Re: [PATCH] [POWERPC] Add i2c pins to dts and board setup

From: Scott Wood
Date: Tue May 13 2008 - 12:54:38 EST


Jochen Friedrich wrote:
Initialize I2C pins on boards with CPM1/CPM2 controllers.

Signed-off-by: Jochen Friedrich <jochen@xxxxxxxx>
---
arch/powerpc/boot/dts/mpc8272ads.dts | 10 ++++++++++
arch/powerpc/boot/dts/mpc866ads.dts | 10 ++++++++++
arch/powerpc/boot/dts/mpc885ads.dts | 10 ++++++++++
arch/powerpc/platforms/82xx/mpc8272_ads.c | 4 ++++
arch/powerpc/platforms/8xx/mpc86xads_setup.c | 4 ++++
arch/powerpc/platforms/8xx/mpc885ads_setup.c | 3 +++
6 files changed, 41 insertions(+), 0 deletions(-)

diff --git a/arch/powerpc/boot/dts/mpc8272ads.dts b/arch/powerpc/boot/dts/mpc8272ads.dts
index 46e2da3..57abcc1 100644
--- a/arch/powerpc/boot/dts/mpc8272ads.dts
+++ b/arch/powerpc/boot/dts/mpc8272ads.dts
@@ -217,6 +217,16 @@
linux,network-index = <1>;
fsl,cpm-command = <0x16200300>;
};
+
+ i2c@11860 {
+ compatible = "fsl,mpc8272-i2c",
+ "fsl,cpm2-i2c",
+ "fsl,cpm-i2c";
+ reg = <11860 20 8afc 2>;
+ interrupts = <1 8>;
+ interrupt-parent = <&PIC>;
+ fsl,cpm-command = <29600000>;
+ };
};
PIC: interrupt-controller@10c00 {
diff --git a/arch/powerpc/boot/dts/mpc866ads.dts b/arch/powerpc/boot/dts/mpc866ads.dts
index 765e43c..84c190e 100644
--- a/arch/powerpc/boot/dts/mpc866ads.dts
+++ b/arch/powerpc/boot/dts/mpc866ads.dts
@@ -171,6 +171,16 @@
fsl,cpm-command = <0000>;
linux,network-index = <1>;
};
+
+ i2c@860 {
+ compatible = "fsl,mpc866-i2c",
+ "fsl,cpm1-i2c",
+ "fsl,cpm-i2c";
+ reg = <860 20 3c80 30>;
+ interrupts = <10>;
+ interrupt-parent = <&CPM_PIC>;
+ fsl,cpm-command = <0010>;
+ };
};
};
diff --git a/arch/powerpc/boot/dts/mpc885ads.dts b/arch/powerpc/boot/dts/mpc885ads.dts
index 9895043..67d0e8d 100644
--- a/arch/powerpc/boot/dts/mpc885ads.dts
+++ b/arch/powerpc/boot/dts/mpc885ads.dts
@@ -215,6 +215,16 @@
fsl,cpm-command = <0x80>;
linux,network-index = <2>;
};
+
+ i2c@860 {
+ compatible = "fsl,mpc885-i2c",
+ "fsl,cpm1-i2c",
+ "fsl,cpm-i2c";
+ reg = <860 20 3c80 30>;
+ interrupts = <10>;
+ interrupt-parent = <&CPM_PIC>;
+ fsl,cpm-command = <0010>;
+ };
};
};

These are v1 dts files -- you need an 0x prefix on the hex numbers.

-Scott
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