From 83908b6e2e5a7d7b0f4d040ffb4bf3ce6807b8fe Mon Sep 17 00:00:00 2001 From: Andre Heider Date: Fri, 4 Sep 2020 15:44:41 +0200 Subject: [PATCH] arm64: dts: a3720: add support for boards with populated emmc Import armada-3720-espressobin-emmc.dts from Linux, but use sdhc1 for emmc, since sdhc0 is used for the sd card. Signed-off-by: Andre Heider --- arch/arm/dts/Makefile | 1 + arch/arm/dts/armada-3720-espressobin-emmc.dts | 44 +++++++++++++++++++ doc/README.marvell | 7 ++- 3 files changed, 50 insertions(+), 2 deletions(-) create mode 100644 arch/arm/dts/armada-3720-espressobin-emmc.dts --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -202,6 +202,7 @@ dtb-$(CONFIG_ARCH_TEGRA) += tegra20-harm dtb-$(CONFIG_ARCH_MVEBU) += \ armada-3720-db.dtb \ armada-3720-espressobin.dtb \ + armada-3720-espressobin-emmc.dtb \ armada-3720-turris-mox.dtb \ armada-3720-uDPU.dtb \ armada-375-db.dtb \ --- /dev/null +++ b/arch/arm/dts/armada-3720-espressobin-emmc.dts @@ -0,0 +1,44 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Device Tree file for Globalscale Marvell ESPRESSOBin Board with eMMC + * Copyright (C) 2018 Marvell + * + * Romain Perier + * Konstantin Porotchkin + * + */ +/* + * Schematic available at http://espressobin.net/wp-content/uploads/2017/08/ESPRESSObin_V5_Schematics.pdf + */ + +/dts-v1/; + +#include "armada-3720-espressobin.dtsi" + +/ { + model = "Globalscale Marvell ESPRESSOBin Board (eMMC)"; + compatible = "globalscale,espressobin-emmc", "globalscale,espressobin", + "marvell,armada3720", "marvell,armada3710"; +}; + +/* U11 */ +&sdhci1 { + non-removable; + bus-width = <8>; + mmc-ddr-1_8v; + mmc-hs400-1_8v; + marvell,xenon-emmc; + marvell,xenon-tun-count = <9>; + marvell,pad-type = "fixed-1-8v"; + + pinctrl-names = "default"; + pinctrl-0 = <&mmc_pins>; + status = "okay"; + + #address-cells = <1>; + #size-cells = <0>; + mmccard: mmccard@0 { + compatible = "mmc-card"; + reg = <0>; + }; +}; --- a/doc/README.marvell +++ b/doc/README.marvell @@ -43,8 +43,11 @@ Build Procedure In order to prevent this, the required device-tree MUST be set during compilation. All device-tree files are located in ./arch/arm/dts/ folder. - For other DB boards (MacchiatoBin, EspressoBin and 3700 DB board) compile u-boot with - just default device-tree from defconfig using: + For the EspressoBin board with populated eMMC device use + # make DEVICE_TREE=armada-3720-espressobin-emmc + + For other DB boards (MacchiatoBin, EspressoBin without soldered eMMC and 3700 DB board) + compile u-boot with just default device-tree from defconfig using: # make