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-rw-r--r--roms/u-boot/board/freescale/mx53loco/mx53loco_video.c114
1 files changed, 114 insertions, 0 deletions
diff --git a/roms/u-boot/board/freescale/mx53loco/mx53loco_video.c b/roms/u-boot/board/freescale/mx53loco/mx53loco_video.c
new file mode 100644
index 000000000..ff3fc8ce3
--- /dev/null
+++ b/roms/u-boot/board/freescale/mx53loco/mx53loco_video.c
@@ -0,0 +1,114 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2012 Freescale Semiconductor, Inc.
+ * Fabio Estevam <fabio.estevam@freescale.com>
+ */
+
+#include <common.h>
+#include <env.h>
+#include <linux/list.h>
+#include <asm/gpio.h>
+#include <asm/arch/iomux-mx53.h>
+#include <linux/fb.h>
+#include <ipu_pixfmt.h>
+
+#define MX53LOCO_LCD_POWER IMX_GPIO_NR(3, 24)
+
+static struct fb_videomode const claa_wvga = {
+ .name = "CLAA07LC0ACW",
+ .refresh = 57,
+ .xres = 800,
+ .yres = 480,
+ .pixclock = 37037,
+ .left_margin = 40,
+ .right_margin = 60,
+ .upper_margin = 10,
+ .lower_margin = 10,
+ .hsync_len = 20,
+ .vsync_len = 10,
+ .sync = 0,
+ .vmode = FB_VMODE_NONINTERLACED
+};
+
+static struct fb_videomode const seiko_wvga = {
+ .name = "Seiko-43WVF1G",
+ .refresh = 60,
+ .xres = 800,
+ .yres = 480,
+ .pixclock = 29851, /* picosecond (33.5 MHz) */
+ .left_margin = 89,
+ .right_margin = 164,
+ .upper_margin = 23,
+ .lower_margin = 10,
+ .hsync_len = 10,
+ .vsync_len = 10,
+ .sync = 0,
+};
+
+void setup_iomux_lcd(void)
+{
+ static const iomux_v3_cfg_t lcd_pads[] = {
+ MX53_PAD_DI0_DISP_CLK__IPU_DI0_DISP_CLK,
+ MX53_PAD_DI0_PIN15__IPU_DI0_PIN15,
+ MX53_PAD_DI0_PIN2__IPU_DI0_PIN2,
+ MX53_PAD_DI0_PIN3__IPU_DI0_PIN3,
+ MX53_PAD_DISP0_DAT0__IPU_DISP0_DAT_0,
+ MX53_PAD_DISP0_DAT1__IPU_DISP0_DAT_1,
+ MX53_PAD_DISP0_DAT2__IPU_DISP0_DAT_2,
+ MX53_PAD_DISP0_DAT3__IPU_DISP0_DAT_3,
+ MX53_PAD_DISP0_DAT4__IPU_DISP0_DAT_4,
+ MX53_PAD_DISP0_DAT5__IPU_DISP0_DAT_5,
+ MX53_PAD_DISP0_DAT6__IPU_DISP0_DAT_6,
+ MX53_PAD_DISP0_DAT7__IPU_DISP0_DAT_7,
+ MX53_PAD_DISP0_DAT8__IPU_DISP0_DAT_8,
+ MX53_PAD_DISP0_DAT9__IPU_DISP0_DAT_9,
+ MX53_PAD_DISP0_DAT10__IPU_DISP0_DAT_10,
+ MX53_PAD_DISP0_DAT11__IPU_DISP0_DAT_11,
+ MX53_PAD_DISP0_DAT12__IPU_DISP0_DAT_12,
+ MX53_PAD_DISP0_DAT13__IPU_DISP0_DAT_13,
+ MX53_PAD_DISP0_DAT14__IPU_DISP0_DAT_14,
+ MX53_PAD_DISP0_DAT15__IPU_DISP0_DAT_15,
+ MX53_PAD_DISP0_DAT16__IPU_DISP0_DAT_16,
+ MX53_PAD_DISP0_DAT17__IPU_DISP0_DAT_17,
+ MX53_PAD_DISP0_DAT18__IPU_DISP0_DAT_18,
+ MX53_PAD_DISP0_DAT19__IPU_DISP0_DAT_19,
+ MX53_PAD_DISP0_DAT20__IPU_DISP0_DAT_20,
+ MX53_PAD_DISP0_DAT21__IPU_DISP0_DAT_21,
+ MX53_PAD_DISP0_DAT22__IPU_DISP0_DAT_22,
+ MX53_PAD_DISP0_DAT23__IPU_DISP0_DAT_23,
+ };
+
+ imx_iomux_v3_setup_multiple_pads(lcd_pads, ARRAY_SIZE(lcd_pads));
+
+ /* Turn on GPIO backlight */
+ imx_iomux_v3_setup_pad(MX53_PAD_EIM_D24__GPIO3_24);
+ gpio_direction_output(MX53LOCO_LCD_POWER, 1);
+
+ /* Turn on display contrast */
+ imx_iomux_v3_setup_pad(MX53_PAD_GPIO_1__GPIO1_1);
+ gpio_direction_output(IMX_GPIO_NR(1, 1), 1);
+}
+
+int board_video_skip(void)
+{
+ int ret;
+ char const *e = env_get("panel");
+
+ if (e) {
+ if (strcmp(e, "seiko") == 0) {
+ ret = ipuv3_fb_init(&seiko_wvga, 0, IPU_PIX_FMT_RGB24);
+ if (ret)
+ printf("Seiko cannot be configured: %d\n", ret);
+ return ret;
+ }
+ }
+
+ /*
+ * 'panel' env variable not found or has different value than 'seiko'
+ * Defaulting to claa lcd.
+ */
+ ret = ipuv3_fb_init(&claa_wvga, 0, IPU_PIX_FMT_RGB565);
+ if (ret)
+ printf("CLAA cannot be configured: %d\n", ret);
+ return ret;
+}