From: Andrejs Cainikovs <andrejs.cainikovs@toradex.com>
Date: Mon, 16 Jan 2023 19:05:14 +0000 (+0100)
Subject: apalis-imx8: add M4 boot environment helpers
X-Git-Tag: baikal/mips/sdk5.8.2~5^2~65^2~65
X-Git-Url: https://git.baikalelectronics.ru/?a=commitdiff_plain;h=9256a2572716424b6492c1a8eb43cbd6350166db;p=uboot.git

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 9eedf36b41..845705c86d 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" \