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charset="utf-8" The lemans EVK board supports either eMMC or SD-card, but only one can be active at a time. Move the SDHC node for SD card into a dedicated device tree overlay. This decoupling allows the storage medium to be selected dynamically by applying the appropriate overlay for either SD card or eMMC support. Signed-off-by: Monish Chunara Reviewed-by: Konrad Dybcio --- arch/arm64/boot/dts/qcom/Makefile | 3 +++ .../boot/dts/qcom/lemans-evk-sd-card.dtso | 25 +++++++++++++++++++ arch/arm64/boot/dts/qcom/lemans-evk.dts | 16 ------------ 3 files changed, 28 insertions(+), 16 deletions(-) create mode 100644 arch/arm64/boot/dts/qcom/lemans-evk-sd-card.dtso diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/M= akefile index 1c86e7e98f55..67b768fa8063 100644 --- a/arch/arm64/boot/dts/qcom/Makefile +++ b/arch/arm64/boot/dts/qcom/Makefile @@ -46,6 +46,9 @@ dtb-$(CONFIG_ARCH_QCOM) +=3D kaanapali-mtp.dtb dtb-$(CONFIG_ARCH_QCOM) +=3D kaanapali-qrd.dtb dtb-$(CONFIG_ARCH_QCOM) +=3D lemans-evk.dtb =20 +lemans-evk-sd-card-dtbs :=3D lemans-evk.dtb lemans-evk-sd-card.dtbo +dtb-$(CONFIG_ARCH_QCOM) +=3D lemans-evk-sd-card.dtb + lemans-evk-camera-csi1-imx577-dtbs :=3D lemans-evk.dtb lemans-evk-camera-c= si1-imx577.dtbo lemans-evk-camera-dtbs :=3D lemans-evk.dtb lemans-evk-camera.dtbo =20 diff --git a/arch/arm64/boot/dts/qcom/lemans-evk-sd-card.dtso b/arch/arm64/= boot/dts/qcom/lemans-evk-sd-card.dtso new file mode 100644 index 000000000000..007ab6347349 --- /dev/null +++ b/arch/arm64/boot/dts/qcom/lemans-evk-sd-card.dtso @@ -0,0 +1,25 @@ +// SPDX-License-Identifier: BSD-3-Clause +/* + * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries. + */ + +/dts-v1/; +/plugin/; + +#include + +&sdhc { + vmmc-supply =3D <&vmmc_sdc>; + vqmmc-supply =3D <&vreg_sdc>; + + pinctrl-0 =3D <&sdc_default>, <&sd_cd>; + pinctrl-1 =3D <&sdc_sleep>, <&sd_cd>; + pinctrl-names =3D "default", "sleep"; + + bus-width =3D <4>; + cd-gpios =3D <&tlmm 36 GPIO_ACTIVE_LOW>; + no-mmc; + no-sdio; + + status =3D "okay"; +}; diff --git a/arch/arm64/boot/dts/qcom/lemans-evk.dts b/arch/arm64/boot/dts/= qcom/lemans-evk.dts index a45485b54a5b..579a34678949 100644 --- a/arch/arm64/boot/dts/qcom/lemans-evk.dts +++ b/arch/arm64/boot/dts/qcom/lemans-evk.dts @@ -961,22 +961,6 @@ &remoteproc_gpdsp1 { status =3D "okay"; }; =20 -&sdhc { - vmmc-supply =3D <&vmmc_sdc>; - vqmmc-supply =3D <&vreg_sdc>; - - pinctrl-0 =3D <&sdc_default>, <&sd_cd>; - pinctrl-1 =3D <&sdc_sleep>, <&sd_cd>; - pinctrl-names =3D "default", "sleep"; - - bus-width =3D <4>; - cd-gpios =3D <&tlmm 36 GPIO_ACTIVE_LOW>; - no-mmc; - no-sdio; - - status =3D "okay"; -}; - &serdes0 { phy-supply =3D <&vreg_l5a>; =20 --=20 2.34.1 From nobody Mon Sep 28 04:51:21 2026 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E2AE43F4101 for ; 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charset="utf-8" Enable the SDHCI controller for eMMC functionality on the lemans EVK using a device tree overlay. Configure the corresponding addresse space and resources for eMMC. Signed-off-by: Monish Chunara --- arch/arm64/boot/dts/qcom/Makefile | 3 + arch/arm64/boot/dts/qcom/lemans-evk-emmc.dtso | 64 +++++++++++++++++++ arch/arm64/boot/dts/qcom/lemans.dtsi | 10 ++- 3 files changed, 74 insertions(+), 3 deletions(-) create mode 100644 arch/arm64/boot/dts/qcom/lemans-evk-emmc.dtso diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/M= akefile index 67b768fa8063..2250e16e9366 100644 --- a/arch/arm64/boot/dts/qcom/Makefile +++ b/arch/arm64/boot/dts/qcom/Makefile @@ -46,6 +46,9 @@ dtb-$(CONFIG_ARCH_QCOM) +=3D kaanapali-mtp.dtb dtb-$(CONFIG_ARCH_QCOM) +=3D kaanapali-qrd.dtb dtb-$(CONFIG_ARCH_QCOM) +=3D lemans-evk.dtb =20 +lemans-evk-emmc-dtbs :=3D lemans-evk.dtb lemans-evk-emmc.dtbo +dtb-$(CONFIG_ARCH_QCOM) +=3D lemans-evk-emmc.dtb + lemans-evk-sd-card-dtbs :=3D lemans-evk.dtb lemans-evk-sd-card.dtbo dtb-$(CONFIG_ARCH_QCOM) +=3D lemans-evk-sd-card.dtb =20 diff --git a/arch/arm64/boot/dts/qcom/lemans-evk-emmc.dtso b/arch/arm64/boo= t/dts/qcom/lemans-evk-emmc.dtso new file mode 100644 index 000000000000..52739d39a1ff --- /dev/null +++ b/arch/arm64/boot/dts/qcom/lemans-evk-emmc.dtso @@ -0,0 +1,64 @@ +// SPDX-License-Identifier: BSD-3-Clause +/* + * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries. + */ + +/dts-v1/; +/plugin/; + +#include +#include +#include + +/ { + vmmc_sdc1: regulator-l8c { + compatible =3D "regulator-fixed"; + regulator-name =3D "vreg-sdc1"; + + regulator-min-microvolt =3D <2960000>; + regulator-max-microvolt =3D <2960000>; + }; + + vqmmc_sdc1: regulator-s4a { + compatible =3D "regulator-fixed"; + regulator-name =3D "vqmmc-sdc1"; + + regulator-min-microvolt =3D <1800000>; + regulator-max-microvolt =3D <1800000>; + }; +}; + +&sdhc { + vmmc-supply =3D <&vmmc_sdc1>; + vqmmc-supply =3D <&vqmmc_sdc1>; + + pinctrl-0 =3D <&sdc_default>, <&sdc_rclk>; + pinctrl-1 =3D <&sdc_sleep>, <&sdc_rclk_sleep>; + + pinctrl-names =3D "default", "sleep"; + + supports-cqe; + non-removable; + + qcom,dll-config =3D <0x000F64EC>; + max-frequency =3D <50000000>; + + bus-width =3D <8>; + no-sd; + no-sdio; + + status =3D "okay"; +}; + +&tlmm { + sdc_rclk: sdc1-rclk-state { + pins =3D "sdc1_rclk"; + bias-pull-down; + }; + + sdc_rclk_sleep: sdc1-rclk-sleep-state { + pins =3D "sdc1_rclk"; + drive-strength =3D <2>; + bias-bus-hold; + }; +}; diff --git a/arch/arm64/boot/dts/qcom/lemans.dtsi b/arch/arm64/boot/dts/qco= m/lemans.dtsi index 695eae1b7256..99d21e3d7ab8 100644 --- a/arch/arm64/boot/dts/qcom/lemans.dtsi +++ b/arch/arm64/boot/dts/qcom/lemans.dtsi @@ -4300,7 +4300,9 @@ apss_tpdm2_out: endpoint { =20 sdhc: mmc@87c4000 { compatible =3D "qcom,sa8775p-sdhci", "qcom,sdhci-msm-v5"; - reg =3D <0x0 0x087c4000 0x0 0x1000>; + reg =3D <0x0 0x87C4000 0x0 0x1000>, + <0x0 0x87C5000 0x0 0x1000>; + reg-names =3D "hc", "cqhci"; =20 interrupts =3D , ; @@ -4308,9 +4310,11 @@ sdhc: mmc@87c4000 { "pwr_irq"; =20 clocks =3D <&gcc GCC_SDCC1_AHB_CLK>, - <&gcc GCC_SDCC1_APPS_CLK>; + <&gcc GCC_SDCC1_APPS_CLK>, + <&rpmhcc RPMH_CXO_CLK>; clock-names =3D "iface", - "core"; + "core", + "xo"; =20 interconnects =3D <&aggre1_noc MASTER_SDC QCOM_ICC_TAG_ALWAYS &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>, --=20 2.34.1