apalis-imx8: add M4 boot environment helpers
Add M4 boot environment functions for reference.
Signed-off-by: Andrejs Cainikovs <andrejs.cainikovs@toradex.com>
Signed-off-by: Francesco Dolcini <francesco.dolcini@toradex.com>
Reviewed-by: Fabio Estevam <festevam@denx.de>
diff --git a/include/configs/apalis-imx8.h b/include/configs/apalis-imx8.h
index 9eedf36..845705c 100644
--- a/include/configs/apalis-imx8.h
+++ b/include/configs/apalis-imx8.h
@@ -19,6 +19,15 @@
"ramdisk_addr_r=0x9d500000\0" \
"scriptaddr=0x9d480000\0"
+/* Boot M4 */
+#define M4_BOOT_ENV \
+ "m4_0_image=m4_0.bin\0" \
+ "m4_1_image=m4_1.bin\0" \
+ "loadm4image_0=load mmc ${mmcdev}:${mmcpart} ${loadaddr} ${m4_0_image}\0" \
+ "loadm4image_1=load mmc ${mmcdev}:${mmcpart} ${loadaddr} ${m4_1_image}\0" \
+ "m4boot_0=run loadm4image_0; dcache flush; bootaux ${loadaddr} 0\0" \
+ "m4boot_1=run loadm4image_1; dcache flush; bootaux ${loadaddr} 1\0" \
+
/* Enable Distro Boot */
#define BOOT_TARGET_DEVICES(func) \
func(MMC, mmc, 1) \
@@ -30,6 +39,7 @@
/* Initial environment variables */
#define CFG_EXTRA_ENV_SETTINGS \
BOOTENV \
+ M4_BOOT_ENV \
MEM_LAYOUT_ENV_SETTINGS \
"boot_script_dhcp=boot.scr\0" \
"console=ttyLP1\0" \