From 510922ac61067a969dd5f53ce83b1de63e052002 Mon Sep 17 00:00:00 2001
From: Fabio Estevam <fabio.estevam@freescale.com>
Date: Mon, 22 Sep 2014 13:55:52 -0300
Subject: mx6qsabreauto: Add HDMI support

Let HDMI splash screen support work by default.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
---
 board/freescale/mx6qsabreauto/mx6qsabreauto.c | 60 ++++++++++++++++++++++++++-
 1 file changed, 59 insertions(+), 1 deletion(-)

(limited to 'board/freescale')

diff --git a/board/freescale/mx6qsabreauto/mx6qsabreauto.c b/board/freescale/mx6qsabreauto/mx6qsabreauto.c
index 9ab502f..0dc0160 100644
--- a/board/freescale/mx6qsabreauto/mx6qsabreauto.c
+++ b/board/freescale/mx6qsabreauto/mx6qsabreauto.c
@@ -24,6 +24,9 @@
 #include <netdev.h>
 #include <asm/arch/sys_proto.h>
 #include <i2c.h>
+#include <asm/arch/mxc_hdmi.h>
+#include <asm/imx-common/video.h>
+#include <asm/arch/crm_regs.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -235,10 +238,65 @@ u32 get_board_rev(void)
 	return (get_cpu_rev() & ~(0xF << 8)) | rev;
 }
 
+#if defined(CONFIG_VIDEO_IPUV3)
+static void do_enable_hdmi(struct display_info_t const *dev)
+{
+	imx_enable_hdmi_phy();
+}
+
+struct display_info_t const displays[] = {{
+	.bus	= -1,
+	.addr	= 0,
+	.pixfmt	= IPU_PIX_FMT_RGB24,
+	.detect	= detect_hdmi,
+	.enable	= do_enable_hdmi,
+	.mode	= {
+		.name           = "HDMI",
+		.refresh        = 60,
+		.xres           = 1024,
+		.yres           = 768,
+		.pixclock       = 15385,
+		.left_margin    = 220,
+		.right_margin   = 40,
+		.upper_margin   = 21,
+		.lower_margin   = 7,
+		.hsync_len      = 60,
+		.vsync_len      = 10,
+		.sync           = FB_SYNC_EXT,
+		.vmode          = FB_VMODE_NONINTERLACED,
+} } };
+size_t display_count = ARRAY_SIZE(displays);
+
+static void setup_display(void)
+{
+	struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
+	int reg;
+
+	enable_ipu_clock();
+	imx_setup_hdmi();
+
+	reg = readl(&mxc_ccm->chsccdr);
+	reg |= (CHSCCDR_CLK_SEL_LDB_DI0
+		<< MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET);
+	writel(reg, &mxc_ccm->chsccdr);
+}
+#endif /* CONFIG_VIDEO_IPUV3 */
+
+/*
+ * Do not overwrite the console
+ * Use always serial for U-Boot console
+ */
+int overwrite_console(void)
+{
+	return 1;
+}
+
 int board_early_init_f(void)
 {
 	setup_iomux_uart();
-
+#ifdef CONFIG_VIDEO_IPUV3
+	setup_display();
+#endif
 	return 0;
 }
 
-- 
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