From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paul Kocialkowski Subject: [PATCH] ARM: dts: sun8i-h3: Increase the GPU clock to 576 MHz Date: Wed, 27 Jun 2018 09:26:35 +0200 Message-ID: <20180627072635.3592-1-paul.kocialkowski@bootlin.com> Reply-To: paul.kocialkowski-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Return-path: Sender: linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , To: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: Rob Herring , Mark Rutland , Maxime Ripard , Chen-Yu Tsai , linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org, Thomas Petazzoni , Qiang Yu , Giulio Benetti , Jagan Teki , Paul Kocialkowski List-Id: devicetree@vger.kernel.org It was reported (based on declarations from the Allwiner BSP) that the Mali 400 found on the H3 can be clocked up to 576 MHz. The frequency was tested using the r6p2 out-of-tree driver and a Kodi userspace with associated r6p2 blobs, leading to a working result. This increases the clock to 576 MHz, which directly increases the pixel throughput of the GPU (given the 1 pixel-per-cycle rate). Signed-off-by: Paul Kocialkowski --- arch/arm/boot/dts/sun8i-h3.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/sun8i-h3.dtsi b/arch/arm/boot/dts/sun8i-h3.dtsi index 41d57c76f290..a14a63092dc6 100644 --- a/arch/arm/boot/dts/sun8i-h3.dtsi +++ b/arch/arm/boot/dts/sun8i-h3.dtsi @@ -133,7 +133,7 @@ resets = <&ccu RST_BUS_GPU>; assigned-clocks = <&ccu CLK_GPU>; - assigned-clock-rates = <384000000>; + assigned-clock-rates = <576000000>; }; }; }; -- 2.17.1