From: Eduard Strehlau eduard@lionizers.com
Introduce EXTRA_BOOTPARAMS to allow passing additional parameters to kernel command line. This is useful for debugging purposes.
Signed-off-by: Eduard Strehlau eduard@lionizers.com Signed-off-by: Fabio Estevam festevam@denx.de --- 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 ...; " \