linux-kernel - [PATCH v2 3/3] arm64: dts: amlogic: a4: add pinctrl node

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Message-Id: <20241014-a4_pinctrl-v2-3-3e74a65c285e@amlogic.com>
Date: Mon, 14 Oct 2024 17:05:53 +0800
From: Xianwei Zhao via B4 Relay <devnull+xianwei.zhao.amlogic.com@...nel.org>
To: Linus Walleij <linus.walleij@...aro.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Neil Armstrong <neil.armstrong@...aro.org>, 
 Kevin Hilman <khilman@...libre.com>, Jerome Brunet <jbrunet@...libre.com>, 
 Martin Blumenstingl <martin.blumenstingl@...glemail.com>, 
 Bartosz Golaszewski <brgl@...ev.pl>
Cc: linux-gpio@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-arm-kernel@...ts.infradead.org, linux-amlogic@...ts.infradead.org, 
 linux-kernel@...r.kernel.org, Xianwei Zhao <xianwei.zhao@...ogic.com>
Subject: [PATCH v2 3/3] arm64: dts: amlogic: a4: add pinctrl node

From: Xianwei Zhao <xianwei.zhao@...ogic.com>

Add pinctrl device to support Amlogic A4.

Signed-off-by: Xianwei Zhao <xianwei.zhao@...ogic.com>
---
 arch/arm64/boot/dts/amlogic/amlogic-a4.dtsi | 36 +++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/amlogic-a4.dtsi b/arch/arm64/boot/dts/amlogic/amlogic-a4.dtsi
index de10e7aebf21..a748351e8b1b 100644
--- a/arch/arm64/boot/dts/amlogic/amlogic-a4.dtsi
+++ b/arch/arm64/boot/dts/amlogic/amlogic-a4.dtsi
@@ -5,6 +5,7 @@
 
 #include "amlogic-a4-common.dtsi"
 #include <dt-bindings/power/amlogic,a4-pwrc.h>
+#include <dt-bindings/gpio/amlogic-a4-gpio.h>
 / {
 	cpus {
 		#address-cells = <2>;
@@ -48,3 +49,38 @@ pwrc: power-controller {
 		};
 	};
 };
+
+&apb {
+	periphs_pinctrl: pinctrl@...0 {
+		compatible = "amlogic,a4-periphs-pinctrl";
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges = <0x0 0x0 0x0 0x4000 0x0 0x02e0>;
+
+		gpio: bank@0 {
+			reg = <0x0 0x0 0x0 0x0050>,
+			      <0x0 0xc0 0x0 0x0220>;
+			reg-names = "mux", "gpio";
+			gpio-controller;
+			#gpio-cells = <2>;
+			gpio-ranges = <&periphs_pinctrl 0 0 PERIPHS_PIN_NUM>;
+		};
+	};
+
+	aobus_pinctrl: pinctrl@...00 {
+		compatible = "amlogic,a4-aobus-pinctrl";
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges = <0x0 0x0 0x0 0x8e700 0x0 0x0064>;
+
+		ao_gpio: bank@0 {
+			reg = <0x0 0x00 0x0 0x04>,
+			      <0x0 0x04 0x0 0x60>;
+			reg-names = "mux", "gpio";
+			gpio-controller;
+			#gpio-cells = <2>;
+			gpio-ranges = <&aobus_pinctrl 0 0 AOBUS_PIN_NUM>;
+		};
+	};
+
+};

-- 
2.37.1