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Subject[PATCH v2 2/8] arm64: zynqmp: Add support for Xilinx zcu100-revC
Date
This board has 2GB of memory, i2c, sd, wifi sdio, spis, uarts, display
port and usbs.
Board is using fixed clocks because clock driver hasn't been merged yet.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
---

Changes in v2:
- Use i2c-mux instead of i2cswitch
- Remove i2c mw u-boot commands
- Use 96boards labels for i2cs and spis
- Fix pmic and wifi node
- Record compatible string to xilinx.txt
- Remove Nathalie's email (she left Xilinx already)

Documentation/devicetree/bindings/arm/xilinx.txt | 6 +
arch/arm64/boot/dts/xilinx/Makefile | 1 +
arch/arm64/boot/dts/xilinx/zynqmp-clk.dtsi | 213 ++++++++++++++++
arch/arm64/boot/dts/xilinx/zynqmp-zcu100-revC.dts | 292 ++++++++++++++++++++++
4 files changed, 512 insertions(+)
create mode 100644 arch/arm64/boot/dts/xilinx/zynqmp-clk.dtsi
create mode 100644 arch/arm64/boot/dts/xilinx/zynqmp-zcu100-revC.dts

diff --git a/Documentation/devicetree/bindings/arm/xilinx.txt b/Documentation/devicetree/bindings/arm/xilinx.txt
index 549e70a022cb..29039b645807 100644
--- a/Documentation/devicetree/bindings/arm/xilinx.txt
+++ b/Documentation/devicetree/bindings/arm/xilinx.txt
@@ -15,3 +15,9 @@ shall have the following properties.

Required root node properties:
- compatible = "xlnx,zynqmp";
+
+
+Additional compatible strings:
+
+- Xilinx 96boards compatible board zcu100
+ "xlnx,zynqmp-zcu100-revC", "xlnx,zynqmp-zcu100"
diff --git a/arch/arm64/boot/dts/xilinx/Makefile b/arch/arm64/boot/dts/xilinx/Makefile
index eba179b23b17..7266a6a9c0cd 100644
--- a/arch/arm64/boot/dts/xilinx/Makefile
+++ b/arch/arm64/boot/dts/xilinx/Makefile
@@ -1,2 +1,3 @@
# SPDX-License-Identifier: GPL-2.0
dtb-$(CONFIG_ARCH_ZYNQMP) += zynqmp-ep108.dtb
+dtb-$(CONFIG_ARCH_ZYNQMP) += zynqmp-zcu100-revC.dtb
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-clk.dtsi b/arch/arm64/boot/dts/xilinx/zynqmp-clk.dtsi
new file mode 100644
index 000000000000..9c09baca7dd7
--- /dev/null
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-clk.dtsi
@@ -0,0 +1,213 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Clock specification for Xilinx ZynqMP
+ *
+ * (C) Copyright 2015 - 2018, Xilinx, Inc.
+ *
+ * Michal Simek <michal.simek@xilinx.com>
+ */
+
+/ {
+ clk100: clk100 {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <100000000>;
+ };
+
+ clk125: clk125 {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <125000000>;
+ };
+
+ clk200: clk200 {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <200000000>;
+ };
+
+ clk250: clk250 {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <250000000>;
+ };
+
+ clk300: clk300 {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <300000000>;
+ };
+
+ clk600: clk600 {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <600000000>;
+ };
+
+ dp_aclk: clock0 {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <100000000>;
+ clock-accuracy = <100>;
+ };
+
+ dp_aud_clk: clock1 {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <24576000>;
+ clock-accuracy = <100>;
+ };
+
+ dpdma_clk: dpdma_clk {
+ compatible = "fixed-clock";
+ #clock-cells = <0x0>;
+ clock-frequency = <533000000>;
+ };
+
+ drm_clock: drm_clock {
+ compatible = "fixed-clock";
+ #clock-cells = <0x0>;
+ clock-frequency = <262750000>;
+ clock-accuracy = <0x64>;
+ };
+};
+
+&can0 {
+ clocks = <&clk100 &clk100>;
+};
+
+&can1 {
+ clocks = <&clk100 &clk100>;
+};
+
+&fpd_dma_chan1 {
+ clocks = <&clk600>, <&clk100>;
+};
+
+&fpd_dma_chan2 {
+ clocks = <&clk600>, <&clk100>;
+};
+
+&fpd_dma_chan3 {
+ clocks = <&clk600>, <&clk100>;
+};
+
+&fpd_dma_chan4 {
+ clocks = <&clk600>, <&clk100>;
+};
+
+&fpd_dma_chan5 {
+ clocks = <&clk600>, <&clk100>;
+};
+
+&fpd_dma_chan6 {
+ clocks = <&clk600>, <&clk100>;
+};
+
+&fpd_dma_chan7 {
+ clocks = <&clk600>, <&clk100>;
+};
+
+&fpd_dma_chan8 {
+ clocks = <&clk600>, <&clk100>;
+};
+
+&lpd_dma_chan1 {
+ clocks = <&clk600>, <&clk100>;
+};
+
+&lpd_dma_chan2 {
+ clocks = <&clk600>, <&clk100>;
+};
+
+&lpd_dma_chan3 {
+ clocks = <&clk600>, <&clk100>;
+};
+
+&lpd_dma_chan4 {
+ clocks = <&clk600>, <&clk100>;
+};
+
+&lpd_dma_chan5 {
+ clocks = <&clk600>, <&clk100>;
+};
+
+&lpd_dma_chan6 {
+ clocks = <&clk600>, <&clk100>;
+};
+
+&lpd_dma_chan7 {
+ clocks = <&clk600>, <&clk100>;
+};
+
+&lpd_dma_chan8 {
+ clocks = <&clk600>, <&clk100>;
+};
+
+&gem0 {
+ clocks = <&clk125>, <&clk125>, <&clk125>;
+};
+
+&gem1 {
+ clocks = <&clk125>, <&clk125>, <&clk125>;
+};
+
+&gem2 {
+ clocks = <&clk125>, <&clk125>, <&clk125>;
+};
+
+&gem3 {
+ clocks = <&clk125>, <&clk125>, <&clk125>;
+};
+
+&gpio {
+ clocks = <&clk100>;
+};
+
+&i2c0 {
+ clocks = <&clk100>;
+};
+
+&i2c1 {
+ clocks = <&clk100>;
+};
+
+&sata {
+ clocks = <&clk250>;
+};
+
+&sdhci0 {
+ clocks = <&clk200 &clk200>;
+};
+
+&sdhci1 {
+ clocks = <&clk200 &clk200>;
+};
+
+&spi0 {
+ clocks = <&clk200 &clk200>;
+};
+
+&spi1 {
+ clocks = <&clk200 &clk200>;
+};
+
+&uart0 {
+ clocks = <&clk100 &clk100>;
+};
+
+&uart1 {
+ clocks = <&clk100 &clk100>;
+};
+
+&usb0 {
+ clocks = <&clk250>, <&clk250>;
+};
+
+&usb1 {
+ clocks = <&clk250>, <&clk250>;
+};
+
+&watchdog0 {
+ clocks = <&clk250>;
+};
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu100-revC.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu100-revC.dts
new file mode 100644
index 000000000000..ce819c8c0044
--- /dev/null
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu100-revC.dts
@@ -0,0 +1,292 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * dts file for Xilinx ZynqMP ZCU100 revC
+ *
+ * (C) Copyright 2016 - 2018, Xilinx, Inc.
+ *
+ * Michal Simek <michal.simek@xilinx.com>
+ * Nathalie Chan King Choy
+ */
+
+/dts-v1/;
+
+#include "zynqmp.dtsi"
+#include "zynqmp-clk.dtsi"
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+ model = "ZynqMP ZCU100 RevC";
+ compatible = "xlnx,zynqmp-zcu100-revC", "xlnx,zynqmp-zcu100", "xlnx,zynqmp";
+
+ aliases {
+ gpio0 = &gpio;
+ i2c0 = &i2c1;
+ rtc0 = &rtc;
+ serial0 = &uart1;
+ serial1 = &uart0;
+ serial2 = &dcc;
+ spi0 = &spi0;
+ spi1 = &spi1;
+ usb0 = &usb0;
+ usb1 = &usb1;
+ mmc0 = &sdhci0;
+ mmc1 = &sdhci1;
+ };
+
+ chosen {
+ bootargs = "earlycon";
+ stdout-path = "serial0:115200n8";
+ };
+
+ memory@0 {
+ device_type = "memory";
+ reg = <0x0 0x0 0x0 0x80000000>;
+ };
+
+ gpio-keys {
+ compatible = "gpio-keys";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ autorepeat;
+ sw4 {
+ label = "sw4";
+ gpios = <&gpio 23 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_POWER>;
+ gpio-key,wakeup;
+ autorepeat;
+ };
+ };
+
+ leds {
+ compatible = "gpio-leds";
+ ds2 {
+ label = "ds2";
+ gpios = <&gpio 20 GPIO_ACTIVE_HIGH>;
+ linux,default-trigger = "heartbeat";
+ };
+
+ ds3 {
+ label = "ds3";
+ gpios = <&gpio 19 GPIO_ACTIVE_HIGH>;
+ linux,default-trigger = "phy0tx"; /* WLAN tx */
+ default-state = "off";
+ };
+
+ ds4 {
+ label = "ds4";
+ gpios = <&gpio 18 GPIO_ACTIVE_HIGH>;
+ linux,default-trigger = "phy0rx"; /* WLAN rx */
+ default-state = "off";
+ };
+
+ ds5 {
+ label = "ds5";
+ gpios = <&gpio 17 GPIO_ACTIVE_HIGH>;
+ linux,default-trigger = "bluetooth-power";
+ };
+
+ vbus_det { /* U5 USB5744 VBUS detection via MIO25 */
+ label = "vbus_det";
+ gpios = <&gpio 25 GPIO_ACTIVE_HIGH>;
+ default-state = "on";
+ };
+
+ bt_power {
+ label = "bt_power";
+ gpios = <&gpio 8 GPIO_ACTIVE_HIGH>;
+ default-state = "on";
+ };
+ };
+
+ wmmcsdio_fixed: fixedregulator-mmcsdio {
+ compatible = "regulator-fixed";
+ regulator-name = "wmmcsdio_fixed";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ regulator-boot-on;
+ };
+
+ sdio_pwrseq: sdio_pwrseq {
+ compatible = "mmc-pwrseq-simple";
+ reset-gpios = <&gpio 7 GPIO_ACTIVE_LOW>; /* WIFI_EN */
+ };
+};
+
+&dcc {
+ status = "okay";
+};
+
+&gpio {
+ status = "okay";
+ gpio-line-names = "UART1_TX", "UART1_RX", "UART0_RX", "UART0_TX", "I2C1_SCL",
+ "I2C1_SDA", "SPI1_SCLK", "WLAN_EN", "BT_EN", "SPI1_CS",
+ "SPI1_MISO", "SPI1_MOSI", "I2C_MUX_RESET", "SD0_DAT0", "SD0_DAT1",
+ "SD0_DAT2", "SD0_DAT3", "PS_LED3", "PS_LED2", "PS_LED1",
+ "PS_LED0", "SD0_CMD", "SD0_CLK", "GPIO_PB", "SD0_DETECT",
+ "VBUS_DET", "POWER_INT", "DP_AUX", "DP_HPD", "DP_OE",
+ "DP_AUX_IN", "INA226_ALERT", "PS_FP_PWR_EN", "PL_PWR_EN", "POWER_KILL",
+ "", "GPIO-A", "GPIO-B", "SPI0_SCLK", "GPIO-C",
+ "GPIO-D", "SPI0_CS", "SPI0_MISO", "SPI_MOSI", "GPIO-E",
+ "GPIO-F", "SD1_D0", "SD1_D1", "SD1_D2", "SD1_D3",
+ "SD1_CMD", "SD1_CLK", "USB0_CLK", "USB0_DIR", "USB0_DATA2",
+ "USB0_NXT", "USB0_DATA0", "USB0_DATA1", "USB0_STP", "USB0_DATA3",
+ "USB0_DATA4", "USB0_DATA5", "USB0_DATA6", "USB0_DATA7", "USB1_CLK",
+ "USB1_DIR", "USB1_DATA2", "USB1_NXT", "USB1_DATA0", "USB1_DATA1",
+ "USB1_STP", "USB1_DATA3", "USB1_DATA4", "USB1_DATA5", "USB1_DATA6",
+ "USB_DATA7", "WLAN_IRQ", "PMIC_IRQ", /* MIO end and EMIO start */
+ "", "",
+ "", "", "", "", "", "", "", "", "", "",
+ "", "", "", "", "", "", "", "", "", "",
+ "", "", "", "", "", "", "", "", "", "",
+ "", "", "", "", "", "", "", "", "", "",
+ "", "", "", "", "", "", "", "", "", "",
+ "", "", "", "", "", "", "", "", "", "",
+ "", "", "", "", "", "", "", "", "", "",
+ "", "", "", "", "", "", "", "", "", "",
+ "", "", "", "", "", "", "", "", "", "",
+ "", "", "", "";
+};
+
+&i2c1 {
+ status = "okay";
+ clock-frequency = <100000>;
+ i2c-mux@75 { /* u11 */
+ compatible = "nxp,pca9548";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x75>;
+ i2csw_0: i2c@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+ label = "LS-I2C0";
+ };
+ i2csw_1: i2c@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+ label = "LS-I2C1";
+ };
+ i2csw_2: i2c@2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2>;
+ label = "HS-I2C2";
+ };
+ i2csw_3: i2c@3 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <3>;
+ label = "HS-I2C3";
+ };
+ i2csw_4: i2c@4 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x4>;
+
+ pmic: pmic@5e { /* Custom TI PMIC u33 */
+ compatible = "ti,tps65086";
+ reg = <0x5e>;
+ interrupt-parent = <&gpio>;
+ interrupts = <77 GPIO_ACTIVE_LOW>;
+ #gpio-cells = <2>;
+ gpio-controller;
+ };
+ };
+ i2csw_5: i2c@5 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <5>;
+ /* PS_PMBUS */
+ ina226@40 { /* u35 */
+ compatible = "ti,ina226";
+ reg = <0x40>;
+ shunt-resistor = <10000>;
+ /* MIO31 is alert which should be routed to PMUFW */
+ };
+ };
+ i2csw_6: i2c@6 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <6>;
+ /*
+ * Not Connected
+ */
+ };
+ i2csw_7: i2c@7 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <7>;
+ /*
+ * usb5744 (DNP) - U5
+ * 100kHz - this is default freq for us
+ */
+ };
+ };
+};
+
+&rtc {
+ status = "okay";
+};
+
+/* SD0 only supports 3.3V, no level shifter */
+&sdhci0 {
+ status = "okay";
+ no-1-8-v;
+ broken-cd; /* CD has to be enabled by default */
+ disable-wp;
+};
+
+&sdhci1 {
+ status = "okay";
+ bus-width = <0x4>;
+ non-removable;
+ disable-wp;
+ cap-power-off-card;
+ mmc-pwrseq = <&sdio_pwrseq>;
+ vqmmc-supply = <&wmmcsdio_fixed>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ wlcore: wifi@2 {
+ compatible = "ti,wl1831";
+ reg = <2>;
+ interrupt-parent = <&gpio>;
+ interrupts = <76 IRQ_TYPE_EDGE_RISING>; /* MIO76 WLAN_IRQ 1V8 */
+ };
+};
+
+&spi0 { /* Low Speed connector */
+ status = "okay";
+ label = "LS-SPI0";
+};
+
+&spi1 { /* High Speed connector */
+ status = "okay";
+ label = "HS-SPI1";
+};
+
+&uart0 {
+ status = "okay";
+};
+
+&uart1 {
+ status = "okay";
+
+};
+
+/* ULPI SMSC USB3320 */
+&usb0 {
+ status = "okay";
+};
+
+/* ULPI SMSC USB3320 */
+&usb1 {
+ status = "okay";
+};
+
+&watchdog0 {
+ status = "okay";
+};
--
1.9.1
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