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> 27*721d0b00SBenoît Thébaudeau #include <asm/arch/iomux-mx53.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 4917c5ef20SFabio Estevam static struct fb_videomode const seiko_wvga = { 5017c5ef20SFabio Estevam .name = "Seiko-43WVF1G", 5117c5ef20SFabio Estevam .refresh = 60, 5217c5ef20SFabio Estevam .xres = 800, 5317c5ef20SFabio Estevam .yres = 480, 5417c5ef20SFabio Estevam .pixclock = 29851, /* picosecond (33.5 MHz) */ 5517c5ef20SFabio Estevam .left_margin = 89, 5617c5ef20SFabio Estevam .right_margin = 164, 5717c5ef20SFabio Estevam .upper_margin = 23, 5817c5ef20SFabio Estevam .lower_margin = 10, 5917c5ef20SFabio Estevam .hsync_len = 10, 6017c5ef20SFabio Estevam .vsync_len = 10, 6117c5ef20SFabio Estevam .sync = 0, 6217c5ef20SFabio Estevam }; 6317c5ef20SFabio Estevam 6430ea4be9SVikram Narayanan void setup_iomux_lcd(void) 6530ea4be9SVikram Narayanan { 66*721d0b00SBenoît Thébaudeau static const iomux_v3_cfg_t lcd_pads[] = { 67*721d0b00SBenoît Thébaudeau MX53_PAD_DI0_DISP_CLK__IPU_DI0_DISP_CLK, 68*721d0b00SBenoît Thébaudeau MX53_PAD_DI0_PIN15__IPU_DI0_PIN15, 69*721d0b00SBenoît Thébaudeau MX53_PAD_DI0_PIN2__IPU_DI0_PIN2, 70*721d0b00SBenoît Thébaudeau MX53_PAD_DI0_PIN3__IPU_DI0_PIN3, 71*721d0b00SBenoît Thébaudeau MX53_PAD_DISP0_DAT0__IPU_DISP0_DAT_0, 72*721d0b00SBenoît Thébaudeau MX53_PAD_DISP0_DAT1__IPU_DISP0_DAT_1, 73*721d0b00SBenoît Thébaudeau MX53_PAD_DISP0_DAT2__IPU_DISP0_DAT_2, 74*721d0b00SBenoît Thébaudeau MX53_PAD_DISP0_DAT3__IPU_DISP0_DAT_3, 75*721d0b00SBenoît Thébaudeau MX53_PAD_DISP0_DAT4__IPU_DISP0_DAT_4, 76*721d0b00SBenoît Thébaudeau MX53_PAD_DISP0_DAT5__IPU_DISP0_DAT_5, 77*721d0b00SBenoît Thébaudeau MX53_PAD_DISP0_DAT6__IPU_DISP0_DAT_6, 78*721d0b00SBenoît Thébaudeau MX53_PAD_DISP0_DAT7__IPU_DISP0_DAT_7, 79*721d0b00SBenoît Thébaudeau MX53_PAD_DISP0_DAT8__IPU_DISP0_DAT_8, 80*721d0b00SBenoît Thébaudeau MX53_PAD_DISP0_DAT9__IPU_DISP0_DAT_9, 81*721d0b00SBenoît Thébaudeau MX53_PAD_DISP0_DAT10__IPU_DISP0_DAT_10, 82*721d0b00SBenoît Thébaudeau MX53_PAD_DISP0_DAT11__IPU_DISP0_DAT_11, 83*721d0b00SBenoît Thébaudeau MX53_PAD_DISP0_DAT12__IPU_DISP0_DAT_12, 84*721d0b00SBenoît Thébaudeau MX53_PAD_DISP0_DAT13__IPU_DISP0_DAT_13, 85*721d0b00SBenoît Thébaudeau MX53_PAD_DISP0_DAT14__IPU_DISP0_DAT_14, 86*721d0b00SBenoît Thébaudeau MX53_PAD_DISP0_DAT15__IPU_DISP0_DAT_15, 87*721d0b00SBenoît Thébaudeau MX53_PAD_DISP0_DAT16__IPU_DISP0_DAT_16, 88*721d0b00SBenoît Thébaudeau MX53_PAD_DISP0_DAT17__IPU_DISP0_DAT_17, 89*721d0b00SBenoît Thébaudeau MX53_PAD_DISP0_DAT18__IPU_DISP0_DAT_18, 90*721d0b00SBenoît Thébaudeau MX53_PAD_DISP0_DAT19__IPU_DISP0_DAT_19, 91*721d0b00SBenoît Thébaudeau MX53_PAD_DISP0_DAT20__IPU_DISP0_DAT_20, 92*721d0b00SBenoît Thébaudeau MX53_PAD_DISP0_DAT21__IPU_DISP0_DAT_21, 93*721d0b00SBenoît Thébaudeau MX53_PAD_DISP0_DAT22__IPU_DISP0_DAT_22, 94*721d0b00SBenoît Thébaudeau MX53_PAD_DISP0_DAT23__IPU_DISP0_DAT_23, 95*721d0b00SBenoît Thébaudeau }; 96*721d0b00SBenoît Thébaudeau 97*721d0b00SBenoît Thébaudeau imx_iomux_v3_setup_multiple_pads(lcd_pads, ARRAY_SIZE(lcd_pads)); 9830ea4be9SVikram Narayanan 9930ea4be9SVikram Narayanan /* Turn on GPIO backlight */ 100*721d0b00SBenoît Thébaudeau imx_iomux_v3_setup_pad(MX53_PAD_EIM_D24__GPIO3_24); 10130ea4be9SVikram Narayanan gpio_direction_output(MX53LOCO_LCD_POWER, 1); 10230ea4be9SVikram Narayanan 10330ea4be9SVikram Narayanan /* Turn on display contrast */ 104*721d0b00SBenoît Thébaudeau imx_iomux_v3_setup_pad(MX53_PAD_GPIO_1__GPIO1_1); 105*721d0b00SBenoît Thébaudeau gpio_direction_output(IMX_GPIO_NR(1, 1), 1); 10630ea4be9SVikram Narayanan } 10730ea4be9SVikram Narayanan 10817c5ef20SFabio Estevam int board_video_skip(void) 10930ea4be9SVikram Narayanan { 11017c5ef20SFabio Estevam int ret; 11117c5ef20SFabio Estevam char const *e = getenv("panel"); 11217c5ef20SFabio Estevam 11317c5ef20SFabio Estevam if (e) { 11417c5ef20SFabio Estevam if (strcmp(e, "seiko") == 0) { 11517c5ef20SFabio Estevam ret = ipuv3_fb_init(&seiko_wvga, 0, IPU_PIX_FMT_RGB24); 11630ea4be9SVikram Narayanan if (ret) 11717c5ef20SFabio Estevam printf("Seiko cannot be configured: %d\n", ret); 11817c5ef20SFabio Estevam return ret; 11917c5ef20SFabio Estevam } 12017c5ef20SFabio Estevam } 12117c5ef20SFabio Estevam 12217c5ef20SFabio Estevam /* 12317c5ef20SFabio Estevam * 'panel' env variable not found or has different value than 'seiko' 12417c5ef20SFabio Estevam * Defaulting to claa lcd. 12517c5ef20SFabio Estevam */ 12617c5ef20SFabio Estevam ret = ipuv3_fb_init(&claa_wvga, 0, IPU_PIX_FMT_RGB565); 12717c5ef20SFabio Estevam if (ret) 12817c5ef20SFabio Estevam printf("CLAA cannot be configured: %d\n", ret); 12917c5ef20SFabio Estevam return ret; 13030ea4be9SVikram Narayanan } 131