On Thu, 2016-09-22 at 18:51:29 +0530, Jagan Teki wrote:
> From: Jagan Teki <jteki@xxxxxxxxxxxx>
>
> Added basic dts support for MicroZed board.
>
> - UART
> - SDHCI
> - Ethernet
>
> Cc: Soren Brinkmann <soren.brinkmann@xxxxxxxxxx>
> Cc: Michal Simek <michal.simek@xxxxxxxxxx>
> Signed-off-by: Jagan Teki <jteki@xxxxxxxxxxxx>
> ---
> Changes for v2:
> - Add SDHCI
> - Add Ethernet
>
> arch/arm/boot/dts/Makefile | 1 +
> arch/arm/boot/dts/zynq-microzed.dts | 95 +++++++++++++++++++++++++++++++++++++
> 2 files changed, 96 insertions(+)
> create mode 100644 arch/arm/boot/dts/zynq-microzed.dts
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index faacd52..4d7b858 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -862,6 +862,7 @@ dtb-$(CONFIG_ARCH_VT8500) += \
> wm8750-apc8750.dtb \
> wm8850-w70v2.dtb
> dtb-$(CONFIG_ARCH_ZYNQ) += \
> + zynq-microzed.dtb \
> zynq-parallella.dtb \
> zynq-zc702.dtb \
> zynq-zc706.dtb \
> diff --git a/arch/arm/boot/dts/zynq-microzed.dts b/arch/arm/boot/dts/zynq-microzed.dts
> new file mode 100644
> index 0000000..9e64496
> --- /dev/null
> +++ b/arch/arm/boot/dts/zynq-microzed.dts
> @@ -0,0 +1,95 @@
> +/*
> + * Copyright (C) 2015 Jagan Teki <jteki@xxxxxxxxxxxx>
> + *
> + * This software is licensed under the terms of the GNU General Public
> + * License version 2, as published by the Free Software Foundation, and
> + * may be copied, distributed, and modified under those terms.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU General Public License for more details.
> + */
> +/dts-v1/;
> +/include/ "zynq-7000.dtsi"
> +
> +/ {
> + model = "Zynq MicroZED Development Board";
> + compatible = "xlnx,zynq-microzed", "xlnx,zynq-7000";
> +
> + aliases {
> + ethernet0 = &gem0;
> + serial0 = &uart1;
> + };
> +
> + memory {
> + device_type = "memory";
> + reg = <0x0 0x40000000>;
> + };
> +
> + chosen {
> + bootargs = "earlycon";
> + stdout-path = "serial0:115200n8";
> + };
> +
> + usb_phy0: phy0 {
> + compatible = "usb-nop-xceiv";
> + #phy-cells = <0>;
> + };
> +};
> +
> +&clkc {
> + ps-clk-frequency = <33333333>;
> +};
> +
> +&gem0 {
> + status = "okay";
> + phy-mode = "rgmii-id";
> + phy-handle = <ðernet_phy>;
> +
> + ethernet_phy: ethernet-phy@0 {
> + reg = <0>;
> + };
> +};
> +
> +&sdhci0 {
> + status = "okay";
> +};
> +
> +&uart1 {
> + status = "okay";
> +};
> +
> +&usb0 {
> + status = "okay";
> + dr_mode = "host";
> + usb-phy = <&usb_phy0>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_usb0_default>;
> +};
> +
> +&pinctrl0 {
> + pinctrl_usb0_default: usb0-default {
> + mux {
> + groups = "usb0_0_grp";
> + function = "usb0";
> + };
> +
> + conf {
> + groups = "usb0_0_grp";
> + slew-rate = <0>;
> + io-standard = <1>;
> + };
> +
> + conf-rx {
> + pins = "MIO29", "MIO31", "MIO36";
> + bias-high-impedance;
> + };
> +
> + conf-tx {
> + pins = "MIO28", "MIO30", "MIO32", "MIO33", "MIO34",
> + "MIO35", "MIO37", "MIO38", "MIO39";
> + bias-disable;
> + };
> + };
> +};
I guess it's not strictly required, but shouldn't there be pinctrl
descriptions for all devices?
Sören
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