[U-Boot] [PATCH v4 2/2] mx6qsabresd: Add splash screen support via HDMI

Pardeep Kumar Singla
2013-07-25T17:12:14Z

Signed-off-by: Pardeep Kumar Singla <b45784@freescale.com>
---
Changes since v3:
Added enable_ipu_clock() function for ipu clock setting

board/freescale/mx6sabresd/mx6sabresd.c | 64 ++++++++++++++++++++++++++++++-
include/configs/mx6sabre_common.h | 3 +-
include/configs/mx6sabresd.h | 19 +++++++++
3 files changed, 84 insertions(+), 2 deletions(-)

diff --git a/board/freescale/mx6sabresd/mx6sabresd.c b/board/freescale/mx6sabresd/mx6sabresd.c
index 222ee98..4694b5c 100644
--- a/board/freescale/mx6sabresd/mx6sabresd.c
+++ b/board/freescale/mx6sabresd/mx6sabresd.c
@@ -29,7 +29,12 @@
#include <fsl_esdhc.h>
#include <miiphy.h>
#include <netdev.h>
-
+#include <asm/arch/mxc_hdmi.h>
+#include <asm/arch/crm_regs.h>
+#include <linux/fb.h>
+#include <ipu_pixfmt.h>
+#include <asm/io.h>
+#include <asm/arch/sys_proto.h>
DECLARE_GLOBAL_DATA_PTR;

#define UART_PAD_CTRL (PAD_CTL_PUS_100K_UP | \
@@ -239,6 +244,60 @@ int board_phy_config(struct phy_device *phydev)
return 0;
}

+#if defined(CONFIG_VIDEO_IPUV3)
+static struct fb_videomode const hdmi = {
+ .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
+};
+
+int board_video_skip(void)
+{
+ int ret;
+
+ ret = ipuv3_fb_init(&hdmi, 0, IPU_PIX_FMT_RGB24);
+
+ if (ret)
+ printf("HDMI cannot be configured: %d\n", ret);
+
+ imx_enable_hdmi_phy();
+ return ret;
+}
+
+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_eth_init(bd_t *bis)
{
int ret;
@@ -255,6 +314,9 @@ int board_eth_init(bd_t *bis)
int board_early_init_f(void)
{
setup_iomux_uart();
+#if defined(CONFIG_VIDEO_IPUV3)
+ setup_display();
+#endif

return 0;
}
diff --git a/include/configs/mx6sabre_common.h b/include/configs/mx6sabre_common.h
index 53cc559..dd93fff 100644
--- a/include/configs/mx6sabre_common.h
+++ b/include/configs/mx6sabre_common.h
@@ -20,6 +20,7 @@
#define CONFIG_MX6

#include "mx6_common.h"
+#include <asm/sizes.h>

#define CONFIG_DISPLAY_CPUINFO
#define CONFIG_DISPLAY_BOARDINFO
@@ -32,7 +33,7 @@
#define CONFIG_REVISION_TAG

/* Size of malloc() pool */
-#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 2 * 1024 * 1024)
+#define CONFIG_SYS_MALLOC_LEN (10 * SZ_1M)

#define CONFIG_BOARD_EARLY_INIT_F
#define CONFIG_BOARD_LATE_INIT
diff --git a/include/configs/mx6sabresd.h b/include/configs/mx6sabresd.h
index 76675f4..5637c19 100644
--- a/include/configs/mx6sabresd.h
+++ b/include/configs/mx6sabresd.h
@@ -17,6 +17,9 @@
#ifndef __MX6QSABRESD_CONFIG_H
#define __MX6QSABRESD_CONFIG_H

+#include <asm/arch/imx-regs.h>
+#include <asm/imx-common/gpio.h>
+
#define CONFIG_MACH_TYPE 3980
#define CONFIG_MXC_UART_BASE UART1_BASE
#define CONFIG_CONSOLE_DEV "ttymxc0"
@@ -31,4 +34,20 @@
#define CONFIG_SYS_MMC_ENV_DEV 1 /* SDHC3 */
#endif

+/* Framebuffer */
+#define CONFIG_VIDEO
+#define CONFIG_VIDEO_IPUV3
+#define CONFIG_CFB_CONSOLE
+#define CONFIG_VGA_AS_SINGLE_DEVICE
+#define CONFIG_SYS_CONSOLE_IS_IN_ENV
+#define CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE
+#define CONFIG_VIDEO_BMP_RLE8
+#define CONFIG_SPLASH_SCREEN
+#define CONFIG_SPLASH_SCREEN_ALIGN
+#define CONFIG_BMP_16BPP
+#define CONFIG_VIDEO_LOGO
+#define CONFIG_VIDEO_BMP_LOGO
+#define CONFIG_IPUV3_CLK 260000000
+#define CONFIG_IMX_HDMI
+
#endif /* __MX6QSABRESD_CONFIG_H */
--
1.7.9.5