From patchwork Mon May 14 21:16:10 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Enric Balletbo i Serra X-Patchwork-Id: 10400123 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id AF07C601E9 for ; Tue, 15 May 2018 07:05:19 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8142028560 for ; Tue, 15 May 2018 07:05:19 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 73C262860C; Tue, 15 May 2018 07:05:19 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED,UNPARSEABLE_RELAY autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 0694B28560 for ; Tue, 15 May 2018 07:05:19 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 5963F6E1B6; Tue, 15 May 2018 07:03:14 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [46.235.227.227]) by gabe.freedesktop.org (Postfix) with ESMTPS id 7EC2A6E126 for ; Mon, 14 May 2018 21:16:48 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: eballetbo) with ESMTPSA id 7B78E265A42 From: Enric Balletbo i Serra To: MyungJoo Ham , Kyungmin Park , Chanwoo Choi , Rob Herring , Will Deacon , Heiko Stuebner , Michael Turquette , Stephen Boyd , Sandy Huang , David Airlie Subject: [RFC PATCH 10/10] arm64: dts: rockchip: Enable dmc and dfi nodes on gru. Date: Mon, 14 May 2018 23:16:10 +0200 Message-Id: <20180514211610.26618-11-enric.balletbo@collabora.com> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180514211610.26618-1-enric.balletbo@collabora.com> References: <20180514211610.26618-1-enric.balletbo@collabora.com> X-Mailman-Approved-At: Tue, 15 May 2018 07:01:55 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , Catalin Marinas , Shawn Lin , Kever Yang , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Chris Zhong , kernel@collabora.com, linux-clk@vger.kernel.org, Brian Norris , linux-rockchip@lists.infradead.org, Nickey Yang , Matthias Kaehlcke , Shunqian Zheng , Caesar Wang , devicetree@vger.kernel.org, Derek Basehore , linux-pm@vger.kernel.org, Jeffy Chen , Mark Yao , linux-arm-kernel@lists.infradead.org, Jacob Chen , Lin Huang , Douglas Anderson , Yakir Yang MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: Lin Huang Enable the DMC (Dynamic Memory Controller) and the DFI (DDR PHY Interface) nodes on gru/kevin boards so we can support DDR DVFS. Signed-off-by: Lin Huang Signed-off-by: Enric Balletbo i Serra --- arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi | 21 ++++++++++++++++++++ arch/arm64/boot/dts/rockchip/rk3399.dtsi | 2 +- 2 files changed, 22 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi index 18f546f2dfd1..ba2cfdd082b8 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi @@ -525,6 +525,12 @@ extcon = <&usbc_extcon0>, <&usbc_extcon1>; }; +&dmc_opp_table { + opp04 { + opp-suspend; + }; +}; + /* * Set some suspend operating points to avoid OVP in suspend * @@ -600,6 +606,10 @@ <400000000>; }; +&display_subsystem { + devfreq = <&dmc>; +}; + &emmc_phy { status = "okay"; }; @@ -766,6 +776,17 @@ ap_i2c_audio: &i2c8 { status = "okay"; }; +&dfi { + status = "okay"; +}; + +&dmc { + status = "okay"; + center-supply = <&ppvar_centerlogic>; + upthreshold = <25>; + downdifferential = <15>; +}; + &sdhci { /* * Signal integrity isn't great at 200 MHz and 150 MHz (DDR) gives the diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi index e012cc8ae3d4..518c742293fc 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi @@ -160,7 +160,7 @@ }; }; - display-subsystem { + display_subsystem: display-subsystem { compatible = "rockchip,display-subsystem"; ports = <&vopl_out>, <&vopb_out>; };