include: env: phytec: Add common mmc boot for K3 SoMs

This environment include can be used to boot from a
MMC device for PHYTEC's K3-based SoMs.

Signed-off-by: Daniel Schultz <d.schultz@phytec.de>
Reviewed-by: Wadim Egorov <w.egorov@phytec.de>

diff --git a/include/env/phytec/k3_mmc.env b/include/env/phytec/k3_mmc.env
new file mode 100644 (file)
index 0000000..e1208a6
--- /dev/null
+++ b/include/env/phytec/k3_mmc.env
@@ -0,0 +1,18 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (C) 2024 PHYTEC Messtechnik GmbH
+ * Author: Daniel Schultz <d.schultz@phytec.de>
+ */
+
+/* Logic for TI K3 based SoCs to boot from a MMC device. */
+
+mmcargs=setenv bootargs console=${console} earlycon=${earlycon}
+       root=/dev/mmcblk${mmcdev}p${mmcroot} rootwait rw
+loadimage=load mmc ${mmcdev}:${mmcpart} ${loadaddr} Image
+loadfdt=load mmc ${mmcdev}:${mmcpart} ${fdt_addr_r} ${fdtfile}
+mmcboot=run mmcargs;
+       mmc dev ${mmcdev};
+       mmc rescan;
+       run loadimage;
+       run loadfdt;
+       booti ${loadaddr} - ${fdt_addr_r}