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From: Xianwei Zhao via B4 Relay <devnull+xianwei.zhao.amlogic.com@kernel.org>
To: Linus Walleij <linus.walleij@linaro.org>,
	Rob Herring <robh@kernel.org>,
	 Krzysztof Kozlowski <krzk+dt@kernel.org>,
	 Conor Dooley <conor+dt@kernel.org>,
	 Neil Armstrong <neil.armstrong@linaro.org>,
	 Kevin Hilman <khilman@baylibre.com>,
	Jerome Brunet <jbrunet@baylibre.com>,
	 Martin Blumenstingl <martin.blumenstingl@googlemail.com>,
	 Bartosz Golaszewski <brgl@bgdev.pl>
Cc: linux-gpio@vger.kernel.org, devicetree@vger.kernel.org,
	 linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	 linux-amlogic@lists.infradead.org,
	Xianwei Zhao <xianwei.zhao@amlogic.com>
Subject: [PATCH v4 4/5] arm64: dts: amlogic: a4: add pinctrl node
Date: Wed, 22 Jan 2025 11:26:02 +0800	[thread overview]
Message-ID: <20250122-amlogic-pinctrl-v4-4-4677b2e18ff1@amlogic.com> (raw)
In-Reply-To: <20250122-amlogic-pinctrl-v4-0-4677b2e18ff1@amlogic.com>

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

Add pinctrl device to support Amlogic A4 and add uart pinconf.

Signed-off-by: Xianwei Zhao <xianwei.zhao@amlogic.com>
---
 arch/arm64/boot/dts/amlogic/amlogic-a4.dtsi | 120 ++++++++++++++++++++++++++++
 1 file changed, 120 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/amlogic-a4.dtsi b/arch/arm64/boot/dts/amlogic/amlogic-a4.dtsi
index de10e7aebf21..efba8565af3c 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/pinctrl/amlogic,pinctrl.h>
 / {
 	cpus {
 		#address-cells = <2>;
@@ -48,3 +49,122 @@ pwrc: power-controller {
 		};
 	};
 };
+
+&apb {
+	periphs_pinctrl: pinctrl {
+		compatible = "amlogic,pinctrl-a4";
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		gpiox: gpio@4100 {
+			reg = <0 0x4100 0 0x40>, <0 0x400c 0 0xc>;
+			reg-names = "gpio", "mux";
+			gpio-controller;
+			#gpio-cells = <2>;
+			gpio-ranges = <&periphs_pinctrl 0 (AMLOGIC_GPIO_X<<8) 18>;
+		};
+
+		gpiot: gpio@4140 {
+			reg = <0 0x4140 0 0x40>, <0 0x402c 0 0xc>;
+			reg-names = "gpio", "mux";
+			gpio-controller;
+			#gpio-cells = <2>;
+			gpio-ranges = <&periphs_pinctrl 0 (AMLOGIC_GPIO_T<<8) 23>;
+		};
+
+		gpiod: gpio@4180 {
+			reg = <0 0x4180 0 0x40>, <0 0x4040 0 0x8>;
+			reg-names = "gpio", "mux";
+			gpio-controller;
+			#gpio-cells = <2>;
+			gpio-ranges = <&periphs_pinctrl 0 (AMLOGIC_GPIO_D<<8) 16>;
+		};
+
+		gpioe: gpio@41c0 {
+			reg = <0 0x41c0 0 0x40>, <0 0x4048 0 0x4>;
+			reg-names = "gpio", "mux";
+			gpio-controller;
+			#gpio-cells = <2>;
+			gpio-ranges = <&periphs_pinctrl 0 (AMLOGIC_GPIO_E<<8) 2>;
+		};
+
+		gpiob: gpio@4240 {
+			reg = <0 0x4240 0 0x40>, <0 0x4000 0 0x8>;
+			reg-names = "gpio", "mux";
+			gpio-controller;
+			#gpio-cells = <2>;
+			gpio-ranges = <&periphs_pinctrl 0 (AMLOGIC_GPIO_B<<8) 14>;
+		};
+
+		gpioao: gpio@8e704 {
+			reg = <0 0x8e704 0 0x16>, <0 0x8e700 0 0x4>;
+			reg-names = "gpio", "mux";
+			gpio-controller;
+			#gpio-cells = <2>;
+			gpio-ranges = <&periphs_pinctrl 0 (AMLOGIC_GPIO_AO<<8) 7>;
+		};
+
+		test_n: gpio@8e744 {
+			reg = <0 0x8e744 0 0x20>;
+			reg-names = "gpio";
+			gpio-controller;
+			#gpio-cells = <2>;
+			gpio-ranges = <&periphs_pinctrl 0 (AMLOGIC_GPIO_TEST_N<<8) 1>;
+		};
+
+		func-uart-a {
+			uart_a_default: group-uart-a-pins1 {
+				pinmux = <AML_PINMUX(AMLOGIC_GPIO_X, 11, 1)>,
+					 <AML_PINMUX(AMLOGIC_GPIO_X, 12, 1)>,
+					 <AML_PINMUX(AMLOGIC_GPIO_X, 13, 1)>,
+					 <AML_PINMUX(AMLOGIC_GPIO_X, 14, 1)>;
+			};
+
+			group-uart-a-pins2 {
+				pinmux = <AML_PINMUX(AMLOGIC_GPIO_D, 2, 3)>,
+					 <AML_PINMUX(AMLOGIC_GPIO_D, 3, 3)>;
+				bias-pull-up;
+				drive-strength-microamp = <4000>;
+			};
+		};
+
+		func-uart-b {
+			uart_b_default: group-uart-b-pins {
+				pinmux = <AML_PINMUX(AMLOGIC_GPIO_E, 0, 3)>,
+					 <AML_PINMUX(AMLOGIC_GPIO_E, 1, 3)>;
+				bias-pull-up;
+				drive-strength-microamp = <4000>;
+			};
+		};
+
+		func-uart-d {
+			uart_d_default: group-uart-d-pins1 {
+				pinmux = <AML_PINMUX(AMLOGIC_GPIO_T, 18, 4)>,
+					 <AML_PINMUX(AMLOGIC_GPIO_T, 19, 4)>;
+				bias-pull-up;
+				drive-strength-microamp = <4000>;
+			};
+
+			group-uart-d-pins2 {
+				pinmux = <AML_PINMUX(AMLOGIC_GPIO_T, 7, 2)>,
+					 <AML_PINMUX(AMLOGIC_GPIO_T, 8, 2)>,
+					 <AML_PINMUX(AMLOGIC_GPIO_T, 9, 2)>,
+					 <AML_PINMUX(AMLOGIC_GPIO_T, 10, 2)>;
+				bias-pull-up;
+				drive-strength-microamp = <4000>;
+			};
+		};
+
+		func-uart-e {
+			uart_e_default: group-uart-e-pins {
+				pinmux = <AML_PINMUX(AMLOGIC_GPIO_T, 14, 3)>,
+					 <AML_PINMUX(AMLOGIC_GPIO_T, 15, 3)>,
+					 <AML_PINMUX(AMLOGIC_GPIO_T, 16, 3)>,
+					 <AML_PINMUX(AMLOGIC_GPIO_T, 17, 3)>;
+				bias-pull-up;
+				drive-strength-microamp = <4000>;
+			};
+		};
+	};
+};

-- 
2.37.1



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  parent reply	other threads:[~2025-01-22  3:28 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-01-22  3:25 [PATCH v4 0/5] Pinctrl: Add Amlogic pinctrl driver Xianwei Zhao via B4 Relay
2025-01-22  3:25 ` [PATCH v4 1/5] dt-bindings: pinctrl: Add support for Amlogic SoCs Xianwei Zhao via B4 Relay
2025-01-27 18:59   ` Rob Herring
2025-02-07  6:59     ` Xianwei Zhao
2025-01-22  3:26 ` [PATCH v4 2/5] pinctrl: pinconf-generic: Add API for pinmux propertity in DTS file Xianwei Zhao via B4 Relay
2025-01-22  3:26 ` [PATCH v4 3/5] pinctrl: Add driver support for Amlogic SoCs Xianwei Zhao via B4 Relay
2025-01-27  9:59   ` Linus Walleij
2025-02-07  7:07     ` Xianwei Zhao
2025-01-22  3:26 ` Xianwei Zhao via B4 Relay [this message]
2025-01-22  3:26 ` [PATCH v4 5/5] MAINTAINERS: Add an entry for Amlogic pinctrl driver Xianwei Zhao via B4 Relay

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