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ARM: dts: rockchip: add i2c dt nodes for rv1108

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There are four i2c controllers on rv1108, add
device tree node for them.

Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
This commit is contained in:
Andy Yan 2017-08-11 11:39:50 +08:00 committed by Heiko Stuebner
parent d7be5b09e8
commit 32cb77a204
1 changed files with 72 additions and 0 deletions
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72
arch/arm/boot/dts/rv1108.dtsi
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@ -52,6 +52,10 @@
interrupt-parent = <&gic>;
aliases {
i2c0 = &i2c0;
i2c1 = &i2c1;
i2c2 = &i2c2;
i2c3 = &i2c3;
serial0 = &uart0;
serial1 = &uart1;
serial2 = &uart2;
@ -154,11 +158,67 @@
status = "disabled";
};
i2c1: i2c@10240000 {
compatible = "rockchip,rv1108-i2c";
reg = <0x10240000 0x1000>;
interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
#address-cells = <1>;
#size-cells = <0>;
clocks = <&cru SCLK_I2C1>, <&cru PCLK_I2C1>;
clock-names = "i2c", "pclk";
pinctrl-names = "default";
pinctrl-0 = <&i2c1_xfer>;
rockchip,grf = <&grf>;
status = "disabled";
};
i2c2: i2c@10250000 {
compatible = "rockchip,rv1108-i2c";
reg = <0x10250000 0x1000>;
interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
#address-cells = <1>;
#size-cells = <0>;
clocks = <&cru SCLK_I2C2>, <&cru PCLK_I2C2>;
clock-names = "i2c", "pclk";
pinctrl-names = "default";
pinctrl-0 = <&i2c2m1_xfer>;
rockchip,grf = <&grf>;
status = "disabled";
};
i2c3: i2c@10260000 {
compatible = "rockchip,rv1108-i2c";
reg = <0x10260000 0x1000>;
interrupts = <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>;
#address-cells = <1>;
#size-cells = <0>;
clocks = <&cru SCLK_I2C3>, <&cru PCLK_I2C3>;
clock-names = "i2c", "pclk";
pinctrl-names = "default";
pinctrl-0 = <&i2c3_xfer>;
rockchip,grf = <&grf>;
status = "disabled";
};
grf: syscon@10300000 {
compatible = "rockchip,rv1108-grf", "syscon";
reg = <0x10300000 0x1000>;
};
i2c0: i2c@20000000 {
compatible = "rockchip,rv1108-i2c";
reg = <0x20000000 0x1000>;
interrupts = <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>;
#address-cells = <1>;
#size-cells = <0>;
clocks = <&cru SCLK_I2C0_PMU>, <&cru PCLK_I2C0_PMU>;
clock-names = "i2c", "pclk";
pinctrl-names = "default";
pinctrl-0 = <&i2c0_xfer>;
rockchip,grf = <&grf>;
status = "disabled";
};
pmugrf: syscon@20060000 {
compatible = "rockchip,rv1108-pmugrf", "syscon";
reg = <0x20060000 0x1000>;
@ -303,6 +363,11 @@
drive-strength = <12>;
};
pcfg_pull_none_smt: pcfg-pull-none-smt {
bias-disable;
input-schmitt-enable;
};
pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
bias-pull-up;
drive-strength = <8>;
@ -330,6 +395,13 @@
input-enable;
};
i2c0 {
i2c0_xfer: i2c0-xfer {
rockchip,pins = <0 RK_PB1 RK_FUNC_1 &pcfg_pull_none_smt>,
<0 RK_PB2 RK_FUNC_1 &pcfg_pull_none_smt>;
};
};
i2c1 {
i2c1_xfer: i2c1-xfer {
rockchip,pins = <2 RK_PD3 RK_FUNC_1 &pcfg_pull_up>,