feat: add PCIe2x1 on rock 3a

Signed-off-by: Nascs Fang <[email protected]>
nascs · Sep 18, 2024 · 6fb87da · 6fb87da
1 parent 3f3b4b0
commit 6fb87da
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Showing 3 changed files with 23 additions and 1 deletion.
diff --git a/arch/arm64/boot/dts/rockchip/overlays/Makefile b/arch/arm64/boot/dts/rockchip/overlays/Makefile
@@ -259,6 +259,7 @@ dtb-$(CONFIG_CLK_RK3568) += \
 	rk3568-uart9-m1.dtbo \
 	rk3568-w1-gpio3-a5.dtbo \
 	rk3568-w1-gpio3-d1.dtbo \
+	rock-3a-pice2.dtbo \
 	rock-3a-radxa-5inch-touchscreen.dtbo \
 	rock-3a-radxa-25w-poe.dtbo \
 	rock-3a-sata0.dtbo \

diff --git a/arch/arm64/boot/dts/rockchip/overlays/rock-3a-pice2.dts b/arch/arm64/boot/dts/rockchip/overlays/rock-3a-pice2.dts
@@ -0,0 +1,21 @@
+// ROCK 3A Pcie M.2 to sata
+/dts-v1/;
+/plugin/;
+
+/ {
+	metadata {
+		title = "Enable PCIe";
+		compatible = "radxa,rock-3a-sata";
+		category = "misc";
+		description = "Enable PCIe.
+When PCIe2x1 is enabled, SATA2 cannot be enabled on the same port.";
+	};
+};
+
+&pcie2x1 {
+	status = "okay";
+};
+
+&sata2 {
+	status = "disabled";
+};
diff --git a/arch/arm64/boot/dts/rockchip/overlays/rock-3a-sata2.dts b/arch/arm64/boot/dts/rockchip/overlays/rock-3a-sata2.dts
@@ -5,7 +5,7 @@
 / {
 	metadata {
 		title = "Enable SATA2";
-		compatible = "radxa,rock-3a";
+		compatible = "radxa,rock-3a-pcie";
 		category = "misc";
 		description = "Enable SATA2.
 When SATA2 is enabled, PCIe cannot be enabled on the same port.";