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([2a01:e0a:106d:1080:8431:f88b:714d:f78d]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-43b919cf2c8sm6326074f8f.20.2026.03.26.01.52.03 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 26 Mar 2026 01:52:03 -0700 (PDT) Message-ID: <5298e691-99ba-48fc-874b-c9af308664ee@linaro.org> Date: Thu, 26 Mar 2026 09:52:03 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird From: Neil Armstrong Subject: Re: [PATCH v4 1/9] arm64: dts: amlogic: t7: Add eMMC, SD card and SDIO pinctrl nodes To: Ronald Claveau , 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 References: <20260325-add-emmc-t7-vim4-v4-0-44c7b4a5e459@aliel.fr> <20260325-add-emmc-t7-vim4-v4-1-44c7b4a5e459@aliel.fr> Content-Language: en-US, fr Autocrypt: addr=neil.armstrong@linaro.org; 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charset="us-ascii"; Format="flowed" Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org On 3/25/26 10:15, Ronald Claveau wrote: > These pinctrl nodes are required by the eMMC, SD card and SDIO drivers > to configure pin muxing at runtime. > > - eMMC: control, 4-bit/8-bit data, data strobe and clock gate pins > - SD card: data, clock, command and clock gate pins > - SDIO: data, clock, command and clock gate pins > > Signed-off-by: Ronald Claveau > --- > arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi | 98 +++++++++++++++++++++++++++++ > 1 file changed, 98 insertions(+) > > diff --git a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi b/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi > index 6510068bcff92..016b5429c8d1b 100644 > --- a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi > +++ b/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi > @@ -250,6 +250,104 @@ gpio: bank@4000 { > #gpio-cells = <2>; > gpio-ranges = <&periphs_pinctrl 0 0 157>; > }; > + > + emmc_ctrl_pins: emmc-ctrl { > + mux-0 { > + groups = "emmc_cmd"; > + function = "emmc"; > + bias-pull-up; > + }; > + > + mux-1 { > + groups = "emmc_clk"; > + function = "emmc"; > + bias-disable; > + }; > + }; > + > + emmc_data_4b_pins: emmc-data-4b { > + mux-0 { No need for "-0" > + groups = "emmc_nand_d0", > + "emmc_nand_d1", > + "emmc_nand_d2", > + "emmc_nand_d3"; > + function = "emmc"; > + bias-pull-up; > + }; > + }; > + > + emmc_data_8b_pins: emmc-data-8b { > + mux-0 { No need for "-0" > + groups = "emmc_nand_d0", > + "emmc_nand_d1", > + "emmc_nand_d2", > + "emmc_nand_d3", > + "emmc_nand_d4", > + "emmc_nand_d5", > + "emmc_nand_d6", > + "emmc_nand_d7"; > + function = "emmc"; > + bias-pull-up; > + }; > + }; > + > + emmc_ds_pins: emmc-ds { > + mux { > + groups = "emmc_nand_ds"; > + function = "emmc"; > + bias-pull-down; > + }; > + }; > + > + emmc_clk_gate_pins: emmc-clk-gate { > + mux { > + groups = "GPIOB_8"; > + function = "gpio_periphs"; > + bias-pull-down; > + }; > + }; > + > + sdcard_pins: sdcard { > + mux { > + groups = "sdcard_d0", > + "sdcard_d1", > + "sdcard_d2", > + "sdcard_d3", > + "sdcard_clk", > + "sdcard_cmd"; > + function = "sdcard"; > + bias-pull-up; > + }; > + }; > + > + sdcard_clk_gate_pins: sdcard-clk-gate { > + mux { > + groups = "GPIOC_4"; > + function = "gpio_periphs"; > + bias-pull-down; > + }; > + }; > + > + sdio_pins: sdio { > + mux-0 { No need for "-0" > + groups = "sdio_d0", > + "sdio_d1", > + "sdio_d2", > + "sdio_d3", > + "sdio_clk", > + "sdio_cmd"; > + function = "sdio"; > + bias-pull-up; > + }; > + }; > + > + sdio_clk_gate_pins: sdio-clk-gate { > + mux { > + groups = "GPIOX_4"; > + function = "gpio_periphs"; > + bias-pull-up; > + }; > + }; > }; > > gpio_intc: interrupt-controller@4080 { > _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic