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| author | Monish Chunara <quic_mchunara@quicinc.com> | 2025-09-16 13:46:57 +0300 |
|---|---|---|
| committer | Bjorn Andersson <andersson@kernel.org> | 2025-09-16 17:48:05 +0300 |
| commit | c3f107b514c357cbc08ae70a69700222e7d1192d (patch) | |
| tree | 1c95f78b2dd835e536d61039007c0e15adba00a5 | |
| parent | 7bd68ef80661a9436120702e1300b56904fdd022 (diff) | |
| download | linux-c3f107b514c357cbc08ae70a69700222e7d1192d.tar.xz | |
arm64: dts: qcom: lemans-evk: Enable SDHCI for SD Card
Enable the SD Host Controller Interface (SDHCI) on the lemans EVK board
to support SD card for storage. Also add the corresponding regulators.
Signed-off-by: Monish Chunara <quic_mchunara@quicinc.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Signed-off-by: Wasim Nazir <wasim.nazir@oss.qualcomm.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20250916-lemans-evk-bu-v5-9-53d7d206669d@oss.qualcomm.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
| -rw-r--r-- | arch/arm64/boot/dts/qcom/lemans-evk.dts | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/qcom/lemans-evk.dts b/arch/arm64/boot/dts/qcom/lemans-evk.dts index 3a0376f399e0..0170da9362ae 100644 --- a/arch/arm64/boot/dts/qcom/lemans-evk.dts +++ b/arch/arm64/boot/dts/qcom/lemans-evk.dts @@ -17,6 +17,7 @@ compatible = "qcom,lemans-evk", "qcom,qcs9100", "qcom,sa8775p"; aliases { + mmc1 = &sdhc; serial0 = &uart10; }; @@ -98,6 +99,28 @@ }; }; }; + + vmmc_sdc: regulator-vmmc-sdc { + compatible = "regulator-fixed"; + + regulator-name = "vmmc_sdc"; + regulator-min-microvolt = <2950000>; + regulator-max-microvolt = <2950000>; + }; + + vreg_sdc: regulator-vreg-sdc { + compatible = "regulator-gpio"; + + regulator-name = "vreg_sdc"; + regulator-type = "voltage"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <2950000>; + + gpios = <&expander1 7 GPIO_ACTIVE_HIGH>; + states = <1800000 1>, <2950000 0>; + + startup-delay-us = <100>; + }; }; &apps_rsc { @@ -513,6 +536,22 @@ status = "okay"; }; +&sdhc { + vmmc-supply = <&vmmc_sdc>; + vqmmc-supply = <&vreg_sdc>; + + pinctrl-0 = <&sdc_default>, <&sd_cd>; + pinctrl-1 = <&sdc_sleep>, <&sd_cd>; + pinctrl-names = "default", "sleep"; + + bus-width = <4>; + cd-gpios = <&tlmm 36 GPIO_ACTIVE_LOW>; + no-mmc; + no-sdio; + + status = "okay"; +}; + &sleep_clk { clock-frequency = <32768>; }; @@ -563,6 +602,12 @@ bias-pull-up; }; }; + + sd_cd: sd-cd-state { + pins = "gpio36"; + function = "gpio"; + bias-pull-up; + }; }; &uart10 { |