dz60_gpiochip_match(struct gpio_chip *chip, + void *data) +{ + return !strcmp(chip->label, data); +} + +static void mx35_3ds_lcd_set_power( + struct plat_lcd_data *pd, unsigned int power) +{ + struct gpio_chip *chip; + + if (!gpio_is_valid(lcd_power_gpio)) { + chip = gpiochip_find( + "mc9s08dz60", mc9s08dz60_gpiochip_match); + if (chip) { + lcd_power_gpio = + chip->base + GPIO_MC9S08DZ60_LCD_ENABLE; + if (gpio_request(lcd_power_gpio, "lcd_power") < 0) { + pr_err("error: gpio already requested!\n"); + lcd_power_gpio = -ENXIO; + } + } else { + pr_err("error: didn't find mc9s08dz60 gpio chip\n"); + } + } + + if (gpio_is_valid(lcd_power_gpio)) + gpio_set_value_cansleep(lcd_power_gpio, power); +} + +static struct plat_lcd_data mx35_3ds_lcd_data = { + .set_power = mx35_3ds_lcd_set_power, +}; + +static struct platform_device mx35_3ds_lcd = { + .name = "platform-lcd", + .dev.platform_data = &mx35_3ds_lcd_data, +}; + #define EXPIO_PARENT_INT gpio_to_irq(IMX_GPIO_NR(1, 1)) static const struct imxuart_platform_data uart_pdata __initconst = { @@ -120,6 +212,109 @@ static iomux_v3_cfg_t mx35pdk_pads[] = { /* I2C1 */ MX35_PAD_I2C1_CLK__I2C1_SCL, MX35_PAD_I2C1_DAT__I2C1_SDA, + /* Display */ + MX35_PAD_LD0__IPU_DISPB_DAT_0, + MX35_PAD_LD1__IPU_DISPB_DAT_1, + MX35_PAD_LD2__IPU_DISPB_DAT_2, + MX35_PAD_LD3__IPU_DISPB_DAT_3, + MX35_PAD_LD4__IPU_DISPB_DAT_4, + MX35_PAD_LD5__IPU_DISPB_DAT_5, + MX35_PAD_LD6__IPU_DISPB_DAT_6, + MX35_PAD_LD7__IPU_DISPB_DAT_7, + MX35_PAD_LD8__IPU_DISPB_DAT_8, + MX35_PAD_LD9__IPU_DISPB_DAT_9, + MX35_PAD_LD10__IPU_DISPB_DAT_10, + MX35_PAD_LD11__IPU_DISPB_DAT_11, + MX35_PAD_LD12__IPU_DISPB_DAT_12, + MX35_PAD_LD13__IPU_DISPB_DAT_13, + MX35_PAD_LD14__IPU_DISPB_DAT_14, + MX35_PAD_LD15__IPU_DISPB_DAT_15, + MX35_PAD_LD16__IPU_DISPB_DAT_16, + MX35_PAD_LD17__IPU_DISPB_DAT_17, + MX35_PAD_D3_HSYNC__IPU_DISPB_D3_HSYNC, + MX35_PAD_D3_FPSHIFT__IPU_DISPB_D3_CLK, + MX35_PAD_D3_DRDY__IPU_DISPB_D3_DRDY, + MX35_PAD_CONTRAST__IPU_DISPB_CONTR, + MX35_PAD_D3_VSYNC__IPU_DISPB_D3_VSYNC, + MX35_PAD_D3_REV__IPU_DISPB_D3_REV, + MX35_PAD_D3_CLS__IPU_DISPB_D3_CLS, + /* CSI */ + MX35_PAD_TX1__IPU_CSI_D_6, + MX35_PAD_TX0__IPU_CSI_D_7, + MX35_PAD_CSI_D8__IPU_CSI_D_8, + MX35_PAD_CSI_D9__IPU_CSI_D_9, + MX35_PAD_CSI_D10__IPU_CSI_D_10, + MX35_PAD_CSI_D11__IPU_CSI_D_11, + MX35_PAD_CSI_D12__IPU_CSI_D_12, + MX35_PAD_CSI_D13__IPU_CSI_D_13, + MX35_PAD_CSI_D14__IPU_CSI_D_14, + MX35_PAD_CSI_D15__IPU_CSI_D_15, + MX35_PAD_CSI_HSYNC__IPU_CSI_HSYNC, + MX35_PAD_CSI_MCLK__IPU_CSI_MCLK, + MX35_PAD_CSI_PIXCLK__IPU_CSI_PIXCLK, + MX35_PAD_CSI_VSYNC__IPU_CSI_VSYNC, +}; + +/* + * Camera support +*/ +static phys_addr_t mx3_camera_base __initdata; +#define MX35_3DS_CAMERA_BUF_SIZE SZ_8M + +static const struct mx3_camera_pdata mx35_3ds_camera_pdata __initconst = { + .flags = MX3_CAMERA_DATAWIDTH_8, + .mclk_10khz = 2000, +}; + +static int __init imx35_3ds_init_camera(void) +{ + int dma, ret = -ENOMEM; + struct platform_device *pdev = + imx35_alloc_mx3_camera(&mx35_3ds_camera_pdata); + + if (IS_ERR(pdev)) + return PTR_ERR(pdev); + + if (!mx3_camera_base) + goto err; + + dma = dma_declare_coherent_memory(&pdev->dev, + mx3_camera_base, mx3_camera_base, + MX35_3DS_CAMERA_BUF_SIZE, + DMA_MEMORY_MAP | DMA_MEMORY_EXCLUSIVE); + + if (!(dma & DMA_MEMORY_MAP)) + goto err; + + ret = platform_device_add(pdev); + if (ret) +err: + platform_device_put(pdev); + + return ret; +} + +static const struct ipu_platform_data mx35_3ds_ipu_data __initconst = { + .irq_base = MXC_IPU_IRQ_START, +}; + +static struct i2c_board_info mx35_3ds_i2c_camera = { + I2C_BOARD_INFO("ov2640", 0x30), +}; + +static struct soc_camera_link iclink_ov2640 = { + .bus_id = 0, + .board_info = &mx35_3ds_i2c_camera, + .i2c_adapter_id = 0, + .power = NULL, +}; + +static struct platform_device mx35_3ds_ov2640 = { + .name = "soc-camera-pdrv", + .id = 0, + .dev = { + .platform_data = &iclink_ov2640, + }, }; static int mx35_3ds_otg_init(struct platform_device *pdev) @@ -179,6 +374,8 @@ static const struct imxi2c_platform_data mx35_3ds_i2c0_data __initconst = { */ static void __init mx35_3ds_init(void) { + struct platform_device *imx35_fb_pdev; + imx35_soc_init(); mxc_iomux_v3_setup_multiple_pads(mx35pdk_pads, ARRAY_SIZE(mx35pdk_pads)); @@ -204,6 +401,17 @@ static void __init mx35_3ds_init(void) pr_warn("Init of the debugboard failed, all " "devices on the debugboard are unusable.\n"); imx35_add_imx_i2c0(&mx35_3ds_i2c0_data); + + i2c_register_board_info( + 0, i2c_devices_3ds, ARRAY_SIZE(i2c_devices_3ds)); + + imx35_add_ipu_core(&mx35_3ds_ipu_data); + platform_device_register(&mx35_3ds_ov2640); + imx35_3ds_init_camera(); + + imx35_fb_pdev = imx35_add_mx3_sdc_fb(&mx3fb_pdata); + mx35_3ds_lcd.dev.parent = &imx35_fb_pdev->dev; + platform_device_register(&mx35_3ds_lcd); } static void __init mx35pdk_timer_init(void) @@ -215,6 +423,13 @@ struct sys_timer mx35pdk_timer = { .init = mx35pdk_timer_init, }; +static void __init mx35_3ds_reserve(void) +{ + /* reserve MX35_3DS_CAMERA_BUF_SIZE bytes for mx3-camera */ + mx3_camera_base = arm_memblock_steal(MX35_3DS_CAMERA_BUF_SIZE, + MX35_3DS_CAMERA_BUF_SIZE); +} + MACHINE_START(MX35_3DS, "Freescale MX35PDK") /* Maintainer: Freescale Semiconductor, Inc */ .atag_offset = 0x100, @@ -224,5 +439,6 @@ MACHINE_START(MX35_3DS, "Freescale MX35PDK") .handle_irq = imx35_handle_irq, .timer = &mx35pdk_timer, .init_machine = mx35_3ds_init, + .reserve = mx35_3ds_reserve, .restart = mxc_restart, MACHINE_END |