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authorHongtao Jia <hongtao.jia@freescale.com>2013-09-09 18:03:33 +0800
committerScott Wood <scottwood@freescale.com>2013-10-28 21:11:18 -0500
commitafc4b47372ace24c630c1d79b3a0ed32bf1d19fd (patch)
tree54a8a93b328dc406b24a436c282e8e4f0977dd25 /arch/powerpc/boot/dts/t4240qds.dts
parent788d399d3c3dd1e02ab316272e1dc1881182e16d (diff)
powerpc: Add I2C bus multiplexer node for B4 and T4240QDS
In both B4 and T4240QDS platform PCA9547 I2C bus multiplexer is used. The sub-nodes are also reorganized according to right I2C topology. Signed-off-by: Jia Hongtao <hongtao.jia@freescale.com> Signed-off-by: Scott Wood <scottwood@freescale.com>
Diffstat (limited to 'arch/powerpc/boot/dts/t4240qds.dts')
-rw-r--r--arch/powerpc/boot/dts/t4240qds.dts69
1 files changed, 41 insertions, 28 deletions
diff --git a/arch/powerpc/boot/dts/t4240qds.dts b/arch/powerpc/boot/dts/t4240qds.dts
index eb3c3de4ef53..63e81b010804 100644
--- a/arch/powerpc/boot/dts/t4240qds.dts
+++ b/arch/powerpc/boot/dts/t4240qds.dts
@@ -118,34 +118,47 @@
};
i2c@118000 {
- eeprom@51 {
- compatible = "at24,24c256";
- reg = <0x51>;
- };
- eeprom@52 {
- compatible = "at24,24c256";
- reg = <0x52>;
- };
- eeprom@53 {
- compatible = "at24,24c256";
- reg = <0x53>;
- };
- eeprom@54 {
- compatible = "at24,24c256";
- reg = <0x54>;
- };
- eeprom@55 {
- compatible = "at24,24c256";
- reg = <0x55>;
- };
- eeprom@56 {
- compatible = "at24,24c256";
- reg = <0x56>;
- };
- rtc@68 {
- compatible = "dallas,ds3232";
- reg = <0x68>;
- interrupts = <0x1 0x1 0 0>;
+ mux@77 {
+ compatible = "nxp,pca9547";
+ reg = <0x77>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ i2c@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+
+ eeprom@51 {
+ compatible = "at24,24c256";
+ reg = <0x51>;
+ };
+ eeprom@52 {
+ compatible = "at24,24c256";
+ reg = <0x52>;
+ };
+ eeprom@53 {
+ compatible = "at24,24c256";
+ reg = <0x53>;
+ };
+ eeprom@54 {
+ compatible = "at24,24c256";
+ reg = <0x54>;
+ };
+ eeprom@55 {
+ compatible = "at24,24c256";
+ reg = <0x55>;
+ };
+ eeprom@56 {
+ compatible = "at24,24c256";
+ reg = <0x56>;
+ };
+ rtc@68 {
+ compatible = "dallas,ds3232";
+ reg = <0x68>;
+ interrupts = <0x1 0x1 0 0>;
+ };
+ };
};
};