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ARM: STi: DT: add keyscan for stih416

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Add keyscan support for stih416.
It is disabled by default given that it is not enabled on all boards.
Also there are PIOs conflict with already claimed lines.

Acked-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Giuseppe Condorelli <giuseppe.condorelli@st.com>
Signed-off-by: Gabriel Fernandez <gabriel.fernandez@linaro.org>
Signed-off-by: Maxime Coquelin <maxime.coquelin@st.com>
This commit is contained in:
Gabriel FERNANDEZ 2014-04-11 17:07:00 +02:00 committed by Maxime Coquelin
parent c316d7d420
commit 948d8ffb47
2 changed files with 28 additions and 0 deletions
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16
arch/arm/boot/dts/stih416-pinctrl.dtsi
View File

@ -122,6 +122,22 @@
};
};
keyscan {
pinctrl_keyscan: keyscan {
st,pins {
keyin0 = <&PIO0 2 ALT2 IN>;
keyin1 = <&PIO0 3 ALT2 IN>;
keyin2 = <&PIO0 4 ALT2 IN>;
keyin3 = <&PIO2 6 ALT2 IN>;
keyout0 = <&PIO1 6 ALT2 OUT>;
keyout1 = <&PIO1 7 ALT2 OUT>;
keyout2 = <&PIO0 6 ALT2 OUT>;
keyout3 = <&PIO2 7 ALT2 OUT>;
};
};
};
sbc_i2c0 {
pinctrl_sbc_i2c0_default: sbc_i2c0-default {
st,pins {

12
arch/arm/boot/dts/stih416.dtsi
View File

@ -224,5 +224,17 @@
status = "disabled";
};
keyscan: keyscan@fe4b0000 {
compatible = "st,sti-keyscan";
status = "disabled";
reg = <0xfe4b0000 0x2000>;
interrupts = <GIC_SPI 212 IRQ_TYPE_NONE>;
clocks = <&CLK_SYSIN>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_keyscan>;
resets = <&powerdown STIH416_KEYSCAN_POWERDOWN>,
<&softreset STIH416_KEYSCAN_SOFTRESET>;
};
};
};