diff mbox series

[v5,01/14] smegw01: Enable setting additional boot params

Message ID 20230426160501.1199085-1-festevam@gmail.com
State Accepted
Commit 7f932c6b84b61f3d23c8071370d5d857577cde7d
Delegated to: Stefano Babic
Headers show
Series [v5,01/14] smegw01: Enable setting additional boot params | expand

Commit Message

Fabio Estevam April 26, 2023, 4:04 p.m. UTC 
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>
---
Changes since v4:
- None

 include/configs/smegw01.h | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

Comments

Stefano Babic May 2, 2023, 12:47 p.m. UTC | #1 
> 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>
Applied to u-boot-imx, master, thanks !

Best regards,
Stefano Babic
diff mbox series

Patch

diff --git a/include/configs/smegw01.h b/include/configs/smegw01.h
index 11031744bef8..a356f095a68c 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 ...; " \