1*30ea4be9SVikram Narayanan /* 2*30ea4be9SVikram Narayanan * Copyright (C) 2012 Freescale Semiconductor, Inc. 3*30ea4be9SVikram Narayanan * Fabio Estevam <fabio.estevam@freescale.com> 4*30ea4be9SVikram Narayanan * 5*30ea4be9SVikram Narayanan * See file CREDITS for list of people who contributed to this 6*30ea4be9SVikram Narayanan * project. 7*30ea4be9SVikram Narayanan * 8*30ea4be9SVikram Narayanan * This program is free software; you can redistribute it and/or 9*30ea4be9SVikram Narayanan * modify it under the terms of the GNU General Public License as 10*30ea4be9SVikram Narayanan * published by the Free Software Foundation; either version 2 of 11*30ea4be9SVikram Narayanan * the License, or (at your option) any later version. 12*30ea4be9SVikram Narayanan * 13*30ea4be9SVikram Narayanan * This program is distributed in the hope that it will be useful, 14*30ea4be9SVikram Narayanan * but WITHOUT ANY WARRANTY; without even the implied warranty of 15*30ea4be9SVikram Narayanan * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16*30ea4be9SVikram Narayanan * GNU General Public License for more details. 17*30ea4be9SVikram Narayanan * 18*30ea4be9SVikram Narayanan * You should have received a copy of the GNU General Public License 19*30ea4be9SVikram Narayanan * along with this program; if not, write to the Free Software 20*30ea4be9SVikram Narayanan * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 21*30ea4be9SVikram Narayanan * MA 02111-1307 USA 22*30ea4be9SVikram Narayanan */ 23*30ea4be9SVikram Narayanan 24*30ea4be9SVikram Narayanan #include <common.h> 25*30ea4be9SVikram Narayanan #include <linux/list.h> 26*30ea4be9SVikram Narayanan #include <asm/gpio.h> 27*30ea4be9SVikram Narayanan #include <asm/arch/iomux.h> 28*30ea4be9SVikram Narayanan #include <linux/fb.h> 29*30ea4be9SVikram Narayanan #include <ipu_pixfmt.h> 30*30ea4be9SVikram Narayanan 31*30ea4be9SVikram Narayanan #define MX53LOCO_LCD_POWER IMX_GPIO_NR(3, 24) 32*30ea4be9SVikram Narayanan 33*30ea4be9SVikram Narayanan static struct fb_videomode const claa_wvga = { 34*30ea4be9SVikram Narayanan .name = "CLAA07LC0ACW", 35*30ea4be9SVikram Narayanan .refresh = 57, 36*30ea4be9SVikram Narayanan .xres = 800, 37*30ea4be9SVikram Narayanan .yres = 480, 38*30ea4be9SVikram Narayanan .pixclock = 37037, 39*30ea4be9SVikram Narayanan .left_margin = 40, 40*30ea4be9SVikram Narayanan .right_margin = 60, 41*30ea4be9SVikram Narayanan .upper_margin = 10, 42*30ea4be9SVikram Narayanan .lower_margin = 10, 43*30ea4be9SVikram Narayanan .hsync_len = 20, 44*30ea4be9SVikram Narayanan .vsync_len = 10, 45*30ea4be9SVikram Narayanan .sync = 0, 46*30ea4be9SVikram Narayanan .vmode = FB_VMODE_NONINTERLACED 47*30ea4be9SVikram Narayanan }; 48*30ea4be9SVikram Narayanan 49*30ea4be9SVikram Narayanan void setup_iomux_lcd(void) 50*30ea4be9SVikram Narayanan { 51*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DI0_DISP_CLK, IOMUX_CONFIG_ALT0); 52*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DI0_PIN15, IOMUX_CONFIG_ALT0); 53*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DI0_PIN2, IOMUX_CONFIG_ALT0); 54*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DI0_PIN3, IOMUX_CONFIG_ALT0); 55*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT0, IOMUX_CONFIG_ALT0); 56*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT1, IOMUX_CONFIG_ALT0); 57*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT2, IOMUX_CONFIG_ALT0); 58*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT3, IOMUX_CONFIG_ALT0); 59*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT4, IOMUX_CONFIG_ALT0); 60*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT5, IOMUX_CONFIG_ALT0); 61*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT6, IOMUX_CONFIG_ALT0); 62*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT7, IOMUX_CONFIG_ALT0); 63*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT8, IOMUX_CONFIG_ALT0); 64*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT9, IOMUX_CONFIG_ALT0); 65*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT10, IOMUX_CONFIG_ALT0); 66*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT11, IOMUX_CONFIG_ALT0); 67*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT12, IOMUX_CONFIG_ALT0); 68*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT13, IOMUX_CONFIG_ALT0); 69*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT14, IOMUX_CONFIG_ALT0); 70*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT15, IOMUX_CONFIG_ALT0); 71*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT16, IOMUX_CONFIG_ALT0); 72*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT17, IOMUX_CONFIG_ALT0); 73*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT18, IOMUX_CONFIG_ALT0); 74*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT19, IOMUX_CONFIG_ALT0); 75*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT20, IOMUX_CONFIG_ALT0); 76*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT21, IOMUX_CONFIG_ALT0); 77*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT22, IOMUX_CONFIG_ALT0); 78*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_DISP0_DAT23, IOMUX_CONFIG_ALT0); 79*30ea4be9SVikram Narayanan 80*30ea4be9SVikram Narayanan /* Turn on GPIO backlight */ 81*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_EIM_D24, IOMUX_CONFIG_ALT1); 82*30ea4be9SVikram Narayanan gpio_direction_output(MX53LOCO_LCD_POWER, 1); 83*30ea4be9SVikram Narayanan 84*30ea4be9SVikram Narayanan /* Turn on display contrast */ 85*30ea4be9SVikram Narayanan mxc_request_iomux(MX53_PIN_GPIO_1, IOMUX_CONFIG_ALT1); 86*30ea4be9SVikram Narayanan gpio_direction_output(IOMUX_TO_GPIO(MX53_PIN_GPIO_1), 1); 87*30ea4be9SVikram Narayanan } 88*30ea4be9SVikram Narayanan 89*30ea4be9SVikram Narayanan void lcd_enable(void) 90*30ea4be9SVikram Narayanan { 91*30ea4be9SVikram Narayanan int ret = ipuv3_fb_init(&claa_wvga, 0, IPU_PIX_FMT_RGB565); 92*30ea4be9SVikram Narayanan if (ret) 93*30ea4be9SVikram Narayanan printf("LCD cannot be configured: %d\n", ret); 94*30ea4be9SVikram Narayanan } 95