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charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260325-add-emmc-t7-vim4-v4-9-44c7b4a5e459@aliel.fr> References: <20260325-add-emmc-t7-vim4-v4-0-44c7b4a5e459@aliel.fr> In-Reply-To: <20260325-add-emmc-t7-vim4-v4-0-44c7b4a5e459@aliel.fr> To: Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Ulf Hansson , Johannes Berg , van Spriel Cc: linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org, linux-wireless@vger.kernel.org, Ronald Claveau X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openssh-sha256; t=1774430325; l=2817; i=linux-kernel-dev@aliel.fr; s=id_ed25519; h=from:subject:message-id; bh=Ywdd79SLlnG+5FuD1iPwguAxNCDzzkCuTsJrgYS9eQA=; b=U1NIU0lHAAAAAQAAADMAAAALc3NoLWVkMjU1MTkAAAAgMGec55oxeeisqykQiUedekMYyOnR9 BG9E/7rDWyqdNoAAAAGcGF0YXR0AAAAAAAAAAZzaGE1MTIAAABTAAAAC3NzaC1lZDI1NTE5AAAA QA+DqgPzHFvSj/VdwT8CAbor/ztcDnZtWfN7B556gbTRDjcH1gWwlAtrt9SWA3FOpJn18xDOz3U OFYqrTEbetgM= X-Developer-Key: i=linux-kernel-dev@aliel.fr; a=openssh; fpr=SHA256:kch4osYZ6A1BrPps5AUs6KnfdE2wm4ocMtyTc8TmZMs Enable and configure the three MMC controllers for the Khadas VIM4 board: - sd_emmc_a: SDIO interface for the BCM43752 Wi-Fi module - sd_emmc_b: SD card slot - sd_emmc_c: eMMC storage Signed-off-by: Ronald Claveau Reviewed-by: Neil Armstrong --- .../dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts | 90 ++++++++++++++++++= +++- 1 file changed, 89 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts = b/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts index 770f06b0b16c7..5a73ae081036c 100644 --- a/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts +++ b/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts @@ -14,7 +14,10 @@ / { compatible =3D "khadas,vim4", "amlogic,a311d2", "amlogic,t7"; =20 aliases { - serial0 =3D &uart_a; + serial0 =3D &uart_a; + mmc0 =3D &sd_emmc_c; + mmc1 =3D &sd_emmc_b; + mmc2 =3D &sd_emmc_a; }; =20 memory@0 { @@ -159,6 +162,91 @@ &pwm_ab { pinctrl-names =3D "default"; }; =20 +/* SDIO */ +&sd_emmc_a { + status =3D "okay"; + pinctrl-0 =3D <&sdio_pins>; + pinctrl-1 =3D <&sdio_clk_gate_pins>; + pinctrl-names =3D "default", "clk-gate"; + #address-cells =3D <1>; + #size-cells =3D <0>; + + bus-width =3D <4>; + cap-sd-highspeed; + sd-uhs-sdr12; + sd-uhs-sdr25; + sd-uhs-sdr50; + sd-uhs-sdr104; + cap-sdio-irq; + max-frequency =3D <200000000>; + non-removable; + disable-wp; + no-mmc; + no-sd; + + power-domains =3D <&pwrc PWRC_T7_SDIO_A_ID>; + + keep-power-in-suspend; + + mmc-pwrseq =3D <&sdio_pwrseq>; + + vmmc-supply =3D <&vddao_3v3>; + vqmmc-supply =3D <&vddao_1v8>; + + brcmf: wifi@1 { + reg =3D <1>; + compatible =3D "brcm,bcm43752-fmac", "brcm,bcm4329-fmac"; + }; +}; + +/* SD card */ +&sd_emmc_b { + status =3D "okay"; + pinctrl-0 =3D <&sdcard_pins>; + pinctrl-1 =3D <&sdcard_clk_gate_pins>; + pinctrl-names =3D "default", "clk-gate"; + + bus-width =3D <4>; + cap-sd-highspeed; + sd-uhs-sdr12; + sd-uhs-sdr25; + sd-uhs-sdr50; + sd-uhs-sdr104; + max-frequency =3D <200000000>; + disable-wp; + no-sdio; + no-mmc; + + power-domains =3D <&pwrc PWRC_T7_SDIO_B_ID>; + + cd-gpios =3D <&gpio GPIOC_6 GPIO_ACTIVE_LOW>; + vmmc-supply =3D <&sd_3v3>; + vqmmc-supply =3D <&vddio_c>; +}; + +/* eMMC */ +&sd_emmc_c { + status =3D "okay"; + pinctrl-0 =3D <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>; + pinctrl-1 =3D <&emmc_clk_gate_pins>; + pinctrl-names =3D "default", "clk-gate"; + + bus-width =3D <8>; + cap-mmc-highspeed; + mmc-ddr-1_8v; + mmc-hs200-1_8v; + max-frequency =3D <200000000>; + disable-wp; + non-removable; + no-sdio; + no-sd; + + power-domains =3D <&pwrc PWRC_T7_EMMC_ID>; + + vmmc-supply =3D <&vddio_3v3>; + vqmmc-supply =3D <&vddio_1v8>; +}; + &uart_a { status =3D "okay"; clocks =3D <&xtal>, <&xtal>, <&xtal>; --=20 2.49.0