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Groups > linux.kernel > #1534626
| From | Brian Norris <briannorris@chromium.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 9/9] arm64: dts: rockchip: add regulator info for Kevin digitizer |
| Date | 2016-12-02 03:40 +0100 |
| Message-ID | <sJLVv-5Ru-11@gated-at.bofh.it> (permalink) |
| References | <sJLVv-5Ru-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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>
---
Uses WIP bindings:
[PATCH v3 1/2] devicetree: i2c-hid: Add regulator support
https://patchwork.kernel.org/patch/9457493/
---
arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts | 3 +++
1 file changed, 3 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts b/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts
index 66db785375a8..d260079de2ab 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts
@@ -232,6 +232,9 @@ ap_i2c_dig: &i2c2 {
pinctrl-names = "default";
pinctrl-0 = <&cpu1_dig_irq_l &cpu1_dig_pdct_l>;
+ vdd-supply = <&p3_3v_dig>;
+ init-delay-ms = <100>;
+
interrupt-parent = <&gpio2>;
interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
--
2.8.0.rc3.226.g39d4020
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[PATCH 9/9] arm64: dts: rockchip: add regulator info for Kevin digitizer Brian Norris <briannorris@chromium.org> - 2016-12-02 03:40 +0100
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