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r: 143350
b: refs/heads/master
c: 23da64b
h: refs/heads/master
v: v3
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Linus Torvalds committed Apr 15, 2009
1 parent 37a4211 commit f99cda9
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2 changes: 1 addition & 1 deletion [refs]
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---
refs/heads/master: a36e71f996e25d6213f57951f7ae1874086ec57e
refs/heads/master: 23da64b4714812b66ecf010e7dfb3ed1bf2eda69
46 changes: 31 additions & 15 deletions trunk/Documentation/powerpc/dts-bindings/fsl/i2c.txt
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Expand Up @@ -7,26 +7,42 @@ Required properties :

Recommended properties :

- compatible : Should be "fsl-i2c" for parts compatible with
Freescale I2C specifications.
- compatible : compatibility list with 2 entries, the first should
be "fsl,CHIP-i2c" where CHIP is the name of a compatible processor,
e.g. mpc8313, mpc8543, mpc8544, mpc5200 or mpc5200b. The second one
should be "fsl-i2c".
- interrupts : <a b> where a is the interrupt number and b is a
field that represents an encoding of the sense and level
information for the interrupt. This should be encoded based on
the information in section 2) depending on the type of interrupt
controller you have.
- interrupt-parent : the phandle for the interrupt controller that
services interrupts for this device.
- dfsrr : boolean; if defined, indicates that this I2C device has
a digital filter sampling rate register
- fsl5200-clocking : boolean; if defined, indicated that this device
uses the FSL 5200 clocking mechanism.

Example :
i2c@3000 {
interrupt-parent = <40000>;
interrupts = <1b 3>;
reg = <3000 18>;
device_type = "i2c";
compatible = "fsl-i2c";
dfsrr;
- fsl,preserve-clocking : boolean; if defined, the clock settings
from the bootloader are preserved (not touched).
- clock-frequency : desired I2C bus clock frequency in Hz.

Examples :

i2c@3d00 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c";
cell-index = <0>;
reg = <0x3d00 0x40>;
interrupts = <2 15 0>;
interrupt-parent = <&mpc5200_pic>;
fsl,preserve-clocking;
};

i2c@3100 {
#address-cells = <1>;
#size-cells = <0>;
cell-index = <1>;
compatible = "fsl,mpc8544-i2c", "fsl-i2c";
reg = <0x3100 0x100>;
interrupts = <43 2>;
interrupt-parent = <&mpic>;
clock-frequency = <400000>;
};

2 changes: 1 addition & 1 deletion trunk/arch/powerpc/Kconfig
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Expand Up @@ -462,7 +462,7 @@ config PPC_64K_PAGES

config PPC_256K_PAGES
bool "256k page size" if 44x
depends on !STDBINUTILS && (!SHMEM || BROKEN)
depends on !STDBINUTILS
help
Make the page size 256k.

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4 changes: 2 additions & 2 deletions trunk/arch/powerpc/boot/dts/tqm8540.dts
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Expand Up @@ -84,9 +84,9 @@
interrupt-parent = <&mpic>;
dfsrr;

dtt@50 {
dtt@48 {
compatible = "national,lm75";
reg = <0x50>;
reg = <0x48>;
};

rtc@68 {
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4 changes: 2 additions & 2 deletions trunk/arch/powerpc/boot/dts/tqm8541.dts
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Expand Up @@ -83,9 +83,9 @@
interrupt-parent = <&mpic>;
dfsrr;

dtt@50 {
dtt@48 {
compatible = "national,lm75";
reg = <0x50>;
reg = <0x48>;
};

rtc@68 {
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8 changes: 4 additions & 4 deletions trunk/arch/powerpc/boot/dts/tqm8548-bigflash.dts
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Expand Up @@ -85,9 +85,9 @@
interrupt-parent = <&mpic>;
dfsrr;

dtt@50 {
dtt@48 {
compatible = "national,lm75";
reg = <0x50>;
reg = <0x48>;
};

rtc@68 {
Expand Down Expand Up @@ -247,7 +247,7 @@
interrupts = <31 2 32 2 33 2>;
interrupt-parent = <&mpic>;
tbi-handle = <&tbi2>;
phy-handle = <&phy3>;
phy-handle = <&phy4>;

mdio@520 {
#address-cells = <1>;
Expand Down Expand Up @@ -275,7 +275,7 @@
interrupts = <37 2 38 2 39 2>;
interrupt-parent = <&mpic>;
tbi-handle = <&tbi3>;
phy-handle = <&phy4>;
phy-handle = <&phy5>;

mdio@520 {
#address-cells = <1>;
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8 changes: 4 additions & 4 deletions trunk/arch/powerpc/boot/dts/tqm8548.dts
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Expand Up @@ -85,9 +85,9 @@
interrupt-parent = <&mpic>;
dfsrr;

dtt@50 {
dtt@48 {
compatible = "national,lm75";
reg = <0x50>;
reg = <0x48>;
};

rtc@68 {
Expand Down Expand Up @@ -247,7 +247,7 @@
interrupts = <31 2 32 2 33 2>;
interrupt-parent = <&mpic>;
tbi-handle = <&tbi2>;
phy-handle = <&phy3>;
phy-handle = <&phy4>;

mdio@520 {
#address-cells = <1>;
Expand Down Expand Up @@ -275,7 +275,7 @@
interrupts = <37 2 38 2 39 2>;
interrupt-parent = <&mpic>;
tbi-handle = <&tbi3>;
phy-handle = <&phy4>;
phy-handle = <&phy5>;

mdio@520 {
#address-cells = <1>;
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4 changes: 2 additions & 2 deletions trunk/arch/powerpc/boot/dts/tqm8555.dts
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Expand Up @@ -83,9 +83,9 @@
interrupt-parent = <&mpic>;
dfsrr;

dtt@50 {
dtt@48 {
compatible = "national,lm75";
reg = <0x50>;
reg = <0x48>;
};

rtc@68 {
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4 changes: 2 additions & 2 deletions trunk/arch/powerpc/boot/dts/tqm8560.dts
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Expand Up @@ -85,9 +85,9 @@
interrupt-parent = <&mpic>;
dfsrr;

dtt@50 {
dtt@48 {
compatible = "national,lm75";
reg = <0x50>;
reg = <0x48>;
};

rtc@68 {
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