linux-kernel - [PATCH 20/27] arm64: dts: mediatek: mt6795: Add tertiary PWM node

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Message-Id: <20230412112739.160376-21-angelogioacchino.delregno@collabora.com>
Date:   Wed, 12 Apr 2023 13:27:32 +0200
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
To:     matthias.bgg@...il.com
Cc:     p.zabel@...gutronix.de, airlied@...il.com, daniel@...ll.ch,
        robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        jassisinghbrar@...il.com, chunfeng.yun@...iatek.com,
        vkoul@...nel.org, kishon@...nel.org, thierry.reding@...il.com,
        u.kleine-koenig@...gutronix.de, chunkuang.hu@...nel.org,
        angelogioacchino.delregno@...labora.com, ck.hu@...iatek.com,
        jitao.shi@...iatek.com, xinlei.lee@...iatek.com,
        houlong.wei@...iatek.com, dri-devel@...ts.freedesktop.org,
        linux-mediatek@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-phy@...ts.infradead.org, linux-pwm@...r.kernel.org,
        kernel@...labora.com, phone-devel@...r.kernel.org,
        ~postmarketos/upstreaming@...ts.sr.ht
Subject: [PATCH 20/27] arm64: dts: mediatek: mt6795: Add tertiary PWM node

The PWM at 0x11006000 is the tertiary PWM; unlike PWM0, PWM1, this is
not display specific and can be used as a generic PWM controller.

This node is left disabled as usage is board-specific.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
---
 arch/arm64/boot/dts/mediatek/mt6795.dtsi | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt6795.dtsi b/arch/arm64/boot/dts/mediatek/mt6795.dtsi
index cf45cb4ad3d2..50d9276d18c6 100644
--- a/arch/arm64/boot/dts/mediatek/mt6795.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt6795.dtsi
@@ -583,6 +583,25 @@ uart3: serial@...05000 {
 			status = "disabled";
 		};
 
+		pwm2: pwm@...06000 {
+			compatible = "mediatek,mt6795-pwm";
+			reg = <0 0x11006000 0 0x1000>;
+			#pwm-cells = <2>;
+			interrupts = <GIC_SPI 77 IRQ_TYPE_LEVEL_LOW>;
+			clocks = <&topckgen CLK_TOP_PWM_SEL>,
+				 <&pericfg CLK_PERI_PWM>,
+				 <&pericfg CLK_PERI_PWM1>,
+				 <&pericfg CLK_PERI_PWM2>,
+				 <&pericfg CLK_PERI_PWM3>,
+				 <&pericfg CLK_PERI_PWM4>,
+				 <&pericfg CLK_PERI_PWM5>,
+				 <&pericfg CLK_PERI_PWM6>,
+				 <&pericfg CLK_PERI_PWM7>;
+			clock-names = "top", "main", "pwm1", "pwm2", "pwm3",
+				      "pwm4", "pwm5", "pwm6", "pwm7";
+			status = "disabled";
+		};
+
 		i2c0: i2c@...07000 {
 			compatible = "mediatek,mt6795-i2c", "mediatek,mt8173-i2c";
 			reg = <0 0x11007000 0 0x70>, <0 0x11000100 0 0x80>;
-- 
2.40.0