130ea4be9SVikram Narayanan /* 230ea4be9SVikram Narayanan * Copyright (C) 2012 Freescale Semiconductor, Inc. 330ea4be9SVikram Narayanan * Fabio Estevam <fabio.estevam@freescale.com> 430ea4be9SVikram Narayanan * 530ea4be9SVikram Narayanan * See file CREDITS for list of people who contributed to this 630ea4be9SVikram Narayanan * project. 730ea4be9SVikram Narayanan * 830ea4be9SVikram Narayanan * This program is free software; you can redistribute it and/or 930ea4be9SVikram Narayanan * modify it under the terms of the GNU General Public License as 1030ea4be9SVikram Narayanan * published by the Free Software Foundation; either version 2 of 1130ea4be9SVikram Narayanan * the License, or (at your option) any later version. 1230ea4be9SVikram Narayanan * 1330ea4be9SVikram Narayanan * This program is distributed in the hope that it will be useful, 1430ea4be9SVikram Narayanan * but WITHOUT ANY WARRANTY; without even the implied warranty of 1530ea4be9SVikram Narayanan * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 1630ea4be9SVikram Narayanan * GNU General Public License for more details. 1730ea4be9SVikram Narayanan * 1830ea4be9SVikram Narayanan * You should have received a copy of the GNU General Public License 1930ea4be9SVikram Narayanan * along with this program; if not, write to the Free Software 2030ea4be9SVikram Narayanan * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 2130ea4be9SVikram Narayanan * MA 02111-1307 USA 2230ea4be9SVikram Narayanan */ 2330ea4be9SVikram Narayanan 2430ea4be9SVikram Narayanan #include <common.h> 2530ea4be9SVikram Narayanan #include <linux/list.h> 2630ea4be9SVikram Narayanan #include <asm/gpio.h> 2730ea4be9SVikram Narayanan #include <asm/arch/iomux.h> 2830ea4be9SVikram Narayanan #include <linux/fb.h> 2930ea4be9SVikram Narayanan #include <ipu_pixfmt.h> 3030ea4be9SVikram Narayanan 3130ea4be9SVikram Narayanan #define MX53LOCO_LCD_POWER IMX_GPIO_NR(3, 24) 3230ea4be9SVikram Narayanan 3330ea4be9SVikram Narayanan static struct fb_videomode const claa_wvga = { 3430ea4be9SVikram Narayanan .name = "CLAA07LC0ACW", 3530ea4be9SVikram Narayanan .refresh = 57, 3630ea4be9SVikram Narayanan .xres = 800, 3730ea4be9SVikram Narayanan .yres = 480, 3830ea4be9SVikram Narayanan .pixclock = 37037, 3930ea4be9SVikram Narayanan .left_margin = 40, 4030ea4be9SVikram Narayanan .right_margin = 60, 4130ea4be9SVikram Narayanan .upper_margin = 10, 4230ea4be9SVikram Narayanan .lower_margin = 10, 4330ea4be9SVikram Narayanan .hsync_len = 20, 4430ea4be9SVikram Narayanan .vsync_len = 10, 4530ea4be9SVikram Narayanan .sync = 0, 4630ea4be9SVikram Narayanan .vmode = FB_VMODE_NONINTERLACED 4730ea4be9SVikram Narayanan }; 4830ea4be9SVikram Narayanan 49*17c5ef20SFabio Estevam static struct fb_videomode const seiko_wvga = { 50*17c5ef20SFabio Estevam .name = "Seiko-43WVF1G", 51*17c5ef20SFabio Estevam .refresh = 60, 52*17c5ef20SFabio Estevam .xres = 800, 53*17c5ef20SFabio Estevam .yres = 480, 54*17c5ef20SFabio Estevam .pixclock = 29851, /* picosecond (33.5 MHz) */ 55*17c5ef20SFabio Estevam .left_margin = 89, 56*17c5ef20SFabio Estevam .right_margin = 164, 57*17c5ef20SFabio Estevam .upper_margin = 23, 58*17c5ef20SFabio Estevam .lower_margin = 10, 59*17c5ef20SFabio Estevam .hsync_len = 10, 60*17c5ef20SFabio Estevam .vsync_len = 10, 61*17c5ef20SFabio Estevam .sync = 0, 62*17c5ef20SFabio Estevam }; 63*17c5ef20SFabio Estevam 6430ea4be9SVikram Narayanan void setup_iomux_lcd(void) 6530ea4be9SVikram Narayanan { 6630ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DI0_DISP_CLK, IOMUX_CONFIG_ALT0); 6730ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DI0_PIN15, IOMUX_CONFIG_ALT0); 6830ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DI0_PIN2, IOMUX_CONFIG_ALT0); 6930ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DI0_PIN3, IOMUX_CONFIG_ALT0); 7030ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT0, IOMUX_CONFIG_ALT0); 7130ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT1, IOMUX_CONFIG_ALT0); 7230ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT2, IOMUX_CONFIG_ALT0); 7330ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT3, IOMUX_CONFIG_ALT0); 7430ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT4, IOMUX_CONFIG_ALT0); 7530ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT5, IOMUX_CONFIG_ALT0); 7630ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT6, IOMUX_CONFIG_ALT0); 7730ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT7, IOMUX_CONFIG_ALT0); 7830ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT8, IOMUX_CONFIG_ALT0); 7930ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT9, IOMUX_CONFIG_ALT0); 8030ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT10, IOMUX_CONFIG_ALT0); 8130ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT11, IOMUX_CONFIG_ALT0); 8230ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT12, IOMUX_CONFIG_ALT0); 8330ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT13, IOMUX_CONFIG_ALT0); 8430ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT14, IOMUX_CONFIG_ALT0); 8530ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT15, IOMUX_CONFIG_ALT0); 8630ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT16, IOMUX_CONFIG_ALT0); 8730ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT17, IOMUX_CONFIG_ALT0); 8830ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT18, IOMUX_CONFIG_ALT0); 8930ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT19, IOMUX_CONFIG_ALT0); 9030ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT20, IOMUX_CONFIG_ALT0); 9130ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT21, IOMUX_CONFIG_ALT0); 9230ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT22, IOMUX_CONFIG_ALT0); 9330ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT23, IOMUX_CONFIG_ALT0); 9430ea4be9SVikram Narayanan 9530ea4be9SVikram Narayanan /* Turn on GPIO backlight */ 9630ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_EIM_D24, IOMUX_CONFIG_ALT1); 9730ea4be9SVikram Narayanan gpio_direction_output(MX53LOCO_LCD_POWER, 1); 9830ea4be9SVikram Narayanan 9930ea4be9SVikram Narayanan /* Turn on display contrast */ 10030ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_GPIO_1, IOMUX_CONFIG_ALT1); 10130ea4be9SVikram Narayanan gpio_direction_output(IOMUX_TO_GPIO(MX53_PIN_GPIO_1), 1); 10230ea4be9SVikram Narayanan } 10330ea4be9SVikram Narayanan 104*17c5ef20SFabio Estevam int board_video_skip(void) 10530ea4be9SVikram Narayanan { 106*17c5ef20SFabio Estevam int ret; 107*17c5ef20SFabio Estevam char const *e = getenv("panel"); 108*17c5ef20SFabio Estevam 109*17c5ef20SFabio Estevam if (e) { 110*17c5ef20SFabio Estevam if (strcmp(e, "seiko") == 0) { 111*17c5ef20SFabio Estevam ret = ipuv3_fb_init(&seiko_wvga, 0, IPU_PIX_FMT_RGB24); 11230ea4be9SVikram Narayanan if (ret) 113*17c5ef20SFabio Estevam printf("Seiko cannot be configured: %d\n", ret); 114*17c5ef20SFabio Estevam return ret; 115*17c5ef20SFabio Estevam } 116*17c5ef20SFabio Estevam } 117*17c5ef20SFabio Estevam 118*17c5ef20SFabio Estevam /* 119*17c5ef20SFabio Estevam * 'panel' env variable not found or has different value than 'seiko' 120*17c5ef20SFabio Estevam * Defaulting to claa lcd. 121*17c5ef20SFabio Estevam */ 122*17c5ef20SFabio Estevam ret = ipuv3_fb_init(&claa_wvga, 0, IPU_PIX_FMT_RGB565); 123*17c5ef20SFabio Estevam if (ret) 124*17c5ef20SFabio Estevam printf("CLAA cannot be configured: %d\n", ret); 125*17c5ef20SFabio Estevam return ret; 12630ea4be9SVikram Narayanan } 127