* [PATCH] arm: boot: dts: am437x-idk: enable i2c2
@ 2015-02-19 19:57 Felipe Balbi
2015-03-16 21:07 ` Tony Lindgren
0 siblings, 1 reply; 2+ messages in thread
From: Felipe Balbi @ 2015-02-19 19:57 UTC (permalink / raw)
To: linux-arm-kernel
i2c2 goes to an expansion connector which we
want to use.
Signed-off-by: Felipe Balbi <balbi@ti.com>
---
arch/arm/boot/dts/am437x-idk-evm.dts | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/arch/arm/boot/dts/am437x-idk-evm.dts b/arch/arm/boot/dts/am437x-idk-evm.dts
index 2471f1ebd4ed..22c2031dea17 100644
--- a/arch/arm/boot/dts/am437x-idk-evm.dts
+++ b/arch/arm/boot/dts/am437x-idk-evm.dts
@@ -133,6 +133,20 @@
>;
};
+ i2c2_pins_default: i2c2_pins_default {
+ pinctrl-single,pins = <
+ 0x1e8 (PIN_INPUT | SLEWCTRL_FAST | MUX_MODE3) /* cam1_data1.i2c2_scl */
+ 0x1ec (PIN_INPUT | SLEWCTRL_FAST | MUX_MODE3) /* cam1_data0.i2c2_sda */
+ >;
+ };
+
+ i2c2_pins_sleep: i2c2_pins_sleep {
+ pinctrl-single,pins = <
+ 0x1e8 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+ 0x1ec (PIN_INPUT_PULLDOWN | MUX_MODE7)
+ >;
+ };
+
mmc1_pins_default: pinmux_mmc1_pins_default {
pinctrl-single,pins = <
0x100 (PIN_INPUT | MUX_MODE0) /* mmc0_clk.mmc0_clk */
@@ -263,6 +277,14 @@
};
};
+&i2c2 {
+ status = "okay";
+ pinctrl-names = "default", "sleep";
+ pinctrl-0 = <&i2c2_pins_default>;
+ pinctrl-1 = <&i2c2_pins_sleep>;
+ clock-frequency = <100000>;
+};
+
&epwmss0 {
status = "okay";
};
--
2.3.0
^ permalink raw reply related [flat|nested] 2+ messages in thread* [PATCH] arm: boot: dts: am437x-idk: enable i2c2
2015-02-19 19:57 [PATCH] arm: boot: dts: am437x-idk: enable i2c2 Felipe Balbi
@ 2015-03-16 21:07 ` Tony Lindgren
0 siblings, 0 replies; 2+ messages in thread
From: Tony Lindgren @ 2015-03-16 21:07 UTC (permalink / raw)
To: linux-arm-kernel
* Felipe Balbi <balbi@ti.com> [150219 12:02]:
> i2c2 goes to an expansion connector which we
> want to use.
Applying into omap-for-v4.1/dt thanks.
Tony
> Signed-off-by: Felipe Balbi <balbi@ti.com>
> ---
> arch/arm/boot/dts/am437x-idk-evm.dts | 22 ++++++++++++++++++++++
> 1 file changed, 22 insertions(+)
>
> diff --git a/arch/arm/boot/dts/am437x-idk-evm.dts b/arch/arm/boot/dts/am437x-idk-evm.dts
> index 2471f1ebd4ed..22c2031dea17 100644
> --- a/arch/arm/boot/dts/am437x-idk-evm.dts
> +++ b/arch/arm/boot/dts/am437x-idk-evm.dts
> @@ -133,6 +133,20 @@
> >;
> };
>
> + i2c2_pins_default: i2c2_pins_default {
> + pinctrl-single,pins = <
> + 0x1e8 (PIN_INPUT | SLEWCTRL_FAST | MUX_MODE3) /* cam1_data1.i2c2_scl */
> + 0x1ec (PIN_INPUT | SLEWCTRL_FAST | MUX_MODE3) /* cam1_data0.i2c2_sda */
> + >;
> + };
> +
> + i2c2_pins_sleep: i2c2_pins_sleep {
> + pinctrl-single,pins = <
> + 0x1e8 (PIN_INPUT_PULLDOWN | MUX_MODE7)
> + 0x1ec (PIN_INPUT_PULLDOWN | MUX_MODE7)
> + >;
> + };
> +
> mmc1_pins_default: pinmux_mmc1_pins_default {
> pinctrl-single,pins = <
> 0x100 (PIN_INPUT | MUX_MODE0) /* mmc0_clk.mmc0_clk */
> @@ -263,6 +277,14 @@
> };
> };
>
> +&i2c2 {
> + status = "okay";
> + pinctrl-names = "default", "sleep";
> + pinctrl-0 = <&i2c2_pins_default>;
> + pinctrl-1 = <&i2c2_pins_sleep>;
> + clock-frequency = <100000>;
> +};
> +
> &epwmss0 {
> status = "okay";
> };
> --
> 2.3.0
>
> --
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