linux-kernel - [PATCH v1 18/19] ARM: tegra: add CSI binding for Tegra20 and Tegra30

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Message-ID: <20250819121631.84280-19-clamor95@gmail.com>
Date: Tue, 19 Aug 2025 15:16:30 +0300
From: Svyatoslav Ryhel <clamor95@...il.com>
To: Thierry Reding <thierry.reding@...il.com>,
	Thierry Reding <treding@...dia.com>,
	Mikko Perttunen <mperttunen@...dia.com>,
	Jonathan Hunter <jonathanh@...dia.com>,
	Sowjanya Komatineni <skomatineni@...dia.com>,
	Luca Ceresoli <luca.ceresoli@...tlin.com>,
	David Airlie <airlied@...il.com>,
	Simona Vetter <simona@...ll.ch>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Peter De Schrijver <pdeschrijver@...dia.com>,
	Prashant Gaikwad <pgaikwad@...dia.com>,
	Michael Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...nel.org>,
	Mauro Carvalho Chehab <mchehab@...nel.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Svyatoslav Ryhel <clamor95@...il.com>,
	Dmitry Osipenko <digetx@...il.com>,
	Charan Pedumuru <charan.pedumuru@...il.com>
Cc: linux-media@...r.kernel.org,
	linux-tegra@...r.kernel.org,
	dri-devel@...ts.freedesktop.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-clk@...r.kernel.org,
	linux-staging@...ts.linux.dev
Subject: [PATCH v1 18/19] ARM: tegra: add CSI binding for Tegra20 and Tegra30

Add CSI node to Tegra20 and Tegra30 device trees.

Signed-off-by: Svyatoslav Ryhel <clamor95@...il.com>
---
 arch/arm/boot/dts/nvidia/tegra20.dtsi | 17 ++++++++++++++++-
 arch/arm/boot/dts/nvidia/tegra30.dtsi | 19 ++++++++++++++++++-
 2 files changed, 34 insertions(+), 2 deletions(-)

diff --git a/arch/arm/boot/dts/nvidia/tegra20.dtsi b/arch/arm/boot/dts/nvidia/tegra20.dtsi
index 606839fd40bb..d00786368115 100644
--- a/arch/arm/boot/dts/nvidia/tegra20.dtsi
+++ b/arch/arm/boot/dts/nvidia/tegra20.dtsi
@@ -64,7 +64,7 @@ mpe@...40000 {
 
 		vi@...80000 {
 			compatible = "nvidia,tegra20-vi";
-			reg = <0x54080000 0x00040000>;
+			reg = <0x54080000 0x00000800>;
 			interrupts = <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&tegra_car TEGRA20_CLK_VI>;
 			resets = <&tegra_car 20>;
@@ -72,6 +72,21 @@ vi@...80000 {
 			power-domains = <&pd_venc>;
 			operating-points-v2 = <&vi_dvfs_opp_table>;
 			status = "disabled";
+
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			ranges = <0x0 0x54080000 0x4000>;
+
+			csi@800 {
+				compatible = "nvidia,tegra20-csi";
+				reg = <0x800 0x200>;
+				clocks = <&tegra_car TEGRA20_CLK_CSI>;
+				clock-names = "csi";
+				power-domains = <&pd_venc>;
+
+				status = "disabled";
+			};
 		};
 
 		/* DSI MIPI calibration logic is a part of VI/CSI */
diff --git a/arch/arm/boot/dts/nvidia/tegra30.dtsi b/arch/arm/boot/dts/nvidia/tegra30.dtsi
index d9223bd7cf3b..c3e9212d5edf 100644
--- a/arch/arm/boot/dts/nvidia/tegra30.dtsi
+++ b/arch/arm/boot/dts/nvidia/tegra30.dtsi
@@ -151,7 +151,7 @@ mpe@...40000 {
 
 		vi@...80000 {
 			compatible = "nvidia,tegra30-vi";
-			reg = <0x54080000 0x00040000>;
+			reg = <0x54080000 0x00000800>;
 			interrupts = <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&tegra_car TEGRA30_CLK_VI>;
 			resets = <&tegra_car 20>;
@@ -162,6 +162,23 @@ vi@...80000 {
 			iommus = <&mc TEGRA_SWGROUP_VI>;
 
 			status = "disabled";
+
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			ranges = <0x0 0x54080000 0x4000>;
+
+			csi@800 {
+				compatible = "nvidia,tegra30-csi";
+				reg = <0x800 0x200>;
+				clocks = <&tegra_car TEGRA30_CLK_CSI>,
+					 <&tegra_car TEGRA30_CLK_CSIA_PAD>,
+					 <&tegra_car TEGRA30_CLK_CSIB_PAD>;
+				clock-names = "csi", "csia_pad", "csib_pad";
+				power-domains = <&pd_venc>;
+
+				status = "disabled";
+			};
 		};
 
 		/* DSI MIPI calibration logic is a part of VI/CSI */
-- 
2.48.1