From:   Alim Akhtar <alim.akhtar@samsung.com>
To:     linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
Cc:     soc@kernel.org, linux-clk@vger.kernel.org,
        devicetree@vger.kernel.org, olof@lixom.net,
        linus.walleij@linaro.org, catalin.marinas@arm.com,
        robh+dt@kernel.org, krzysztof.kozlowski@canonical.com,
        s.nawrocki@samsung.com, linux-samsung-soc@vger.kernel.org,
        pankaj.dubey@samsung.com, Aswani Reddy <aswani.reddy@samsung.com>,
        linux-fsd@tesla.com, Alim Akhtar <alim.akhtar@samsung.com>
Subject: [PATCH 19/23] arm64: dts: fsd: Add SPI device nodes
Date:   Thu, 13 Jan 2022 17:41:39 +0530
Message-Id: <20220113121143.22280-20-alim.akhtar@samsung.com>
In-Reply-To: <20220113121143.22280-1-alim.akhtar@samsung.com>
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References: <20220113121143.22280-1-alim.akhtar@samsung.com>
        <CGME20220113122440epcas5p4651d7cb2fc6d6a70fd5eaab5eadcf996@epcas5p4.samsung.com>
Precedence: bulk

From: Aswani Reddy <aswani.reddy@samsung.com>

This patch add device tree node for SPI IPs and needed
GPIO pin configurations needed for SPI IP

Cc: linux-fsd@tesla.com
Signed-off-by: Aswani Reddy <aswani.reddy@samsung.com>
Signed-off-by: Alim Akhtar <alim.akhtar@samsung.com>
---
 arch/arm64/boot/dts/tesla/fsd.dts  | 12 +++++++
 arch/arm64/boot/dts/tesla/fsd.dtsi | 57 ++++++++++++++++++++++++++++++
 2 files changed, 69 insertions(+)

diff --git a/arch/arm64/boot/dts/tesla/fsd.dts b/arch/arm64/boot/dts/tesla/fsd.dts
index e9bbd3284de9..7f3bb6212e50 100644
--- a/arch/arm64/boot/dts/tesla/fsd.dts
+++ b/arch/arm64/boot/dts/tesla/fsd.dts
@@ -138,3 +138,15 @@
 &pdma1 {
 	status = "okay";
 };
+
+&spi_0 {
+	status = "okay";
+};
+
+&spi_1 {
+	status = "okay";
+};
+
+&spi_2 {
+	status = "okay";
+};
diff --git a/arch/arm64/boot/dts/tesla/fsd.dtsi b/arch/arm64/boot/dts/tesla/fsd.dtsi
index 811186e5ba4d..7e687c6f74f6 100644
--- a/arch/arm64/boot/dts/tesla/fsd.dtsi
+++ b/arch/arm64/boot/dts/tesla/fsd.dtsi
@@ -32,6 +32,9 @@
 		pinctrl0 = &pinctrl_fsys0;
 		pinctrl1 = &pinctrl_peric;
 		pinctrl2 = &pinctrl_pmu;
+		spi0 = &spi_0;
+		spi1 = &spi_1;
+		spi2 = &spi_2;
 	};
 
 	cpus {
@@ -731,6 +734,60 @@
 			compatible = "tesla,fsd-pinctrl";
 			reg = <0x0 0x114F0000 0x0 0x1000>;
 		};
+
+		spi_0: spi@14140000 {
+			compatible = "tesla,fsd-spi";
+			reg = <0x0 0x14140000 0x0 0x100>;
+			interrupts = <GIC_SPI 156 IRQ_TYPE_LEVEL_HIGH>;
+			dmas = <&pdma1 4>, <&pdma1 5>;
+			dma-names = "tx", "rx";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			clocks = <&clock_peric PERIC_PCLK_SPI0>,
+				<&clock_peric PERIC_SCLK_SPI0>;
+			clock-names = "spi", "spi_busclk0";
+			samsung,spi-src-clk = <0>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&spi0_bus>;
+			num-cs = <1>;
+			status = "disabled";
+		};
+
+		spi_1: spi@14150000 {
+			compatible = "tesla,fsd-spi";
+			reg = <0x0 0x14150000 0x0 0x100>;
+			interrupts = <GIC_SPI 157 IRQ_TYPE_LEVEL_HIGH>;
+			dmas = <&pdma1 6>, <&pdma1 7>;
+			dma-names = "tx", "rx";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			clocks = <&clock_peric PERIC_PCLK_SPI1>,
+				<&clock_peric PERIC_SCLK_SPI1>;
+			clock-names = "spi", "spi_busclk0";
+			samsung,spi-src-clk = <0>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&spi1_bus>;
+			num-cs = <1>;
+			status = "disabled";
+		};
+
+		spi_2: spi@14160000 {
+			compatible = "tesla,fsd-spi";
+			reg = <0x0 0x14160000 0x0 0x100>;
+			interrupts = <GIC_SPI 158 IRQ_TYPE_LEVEL_HIGH>;
+			dmas = <&pdma1 8>, <&pdma1 9>;
+			dma-names = "tx", "rx";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			clocks = <&clock_peric PERIC_PCLK_SPI2>,
+				<&clock_peric PERIC_SCLK_SPI2>;
+			clock-names = "spi", "spi_busclk0";
+			samsung,spi-src-clk = <0>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&spi2_bus>;
+			num-cs = <1>;
+			status = "disabled";
+		};
 	};
 };
 
-- 
2.17.1