board: ti: am62x_evm: Add android bootflow
Add Android bootflow support for AM62X SK EVM board with
new android boot method.
To build for AM62x for Android, we use the
am62x_a53_android.config fragment when building A53 bootloaders:
$ make am62x_evm_a53_defconfig
$ make am62x_a53_android.config
$ make
Co-developed-by: Mattijs Korpershoek <mkorpershoek@baylibre.com>
Signed-off-by: Mattijs Korpershoek <mkorpershoek@baylibre.com>
Signed-off-by: Guillaume La Roque <glaroque@baylibre.com>
Reviewed-by: Mattijs Korpershoek <mkorpershoek@baylibre.com>
Reviewed-by: Bryan Brattlof <bb@ti.com>
diff --git a/configs/am62x_a53_android.config b/configs/am62x_a53_android.config
new file mode 100644
index 0000000..adbe2b8
--- /dev/null
+++ b/configs/am62x_a53_android.config
@@ -0,0 +1,21 @@
+# Defconfig fragment for enabling Android boot flow
+# to apply on top of am62x_evm_a53_defconfig or am62x_lpsk_a53_defconfig
+# Enable fastboot
+CONFIG_USB_FUNCTION_FASTBOOT=y
+CONFIG_FASTBOOT_BUF_ADDR=0xC0000000
+CONFIG_FASTBOOT_BUF_SIZE=0x2F000000
+CONFIG_FASTBOOT_FLASH=y
+CONFIG_FASTBOOT_FLASH_MMC_DEV=0
+CONFIG_CMD_GPT=y # Needed for FASTBOOT_CMD_OEM_FORMAT
+CONFIG_RANDOM_UUID=y # Needed for FASTBOOT_CMD_OEM_FORMAT
+CONFIG_FASTBOOT_CMD_OEM_FORMAT=y
+# Enable Android boot flow
+CONFIG_BOOTMETH_ANDROID=y
+CONFIG_SYS_BOOTM_LEN=0x4000000
+CONFIG_SYS_MALLOC_LEN=0x08000000
+CONFIG_AVB_VERIFY=y
+CONFIG_LIBAVB=y
+CONFIG_CMD_ADTIMG=y
+CONFIG_CMD_ABOOTIMG=y
+CONFIG_CMD_AB_SELECT=y
+CONFIG_CMD_AVB=y