[PATCH v2 07/30] arm64: dts: rockchip: Add SARADC node for RK3528

Jonas Karlman jonas at kwiboo.se
Tue Apr 8 00:46:40 CEST 2025


Add a device tree node for the SARADC controller used by RK3528.

Signed-off-by: Jonas Karlman <jonas at kwiboo.se>
Link: https://lore.kernel.org/r/20250304201642.831218-4-jonas@kwiboo.se
Signed-off-by: Heiko Stuebner <heiko at sntech.de>

[ upstream commit: 6e58302c84ce90aadbecd41efe1f69098a6f91e5 ]

(cherry picked from commit 8ba64ba5cb301bca777ba7f0d2a2a72f49af5ff2)
Signed-off-by: Jonas Karlman <jonas at kwiboo.se>
---
 dts/upstream/src/arm64/rockchip/rk3528.dtsi | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/dts/upstream/src/arm64/rockchip/rk3528.dtsi b/dts/upstream/src/arm64/rockchip/rk3528.dtsi
index 4be53868f324..c2eaa0c6ea90 100644
--- a/dts/upstream/src/arm64/rockchip/rk3528.dtsi
+++ b/dts/upstream/src/arm64/rockchip/rk3528.dtsi
@@ -9,6 +9,7 @@
 #include <dt-bindings/interrupt-controller/irq.h>
 #include <dt-bindings/pinctrl/rockchip.h>
 #include <dt-bindings/clock/rockchip,rk3528-cru.h>
+#include <dt-bindings/reset/rockchip,rk3528-cru.h>
 
 / {
 	compatible = "rockchip,rk3528";
@@ -455,6 +456,18 @@
 			status = "disabled";
 		};
 
+		saradc: adc at ffae0000 {
+			compatible = "rockchip,rk3528-saradc";
+			reg = <0x0 0xffae0000 0x0 0x10000>;
+			clocks = <&cru CLK_SARADC>, <&cru PCLK_SARADC>;
+			clock-names = "saradc", "apb_pclk";
+			interrupts = <GIC_SPI 140 IRQ_TYPE_LEVEL_HIGH>;
+			resets = <&cru SRST_P_SARADC>;
+			reset-names = "saradc-apb";
+			#io-channel-cells = <1>;
+			status = "disabled";
+		};
+
 		pinctrl: pinctrl {
 			compatible = "rockchip,rk3528-pinctrl";
 			rockchip,grf = <&ioc_grf>;
-- 
2.49.0



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