On Mon, Apr 24, 2023 at 08:11:54AM -0300, Fabio Estevam wrote:
> From: Eduard Strehlau
>
> Introduce EXTRA_BOOTPARAMS to allow passing additional parameters
> to kernel command line. This is useful for debugging purposes.
>
> Signed-off-by: Eduard Strehlau
> Signed-off-by: Fabio Estevam
> ---
> Changes since v2:
> - None
>
> include/configs/smegw01.h | 8 +++-
> 1 file changed, 7 insertions(+), 1 deletion(-)
>
> diff --git a/include/configs/smegw01.h b/include/configs/smegw01.h
> index 11031744be..a356f095a6 100644
> --- a/include/configs/smegw01.h
> +++ b/include/configs/smegw01.h
> @@ -17,6 +17,11 @@
> /* MMC Config*/
> #define CFG_SYS_FSL_ESDHC_ADDR 0
>
> +/* default to no extra bootparams, we need an empty define for
> stringification*/
> +#ifndef EXTRA_BOOTPARAMS
> +#define EXTRA_BOOTPARAMS
> +#endif
> +
> #define CFG_EXTRA_ENV_SETTINGS \
> "image=zImage\0" \
> "console=ttymxc0\0" \
> @@ -26,7 +31,8 @@
> "mmcdev=0\0" \
> "mmcpart=1\0" \
> "mmcargs=setenv bootargs console=${console},${baudrate} " \
> - "root=/dev/mmcblk0p${mmcpart} rootwait rw\0" \
> + "root=/dev/mmcblk0p${mmcpart} rootwait rw " \
> + __stringify(EXTRA_BOOTPARAMS) "\0" \
> "loadimage=load mmc ${mmcdev}:${mmcpart} ${loadaddr} boot/${image}\0" \
> "loadfdt=load mmc ${mmcdev}:${mmcpart} ${fdt_addr} boot/${fdtfile}\0" \
> "mmcboot=echo Booting from mmc ...; " \
As this series does a lot of environment changes, please update the
board to use plain text environment instead of CFG_EXTRA_ENV_SETTINGS,
thanks. If it's too much to do at the start of the series, at the end is
OK.
--
Tom
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