1 files changed, 95 insertions, 0 deletions
diff --git a/roms/u-boot/board/ge/mx53ppd/mx53ppd_video.c b/roms/u-boot/board/ge/mx53ppd/mx53ppd_video.c
new file mode 100644
index 000000000..3240ed62a
--- /dev/null
+++ b/roms/u-boot/board/ge/mx53ppd/mx53ppd_video.c
@@ -0,0 +1,95 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2017 General Electric Company
+ *
+ * Based on board/freescale/mx53loco/mx53loco_video.c:
+ *
+ * Copyright (C) 2012 Freescale Semiconductor, Inc.
+ * Fabio Estevam <fabio.estevam@freescale.com>
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <linux/list.h>
+#include <asm/arch/iomux-mx53.h>
+#include <asm/mach-imx/video.h>
+#include <linux/fb.h>
+#include <ipu_pixfmt.h>
+#include <asm/arch/crm_regs.h>
+#include <asm/arch/imx-regs.h>
+#include <asm/io.h>
+#include <panel.h>
+
+static int detect_lcd(struct display_info_t const *dev)
+{
+	return 1;
+}
+
+static void lcd_enable(void)
+{
+	struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
+	struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR;
+
+	/* Set LDB_DI0 as clock source for IPU_DI0 */
+	clrsetbits_le32(&mxc_ccm->cscmr2,
+			MXC_CCM_CSCMR2_DI0_CLK_SEL_MASK,
+			MXC_CCM_CSCMR2_DI0_CLK_SEL(
+				MXC_CCM_CSCMR2_DI0_CLK_SEL_LDB_DI0_CLK));
+
+	/* Turn on IPU LDB DI0 clocks */
+	setbits_le32(&mxc_ccm->CCGR6, MXC_CCM_CCGR6_LDB_DI0(3));
+
+	/* Turn on IPU DI0 clocks */
+	setbits_le32(&mxc_ccm->CCGR6, MXC_CCM_CCGR6_IPU_DI0(3));
+
+	/* Configure LDB */
+	writel(IOMUXC_GPR2_BIT_MAPPING_CH0_SPWG |
+		IOMUXC_GPR2_DATA_WIDTH_CH0_24BIT |
+		IOMUXC_GPR2_LVDS_CH0_MODE_ENABLED_DI0,
+		&iomux->gpr[2]);
+}
+
+static void do_enable_backlight(struct display_info_t const *dev)
+{
+	struct udevice *panel;
+	int ret;
+
+	lcd_enable();
+
+	ret = uclass_get_device(UCLASS_PANEL, 0, &panel);
+	if (ret) {
+		printf("Could not find panel: %d\n", ret);
+		return;
+	}
+
+	panel_set_backlight(panel, 100);
+	panel_enable_backlight(panel);
+}
+
+struct display_info_t const displays[] = {
+	{
+		.bus	= -1,
+		.addr	= -1,
+		.pixfmt	= IPU_PIX_FMT_RGB24,
+		.detect	= detect_lcd,
+		.enable	= do_enable_backlight,
+		.mode = {
+			.name		= "NV-SPWGRGB888",
+			.refresh	= 60,
+			.xres		= 800,
+			.yres		= 480,
+			.pixclock	= 15384,
+			.left_margin	= 16,
+			.right_margin	= 210,
+			.upper_margin	= 10,
+			.lower_margin	= 22,
+			.hsync_len	= 30,
+			.vsync_len	= 13,
+			.sync		= FB_SYNC_EXT,
+			.vmode		= FB_VMODE_NONINTERLACED
+		}
+	}
+};
+
+size_t display_count = ARRAY_SIZE(displays);
+