diff options
author | Brian Norris <briannorris@chromium.org> | 2017-03-20 16:53:44 -0700 |
---|---|---|
committer | Heiko Stuebner <heiko@sntech.de> | 2017-03-23 00:51:58 +0100 |
commit | b9ed79fa91c5271ca166dfde99883ca3afb190fe (patch) | |
tree | 78d790c8893aaa99054b74383ce66b40b9df5a80 | |
parent | acaa71a6c746df80b33ace88689b336de96e833e (diff) |
arm64: dts: rockchip: add regulator info for Kevin digitizerv4.12-rockchip-dts64-symlinks-1
We need to enable this regulator before the digitizer can be used. Wacom
recommended waiting for 100 ms before talking to the HID.
Signed-off-by: Brian Norris <briannorris@chromium.org>
[store chip ident as comment until i2c multi-compatibles are sorted]
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
-rw-r--r-- | arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts b/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts index fd24071320be..658bb9dc9dfd 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts +++ b/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts @@ -223,11 +223,15 @@ ap_i2c_dig: &i2c2 { i2c-scl-rising-time-ns = <300>; digitizer: digitizer@9 { + /* wacom,w9013 */ compatible = "hid-over-i2c"; reg = <0x9>; pinctrl-names = "default"; pinctrl-0 = <&cpu1_dig_irq_l &cpu1_dig_pdct_l>; + vdd-supply = <&p3_3v_dig>; + post-power-on-delay-ms = <100>; + interrupt-parent = <&gpio2>; interrupts = <4 IRQ_TYPE_LEVEL_LOW>; |