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zynq: add support for the Zybo Z7 board

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The board is manufactured by Digilent
Main features:
- Soc: XC7Z010 (Z7-10) or XC7Z020 (Z7-20)
- RAM: 1 GB DDR3L
- FLASH: 16 MB QSPI
- 1 Gbps Ethernet
- USB 2.0
- microSD slot
- Pcam camera connector
- HDMI Tx and Rx
- Audio codec: stereo out, stereo in, mic
- 5 (Z7-10) or 6 (Z7-20) Pmod ports
- 6 push-buttons, 4 switches, 5 LEDs
- 1 (Z7-10) or 2 (Z7-20) RGB LEDs

Signed-off-by: Luis Araneda <luaraneda@gmail.com>
v19.07.3_mercusys_ac12_duma
Luis Araneda 6 years ago committed by Hauke Mehrtens
parent 43dedd0661
commit 64f4c3ef35
4 changed files with 154 additions and 0 deletions
Show Stats Download Patch File Download Diff File

1
target/linux/zynq/base-files/etc/board.d/02_network
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@ -7,6 +7,7 @@ board_config_update
case "$(board_name)" in
digilent,zynq-zybo | \
digilent,zynq-zybo-z7 | \
xlnx,zynq-zc702 | \
xlnx,zynq-zed)
ucidef_set_interface_lan 'eth0'

7
target/linux/zynq/image/Makefile
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@ -36,6 +36,13 @@ define Device/digilent_zynq-zybo
endef
TARGET_DEVICES += digilent_zynq-zybo
define Device/digilent_zynq-zybo-z7
$(call Device/FitImageGzip)
DEVICE_TITLE := Digilent Zybo Z7 board
DEVICE_DTS := zynq-zybo-z7
endef
TARGET_DEVICES += digilent_zynq-zybo-z7
define Device/xlnx_zynq-zc702
$(call Device/FitImageGzip)
DEVICE_TITLE := ZC702 Development Board

94
target/linux/zynq/patches-4.14/020-v4.17-add-digilent-zybo-z7-board.patch
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@ -0,0 +1,94 @@
From ba5c7a032c2ae66d5467820daab898e5f9048405 Mon Sep 17 00:00:00 2001
From: Nobuhiro Iwamatsu <nobuhiro.iwamatsu@cybertrust.co.jp>
Date: Wed, 28 Feb 2018 11:25:52 +0900
Subject: [PATCH] arm: dts: zynq: Add Digilent Zybo Z7 board
This add a DTS for the Digilent Zybo Z7 board.
This board is the successor board of Zybo, these are almost the same except
for ps-clk-frequency specifications.
Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu@cybertrust.co.jp>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
---
Modifications:
- Removed changes to file Documentation/devicetree/bindings/arm/xilinx.txt
---
arch/arm/boot/dts/Makefile | 3 +-
arch/arm/boot/dts/zynq-zybo-z7.dts | 58 +++++++++++++++++++
2 files changed, 60 insertions(+), 1 deletion(-)
create mode 100644 arch/arm/boot/dts/zynq-zybo-z7.dts
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -1006,7 +1006,8 @@ dtb-$(CONFIG_ARCH_ZYNQ) += \
zynq-zc702.dtb \
zynq-zc706.dtb \
zynq-zed.dtb \
- zynq-zybo.dtb
+ zynq-zybo.dtb \
+ zynq-zybo-z7.dtb
dtb-$(CONFIG_MACH_ARMADA_370) += \
armada-370-db.dtb \
armada-370-dlink-dns327l.dtb \
--- /dev/null
+++ b/arch/arm/boot/dts/zynq-zybo-z7.dts
@@ -0,0 +1,58 @@
+// SPDX-License-Identifier: GPL-2.0+
+/dts-v1/;
+#include "zynq-7000.dtsi"
+
+/ {
+ model = "Zynq ZYBO Z7 Development Board";
+ compatible = "digilent,zynq-zybo-z7", "xlnx,zynq-7000";
+
+ aliases {
+ ethernet0 = &gem0;
+ serial0 = &uart1;
+ };
+
+ memory@0 {
+ device_type = "memory";
+ reg = <0x0 0x20000000>;
+ };
+
+ chosen {
+ bootargs = "";
+ stdout-path = "serial0:115200n8";
+ };
+
+ usb_phy0: phy0 {
+ #phy-cells = <0>;
+ compatible = "usb-nop-xceiv";
+ reset-gpios = <&gpio0 46 1>;
+ };
+};
+
+&clkc {
+ ps-clk-frequency = <33333333>;
+};
+
+&gem0 {
+ status = "okay";
+ phy-mode = "rgmii-id";
+ phy-handle = <&ethernet_phy>;
+
+ ethernet_phy: ethernet-phy@0 {
+ reg = <0>;
+ device_type = "ethernet-phy";
+ };
+};
+
+&sdhci0 {
+ status = "okay";
+};
+
+&uart1 {
+ status = "okay";
+};
+
+&usb0 {
+ status = "okay";
+ dr_mode = "host";
+ usb-phy = <&usb_phy0>;
+};

52
target/linux/zynq/patches-4.14/025-v4.19-update-digilent-zybo-z7-dts.patch
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@ -0,0 +1,52 @@
From 7d90ca6f19199a54d3f8417c5f36c50dfa0accc8 Mon Sep 17 00:00:00 2001
From: Luis Araneda <luaraneda@gmail.com>
Date: Thu, 12 Jul 2018 01:50:46 -0400
Subject: [PATCH] v4.19: Backport dts updates to the Digilent Zybo Z7 board
- 7d90ca6: Fix memory size (512 MiB -> 1 GiB)
- edd62b9: Use GPIO constants
- a2b7baf: Add gpio-leds node
Signed-off-by: Luis Araneda <luaraneda@gmail.com>
---
--- a/arch/arm/boot/dts/zynq-zybo-z7.dts
+++ b/arch/arm/boot/dts/zynq-zybo-z7.dts
@@ -1,6 +1,7 @@
// SPDX-License-Identifier: GPL-2.0+
/dts-v1/;
#include "zynq-7000.dtsi"
+#include <dt-bindings/gpio/gpio.h>
/ {
model = "Zynq ZYBO Z7 Development Board";
@@ -13,7 +14,7 @@
memory@0 {
device_type = "memory";
- reg = <0x0 0x20000000>;
+ reg = <0x0 0x40000000>;
};
chosen {
@@ -21,10 +22,19 @@
stdout-path = "serial0:115200n8";
};
+ gpio-leds {
+ compatible = "gpio-leds";
+
+ ld4 {
+ label = "zynq-zybo-z7:green:ld4";
+ gpios = <&gpio0 7 GPIO_ACTIVE_HIGH>;
+ };
+ };
+
usb_phy0: phy0 {
#phy-cells = <0>;
compatible = "usb-nop-xceiv";
- reset-gpios = <&gpio0 46 1>;
+ reset-gpios = <&gpio0 46 GPIO_ACTIVE_LOW>;
};
};
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