linux-kernel - [PATCH 23/27] ARM: dts: exynos3250: Add spi dt node to support spi bus

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-id: <1397124377-16969-15-git-send-email-cw00.choi@samsung.com>
Date:	Thu, 10 Apr 2014 19:06:13 +0900
From:	Chanwoo Choi <cw00.choi@...sung.com>
To:	kgene.kim@...sung.com, t.figa@...sung.com,
	linux-samsung-soc@...r.kernel.org
Cc:	kyungmin.park@...sung.com, cw00.choi@...sung.com,
	inki.dae@...sung.com, sw0312.kim@...sung.com,
	hyunhee.kim@...sung.com, yj44.cho@...sung.com,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: [PATCH 23/27] ARM: dts: exynos3250: Add spi dt node to support spi bus

From: Tomasz Figa <t.figa@...sung.com>

This patch add spi dt node to support SPI (Serial Peripheral Interface) bus.
SPI in Exynos3250 transfers serial data by using various peripherals. Exynos3250
has two independent interface (spi0/1).

Signed-off-by: Tomasz Figa <t.figa@...sung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@...sung.com>
---
 arch/arm/boot/dts/exynos3250.dtsi | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/arch/arm/boot/dts/exynos3250.dtsi b/arch/arm/boot/dts/exynos3250.dtsi
index b8e5ae13..03e7931 100644
--- a/arch/arm/boot/dts/exynos3250.dtsi
+++ b/arch/arm/boot/dts/exynos3250.dtsi
@@ -30,6 +30,8 @@
 		pinctrl1 = &pinctrl_1;
 		mshc0 = &mshc_0;
 		mshc1 = &mshc_1;
+		spi0 = &spi_0;
+		spi1 = &spi_1;
 		i2c0 = &i2c_0;
 		i2c1 = &i2c_1;
 		i2c2 = &i2c_2;
@@ -311,6 +313,38 @@
 		status = "disabled";
 	};
 
+	spi_0: spi@...20000 {
+		compatible = "samsung,exynos4210-spi";
+		reg = <0x13920000 0x100>;
+		interrupts = <0 121 0>;
+		dmas = <&pdma0 7>, <&pdma0 6>;
+		dma-names = "tx", "rx";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		clocks = <&cmu CLK_SPI0>, <&cmu CLK_SCLK_SPI0>;
+		clock-names = "spi", "spi_busclk0";
+		samsung,spi-src-clk = <0>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&spi0_bus>;
+		status = "disabled";
+	};
+
+	spi_1: spi@...30000 {
+		compatible = "samsung,exynos4210-spi";
+		reg = <0x13930000 0x100>;
+		interrupts = <0 122 0>;
+		dmas = <&pdma1 7>, <&pdma1 6>;
+		dma-names = "tx", "rx";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		clocks = <&cmu CLK_SPI1>, <&cmu CLK_SCLK_SPI1>;
+		clock-names = "spi", "spi_busclk0";
+		samsung,spi-src-clk = <0>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&spi1_bus>;
+		status = "disabled";
+	};
+
 	pmu {
 		compatible = "arm,cortex-a7-pmu";
 		interrupts = <0 18 0>, <0 19 0>, <0 20 0>, <0 21 0>;
-- 
1.8.0

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/