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arm64: dts: a3720: add support for espressobin with populated emmc 

Import armada-3720-espressobin-emmc.dts from Linux, but use sdhc1 for
emmc, since our dtsi is still based on downstream and sdhc0 is used for
the sd card.

Signed-off-by: Andre Heider <a.heider@gmail.com>
This commit is contained in:
Andre Heider 2020-09-04 17:33:54 +02:00 committed by Stefan Roese
parent 03bb6a9b1e
commit f1a43c84a9
3 changed files with 50 additions and 2 deletions
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1
arch/arm/dts/Makefile
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@ -202,6 +202,7 @@ dtb-$(CONFIG_ARCH_TEGRA) += tegra20-harmony.dtb \
dtb-$(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 \

44
arch/arm/dts/armada-3720-espressobin-emmc.dts Normal file
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@ -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 <romain.perier@free-electrons.com>
* Konstantin Porotchkin <kostap@marvell.com>
*
*/
/*
* 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>;
};
};

7
doc/README.marvell
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@ -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