[PATCH 3/4] ARM: Dove: Convert to DT GPIO and pinctrl

Sebastian Hesselbarth sebastian.hesselbarth at gmail.com
Mon Nov 19 04:39:55 EST 2012


Following the ongoing conversion of Orion SoCs to DT, make use of
gpio and pinctrl drivers through DT. The main dtsi for Dove is prepared
to allow board specific descriptors to make use of pinctrl muxing.

Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth at gmail.com>
---
Cc: Russell King <linux at arm.linux.org.uk>
Cc: Linus Walleij <linus.walleij at linaro.org>
Cc: Sebastian Hesselbarth <sebastian.hesselbarth at gmail.com>
Cc: Jason Cooper <jason at lakedaemon.net>
Cc: Andrew Lunn <andrew at lunn.ch>
Cc: Thomas Petazzoni <thomas.petazzoni at free-electrons.com>
Cc: Gregory CLEMENT <gregory.clement at free-electrons.com>
Cc: Axel Lin <axel.lin at ingics.com>
Cc: linux-arm-kernel at lists.infradead.org
Cc: linux-kernel at vger.kernel.org
---
 arch/arm/Kconfig            |    2 ++
 arch/arm/boot/dts/dove.dtsi |   20 +++++++++++++++++---
 2 files changed, 19 insertions(+), 3 deletions(-)

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index d5a28da..bb9a85d 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -539,6 +539,8 @@ config ARCH_DOVE
 	select CPU_V7
 	select GENERIC_CLOCKEVENTS
 	select MIGHT_HAVE_PCI
+	select PINCTRL
+	select PINCTRL_DOVE
 	select PLAT_ORION_LEGACY
 	select USB_ARCH_HAS_EHCI
 	help
diff --git a/arch/arm/boot/dts/dove.dtsi b/arch/arm/boot/dts/dove.dtsi
index 8c8ab62..c457480 100644
--- a/arch/arm/boot/dts/dove.dtsi
+++ b/arch/arm/boot/dts/dove.dtsi
@@ -4,6 +4,12 @@
 	compatible = "marvell,dove";
 	model = "Marvell Armada 88AP510 SoC";
 
+	aliases {
+		gpio0 = &gpio0;
+		gpio1 = &gpio1;
+		gpio2 = &gpio2;
+	};
+
 	soc at f1000000 {
 		compatible = "simple-bus";
 		#address-cells = <1>;
@@ -85,7 +91,8 @@
 			#gpio-cells = <2>;
 			gpio-controller;
 			reg = <0xd0400 0x20>;
-			ngpio = <32>;
+			ngpios = <32>;
+			interrupt-controller;
 			interrupts = <12>, <13>, <14>, <60>;
 		};
 
@@ -94,7 +101,8 @@
 			#gpio-cells = <2>;
 			gpio-controller;
 			reg = <0xd0420 0x20>;
-			ngpio = <32>;
+			ngpios = <32>;
+			interrupt-controller;
 			interrupts = <61>;
 		};
 
@@ -103,7 +111,13 @@
 			#gpio-cells = <2>;
 			gpio-controller;
 			reg = <0xe8400 0x0c>;
-			ngpio = <8>;
+			ngpios = <8>;
+		};
+
+		pinctrl: pinctrl at d0200 {
+			compatible = "marvell,dove-pinctrl";
+			reg = <0xd0200 0x10>;
+			clocks = <&gate_clk 22>;
 		};
 
 		spi0: spi at 10600 {
-- 
1.7.10.4




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