linux-kernel - [PATCH v5 3/3] arm64: dts: Add spi bus dts

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Message-ID: <1438931991-17044-4-git-send-email-leilk.liu@mediatek.com>
Date:	Fri, 7 Aug 2015 15:19:51 +0800
From:	Leilk Liu <leilk.liu@...iatek.com>
To:	Mark Brown <broonie@...nel.org>
CC:	Mark Rutland <mark.rutland@....com>,
	Matthias Brugger <matthias.bgg@...il.com>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-spi@...r.kernel.org>, <linux-mediatek@...ts.infradead.org>,
	Leilk Liu <leilk.liu@...iatek.com>
Subject: [PATCH v5 3/3] arm64: dts: Add spi bus dts

This patch adds MT8173 spi bus controllers into device tree.

Signed-off-by: Leilk Liu <leilk.liu@...iatek.com>
---
Change in this patch:
1. "pad-select" is a vendor property, so change it to "mediatek,pad-select".
2. modify the property of clocks and clock-names.
---
 arch/arm64/boot/dts/mediatek/mt8173.dtsi | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
index d18ee42..066bd6a 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
@@ -220,6 +220,15 @@
 					bias-disable;
 				};
 			};
+
+			spi_pins_a: spi0 {
+				pins_spi {
+					pinmux = <MT8173_PIN_69_SPI_CK__FUNC_SPI_CK_0_>,
+						<MT8173_PIN_70_SPI_MI__FUNC_SPI_MI_0_>,
+						<MT8173_PIN_71_SPI_MO__FUNC_SPI_MO_0_>,
+						<MT8173_PIN_72_SPI_CS__FUNC_SPI_CS_0_>;
+				};
+			};
 		};
 
 		scpsys: scpsys@...06000 {
@@ -365,6 +374,20 @@
 			status = "disabled";
 		};
 
+		spi: spi@...0a000 {
+			compatible = "mediatek,mt8173-spi";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0 0x1100a000 0 0x1000>;
+			interrupts = <GIC_SPI 110 IRQ_TYPE_LEVEL_LOW>;
+			clocks = <&topckgen CLK_TOP_SPI_SEL>, <&topckgen CLK_TOP_SYSPLL3_D2>;
+			clock-names = "spi-clk", "parent-clk";
+			pinctrl-names = "default";
+			pinctrl-0 = <&spi_pins_a>;
+			mediatek,pad-select = <0>;
+			status = "disabled";
+		};
+
 		i2c3: i2c3@...10000 {
 			compatible = "mediatek,mt8173-i2c";
 			reg = <0 0x11010000 0 0x70>,
-- 
1.8.1.1.dirty

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