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ARM: STi: DT: add keyscan for stih415 

Add keyscan support for stih415.
It is put disabled by default because 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 d6c057f313
commit c316d7d420
2 changed files with 28 additions and 0 deletions
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16
arch/arm/boot/dts/stih415-pinctrl.dtsi
View File

@ -102,6 +102,22 @@ st,pins {
};
};
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/stih415.dtsi
View File

@ -206,5 +206,17 @@ rc: rc@fe518000 {
pinctrl-0 = <&pinctrl_ir>;
resets = <&softreset STIH415_IRB_SOFTRESET>;
};
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 STIH415_KEYSCAN_POWERDOWN>,
<&softreset STIH415_KEYSCAN_SOFTRESET>;
};
};
};