Edge 2L is an ultraslim, credit-card sized ARM PC designed by Khadas.
In this patch, we will add basic device tree support for this board,
Only eMMC, UART are enabled, so it's capable of booting into
a basic Linux system from eMMC via serial console.
Signed-off-by: Gray Huang <gray.huang@wesion.com>
---
arch/arm64/boot/dts/rockchip/Makefile | 1 +
.../dts/rockchip/rk3576-khadas-edge-2l.dts | 34 +++++++++++++++++++
2 files changed, 35 insertions(+)
create mode 100644 arch/arm64/boot/dts/rockchip/rk3576-khadas-edge-2l.dts
diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/rockchip/Makefile
index 4d384f153c13..127403666332 100644
--- a/arch/arm64/boot/dts/rockchip/Makefile
+++ b/arch/arm64/boot/dts/rockchip/Makefile
@@ -164,6 +164,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3576-armsom-sige5.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3576-armsom-sige5-v1.2-wifibt.dtbo
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3576-evb1-v10.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3576-evb1-v10-pcie1.dtbo
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3576-khadas-edge-2l.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3576-luckfox-omni3576.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3576-nanopi-m5.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3576-nanopi-r76s.dtb
diff --git a/arch/arm64/boot/dts/rockchip/rk3576-khadas-edge-2l.dts b/arch/arm64/boot/dts/rockchip/rk3576-khadas-edge-2l.dts
new file mode 100644
index 000000000000..68630379af63
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/rk3576-khadas-edge-2l.dts
@@ -0,0 +1,34 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+
+/dts-v1/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/pinctrl/rockchip.h>
+#include "rk3576.dtsi"
+
+/ {
+ model = "Khadas Edge-2L";
+ compatible = "khadas,edge-2l", "rockchip,rk3576";
+
+ aliases {
+ mmc0 = &sdhci;
+ };
+
+ chosen {
+ stdout-path = "serial0:1500000n8";
+ };
+};
+
+&sdhci {
+ bus-width = <8>;
+ no-sdio;
+ no-sd;
+ non-removable;
+ mmc-hs400-1_8v;
+ mmc-hs400-enhanced-strobe;
+ status = "okay";
+};
+
+&uart0 {
+ status = "okay";
+};
--
2.34.1