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From: Kelvin Zhang via B4 Relay <devnull+kelvin.zhang.amlogic.com@kernel.org>
Date: Wed, 29 May 2024 18:00:57 +0800
Subject: [PATCH v6 2/2] arm64: dts: amlogic: Add Amlogic S4 PWM
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Message-Id: <20240529-s4-pwm-v6-2-270f63049f20@amlogic.com>
References: <20240529-s4-pwm-v6-0-270f63049f20@amlogic.com>
In-Reply-To: <20240529-s4-pwm-v6-0-270f63049f20@amlogic.com>
To: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= <u.kleine-koenig@pengutronix.de>, 
 Neil Armstrong <neil.armstrong@linaro.org>, 
 Kevin Hilman <khilman@baylibre.com>, Jerome Brunet <jbrunet@baylibre.com>, 
 Martin Blumenstingl <martin.blumenstingl@googlemail.com>, 
 Rob Herring <robh@kernel.org>, Krzysztof Kozlowski <krzk+dt@kernel.org>, 
 Conor Dooley <conor+dt@kernel.org>
Cc: linux-pwm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, 
 linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org, 
 devicetree@vger.kernel.org, Kelvin Zhang <kelvin.zhang@amlogic.com>, 
 Junyi Zhao <junyi.zhao@amlogic.com>
Reply-To: kelvin.zhang@amlogic.com

From: Junyi Zhao <junyi.zhao@amlogic.com>

Add device nodes for PWM_AB, PWM_CD, PWM_EF, PWM_GH and PWM_IJ
along with GPIO PIN configs of each channel.

Signed-off-by: Junyi Zhao <junyi.zhao@amlogic.com>
Signed-off-by: Kelvin Zhang <kelvin.zhang@amlogic.com>
---
 arch/arm64/boot/dts/amlogic/meson-s4.dtsi | 207 ++++++++++++++++++++++++++++++
 1 file changed, 207 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-s4.dtsi b/arch/arm64/boot/dts/amlogic/meson-s4.dtsi
index 10896f9df682..98f554577bae 100644
--- a/arch/arm64/boot/dts/amlogic/meson-s4.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-s4.dtsi
@@ -312,6 +312,168 @@ mux {
 					};
 				};
 
+				pwm_a_pins1: pwm-a-pins1 {
+					mux {
+						groups = "pwm_a_d";
+						function = "pwm_a";
+					};
+				};
+
+				pwm_a_pins2: pwm-a-pins2 {
+					mux {
+						groups = "pwm_a_x";
+						function = "pwm_a";
+					};
+				};
+
+				pwm_a_pins: pwm-a-pins {
+					mux {
+						groups = "pwm_a_d";
+						function = "pwm_a";
+					};
+				};
+
+				pwm_b_pins1: pwm-b-pins1 {
+					mux {
+						groups = "pwm_b_d";
+						function = "pwm_b";
+					};
+				};
+
+				pwm_b_pins2: pwm-b-pins2 {
+					mux {
+						groups = "pwm_b_x";
+						function = "pwm_b";
+					};
+				};
+
+				pwm_c_pins1: pwm-c-pins1 {
+					mux {
+						groups = "pwm_c_d";
+						function = "pwm_c";
+					};
+				};
+
+				pwm_c_pins2: pwm-c-pins2 {
+					mux {
+						groups = "pwm_c_x";
+						function = "pwm_c";
+					};
+				};
+
+				pwm_d_pins1: pwm-d-pins1 {
+					mux {
+						groups = "pwm_d_d";
+						function = "pwm_d";
+					};
+				};
+
+				pwm_d_pins2: pwm-d-pins2 {
+					mux {
+						groups = "pwm_d_h";
+						function = "pwm_d";
+					};
+				};
+
+				pwm_e_pins1: pwm-e-pins1 {
+					mux {
+						groups = "pwm_e_x";
+						function = "pwm_e";
+						drive-strength-microamp = <500>;
+					};
+				};
+
+				pwm_e_pins2: pwm-e-pins2 {
+					mux {
+						groups = "pwm_e_z";
+						function = "pwm_e";
+					};
+				};
+
+				pwm_f_pins1: pwm-f-pins1 {
+					mux {
+						groups = "pwm_f_x";
+						function = "pwm_f";
+					};
+				};
+
+				pwm_f_pins2: pwm-f-pins2 {
+					mux {
+						groups = "pwm_f_z";
+						function = "pwm_f";
+					};
+				};
+
+				pwm_g_pins1: pwm-g-pins1 {
+					mux {
+						groups = "pwm_g_d";
+						function = "pwm_g";
+					};
+				};
+
+				pwm_g_pins2: pwm-g-pins2 {
+					mux {
+						groups = "pwm_g_z";
+						function = "pwm_g";
+					};
+				};
+
+				pwm_h_pins: pwm-h-pins {
+					mux {
+						groups = "pwm_h";
+						function = "pwm_h";
+					};
+				};
+
+				pwm_i_pins1: pwm-i-pins1 {
+					mux {
+						groups = "pwm_i_d";
+						function = "pwm_i";
+					};
+				};
+
+				pwm_i_pins2: pwm-i-pins2 {
+					mux {
+						groups = "pwm_i_h";
+						function = "pwm_i";
+					};
+				};
+
+				pwm_j_pins: pwm-j-pins {
+					mux {
+						groups = "pwm_j";
+						function = "pwm_j";
+					};
+				};
+
+				pwm_a_hiz_pins: pwm-a-hiz-pins {
+					mux {
+						groups = "pwm_a_hiz";
+						function = "pwm_a_hiz";
+					};
+				};
+
+				pwm_b_hiz_pins: pwm-b-hiz-pins {
+					mux {
+						groups = "pwm_b_hiz";
+						function = "pwm_b_hiz";
+					};
+				};
+
+				pwm_c_hiz_pins: pwm-c-hiz-pins {
+					mux {
+						groups = "pwm_c_hiz";
+						function = "pwm_b_hiz";
+					};
+				};
+
+				pwm_g_hiz_pins: pwm-g-hiz-pins {
+					mux {
+						groups = "pwm_g_hiz";
+						function = "pwm_g_hiz";
+					};
+				};
+
 				spicc0_pins_x: spicc0-pins_x {
 					mux {
 						groups = "spi_a_mosi_x",
@@ -399,6 +561,51 @@ spicc0: spi@50000 {
 				status = "disabled";
 			};
 
+			pwm_ab: pwm@58000 {
+				compatible = "amlogic,meson-s4-pwm";
+				reg = <0x0 0x58000 0x0 0x24>;
+				clocks = <&clkc_periphs CLKID_PWM_A>,
+						<&clkc_periphs CLKID_PWM_B>;
+				#pwm-cells = <3>;
+				status = "disabled";
+			};
+
+			pwm_cd: pwm@5a000 {
+				compatible = "amlogic,meson-s4-pwm";
+				reg = <0x0 0x5a000 0x0 0x24>;
+				clocks = <&clkc_periphs CLKID_PWM_C>,
+						<&clkc_periphs CLKID_PWM_D>;
+				#pwm-cells = <3>;
+				status = "disabled";
+			};
+
+			pwm_ef: pwm@5c000 {
+				compatible = "amlogic,meson-s4-pwm";
+				reg = <0x0 0x5c000 0x0 0x24>;
+				clocks = <&clkc_periphs CLKID_PWM_E>,
+						<&clkc_periphs CLKID_PWM_F>;
+				#pwm-cells = <3>;
+				status = "disabled";
+			};
+
+			pwm_gh: pwm@5e000 {
+				compatible = "amlogic,meson-s4-pwm";
+				reg = <0x0 0x5e000 0x0 0x24>;
+				clocks = <&clkc_periphs CLKID_PWM_G>,
+						<&clkc_periphs CLKID_PWM_H>;
+				#pwm-cells = <3>;
+				status = "disabled";
+			};
+
+			pwm_ij: pwm@60000 {
+				compatible = "amlogic,meson-s4-pwm";
+				reg = <0x0 0x60000 0x0 0x24>;
+				clocks = <&clkc_periphs CLKID_PWM_I>,
+						<&clkc_periphs CLKID_PWM_J>;
+				#pwm-cells = <3>;
+				status = "disabled";
+			};
+
 			i2c0: i2c@66000 {
 				compatible = "amlogic,meson-axg-i2c";
 				reg = <0x0 0x66000 0x0 0x20>;

-- 
2.37.1