linux-kernel - [PATCH V2 3/3] arm64: dts: qcom: sm8550: Remove SDR104/SDR50 broken caps

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Message-Id: <20250523105745.6210-4-quic_sartgarg@quicinc.com>
Date: Fri, 23 May 2025 16:27:45 +0530
From: Sarthak Garg <quic_sartgarg@...cinc.com>
To: Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Ulf Hansson <ulf.hansson@...aro.org>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-mmc@...r.kernel.org,
        quic_cang@...cinc.com, quic_nguyenb@...cinc.com,
        quic_rampraka@...cinc.com, quic_pragalla@...cinc.com,
        quic_sayalil@...cinc.com, quic_nitirawa@...cinc.com,
        quic_bhaskarv@...cinc.com, Sarthak Garg <quic_sartgarg@...cinc.com>
Subject: [PATCH V2 3/3] arm64: dts: qcom: sm8550: Remove SDR104/SDR50 broken caps

For sm8550 all the level shifter limitations with respect to SD card
modes are handled in the kernel code.
Hence remove SDR104/SDR50 broken HW caps in device tree.

Signed-off-by: Sarthak Garg <quic_sartgarg@...cinc.com>
---
 arch/arm64/boot/dts/qcom/sm8550.dtsi | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qcom/sm8550.dtsi
index 82cabf777cd2..bc7c4b77f277 100644
--- a/arch/arm64/boot/dts/qcom/sm8550.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi
@@ -3191,9 +3191,6 @@
 			bus-width = <4>;
 			dma-coherent;
 
-			/* Forbid SDR104/SDR50 - broken hw! */
-			sdhci-caps-mask = <0x3 0>;
-
 			status = "disabled";
 
 			sdhc2_opp_table: opp-table {
-- 
2.17.1