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Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hEbcW-0002No-RU; Thu, 11 Apr 2019 15:28:08 +0000 Received: from relay11.mail.gandi.net ([217.70.178.231]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1hEbcT-0002MH-Ki for linux-arm-kernel@lists.infradead.org; Thu, 11 Apr 2019 15:28:07 +0000 Received: from localhost (aaubervilliers-681-1-63-121.w90-88.abo.wanadoo.fr [90.88.18.121]) (Authenticated sender: maxime.ripard@bootlin.com) by relay11.mail.gandi.net (Postfix) with ESMTPSA id 5609C100009; Thu, 11 Apr 2019 15:27:53 +0000 (UTC) Date: Thu, 11 Apr 2019 17:27:52 +0200 From: Maxime Ripard To: Jernej =?utf-8?Q?=C5=A0krabec?= Subject: Re: [PATCH v2 4/8] arm64: dts: allwinner: Add ARM Mali GPU node for H6 Message-ID: <20190411152752.qlabx7heh74dy2ao@flea> References: <20190411105720.32357-1-peron.clem@gmail.com> <2957024.jOddxINRMN@jernej-laptop> <2797515.ZAugZ1JPiN@jernej-laptop> MIME-Version: 1.0 In-Reply-To: <2797515.ZAugZ1JPiN@jernej-laptop> User-Agent: NeoMutt/20180716 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190411_082805_974398_1E5DA9D0 X-CRM114-Status: GOOD ( 17.21 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree , linux-sunxi@googlegroups.com, linux-kernel , dri-devel@lists.freedesktop.org, Chen-Yu Tsai , Rob Herring , =?utf-8?B?Q2zDqW1lbnQgUMOpcm9u?= , Jagan Teki , linux-arm-kernel , Icenowy Zheng Content-Type: multipart/mixed; boundary="===============2044017093293792314==" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org --===============2044017093293792314== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="fif5jmfw3lbbiwm7" Content-Disposition: inline --fif5jmfw3lbbiwm7 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Apr 11, 2019 at 05:23:25PM +0200, Jernej =C5=A0krabec wrote: > Dne =C4=8Detrtek, 11. april 2019 ob 17:20:04 CEST je Cl=C3=A9ment P=C3=A9= ron napisal(a): > > Hi, > > > > On Thu, 11 Apr 2019 at 17:05, Jernej =C5=A0krabec > wrote: > > > Dne =C4=8Detrtek, 11. april 2019 ob 12:57:16 CEST je Cl=C3=A9ment P= =C3=A9ron napisal(a): > > > > Add the mali gpu node to the H6 device-tree. > > > > > > > > Signed-off-by: Cl=C3=A9ment P=C3=A9ron > > > > --- > > > > > > > > arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 14 ++++++++++++++ > > > > 1 file changed, 14 insertions(+) > > > > > > > > diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi > > > > b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi index > > > > e0dc4a05c1ba..196753110434 100644 > > > > --- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi > > > > +++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi > > > > @@ -157,6 +157,20 @@ > > > > > > > > allwinner,sram =3D <&ve_sram 1>; > > > > > > > > }; > > > > > > > > + gpu: gpu@1800000 { > > > > + compatible =3D "allwinner,sun50i-h6-mali", > > > > + "arm,mali-t720"; > > > > + reg =3D <0x01800000 0x4000>; > > > > + interrupts =3D > > > > > IRQ_TYPE_LEVEL_HIGH>, > > > > > > > + > > > > > IRQ_TYPE_LEVEL_HIGH>, > > > > > > > + > > > > > IRQ_TYPE_LEVEL_HIGH>; > > > > > > > + interrupt-names =3D "job", "mmu", "gpu"; > > > > + clocks =3D <&ccu CLK_GPU>, <&ccu CLK_BUS_GPU>; > > > > + clock-names =3D "core", "bus"; > > > > + resets =3D <&ccu RST_BUS_GPU>; > > > > + status =3D "disabled"; > > > > > > Usually self sufficient peripherals are enabled by default in DTSI. > > > > I follow the other Mali Midgard (rk3399, rk3288) syntax. > > But I think you're right here, will go for an update I think. > > I quickly checked A64 and H5 DTSI and both have GPU enabled by default (s= tatus > property is not set). I asked myself the same question, but the H6 seems to have a supply wired to the GPU, while the H3 and H5 do not. So I'm not sure we want to enable it on all the boards, even though some might have left out the GPU supply which will result in a non-working GPU (I assume?) Maxime -- Maxime Ripard, Bootlin Embedded Linux and Kernel engineering https://bootlin.com --fif5jmfw3lbbiwm7 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQRcEzekXsqa64kGDp7j7w1vZxhRxQUCXK9c+AAKCRDj7w1vZxhR xbnqAP9Fea7hvFgQtbH751uRaJa3DMnClBVLo69G8zipCrWZ1QD/evi37AfeavWu FrgvyLIPaSeqbmzh/A9/COc65LFHUQA= =OM01 -----END PGP SIGNATURE----- --fif5jmfw3lbbiwm7-- --===============2044017093293792314== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel --===============2044017093293792314==--