mirrors/u-boot
0
0
Fork 0
mirror of https://github.com/u-boot/u-boot.git synced 2024-11-26 05:34:30 +08:00
Code Issues Packages Projects Releases Wiki Activity

mx6qsabreauto: Add HDMI support

Browse Source 
Let HDMI splash screen support work by default.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
This commit is contained in:
Fabio Estevam 2014-09-22 13:55:52 -03:00 committed by Stefano Babic
parent 257d5614f4
commit 510922ac61
2 changed files with 76 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

60
board/freescale/mx6qsabreauto/mx6qsabreauto.c
View File

@ -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;
}

17
include/configs/mx6qsabreauto.h
View File

@ -45,4 +45,21 @@
#define CONFIG_SYS_I2C_MXC
#define CONFIG_SYS_I2C_SPEED 100000
/* 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
#define CONFIG_IMX_VIDEO_SKIP
#endif /* __MX6QSABREAUTO_CONFIG_H */