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[46.138.85.91]) by smtp.gmail.com with ESMTPSA id g30sm46607lfj.298.2021.08.16.18.30.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 16 Aug 2021 18:30:41 -0700 (PDT) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Ulf Hansson , Viresh Kumar , Stephen Boyd , Peter De Schrijver , Mikko Perttunen , Peter Chen , Mark Brown , Lee Jones , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , Nishanth Menon , Vignesh Raghavendra , Richard Weinberger , Miquel Raynal , Lucas Stach , Stefan Agner , Adrian Hunter , Mauro Carvalho Chehab , Rob Herring , Michael Turquette Cc: linux-kernel@vger.kernel.org, linux-tegra@vger.kernel.org, linux-pm@vger.kernel.org, linux-usb@vger.kernel.org, linux-staging@lists.linux.dev, linux-spi@vger.kernel.org, linux-pwm@vger.kernel.org, linux-mtd@lists.infradead.org, linux-mmc@vger.kernel.org, linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-clk@vger.kernel.org Subject: [PATCH v8 34/34] ARM: tegra20/30: Disable unused host1x hardware Date: Tue, 17 Aug 2021 04:27:54 +0300 Message-Id: <20210817012754.8710-35-digetx@gmail.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210817012754.8710-1-digetx@gmail.com> References: <20210817012754.8710-1-digetx@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org MPE, VI, EPP and ISP were never used and we don't have drivers for them. Since these modules are enabled by default in a device-tree, a device is created for them, blocking voltage scaling because there is no driver to bind, and thus, state of PMC driver is never synced. Disable them. Signed-off-by: Dmitry Osipenko --- arch/arm/boot/dts/tegra20.dtsi | 4 ++++ arch/arm/boot/dts/tegra30.dtsi | 8 ++++++++ 2 files changed, 12 insertions(+) diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi index 2cb31bdd9eea..32abe559645f 100644 --- a/arch/arm/boot/dts/tegra20.dtsi +++ b/arch/arm/boot/dts/tegra20.dtsi @@ -59,6 +59,7 @@ mpe@54040000 { reset-names = "mpe"; operating-points-v2 = <&mpe_dvfs_opp_table>; power-domains = <&pd_mpe>; + status = "disabled"; }; vi@54080000 { @@ -70,6 +71,7 @@ vi@54080000 { reset-names = "vi"; operating-points-v2 = <&vi_dvfs_opp_table>; power-domains = <&pd_venc>; + status = "disabled"; }; epp@540c0000 { @@ -81,6 +83,7 @@ epp@540c0000 { reset-names = "epp"; operating-points-v2 = <&epp_dvfs_opp_table>; power-domains = <&pd_core>; + status = "disabled"; }; isp@54100000 { @@ -91,6 +94,7 @@ isp@54100000 { resets = <&tegra_car 23>; reset-names = "isp"; power-domains = <&pd_venc>; + status = "disabled"; }; gr2d@54140000 { diff --git a/arch/arm/boot/dts/tegra30.dtsi b/arch/arm/boot/dts/tegra30.dtsi index be6fd700838c..55718e44ca98 100644 --- a/arch/arm/boot/dts/tegra30.dtsi +++ b/arch/arm/boot/dts/tegra30.dtsi @@ -145,6 +145,8 @@ mpe@54040000 { power-domains = <&pd_mpe>; iommus = <&mc TEGRA_SWGROUP_MPE>; + + status = "disabled"; }; vi@54080000 { @@ -158,6 +160,8 @@ vi@54080000 { power-domains = <&pd_venc>; iommus = <&mc TEGRA_SWGROUP_VI>; + + status = "disabled"; }; epp@540c0000 { @@ -171,6 +175,8 @@ epp@540c0000 { power-domains = <&pd_heg>; iommus = <&mc TEGRA_SWGROUP_EPP>; + + status = "disabled"; }; isp@54100000 { @@ -183,6 +189,8 @@ isp@54100000 { power-domains = <&pd_venc>; iommus = <&mc TEGRA_SWGROUP_ISP>; + + status = "disabled"; }; gr2d@54140000 {