From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754000AbcH0Nlz (ORCPT ); Sat, 27 Aug 2016 09:41:55 -0400 Received: from regular1.263xmail.com ([211.150.99.139]:56756 "EHLO regular1.263xmail.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751983AbcH0Nlr (ORCPT ); Sat, 27 Aug 2016 09:41:47 -0400 X-263anti-spam: KSV:0; X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-KSVirus-check: 0 X-ABS-CHECKED: 4 X-ADDR-CHECKED: 0 X-RL-SENDER: xzy.xu@rock-chips.com X-FST-TO: ulf.hansson@linaro.org X-SENDER-IP: 103.29.142.67 X-LOGIN-NAME: xzy.xu@rock-chips.com X-UNIQUE-TAG: <7378d99c4d675e10199b81169de5c0b0> X-ATTACHMENT-NUM: 0 X-DNS-TYPE: 0 From: Ziyuan Xu To: ulf.hansson@linaro.org, robh+dt@kernel.org, heiko@sntech.de Cc: linux-rockchip@lists.infradead.org, Ziyuan Xu , Elaine Zhang , devicetree@vger.kernel.org, David Wu , Caesar Wang , Frank Wang , Brian Norris , linux-kernel@vger.kernel.org, Shunqian Zheng , Douglas Anderson , Masahiro Yamada , Will Deacon , Jianqun Xu , Mark Rutland , Catalin Marinas , linux-arm-kernel@lists.infradead.org, Xing Zheng Subject: [PATCH 2/2] arm64: dts: rockchip: add eMMC's power domain support for rk3399 Date: Sat, 27 Aug 2016 21:41:03 +0800 Message-Id: <20160827134103.28160-3-xzy.xu@rock-chips.com> X-Mailer: git-send-email 2.9.2 In-Reply-To: <20160827134103.28160-1-xzy.xu@rock-chips.com> References: <20160827134103.28160-1-xzy.xu@rock-chips.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Control power domain for eMMC via genpd to reduce power consumption. Signed-off-by: Elaine Zhang Signed-off-by: Ziyuan Xu --- arch/arm64/boot/dts/rockchip/rk3399.dtsi | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi index 32aebc8..71733d4 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi @@ -239,6 +239,7 @@ #clock-cells = <0>; phys = <&emmc_phy>; phy-names = "phy_arasan"; + power-domains = <&power RK3399_PD_EMMC>; status = "disabled"; }; @@ -611,6 +612,11 @@ status = "disabled"; }; + qos_emmc: qos@ffa58000 { + compatible = "syscon"; + reg = <0x0 0xffa58000 0x0 0x20>; + }; + qos_hdcp: qos@ffa90000 { compatible = "syscon"; reg = <0x0 0xffa90000 0x0 0x20>; @@ -739,6 +745,11 @@ }; /* These power domains are grouped by VD_LOGIC */ + pd_emmc@RK3399_PD_EMMC { + reg = ; + clocks = <&cru ACLK_EMMC>; + pm_qos = <&qos_emmc>; + }; pd_vio@RK3399_PD_VIO { reg = ; #address-cells = <1>; -- 2.9.2