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author | Sascha Hauer <s.hauer@pengutronix.de> | 2015-05-06 08:56:43 +0200 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2015-05-06 08:56:43 +0200 |
commit | 461f8cfc7ea788428240271818363333ceff5c4c (patch) | |
tree | a3d6e3737c203ea29f8db2a6ddaadc326247376c /dts/Bindings/i2c/i2c-jz4780.txt | |
parent | 6345d37ae50c3ac8dd0e6176bc846fe211cbddd4 (diff) | |
download | barebox-461f8cfc7ea788428240271818363333ceff5c4c.tar.gz barebox-461f8cfc7ea788428240271818363333ceff5c4c.tar.xz |
dts: update to v4.1-rc1
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'dts/Bindings/i2c/i2c-jz4780.txt')
-rw-r--r-- | dts/Bindings/i2c/i2c-jz4780.txt | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/dts/Bindings/i2c/i2c-jz4780.txt b/dts/Bindings/i2c/i2c-jz4780.txt new file mode 100644 index 0000000000..231e4cc400 --- /dev/null +++ b/dts/Bindings/i2c/i2c-jz4780.txt @@ -0,0 +1,35 @@ +* Ingenic JZ4780 I2C Bus controller + +Required properties: +- compatible: should be "ingenic,jz4780-i2c" +- reg: Should contain the address & size of the I2C controller registers. +- interrupts: Should specify the interrupt provided by parent. +- clocks: Should contain a single clock specifier for the JZ4780 I2C clock. +- clock-frequency: desired I2C bus clock frequency in Hz. + +Recommended properties: +- pinctrl-names: should be "default"; +- pinctrl-0: phandle to pinctrl function + +Optional properties: +- interrupt-parent: Should be the phandle of the interrupt controller that + delivers interrupts to the I2C block. + +Example + +/ { + i2c4: i2c4@0x10054000 { + compatible = "ingenic,jz4780-i2c"; + reg = <0x10054000 0x1000>; + + interrupt-parent = <&intc>; + interrupts = <56>; + + clocks = <&cgu JZ4780_CLK_SMB4>; + clock-frequency = <100000>; + pinctrl-names = "default"; + pinctrl-0 = <&pins_i2c4_data>; + + }; +}; + |