[PATCH 1/3] ARM: mvebu: Add support I2C controller

[PATCH 1/3] ARM: mvebu: Add support I2C controller

[Nobuhiro Iwamatsu]

The mvebu arch has the same I2C controller as mv64xxx-i2c.
This support mv64xxx-i2c on mvebu.

Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
---
 arch/arm/boot/dts/armada-370-xp.dtsi |   23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/arch/arm/boot/dts/armada-370-xp.dtsi b/arch/arm/boot/dts/armada-370-xp.dtsi
index d0ea4a6..5da85c2 100644
--- a/arch/arm/boot/dts/armada-370-xp.dtsi
+++ b/arch/arm/boot/dts/armada-370-xp.dtsi
@@ -83,6 +83,29 @@
                                interrupts = <10>;
                                status = "disabled";
                 };
+
+
+		i2c0: i2c at d0011000 {
+			compatible = "marvell,mv64xxx-i2c";
+			reg = <0xd0011000 0x20>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			interrupts = <31>;
+			timeout-ms = <1000>;
+			clocks = <&coreclk 0>;
+			status = "disabled";
+		};
+
+		i2c1: i2c at d0011100 {
+			compatible = "marvell,mv64xxx-i2c";
+			reg = <0xd0011100 0x20>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			interrupts = <32>;
+			timeout-ms = <1000>;
+			clocks = <&coreclk 0>;
+			status = "disabled";
+		};
 	};
 };
 
-- 
1.7.10.4

[PATCH 2/3] ARM: mvebu: Add support I2C for OpenBlockS AX3

[Nobuhiro Iwamatsu]

OpenBlockS AX3 uses the I2C controller on the mvebu.
This validates I2C controller and clock-frequency.

Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
---
 arch/arm/boot/dts/openblocks-ax3-4.dts |   10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm/boot/dts/openblocks-ax3-4.dts b/arch/arm/boot/dts/openblocks-ax3-4.dts
index 7ef8052..c42b9a5 100644
--- a/arch/arm/boot/dts/openblocks-ax3-4.dts
+++ b/arch/arm/boot/dts/openblocks-ax3-4.dts
@@ -65,5 +65,15 @@
 				   linux,default-trigger = "heartbeat";
 			};
 		};
+
+		i2c at d0011000 {
+			status = "okay";
+			clock-frequency = <400000>;
+		}; 
+
+		i2c at d0011100 {
+			status = "okay";
+			clock-frequency = <400000>;
+		}; 
 	};
 };
-- 
1.7.10.4

[PATCH 3/3] ARM: mvebu: Add support RTC for OpenBlockS AX3

[Nobuhiro Iwamatsu]

From: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>

OpenBlockS AX3 has Seiko Instruments S-35390A as RTC controller.
This validates RTC controller.

Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
---
 arch/arm/boot/dts/openblocks-ax3-4.dts |    5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm/boot/dts/openblocks-ax3-4.dts b/arch/arm/boot/dts/openblocks-ax3-4.dts
index c42b9a5..61c2f2c 100644
--- a/arch/arm/boot/dts/openblocks-ax3-4.dts
+++ b/arch/arm/boot/dts/openblocks-ax3-4.dts
@@ -74,6 +74,11 @@
 		i2c at d0011100 {
 			status = "okay";
 			clock-frequency = <400000>;
+
+			s35390a: s35390a at 30 {
+				compatible = "s35390a";
+				reg = <0x30>;
+			}; 
 		}; 
 	};
 };
-- 
1.7.10.4

[PATCH 1/3] ARM: mvebu: Add support I2C controller

[Thomas Petazzoni]

Dear Nobuhiro Iwamatsu,

On Tue, 30 Oct 2012 19:41:23 +0900, Nobuhiro Iwamatsu wrote:
> The mvebu arch has the same I2C controller as mv64xxx-i2c.
> This support mv64xxx-i2c on mvebu.
> 
> Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>

Thanks, looks good to me, but we have to wait for the Armada 370/XP
clock patch set to get merged before merging this.

I'll give it a test on the OpenBlocks hardware and report.

Best regards,

Thomas
-- 
Thomas Petazzoni, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com