From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 07E86C433FE for ; Mon, 7 Mar 2022 10:13:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235346AbiCGKOT (ORCPT ); Mon, 7 Mar 2022 05:14:19 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50440 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242212AbiCGKLS (ORCPT ); Mon, 7 Mar 2022 05:11:18 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7C46C888DA; Mon, 7 Mar 2022 01:54:39 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 4DF41609D1; Mon, 7 Mar 2022 09:54:38 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 58C2BC340E9; Mon, 7 Mar 2022 09:54:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1646646877; bh=huafkLBrnu/F1EmTPPA+2e+YjFdAap1arJHRGX0eidc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=FpLZtwlnW3Z/41XxSndX1ZOn4+hIQEqfEVRSjCkkCTpjpY2vwt18ucvC/Ak52AEV1 0F3TDOwQhbf+83Nz1UZ75CmFTjkx5SlZLpi5DRhPQ4kAzz2KW0xIgyWTHwFF9CB4TY f1FJEJMjnkR87IK5d7deuJ8JiDyiY9oquvFkF3I8= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Peter Geis , Heiko Stuebner , Sasha Levin Subject: [PATCH 5.16 122/186] arm64: dts: rockchip: fix Quartz64-A ddr regulator voltage Date: Mon, 7 Mar 2022 10:19:20 +0100 Message-Id: <20220307091657.491870743@linuxfoundation.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220307091654.092878898@linuxfoundation.org> References: <20220307091654.092878898@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Peter Geis [ Upstream commit ad02776cf8d083e28b1ca4d93d8b1949668c27cc ] The Quartz64 Model A uses a voltage divider to ensure ddr voltage is within specification from the default regulator configuration. Adjusting this voltage is detrimental, and currently causes the ddr voltage to be about 0.8v. Remove the min and max voltage setpoints for the ddr regulator. Fixes: b33a22a1e7c4 ("arm64: dts: rockchip: add basic dts for Pine64 Quartz64-A") Signed-off-by: Peter Geis Link: https://lore.kernel.org/r/20220128003809.3291407-2-pgwipeout@gmail.com Signed-off-by: Heiko Stuebner Signed-off-by: Sasha Levin --- arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts | 2 -- 1 file changed, 2 deletions(-) diff --git a/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts b/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts index 4d4b2a301b1a..f6290538c8a4 100644 --- a/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts +++ b/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts @@ -285,8 +285,6 @@ vcc_ddr: DCDC_REG3 { regulator-always-on; regulator-boot-on; - regulator-min-microvolt = <1100000>; - regulator-max-microvolt = <1100000>; regulator-initial-mode = <0x2>; regulator-name = "vcc_ddr"; regulator-state-mem { -- 2.34.1