From mboxrd@z Thu Jan 1 00:00:00 1970 From: Krzysztof Kozlowski Subject: [RFT 04/10] ARM: dts: exynos: Add GPU/Mali 400 node to Exynos3250 Date: Tue, 18 Jun 2019 21:05:28 +0200 Message-ID: <20190618190534.4951-5-krzk@kernel.org> References: <20190618190534.4951-1-krzk@kernel.org> Return-path: In-Reply-To: <20190618190534.4951-1-krzk@kernel.org> Sender: linux-kernel-owner@vger.kernel.org To: David Airlie , Daniel Vetter , Rob Herring , Mark Rutland , Kukjin Kim , Catalin Marinas , Will Deacon , Sylwester Nawrocki , Tomasz Figa , Chanwoo Choi , Michael Turquette , Stephen Boyd , Marek Szyprowski , Olof Johansson , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-clk@vger.kernel.org Cc: Joseph Kogut , Arnd Bergmann , Bartlomiej Zolnierkiewicz , Inki Dae , Krzysztof Kozlowski List-Id: devicetree@vger.kernel.org Add nodes for GPU (Mali 400) to Exynos3250. This is still limited and not tested: 1. No dynamic voltage and frequency scaling, 2. Not sure what to do with CLK_G3D clock responsible for gating entire IP block (it is now being disabled as unused). Signed-off-by: Krzysztof Kozlowski --- arch/arm/boot/dts/exynos3250-artik5.dtsi | 5 ++++ arch/arm/boot/dts/exynos3250-monk.dts | 5 ++++ arch/arm/boot/dts/exynos3250-rinato.dts | 5 ++++ arch/arm/boot/dts/exynos3250.dtsi | 33 ++++++++++++++++++++++++ 4 files changed, 48 insertions(+) diff --git a/arch/arm/boot/dts/exynos3250-artik5.dtsi b/arch/arm/boot/dts/exynos3250-artik5.dtsi index ace50e194a45..dee35e3a5c4b 100644 --- a/arch/arm/boot/dts/exynos3250-artik5.dtsi +++ b/arch/arm/boot/dts/exynos3250-artik5.dtsi @@ -59,6 +59,11 @@ cpu0-supply = <&buck2_reg>; }; +&gpu { + mali-supply = <&buck3_reg>; + status = "okay"; +}; + &i2c_0 { #address-cells = <1>; #size-cells = <0>; diff --git a/arch/arm/boot/dts/exynos3250-monk.dts b/arch/arm/boot/dts/exynos3250-monk.dts index e25765500e99..248bd372fe70 100644 --- a/arch/arm/boot/dts/exynos3250-monk.dts +++ b/arch/arm/boot/dts/exynos3250-monk.dts @@ -172,6 +172,11 @@ status = "okay"; }; +&gpu { + mali-supply = <&buck3_reg>; + status = "okay"; +}; + &hsotg { vusb_d-supply = <&ldo15_reg>; vusb_a-supply = <&ldo12_reg>; diff --git a/arch/arm/boot/dts/exynos3250-rinato.dts b/arch/arm/boot/dts/exynos3250-rinato.dts index 7479993755da..86c26a4edfd7 100644 --- a/arch/arm/boot/dts/exynos3250-rinato.dts +++ b/arch/arm/boot/dts/exynos3250-rinato.dts @@ -244,6 +244,11 @@ }; }; +&gpu { + mali-supply = <&buck3_reg>; + status = "okay"; +}; + &i2c_0 { #address-cells = <1>; #size-cells = <0>; diff --git a/arch/arm/boot/dts/exynos3250.dtsi b/arch/arm/boot/dts/exynos3250.dtsi index 8ce3a7786b19..c5f37618f329 100644 --- a/arch/arm/boot/dts/exynos3250.dtsi +++ b/arch/arm/boot/dts/exynos3250.dtsi @@ -126,6 +126,39 @@ }; }; + gpu: gpu@13000000 { + compatible = "samsung,exynos3250-mali", "arm,mali-400"; + reg = <0x13000000 0x10000>; + interrupts = , + , + , + , + , + , + , + , + , + , + ; + interrupt-names = "gp", + "gpmmu", + "pp0", + "ppmmu0", + "pp1", + "ppmmu1", + "pp2", + "ppmmu2", + "pp3", + "ppmmu3", + "pmu"; + clocks = <&cmu CLK_ASYNC_G3D>, + <&cmu CLK_SCLK_G3D>; + clock-names = "bus", "core"; + power-domains = <&pd_g3d>; + status = "disabled"; + /* TODO: operating points for DVFS */ + }; + pmu { compatible = "arm,cortex-a7-pmu"; interrupts = , -- 2.17.1