linux-kernel - [PATCH] ARM: berlin: add SPI nodes for BG2Q

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Message-Id: <1432126385-27402-1-git-send-email-antoine.tenart@free-electrons.com>
Date:	Wed, 20 May 2015 14:53:05 +0200
From:	Antoine Tenart <antoine.tenart@...e-electrons.com>
To:	sebastian.hesselbarth@...il.com
Cc:	Antoine Tenart <antoine.tenart@...e-electrons.com>,
	zmxu@...vell.com, jszhang@...vell.com,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH] ARM: berlin: add SPI nodes for BG2Q

The BG2Q SoC has two SPI controllers. Add the corresponding nodes.

Signed-off-by: Antoine Tenart <antoine.tenart@...e-electrons.com>
---

Based on top of the Berlin clock rework series.

 arch/arm/boot/dts/berlin2q.dtsi | 38 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)

diff --git a/arch/arm/boot/dts/berlin2q.dtsi b/arch/arm/boot/dts/berlin2q.dtsi
index 187d056f7ad2..c25ee86b2bfa 100644
--- a/arch/arm/boot/dts/berlin2q.dtsi
+++ b/arch/arm/boot/dts/berlin2q.dtsi
@@ -286,6 +286,20 @@
 				status = "disabled";
 			};
 
+			spi0: spi@...0 {
+				compatible = "snps,dw-apb-ssi";
+				reg = <0x1c00 0x100>;
+				interrupt-parrent = <&aic>;
+				interrupts = <7>;
+				clocks = <&chip_clk CLKID_CFG>;
+				pinctrl-0 = <&spi0_pmux>;
+				pinctrl-names = "default";
+				#address-cells = <1>;
+				#size-cells = <0>;
+				num-cs = <4>;
+				status = "disabled";
+			};
+
 			timer0: timer@...0 {
 				compatible = "snps,dw-apb-timer";
 				reg = <0x2c00 0x14>;
@@ -383,6 +397,11 @@
 					groups = "G7";
 					function = "twsi1";
 				};
+
+				spi0_pmux: spi0-pmux {
+					groups = "G8", "G9", "G10", "G11";
+					function = "spi1";
+				};
 			};
 
 			chip_rst: reset {
@@ -473,6 +492,20 @@
 				};
 			};
 
+			spi1: spi@...0 {
+				compatible = "snps,dw-apb-ssi";
+				reg = <0x6000 0x100>;
+				interrupt-parent = <&sic>;
+				interrupts = <5>;
+				clocks = <&refclk>;
+				pinctrl-0 = <&spi1_pmux>;
+				pinctrl-names = "default";
+				#address-cells = <1>;
+				#size-cells = <0>;
+				num-cs = <4>;
+				status = "disabled";
+			};
+
 			i2c2: i2c@...0 {
 				compatible = "snps,designware-i2c";
 				#address-cells = <1>;
@@ -564,6 +597,11 @@
 						groups = "GSM14";
 						function = "twsi3";
 					};
+
+					spi1_pmux: spi1-pmux {
+						groups = "GSM0", "GSM1", "GSM2", "GSM3";
+						function = "spi2";
+					};
 				};
 			};
 
-- 
2.4.1

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