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[2003:dc:d73f:ba00:428d:5cff:feb9:9db8]) by smtp.googlemail.com with ESMTPSA id r12sm4995851wrq.3.2018.12.08.09.13.12 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 08 Dec 2018 09:13:12 -0800 (PST) From: Martin Blumenstingl To: linux-amlogic@lists.infradead.org, linux-clk@vger.kernel.org, jbrunet@baylibre.com, narmstrong@baylibre.com, khilman@baylibre.com, robh+dt@kernel.org Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, sboyd@kernel.org, mturquette@baylibre.com, Martin Blumenstingl Subject: [PATCH 4/5] ARM: dts: meson8: add the Mali-450 MP6 GPU Date: Sat, 8 Dec 2018 18:12:46 +0100 Message-Id: <20181208171247.22238-5-martin.blumenstingl@googlemail.com> X-Mailer: git-send-email 2.19.2 In-Reply-To: <20181208171247.22238-1-martin.blumenstingl@googlemail.com> References: <20181208171247.22238-1-martin.blumenstingl@googlemail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Add the Mali-450 GPU and it's OPP table for the Meson8 and Meson8m2 (the latter inherits meson8.dtsi). These SoCs have a Mali-450 GPU with six pixel processors. The OPP table is taken from the 3.10 vendor kernel which uses the following table: FCLK_DEV7 | 1, /* 182.1 Mhz */ FCLK_DEV4 | 1, /* 318.7 Mhz */ FCLK_DEV3 | 1, /* 425 Mhz */ FCLK_DEV5 | 0, /* 510 Mhz */ FCLK_DEV4 | 0, /* 637.5 Mhz */ This describes the mux (FCLK_DEVx) and a 0-based divider in the clock controller. "FCLK" is "fixed_pll" which is running at 2550MHz. The "turbo" setting is described by "turbo_clock = 4" where 4 is the index of the table above. Signed-off-by: Martin Blumenstingl --- arch/arm/boot/dts/meson8.dtsi | 58 +++++++++++++++++++++++++++++++++++ 1 file changed, 58 insertions(+) diff --git a/arch/arm/boot/dts/meson8.dtsi b/arch/arm/boot/dts/meson8.dtsi index 3fd8260eba92..1ea5a36c5040 100644 --- a/arch/arm/boot/dts/meson8.dtsi +++ b/arch/arm/boot/dts/meson8.dtsi @@ -166,6 +166,32 @@ }; }; + gpu_opp_table: gpu-opp-table { + compatible = "operating-points-v2"; + + opp-182150000 { + opp-hz = /bits/ 64 <182150000>; + opp-microvolt = <1150000>; + }; + opp-318750000 { + opp-hz = /bits/ 64 <318750000>; + opp-microvolt = <1150000>; + }; + opp-425000000 { + opp-hz = /bits/ 64 <425000000>; + opp-microvolt = <1150000>; + }; + opp-510000000 { + opp-hz = /bits/ 64 <510000000>; + opp-microvolt = <1150000>; + }; + opp-637500000 { + opp-hz = /bits/ 64 <637500000>; + opp-microvolt = <1150000>; + turbo-mode; + }; + }; + pmu { compatible = "arm,cortex-a9-pmu"; interrupts = , @@ -208,6 +234,38 @@ #address-cells = <1>; #size-cells = <1>; ranges = <0x0 0xd0000000 0x200000>; + + mali: gpu@c0000 { + compatible = "amlogic,meson8-mali", "arm,mali-450"; + reg = <0xc0000 0x40000>; + interrupts = , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + ; + interrupt-names = "gp", "gpmmu", "pp", "pmu", + "pp0", "ppmmu0", "pp1", "ppmmu1", + "pp2", "ppmmu2", "pp4", "ppmmu4", + "pp5", "ppmmu5", "pp6", "ppmmu6"; + resets = <&reset RESET_MALI>; + clocks = <&clkc CLKID_CLK81>, <&clkc CLKID_MALI>; + clock-names = "bus", "core"; + operating-points-v2 = <&gpu_opp_table>; + switch-delay = <0xffff>; + }; }; }; /* end of / */ -- 2.19.2