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[122.58.25.162]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-36a7212aa06sm428572a91.3.2026.05.21.23.07.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 21 May 2026 23:07:35 -0700 (PDT) From: Graham O'Connor To: linux-arm-msm@vger.kernel.org Cc: andersson@kernel.org, konradybcio@kernel.org, robin.clark@oss.qualcomm.com, lumag@kernel.org, abhinav.kumar@linux.dev, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Graham O'Connor Subject: [PATCH 4/6] arm64: dts: qcom: qcs6490-radxa-dragon-q6a: Add regulator supplies and disable EUD Date: Fri, 22 May 2026 18:06:43 +1200 Message-ID: <20260522060645.4399-5-graham.oconnor@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260522060645.4399-1-graham.oconnor@gmail.com> References: <20260522060645.4399-1-graham.oconnor@gmail.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add missing regulator supplies for qfprom and the PCIe controllers. The qfprom node requires vcc-supply for correct eFuse reading. The PCIe controllers require vdda and vddpe-3v3 supplies for the PHY and connector power rails. Disable the Embedded USB Debugger (EUD) as it conflicts with normal USB operation on this board. Tested on Radxa Dragon Q6A (QCS6490) Signed-off-by: Graham O'Connor --- .../dts/qcom/qcs6490-radxa-dragon-q6a.dts | 20 +++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/qcs6490-radxa-dragon-q6a.dts b/arch/arm64/boot/dts/qcom/qcs6490-radxa-dragon-q6a.dts index bb5a42b03..4003837ad 100644 --- a/arch/arm64/boot/dts/qcom/qcs6490-radxa-dragon-q6a.dts +++ b/arch/arm64/boot/dts/qcom/qcs6490-radxa-dragon-q6a.dts @@ -1093,3 +1093,23 @@ &sdc2_data { bias-pull-up; drive-strength = <10>; }; + +/* Provide required regulator supplies for qfprom and PCIe controllers */ +&qfprom { + vcc-supply = <&vreg_l1c_1p8>; +}; + +&pcie0 { + vdda-supply = <&vreg_l1c_1p8>; + vddpe-3v3-supply = <&vreg_bob_3p296>; +}; + +&pcie1 { + vdda-supply = <&vreg_l1c_1p8>; + vddpe-3v3-supply = <&vreg_bob_3p296>; +}; + +/* Disable EUD as it conflicts with USB operation */ +&eud { + status = "disabled"; +}; -- 2.53.0