[PATCH v2 15/20] ARM: am625-sk: put environment on eMMC when booting from it

[Sascha Hauer]

When booting from eMMC put the environment on the eMMC as well.

Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
---
 arch/arm/boards/am625-sk/board.c |  5 +++++
 arch/arm/dts/k3-am625-sk.dts     | 15 +++++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/arch/arm/boards/am625-sk/board.c b/arch/arm/boards/am625-sk/board.c
index fd3bcdeac6..c716f30e69 100644
--- a/arch/arm/boards/am625-sk/board.c
+++ b/arch/arm/boards/am625-sk/board.c
@@ -11,6 +11,11 @@ static int am625_sk_probe(struct device *dev)
 {
 	am625_enable_32k_crystal();
 
+	k3_bbu_emmc_register("emmc", "/dev/mmc0", BBU_HANDLER_FLAG_DEFAULT);
+
+	if (k3_boot_is_emmc())
+		of_device_enable_path("/chosen/environment-emmc");
+
 	return 0;
 }
 
diff --git a/arch/arm/dts/k3-am625-sk.dts b/arch/arm/dts/k3-am625-sk.dts
index 56d5681519..8d7a73babf 100644
--- a/arch/arm/dts/k3-am625-sk.dts
+++ b/arch/arm/dts/k3-am625-sk.dts
@@ -3,6 +3,16 @@
 #include <arm64/ti/k3-am625-sk.dts>
 #include "k3-am625.dtsi"
 
+/ {
+	chosen {
+		environment-emmc {
+			compatible = "barebox,environment";
+			device-path = &env_emmc;
+			status = "disabled";
+		};
+	};
+};
+
 /*
  * DRAM size differs between board variants. Real size is read from DDRSS
  */
@@ -10,4 +20,9 @@
 
 &sdhci0 {
 	max-frequency = <26000000>;
+
+	env_emmc: partition at e0000 {
+		label = "barebox-environment";
+		reg = <0x0 0xe0000 0x0 0x20000>;
+	};
 };

-- 
2.39.5