Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
arm64: dts: socfpga: agilex: add emmc support
The Agilex devkit supports a separate eMMC daughter card. The
eMMC daughter card replaces the SDMMC slot that is on the default
daughter card and thus requires a separate board dts file.
Signed-off-by: Ng Tze Yee <tzeyee.ng@altera.com>
Signed-off-by: Dinh Nguyen <dinguyen@kernel.org>
authored by
Ng Tze Yee
and committed by
Dinh Nguyen
95cc767d
4e6e93df
+106
+1
arch/arm64/boot/dts/intel/Makefile
+1
arch/arm64/boot/dts/intel/Makefile
+105
arch/arm64/boot/dts/intel/socfpga_agilex_socdk_emmc.dts
+105
arch/arm64/boot/dts/intel/socfpga_agilex_socdk_emmc.dts
···
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// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (C) 2026, Altera Corporation
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*/
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#include "socfpga_agilex.dtsi"
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/ {
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model = "SoCFPGA Agilex SoCDK eMMC daughter board";
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compatible = "intel,socfpga-agilex-socdk-emmc", "intel,socfpga-agilex";
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aliases {
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serial0 = &uart0;
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ethernet0 = &gmac0;
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ethernet1 = &gmac1;
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ethernet2 = &gmac2;
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};
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chosen {
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stdout-path = "serial0:115200n8";
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};
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leds {
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compatible = "gpio-leds";
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led0 {
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label = "hps_led0";
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gpios = <&portb 20 GPIO_ACTIVE_HIGH>;
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};
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led1 {
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label = "hps_led1";
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gpios = <&portb 19 GPIO_ACTIVE_HIGH>;
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};
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led2 {
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label = "hps_led2";
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gpios = <&portb 21 GPIO_ACTIVE_HIGH>;
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};
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};
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memory@80000000 {
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device_type = "memory";
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/* We expect the bootloader to fill in the reg */
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reg = <0 0x80000000 0 0>;
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};
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};
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&gpio1 {
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status = "okay";
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};
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&gmac2 {
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status = "okay";
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/* PHY delays is configured via skew properties */
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phy-mode = "rgmii";
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phy-handle = <&phy0>;
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max-frame-size = <9000>;
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mdio0 {
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#address-cells = <1>;
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#size-cells = <0>;
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compatible = "snps,dwmac-mdio";
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phy0: ethernet-phy@4 {
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reg = <4>;
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txd0-skew-ps = <0>; /* -420ps */
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txd1-skew-ps = <0>; /* -420ps */
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txd2-skew-ps = <0>; /* -420ps */
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txd3-skew-ps = <0>; /* -420ps */
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rxd0-skew-ps = <420>; /* 0ps */
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rxd1-skew-ps = <420>; /* 0ps */
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rxd2-skew-ps = <420>; /* 0ps */
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rxd3-skew-ps = <420>; /* 0ps */
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txen-skew-ps = <0>; /* -420ps */
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txc-skew-ps = <900>; /* 0ps */
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rxdv-skew-ps = <420>; /* 0ps */
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rxc-skew-ps = <1680>; /* 780ps */
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};
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};
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};
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&mmc {
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status = "okay";
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cap-mmc-highspeed;
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broken-cd;
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bus-width = <4>;
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clk-phase-sd-hs = <0>, <135>;
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};
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&osc1 {
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clock-frequency = <25000000>;
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};
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&uart0 {
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status = "okay";
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};
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&usb0 {
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status = "okay";
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disable-over-current;
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};
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&watchdog0 {
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status = "okay";
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};