From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753411AbbGAJPO (ORCPT ); Wed, 1 Jul 2015 05:15:14 -0400 Received: from hqemgate14.nvidia.com ([216.228.121.143]:5419 "EHLO hqemgate14.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752770AbbGAJOJ (ORCPT ); Wed, 1 Jul 2015 05:14:09 -0400 X-PGP-Universal: processed; by hqnvupgp07.nvidia.com on Wed, 01 Jul 2015 02:13:52 -0700 From: Alexandre Courbot To: Thierry Reding , Stephen Warren CC: , , , , Thierry Reding , Alexandre Courbot Subject: [PATCH 2/4] ARM: tegra: venice2: Add GK20A GPU DT node Date: Wed, 1 Jul 2015 18:13:46 +0900 Message-ID: <1435742028-8237-3-git-send-email-acourbot@nvidia.com> X-Mailer: git-send-email 2.4.4 In-Reply-To: <1435742028-8237-1-git-send-email-acourbot@nvidia.com> References: <1435742028-8237-1-git-send-email-acourbot@nvidia.com> X-NVConfidentiality: public MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Thierry Reding Add the device-tree node for the GK20A GPU and leave it disabled. It is the responsability of the bootloader to enable it if the VPR registers have been programmed such as the GPU can operate. Signed-off-by: Thierry Reding Signed-off-by: Alexandre Courbot --- arch/arm/boot/dts/tegra124-venice2.dts | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/tegra124-venice2.dts b/arch/arm/boot/dts/tegra124-venice2.dts index 5c3f7813360d..497a50ebfe44 100644 --- a/arch/arm/boot/dts/tegra124-venice2.dts +++ b/arch/arm/boot/dts/tegra124-venice2.dts @@ -43,6 +43,14 @@ }; }; + gpu@0,57000000 { + /* + * Node left disabled on purpose - the bootloader will enable + * it after having set the VPR up + */ + vdd-supply = <&vdd_gpu>; + }; + pinmux: pinmux@0,70000868 { pinctrl-names = "boot"; pinctrl-0 = <&pinmux_boot>; @@ -735,7 +743,7 @@ regulator-always-on; }; - sd6 { + vdd_gpu: sd6 { regulator-name = "+VDD_GPU_AP"; regulator-min-microvolt = <650000>; regulator-max-microvolt = <1200000>; -- 2.4.4