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From: Frank Wunderlich <linux@fw-web.de>
To: linux-mediatek@lists.infradead.org
Cc: Frank Wunderlich <frank-w@public-files.de>,
	Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Matthias Brugger <matthias.bgg@gmail.com>,
	devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, Sam Shih <sam.shih@mediatek.com>
Subject: [RFC v1 06/12] arm64: dts: mt7986: add spi related device nodes
Date: Mon, 17 Oct 2022 12:41:35 +0200	[thread overview]
Message-ID: <20221017104141.7338-7-linux@fw-web.de> (raw)
In-Reply-To: <20221017104141.7338-1-linux@fw-web.de>

From: Sam Shih <sam.shih@mediatek.com>

This patch adds spi support for MT7986.

Signed-off-by: Sam Shih <sam.shih@mediatek.com>
Signed-off-by: Frank Wunderlich <frank-w@public-files.de>
---
 arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts | 35 ++++++++++++++++++++
 arch/arm64/boot/dts/mediatek/mt7986a.dtsi    | 28 ++++++++++++++++
 arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts | 35 ++++++++++++++++++++
 3 files changed, 98 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts b/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts
index 6189436fe31d..58f7e6b169bf 100644
--- a/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts
+++ b/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts
@@ -55,6 +55,20 @@ switch: switch@0 {
 };
 
 &pio {
+	spi_flash_pins: spi-flash-pins {
+		mux {
+			function = "spi";
+			groups = "spi0", "spi0_wp_hold";
+		};
+	};
+
+	spic_pins: spic-pins {
+		mux {
+			function = "spi";
+			groups = "spi1_2";
+		};
+	};
+
 	uart1_pins: uart1-pins {
 		mux {
 			function = "uart";
@@ -101,6 +115,27 @@ conf {
 	};
 };
 
+&spi0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&spi_flash_pins>;
+	cs-gpios = <0>, <0>;
+	status = "okay";
+	spi_nand: spi_nand@0 {
+		compatible = "spi-nand";
+		reg = <0>;
+		spi-max-frequency = <10000000>;
+		spi-tx-buswidth = <4>;
+		spi-rx-buswidth = <4>;
+	};
+};
+
+&spi1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&spic_pins>;
+	cs-gpios = <0>, <0>;
+	status = "okay";
+};
+
 &switch {
 	ports {
 		#address-cells = <1>;
diff --git a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
index 72e0d9722e07..e77e8deec4b0 100644
--- a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
@@ -112,6 +112,34 @@ infracfg: infracfg@10001000 {
 			#clock-cells = <1>;
 		};
 
+		spi0: spi@1100a000 {
+			compatible = "mediatek,mt7986-spi-ipm", "mediatek,spi-ipm";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0 0x1100a000 0 0x100>;
+			interrupts = <GIC_SPI 140 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&topckgen CLK_TOP_MPLL_D2>,
+				 <&topckgen CLK_TOP_SPI_SEL>,
+				 <&infracfg CLK_INFRA_SPI0_CK>,
+				 <&infracfg CLK_INFRA_SPI0_HCK_CK>;
+			clock-names = "parent-clk", "sel-clk", "spi-clk", "hclk";
+			status = "disabled";
+		};
+
+		spi1: spi@1100b000 {
+			compatible = "mediatek,mt7986-spi-ipm", "mediatek,spi-ipm";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0 0x1100b000 0 0x100>;
+			interrupts = <GIC_SPI 141 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&topckgen CLK_TOP_MPLL_D2>,
+				 <&topckgen CLK_TOP_SPIM_MST_SEL>,
+				 <&infracfg CLK_INFRA_SPI1_CK>,
+				 <&infracfg CLK_INFRA_SPI1_HCK_CK>;
+			clock-names = "parent-clk", "sel-clk", "spi-clk", "hclk";
+			status = "disabled";
+		};
+
 		topckgen: topckgen@1001b000 {
 			compatible = "mediatek,mt7986-topckgen", "syscon";
 			reg = <0 0x1001B000 0 0x1000>;
diff --git a/arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts b/arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts
index 7459ddb6b6f0..7673aa3fa6ae 100644
--- a/arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts
+++ b/arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts
@@ -96,6 +96,20 @@ fixed-link {
 };
 
 &pio {
+	spi_flash_pins: spi-flash-pins {
+		mux {
+			function = "spi";
+			groups = "spi0", "spi0_wp_hold";
+		};
+	};
+
+	spic_pins: spic-pins {
+		mux {
+			function = "spi";
+			groups = "spi1_2";
+		};
+	};
+
 	wf_2g_5g_pins: wf-2g-5g-pins {
 		mux {
 			function = "wifi";
@@ -128,6 +142,27 @@ conf {
 	};
 };
 
+&spi0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&spi_flash_pins>;
+	cs-gpios = <0>, <0>;
+	status = "okay";
+	spi_nand: spi_nand@0 {
+		compatible = "spi-nand";
+		reg = <0>;
+		spi-max-frequency = <10000000>;
+		spi-tx-buswidth = <4>;
+		spi-rx-buswidth = <4>;
+	};
+};
+
+&spi1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&spic_pins>;
+	cs-gpios = <0>, <0>;
+	status = "okay";
+};
+
 &uart0 {
 	status = "okay";
 };
-- 
2.34.1


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  parent reply	other threads:[~2022-10-17 10:44 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-17 10:41 [RFC v1 00/12] Add BananaPi R3 Frank Wunderlich
2022-10-17 10:41 ` [RFC v1 01/12] dt-bindings: phy: mediatek,tphy: add support for mt7986 Frank Wunderlich
2022-10-18 15:34   ` Krzysztof Kozlowski
2022-10-17 10:41 ` [RFC v1 02/12] dt-bindings: PCI: mediatek-gen3: " Frank Wunderlich
2022-10-18 15:35   ` Krzysztof Kozlowski
2022-10-18 15:45     ` Aw: " Frank Wunderlich
2022-10-19  8:28   ` AngeloGioacchino Del Regno
2022-10-19  9:36     ` Frank Wunderlich
2022-10-17 10:41 ` [RFC v1 03/12] dt-bindings: usb: mtk-xhci: " Frank Wunderlich
2022-10-18 15:35   ` Krzysztof Kozlowski
2022-10-17 10:41 ` [RFC v1 04/12] dt-bindings: arm64: dts: mediatek: add compatible for bananapi r3 Frank Wunderlich
2022-10-18 15:35   ` Krzysztof Kozlowski
2022-10-17 10:41 ` [RFC v1 05/12] arm64: dts: mt7986: harmonize device node order Frank Wunderlich
2022-10-17 10:41 ` Frank Wunderlich [this message]
2022-10-17 10:41 ` [RFC v1 07/12] arm64: dts: mt7986: add pcie related device nodes Frank Wunderlich
2022-10-18 15:11   ` Aw: " Frank Wunderlich
2022-10-23 18:07     ` Frank Wunderlich
2022-10-17 10:41 ` [RFC v1 08/12] arm64: dts: mt7986: add usb " Frank Wunderlich
2022-10-17 10:41 ` [RFC v1 09/12] arm64: dts: mt7986: add crypto " Frank Wunderlich
2022-10-17 10:41 ` [RFC v1 10/12] arm64: dts: mt7986: add mmc " Frank Wunderlich
2022-10-17 10:41 ` [RFC v1 11/12] arm64: dts: mt7986: add i2c node Frank Wunderlich
2022-10-17 10:41 ` [RFC v1 12/12] arm64: dts: mt7986: add Bananapi R3 Frank Wunderlich
2022-10-18 15:38   ` Krzysztof Kozlowski

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