| /* |
| * Copyright (C) 2010 Eric Benard - eric@eukrea.com |
| * |
| * Based on pcm970-baseboard.c which is : |
| * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de) |
| * |
| * 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 (at your option) any later version. |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, |
| * MA 02110-1301, USA. |
| */ |
| |
| #include <linux/types.h> |
| #include <linux/init.h> |
| |
| #include <linux/gpio.h> |
| #include <linux/interrupt.h> |
| #include <linux/leds.h> |
| #include <linux/platform_device.h> |
| #include <linux/input.h> |
| #include <linux/spi/spi.h> |
| #include <video/platform_lcd.h> |
| #include <linux/i2c.h> |
| |
| #include <asm/mach-types.h> |
| #include <asm/mach/arch.h> |
| #include <asm/mach/time.h> |
| #include <asm/mach/map.h> |
| |
| #include <mach/hardware.h> |
| #include <mach/common.h> |
| #include <mach/iomux-mx35.h> |
| |
| #include "devices-imx35.h" |
| |
| static const struct fb_videomode fb_modedb[] = { |
| { |
| .name = "CMO-QVGA", |
| .refresh = 60, |
| .xres = 320, |
| .yres = 240, |
| .pixclock = KHZ2PICOS(6500), |
| .left_margin = 68, |
| .right_margin = 20, |
| .upper_margin = 15, |
| .lower_margin = 4, |
| .hsync_len = 30, |
| .vsync_len = 3, |
| .sync = 0, |
| .vmode = FB_VMODE_NONINTERLACED, |
| .flag = 0, |
| }, |
| { |
| .name = "DVI-VGA", |
| .refresh = 60, |
| .xres = 640, |
| .yres = 480, |
| .pixclock = 32000, |
| .left_margin = 100, |
| .right_margin = 100, |
| .upper_margin = 7, |
| .lower_margin = 100, |
| .hsync_len = 7, |
| .vsync_len = 7, |
| .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT | |
| FB_SYNC_OE_ACT_HIGH | FB_SYNC_CLK_INVERT, |
| .vmode = FB_VMODE_NONINTERLACED, |
| .flag = 0, |
| }, |
| { |
| .name = "DVI-SVGA", |
| .refresh = 60, |
| .xres = 800, |
| .yres = 600, |
| .pixclock = 25000, |
| .left_margin = 75, |
| .right_margin = 75, |
| .upper_margin = 7, |
| .lower_margin = 75, |
| .hsync_len = 7, |
| .vsync_len = 7, |
| .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT | |
| FB_SYNC_OE_ACT_HIGH | FB_SYNC_CLK_INVERT, |
| .vmode = FB_VMODE_NONINTERLACED, |
| .flag = 0, |
| }, |
| }; |
| |
| static struct mx3fb_platform_data mx3fb_pdata __initdata = { |
| .name = "CMO-QVGA", |
| .mode = fb_modedb, |
| .num_modes = ARRAY_SIZE(fb_modedb), |
| }; |
| |
| static iomux_v3_cfg_t eukrea_mbimxsd_pads[] = { |
| /* LCD */ |
| 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_D3_VSYNC__IPU_DISPB_D3_VSYNC, |
| /* Backlight */ |
| MX35_PAD_CONTRAST__IPU_DISPB_CONTR, |
| /* LCD_PWR */ |
| MX35_PAD_D3_CLS__GPIO1_4, |
| /* LED */ |
| MX35_PAD_LD23__GPIO3_29, |
| /* SWITCH */ |
| MX35_PAD_LD19__GPIO3_25, |
| /* UART2 */ |
| MX35_PAD_CTS2__UART2_CTS, |
| MX35_PAD_RTS2__UART2_RTS, |
| MX35_PAD_TXD2__UART2_TXD_MUX, |
| MX35_PAD_RXD2__UART2_RXD_MUX, |
| /* I2S */ |
| MX35_PAD_STXFS4__AUDMUX_AUD4_TXFS, |
| MX35_PAD_STXD4__AUDMUX_AUD4_TXD, |
| MX35_PAD_SRXD4__AUDMUX_AUD4_RXD, |
| MX35_PAD_SCK4__AUDMUX_AUD4_TXC, |
| /* CAN2 */ |
| MX35_PAD_TX5_RX0__CAN2_TXCAN, |
| MX35_PAD_TX4_RX1__CAN2_RXCAN, |
| /* SDCARD */ |
| MX35_PAD_SD1_CMD__ESDHC1_CMD, |
| MX35_PAD_SD1_CLK__ESDHC1_CLK, |
| MX35_PAD_SD1_DATA0__ESDHC1_DAT0, |
| MX35_PAD_SD1_DATA1__ESDHC1_DAT1, |
| MX35_PAD_SD1_DATA2__ESDHC1_DAT2, |
| MX35_PAD_SD1_DATA3__ESDHC1_DAT3, |
| /* SD1 CD */ |
| MX35_PAD_LD18__GPIO3_24, |
| /* SPI */ |
| MX35_PAD_CSPI1_MOSI__CSPI1_MOSI, |
| MX35_PAD_CSPI1_MISO__CSPI1_MISO, |
| MX35_PAD_CSPI1_SS0__GPIO1_18, |
| MX35_PAD_CSPI1_SS1__GPIO1_19, |
| MX35_PAD_CSPI1_SCLK__CSPI1_SCLK, |
| MX35_PAD_CSPI1_SPI_RDY__GPIO3_5, |
| }; |
| |
| #define GPIO_LED1 IMX_GPIO_NR(3, 29) |
| #define GPIO_SWITCH1 IMX_GPIO_NR(3, 25) |
| #define GPIO_LCDPWR IMX_GPIO_NR(1, 4) |
| #define GPIO_SD1CD IMX_GPIO_NR(3, 24) |
| #define GPIO_SPI1_SS0 IMX_GPIO_NR(1, 18) |
| #define GPIO_SPI1_SS1 IMX_GPIO_NR(1, 19) |
| #define GPIO_SPI1_IRQ IMX_GPIO_NR(3, 5) |
| |
| static void eukrea_mbimxsd_lcd_power_set(struct plat_lcd_data *pd, |
| unsigned int power) |
| { |
| if (power) |
| gpio_direction_output(GPIO_LCDPWR, 1); |
| else |
| gpio_direction_output(GPIO_LCDPWR, 0); |
| } |
| |
| static struct plat_lcd_data eukrea_mbimxsd_lcd_power_data = { |
| .set_power = eukrea_mbimxsd_lcd_power_set, |
| }; |
| |
| static struct platform_device eukrea_mbimxsd_lcd_powerdev = { |
| .name = "platform-lcd", |
| .dev.platform_data = &eukrea_mbimxsd_lcd_power_data, |
| }; |
| |
| static struct gpio_led eukrea_mbimxsd_leds[] = { |
| { |
| .name = "led1", |
| .default_trigger = "heartbeat", |
| .active_low = 1, |
| .gpio = GPIO_LED1, |
| }, |
| }; |
| |
| static const struct gpio_led_platform_data |
| eukrea_mbimxsd_led_info __initconst = { |
| .leds = eukrea_mbimxsd_leds, |
| .num_leds = ARRAY_SIZE(eukrea_mbimxsd_leds), |
| }; |
| |
| static struct gpio_keys_button eukrea_mbimxsd_gpio_buttons[] = { |
| { |
| .gpio = GPIO_SWITCH1, |
| .code = BTN_0, |
| .desc = "BP1", |
| .active_low = 1, |
| .wakeup = 1, |
| }, |
| }; |
| |
| static const struct gpio_keys_platform_data |
| eukrea_mbimxsd_button_data __initconst = { |
| .buttons = eukrea_mbimxsd_gpio_buttons, |
| .nbuttons = ARRAY_SIZE(eukrea_mbimxsd_gpio_buttons), |
| }; |
| |
| static struct platform_device *platform_devices[] __initdata = { |
| &eukrea_mbimxsd_lcd_powerdev, |
| }; |
| |
| static const struct imxuart_platform_data uart_pdata __initconst = { |
| .flags = IMXUART_HAVE_RTSCTS, |
| }; |
| |
| static struct i2c_board_info eukrea_mbimxsd_i2c_devices[] = { |
| { |
| I2C_BOARD_INFO("tlv320aic23", 0x1a), |
| }, |
| }; |
| |
| static const |
| struct imx_ssi_platform_data eukrea_mbimxsd_ssi_pdata __initconst = { |
| .flags = IMX_SSI_SYN | IMX_SSI_NET | IMX_SSI_USE_I2S_SLAVE, |
| }; |
| |
| static struct esdhc_platform_data sd1_pdata = { |
| .cd_gpio = GPIO_SD1CD, |
| .cd_type = ESDHC_CD_GPIO, |
| .wp_type = ESDHC_WP_NONE, |
| }; |
| |
| static struct spi_board_info eukrea_mbimxsd35_spi_board_info[] __initdata = { |
| { |
| .modalias = "spidev", |
| .max_speed_hz = 20000000, |
| .bus_num = 0, |
| .chip_select = 0, |
| .mode = SPI_MODE_0, |
| }, |
| { |
| .modalias = "spidev", |
| .max_speed_hz = 20000000, |
| .bus_num = 0, |
| .chip_select = 1, |
| .mode = SPI_MODE_0, |
| }, |
| }; |
| |
| static int eukrea_mbimxsd35_spi_cs[] = {GPIO_SPI1_SS0, GPIO_SPI1_SS1}; |
| |
| static const struct spi_imx_master eukrea_mbimxsd35_spi0_data __initconst = { |
| .chipselect = eukrea_mbimxsd35_spi_cs, |
| .num_chipselect = ARRAY_SIZE(eukrea_mbimxsd35_spi_cs), |
| }; |
| |
| /* |
| * system init for baseboard usage. Will be called by cpuimx35 init. |
| * |
| * Add platform devices present on this baseboard and init |
| * them from CPU side as far as required to use them later on |
| */ |
| void __init eukrea_mbimxsd35_baseboard_init(void) |
| { |
| if (mxc_iomux_v3_setup_multiple_pads(eukrea_mbimxsd_pads, |
| ARRAY_SIZE(eukrea_mbimxsd_pads))) |
| printk(KERN_ERR "error setting mbimxsd pads !\n"); |
| |
| imx35_add_imx_uart1(&uart_pdata); |
| imx35_add_ipu_core(); |
| imx35_add_mx3_sdc_fb(&mx3fb_pdata); |
| |
| imx35_add_imx_ssi(0, &eukrea_mbimxsd_ssi_pdata); |
| |
| imx35_add_flexcan1(NULL); |
| imx35_add_sdhci_esdhc_imx(0, &sd1_pdata); |
| |
| gpio_request(GPIO_LED1, "LED1"); |
| gpio_direction_output(GPIO_LED1, 1); |
| gpio_free(GPIO_LED1); |
| |
| gpio_request(GPIO_SWITCH1, "SWITCH1"); |
| gpio_direction_input(GPIO_SWITCH1); |
| gpio_free(GPIO_SWITCH1); |
| |
| gpio_request(GPIO_LCDPWR, "LCDPWR"); |
| gpio_direction_output(GPIO_LCDPWR, 1); |
| |
| i2c_register_board_info(0, eukrea_mbimxsd_i2c_devices, |
| ARRAY_SIZE(eukrea_mbimxsd_i2c_devices)); |
| |
| gpio_request(GPIO_SPI1_IRQ, "SPI1_IRQ"); |
| gpio_direction_input(GPIO_SPI1_IRQ); |
| gpio_free(GPIO_SPI1_IRQ); |
| imx35_add_spi_imx0(&eukrea_mbimxsd35_spi0_data); |
| spi_register_board_info(eukrea_mbimxsd35_spi_board_info, |
| ARRAY_SIZE(eukrea_mbimxsd35_spi_board_info)); |
| |
| platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); |
| gpio_led_register_device(-1, &eukrea_mbimxsd_led_info); |
| imx_add_gpio_keys(&eukrea_mbimxsd_button_data); |
| } |