[PATCH v3 1/9] arm64: dts: amlogic: t7: Add eMMC, SD card and SDIO pinctrl nodes
From: Ronald Claveau <hidden>
Date: 2026-03-23 10:03:35
Also in:
linux-amlogic, linux-devicetree, linux-mmc, linux-wireless, lkml
Subsystem:
arm/amlogic meson soc support, the rest · Maintainers:
Neil Armstrong, Kevin Hilman, Linus Torvalds
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 <redacted> --- 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..ac8de8e9b8010 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 { + 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 { + 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 { + 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 {
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2.49.0