On 22/09/2016 20:55, Akshay Bhat wrote:
> From: Ken Lin <ken....@advantech.com.tw>
>
> Due to clock source restrictions on i.MX6, certain pixel clock rates can
> not be supported. Hence default the resolution/frame rate during boot to a
> supported value by passing video bootargs 1024x768@60 for
> HDMI (Display Port1) and LVDS (Display Port2) on B850v3.
>
> Signed-off-by: Ken Lin <ken....@advantech.com.tw>
> Signed-off-by: Akshay Bhat <akshay.b...@timesys.com>
> ---
> include/configs/ge_bx50v3.h | 7 ++++++-
> 1 file changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/include/configs/ge_bx50v3.h b/include/configs/ge_bx50v3.h
> index 52f096e..b905104 100644
> --- a/include/configs/ge_bx50v3.h
> +++ b/include/configs/ge_bx50v3.h
> @@ -15,6 +15,7 @@
> #include <asm/arch/imx-regs.h>
> #include <asm/imx-common/gpio.h>
>
> +#define CONFIG_BOOTARGS_EXTRA
> #if defined(CONFIG_TARGET_GE_B450V3)
> #define CONFIG_BOARD_NAME "General Electric B450v3"
> #define CONFIG_DEFAULT_FDT_FILE "/boot/imx6q-b450v3.dtb"
> @@ -24,6 +25,9 @@
> #elif defined(CONFIG_TARGET_GE_B850V3)
> #define CONFIG_BOARD_NAME "General Electric B850v3"
> #define CONFIG_DEFAULT_FDT_FILE "/boot/imx6q-b850v3.dtb"
> +#undef CONFIG_BOOTARGS_EXTRA
> +#define CONFIG_BOOTARGS_EXTRA "video=DP-1:1024x768@60 " \
> + "video=HDMI-A-1:1024x768@60 "
> #else
> #define CONFIG_BOARD_NAME "General Electric BA16 Generic"
> #define CONFIG_DEFAULT_FDT_FILE "/boot/imx6q-ba16.dtb"
> @@ -166,7 +170,8 @@
> "echo 'U-Boot upgraded. Please reset'; " \
> "fi\0" \
> "setargs=setenv bootargs console=${console},${baudrate} " \
> - "root=/dev/${rootdev} rw rootwait cma=128M\0" \
> + "root=/dev/${rootdev} rw rootwait cma=128M " \
> + CONFIG_BOOTARGS_EXTRA "\0" \
> "loadbootscript=" \
> "ext2load ${dev} ${devnum}:${partnum} ${loadaddr} ${script};\0"
> \
> "bootscript=echo Running bootscript from ${dev}:${devnum}:${partnum};" \
>
Applied to u-boot-imx, thanks !
Best regards,
Stefano Babic
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