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From: Leilk Liu <leilk.liu-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
To: Matthias Brugger <matthias.bgg-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: Mark Brown <broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	Sascha Hauer <s.hauer-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>,
	devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	Leilk Liu <leilk.liu-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
Subject: [PATCH v6] arm64: dts: Add spi bus dts
Date: Mon, 17 Aug 2015 11:29:58 +0800	[thread overview]
Message-ID: <1439782198-32396-1-git-send-email-leilk.liu@mediatek.com> (raw)

This patch adds MT8173 spi bus controllers into device tree.

Signed-off-by: Leilk Liu <leilk.liu-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
---
Change in this patch:
pinctl and pad-select fields are board specific, so move to
mt8173-evb.dtsi, and status = "okay".
---
 arch/arm64/boot/dts/mediatek/mt8173-evb.dts | 18 ++++++++++++++++++
 arch/arm64/boot/dts/mediatek/mt8173.dtsi    | 12 ++++++++++++
 2 files changed, 30 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8173-evb.dts b/arch/arm64/boot/dts/mediatek/mt8173-evb.dts
index 4be66ca..811cb76 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173-evb.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8173-evb.dts
@@ -387,6 +387,24 @@
 	};
 };
 
+&pio {
+	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_>;
+		};
+	};
+};
+
+&spi {
+	pinctrl-names = "default";
+	pinctrl-0 = <&spi_pins_a>;
+	mediatek,pad-select = <0>;
+	status = "okay";
+};
+
 &uart0 {
 	status = "okay";
 };
diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
index d18ee42..3dfb6ed 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
@@ -365,6 +365,18 @@
 			status = "disabled";
 		};
 
+		spi: spi@1100a000 {
+			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";
+			status = "disabled";
+		};
+
 		i2c3: i2c3@11010000 {
 			compatible = "mediatek,mt8173-i2c";
 			reg = <0 0x11010000 0 0x70>,
-- 
1.8.1.1.dirty

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             reply	other threads:[~2015-08-17  3:29 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-08-17  3:29 Leilk Liu [this message]
     [not found] ` <1439782198-32396-1-git-send-email-leilk.liu-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
2015-08-17  4:32   ` [PATCH v6] arm64: dts: Add spi bus dts Daniel Kurtz
     [not found]     ` <CAGS+omCFQRoH3ft2O5qPLBgngCuLPaminTys5OU6QcKmRXTyNw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-08-28  3:02       ` Daniel Kurtz

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