/* * 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/gpio_keys.h> #include <linux/input.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/imx-uart.h> #include <mach/iomux-mx35.h> #include <mach/ipu.h> #include <mach/mx3fb.h> #include <mach/audmux.h> #include "devices-imx35.h" #include "devices.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 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 = "CMO-QVGA", .mode = fb_modedb, .num_modes = ARRAY_SIZE(fb_modedb), }; static struct pad_desc 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, }; #define GPIO_LED1 (2 * 32 + 29) #define GPIO_SWITCH1 (2 * 32 + 25) #define GPIO_LCDPWR (4) 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 struct gpio_led_platform_data eukrea_mbimxsd_led_info = { .leds = eukrea_mbimxsd_leds, .num_leds = ARRAY_SIZE(eukrea_mbimxsd_leds), }; static struct platform_device eukrea_mbimxsd_leds_gpio = { .name = "leds-gpio", .id = -1, .dev = { .platform_data = &eukrea_mbimxsd_led_info, }, }; static struct gpio_keys_button eukrea_mbimxsd_gpio_buttons[] = { { .gpio = GPIO_SWITCH1, .code = BTN_0, .desc = "BP1", .active_low = 1, .wakeup = 1, }, }; static struct gpio_keys_platform_data eukrea_mbimxsd_button_data = { .buttons = eukrea_mbimxsd_gpio_buttons, .nbuttons = ARRAY_SIZE(eukrea_mbimxsd_gpio_buttons), }; static struct platform_device eukrea_mbimxsd_button_device = { .name = "gpio-keys", .id = -1, .num_resources = 0, .dev = { .platform_data = &eukrea_mbimxsd_button_data, } }; static struct platform_device *platform_devices[] __initdata = { &eukrea_mbimxsd_leds_gpio, &eukrea_mbimxsd_button_device, &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, }; /* * 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"); #if defined(CONFIG_SND_SOC_EUKREA_TLV320) /* SSI unit master I2S codec connected to SSI_AUD4 */ mxc_audmux_v2_configure_port(0, MXC_AUDMUX_V2_PTCR_SYN | MXC_AUDMUX_V2_PTCR_TFSDIR | MXC_AUDMUX_V2_PTCR_TFSEL(3) | MXC_AUDMUX_V2_PTCR_TCLKDIR | MXC_AUDMUX_V2_PTCR_TCSEL(3), MXC_AUDMUX_V2_PDCR_RXDSEL(3) ); mxc_audmux_v2_configure_port(3, MXC_AUDMUX_V2_PTCR_SYN, MXC_AUDMUX_V2_PDCR_RXDSEL(0) ); #endif imx35_add_imx_uart1(&uart_pdata); mxc_register_device(&mx3_ipu, &mx3_ipu_data); mxc_register_device(&mx3_fb, &mx3fb_pdata); imx35_add_imx_ssi(0, &eukrea_mbimxsd_ssi_pdata); imx35_add_flexcan1(NULL); imx35_add_esdhc(0, NULL); 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); gpio_free(GPIO_LCDPWR); i2c_register_board_info(0, eukrea_mbimxsd_i2c_devices, ARRAY_SIZE(eukrea_mbimxsd_i2c_devices)); platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); }