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[103.229.18.19]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2a2f3d4cbb7sm377997115ad.59.2026.01.02.02.46.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 02 Jan 2026 02:46:44 -0800 (PST) From: Varadarajan Narayanan To: andersson@kernel.org, konradybcio@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: sumit.garg@kernel.org, Varadarajan Narayanan Subject: [PATCH] arm64: dts: qcom: ipq9574: Enable eMMC variant Date: Fri, 2 Jan 2026 16:16:38 +0530 Message-Id: <20260102104638.3802715-1-varadarajan.narayanan@oss.qualcomm.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Proofpoint-ORIG-GUID: D6QpqMPB1sSTlQzx4RbNPhDkMH78OreA X-Proofpoint-GUID: D6QpqMPB1sSTlQzx4RbNPhDkMH78OreA X-Authority-Analysis: v=2.4 cv=HNvO14tv c=1 sm=1 tr=0 ts=6957a216 cx=c_pps a=MTSHoo12Qbhz2p7MsH1ifg==:117 a=Ou0eQOY4+eZoSc0qltEV5Q==:17 a=vUbySO9Y5rIA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=pPiS01ZHNgX3inIG970A:9 a=GvdueXVYPmCkWapjIL-Q:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTAyMDA5NCBTYWx0ZWRfX6y04BYdbi+Di VQcAi45BOc5YflKmnMeZAUwUbSThSeA5uWruFrt3QloehIF9n4I4VyPox0/u3N8iaKu61/sEC82 AzuuZxfuIRLCghHXvQPKFNl3+n9KzfkUKVFnPeWEFQFfY/A/9J78FixcdXnI0U5Mx2cCWAw9xXU BkeEbqz19abIPqOYmBc+5YZo++ZwTwneWbmcBC/yp4EPg1ZXTrabZXHlE9BO64v+gvee+U3tSw4 lJHmkO+zrduNaHVvL15OsE5toJDut3j3rht5+W+HjWIPT4+3aGoKCwf/gmZQMTO+hoHTPCIZw2c 3rRsIl/D3aCIWCADTCNUenQbQaZKyRWkc4ZJl211SRQZHRqnilBLDQGeD+vF49puhuzHMJY1EvG L9V2dZrK7sCYxa1tatxXUkXgbNrXL6wi0JUYHS7MQqkoBr8tRfGSSLkZcEfqCG+kWCjFp9gpC28 JeBvJiFvTIOX9YHu94Q== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2026-01-02_01,2025-12-31_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 impostorscore=0 bulkscore=0 adultscore=0 suspectscore=0 priorityscore=1501 lowpriorityscore=0 clxscore=1015 spamscore=0 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2512120000 definitions=main-2601020094 Content-Type: text/plain; charset="utf-8" RDP433 can have NAND or eMMC based on a board level rework. Since the same GPIOS are used for both the interfaces, only one of them can be used. Add a new DTS file to disable NAND and enable eMMC. Signed-off-by: Varadarajan Narayanan --- arch/arm64/boot/dts/qcom/Makefile | 2 +- .../boot/dts/qcom/ipq9574-rdp-common.dtsi | 32 +++++++++++++++++++ .../boot/dts/qcom/ipq9574-rdp433-emmc.dts | 26 +++++++++++++++ 3 files changed, 59 insertions(+), 1 deletion(-) create mode 100644 arch/arm64/boot/dts/qcom/ipq9574-rdp433-emmc.dts diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/M= akefile index 6f34d5ed331c..d5fe12ef4300 100644 --- a/arch/arm64/boot/dts/qcom/Makefile +++ b/arch/arm64/boot/dts/qcom/Makefile @@ -26,7 +26,7 @@ dtb-$(CONFIG_ARCH_QCOM) +=3D ipq8074-hk01.dtb dtb-$(CONFIG_ARCH_QCOM) +=3D ipq8074-hk10-c1.dtb dtb-$(CONFIG_ARCH_QCOM) +=3D ipq8074-hk10-c2.dtb dtb-$(CONFIG_ARCH_QCOM) +=3D ipq9574-rdp418.dtb -dtb-$(CONFIG_ARCH_QCOM) +=3D ipq9574-rdp433.dtb +dtb-$(CONFIG_ARCH_QCOM) +=3D ipq9574-rdp433.dtb ipq9574-rdp433-emmc.dtb dtb-$(CONFIG_ARCH_QCOM) +=3D ipq9574-rdp449.dtb dtb-$(CONFIG_ARCH_QCOM) +=3D ipq9574-rdp453.dtb dtb-$(CONFIG_ARCH_QCOM) +=3D ipq9574-rdp454.dtb diff --git a/arch/arm64/boot/dts/qcom/ipq9574-rdp-common.dtsi b/arch/arm64/= boot/dts/qcom/ipq9574-rdp-common.dtsi index bdb396afb992..e4ae79b2fcd9 100644 --- a/arch/arm64/boot/dts/qcom/ipq9574-rdp-common.dtsi +++ b/arch/arm64/boot/dts/qcom/ipq9574-rdp-common.dtsi @@ -169,6 +169,38 @@ data-pins { bias-disable; }; }; + + sdc_default_state: sdc-default-state { + clk-pins { + pins =3D "gpio5"; + function =3D "sdc_clk"; + drive-strength =3D <8>; + bias-disable; + }; + + cmd-pins { + pins =3D "gpio4"; + function =3D "sdc_cmd"; + drive-strength =3D <8>; + bias-pull-up; + }; + + data-pins { + pins =3D "gpio0", "gpio1", "gpio2", + "gpio3", "gpio6", "gpio7", + "gpio8", "gpio9"; + function =3D "sdc_data"; + drive-strength =3D <8>; + bias-pull-up; + }; + + rclk-pins { + pins =3D "gpio10"; + function =3D "sdc_rclk"; + drive-strength =3D <8>; + bias-pull-down; + }; + }; }; =20 &qpic_bam { diff --git a/arch/arm64/boot/dts/qcom/ipq9574-rdp433-emmc.dts b/arch/arm64/= boot/dts/qcom/ipq9574-rdp433-emmc.dts new file mode 100644 index 000000000000..ffd96b1b1c65 --- /dev/null +++ b/arch/arm64/boot/dts/qcom/ipq9574-rdp433-emmc.dts @@ -0,0 +1,26 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) +/* + * IPQ9574 RDP433 eMMC board variant device tree source + * + * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries. + */ + +/dts-v1/; + +#include "ipq9574-rdp433.dts" + +&qpic_nand { + status =3D "disabled"; +}; + +&sdhc_1 { + pinctrl-0 =3D <&sdc_default_state>; + pinctrl-names =3D "default"; + mmc-ddr-1_8v; + mmc-hs200-1_8v; + mmc-hs400-1_8v; + mmc-hs400-enhanced-strobe; + max-frequency =3D <384000000>; + bus-width =3D <8>; + status =3D "okay"; +}; --=20 2.34.1