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Add i2c spi dts #175

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Jan 13, 2016
Merged

Add i2c spi dts #175

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4f2d637
dts: hi6220: Adding i2c0 and i2c1 to dts
Dec 31, 2015
e2ac311
dts: hi6220: Listing spidev in dts
Dec 31, 2015
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53 changes: 51 additions & 2 deletions arch/arm64/boot/dts/hi6220.dtsi
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Original file line number Diff line number Diff line change
Expand Up @@ -683,6 +683,41 @@
status = "ok";
};

i2c0: i2c@f7100000 {
compatible = "snps,designware-i2c";
#address-cells = <1>;
#size-cells = <0>;
reg = <0x0 0xf7100000 0x0 0x1000>;
interrupts = <0 44 4>;

clocks = <&clock_sys HI6220_I2C0_CLK>;
clock-names = "clk_i2c0";
i2c-sda-hold-time-ns = <300>;
#delay-reg = <0x0 0x0f8 0x0 4>;
reset-controller-reg = <0x330 0x334 0x338 1>;
pinctrl-names = "default";
pinctrl-0 = <&i2c0_pmx_func &i2c0_cfg_func>;
status = "ok";
};

i2c1: i2c@f7101000 {
compatible = "snps,designware-i2c";
#address-cells = <1>;
#size-cells = <0>;
reg = <0x0 0xf7101000 0x0 0x1000>;
interrupts = <0 45 4>;

clocks = <&clock_sys HI6220_I2C1_CLK>;
clock-names = "clk_i2c1";
i2c-sda-hold-time-ns = <300>;
clock-frequency = <100000>;
#delay-reg = <0x0 0x0f8 0x0 4>;
reset-controller-reg = <0x330 0x334 0x338 2>;
pinctrl-names = "default";
pinctrl-0 = <&i2c1_pmx_func &i2c1_cfg_func>;
status = "ok";
};

i2c2: i2c@f7102000 {
compatible = "snps,designware-i2c";
#address-cells = <1>;
Expand Down Expand Up @@ -715,6 +750,8 @@

spi_0: spi@f7106000 {
compatible = "arm,pl022", "arm,primecell";
#address-cells = <1>;
#size-cells = <0>;
reg = <0x0 0xf7106000 0x0 0x1000>;
interrupts = <0 50 4>;
bus-id = <0>;
Expand All @@ -726,10 +763,22 @@
clock-names = "apb_pclk";
pinctrl-names = "default";
pinctrl-0 = <&spi0_pmx_func &spi0_cfg_func>;
num-cs = <4>;
cs-gpios = <&gpio6 2 0>,<&gpio6 3 0>,<&gpio6 4 0>,<&gpio6 5 0>;
num-cs = <2>;
cs-gpios = <&gpio2 2 0>,<&gpio2 3 0>;

status = "ok";

spidev@0 {
compatible = "linux,spidev";
spi-max-frequency = <500000>;
reg = <0>;
};

spidev@1 {
compatible = "linux,spidev";
spi-max-frequency = <500000>;
reg = <1>;
};
};

display-subsystem {
Expand Down