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[185.243.124.10]) by smtp.gmail.com with ESMTPSA id c2sm18450500edj.24.2022.01.31.15.02.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 31 Jan 2022 15:02:21 -0800 (PST) From: Petr Vorel To: linux-arm-msm@vger.kernel.org Cc: Petr Vorel , Konrad Dybcio , Gustave Monce , Bjorn Andersson Subject: [PATCH v3 3/3] arm64: dts: qcom: msm8994-huawei-angler: Add sdhc{1,2} definitions Date: Tue, 1 Feb 2022 00:02:14 +0100 Message-Id: <20220131230214.123610-1-petr.vorel@gmail.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Although downstream supports HS400, there are overclocking warnings when using mmc-hs400-1_8v: mmc0: Card appears overclocked; req 200000000 Hz, actual 384000000 Hz mmc0: Card appears overclocked; req 200000000 Hz, actual 384000000 Hz mmc0: Card appears overclocked; req 200000000 Hz, actual 384000000 Hz mmc0: Card appears overclocked; req 400000000 Hz, actual 768000000 Hz mmc0: Card appears overclocked; req 400000000 Hz, actual 768000000 Hz mmc0: new HS400 MMC card at address 0001 Using HS200 (i.e. mmc-hs200-1_8v or mmc-ddr-1_8v) would reduce them: mmc0: Card appears overclocked; req 200000000 Hz, actual 384000000 Hz mmc0: Card appears overclocked; req 200000000 Hz, actual 384000000 Hz mmc0: new HS200 MMC card at address 0001 But as the problem is probably elsewhere (bullhead behaves the same), keep mmc-hs400-1_8v. Angler does not have SD card, thus sdhc2 kept disabled. Signed-off-by: Petr Vorel --- Changes v2->v3: * update sdhc1 overclocking comment. Kind regards, Petr .../boot/dts/qcom/msm8994-huawei-angler-rev-101.dts | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/qcom/msm8994-huawei-angler-rev-101.dts b/arch/arm64/boot/dts/qcom/msm8994-huawei-angler-rev-101.dts index 0e3dd48f0dbf..64f9dbee06a1 100644 --- a/arch/arm64/boot/dts/qcom/msm8994-huawei-angler-rev-101.dts +++ b/arch/arm64/boot/dts/qcom/msm8994-huawei-angler-rev-101.dts @@ -1,12 +1,13 @@ // SPDX-License-Identifier: GPL-2.0-only /* Copyright (c) 2015, Huawei Inc. All rights reserved. * Copyright (c) 2016, The Linux Foundation. All rights reserved. - * Copyright (c) 2021, Petr Vorel + * Copyright (c) 2021-2022, Petr Vorel */ /dts-v1/; #include "msm8994.dtsi" +#include /* Angler's firmware does not report where the memory is allocated */ /delete-node/ &cont_splash_mem; @@ -41,3 +42,13 @@ serial@f991e000 { &tlmm { gpio-reserved-ranges = <85 4>; }; + +/* + * There are overclocking warnings (more for HS400 than for HS200), but + * downstream also supports also HS400 thus keep it (problem elsewhere?). + */ +&sdhc1 { + status = "okay"; + + mmc-hs400-1_8v; +};