From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933051AbcLBCdy (ORCPT ); Thu, 1 Dec 2016 21:33:54 -0500 Received: from mail-pg0-f48.google.com ([74.125.83.48]:35182 "EHLO mail-pg0-f48.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932750AbcLBCdp (ORCPT ); Thu, 1 Dec 2016 21:33:45 -0500 From: Brian Norris To: Heiko Stuebner Cc: linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, Caesar Wang , Doug Anderson , , Rob Herring , Stephen Barber , linux-arm-kernel@lists.infradead.org, Chris Zhong , Brian Norris Subject: [PATCH 9/9] arm64: dts: rockchip: add regulator info for Kevin digitizer Date: Thu, 1 Dec 2016 18:27:33 -0800 Message-Id: <1480645653-36943-10-git-send-email-briannorris@chromium.org> X-Mailer: git-send-email 2.8.0.rc3.226.g39d4020 In-Reply-To: <1480645653-36943-1-git-send-email-briannorris@chromium.org> References: <1480645653-36943-1-git-send-email-briannorris@chromium.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 --- 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