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Message-ID: <20180302180258.hex77xmptf5ab3xd@rob-hp-laptop>
Date: Fri, 2 Mar 2018 12:02:58 -0600
From: Rob Herring <robh@...nel.org>
To: Michal Simek <michal.simek@...inx.com>
Cc: devicetree@...r.kernel.org, monstr@...str.eu,
Masahiro Yamada <yamada.masahiro@...ionext.com>,
linux-kernel@...r.kernel.org, Arnd Bergmann <arnd@...db.de>,
Will Deacon <will.deacon@....com>,
Catalin Marinas <catalin.marinas@....com>,
Mark Rutland <mark.rutland@....com>,
linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2 4/8] arm64: zynqmp: Add support for Xilinx zcu104-revA
On Fri, Feb 23, 2018 at 03:40:26PM +0100, Michal Simek wrote:
> Xilinx zcu104 is another customer board. It is sort of zcu102 clone
> with some differences.
>
> Signed-off-by: Michal Simek <michal.simek@...inx.com>
> ---
>
> Changes in v2:
> - Remove i2c mw u-boot commands
> - Record compatible string to xilinx.txt
>
> Documentation/devicetree/bindings/arm/xilinx.txt | 3 +
> arch/arm64/boot/dts/xilinx/Makefile | 1 +
> arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revA.dts | 197 ++++++++++++++++++++++
> 3 files changed, 201 insertions(+)
> create mode 100644 arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revA.dts
>
> diff --git a/Documentation/devicetree/bindings/arm/xilinx.txt b/Documentation/devicetree/bindings/arm/xilinx.txt
> index 2b922ec3c82a..a9ce08a68711 100644
> --- a/Documentation/devicetree/bindings/arm/xilinx.txt
> +++ b/Documentation/devicetree/bindings/arm/xilinx.txt
> @@ -26,3 +26,6 @@ Additional compatible strings:
> "xlnx,zynqmp-zcu102-revA", "xlnx,zynqmp-zcu102"
> "xlnx,zynqmp-zcu102-revB", "xlnx,zynqmp-zcu102"
> "xlnx,zynqmp-zcu102-rev1.0", "xlnx,zynqmp-zcu102"
> +
> +- Xilinx evaluation board zcu104
> + "xlnx,zynqmp-zcu104-revA", "xlnx,zynqmp-zcu104"
> diff --git a/arch/arm64/boot/dts/xilinx/Makefile b/arch/arm64/boot/dts/xilinx/Makefile
> index 24e3ce801304..1c039e59c7c3 100644
> --- a/arch/arm64/boot/dts/xilinx/Makefile
> +++ b/arch/arm64/boot/dts/xilinx/Makefile
> @@ -4,3 +4,4 @@ dtb-$(CONFIG_ARCH_ZYNQMP) += zynqmp-zcu100-revC.dtb
> dtb-$(CONFIG_ARCH_ZYNQMP) += zynqmp-zcu102-revA.dtb
> dtb-$(CONFIG_ARCH_ZYNQMP) += zynqmp-zcu102-revB.dtb
> dtb-$(CONFIG_ARCH_ZYNQMP) += zynqmp-zcu102-rev1.0.dtb
> +dtb-$(CONFIG_ARCH_ZYNQMP) += zynqmp-zcu104-revA.dtb
> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revA.dts
> new file mode 100644
> index 000000000000..89d26f56514b
> --- /dev/null
> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revA.dts
> @@ -0,0 +1,197 @@
> +// SPDX-License-Identifier: GPL-2.0+
> +/*
> + * dts file for Xilinx ZynqMP ZCU104
> + *
> + * (C) Copyright 2017 - 2018, Xilinx, Inc.
> + *
> + * Michal Simek <michal.simek@...inx.com>
> + */
> +
> +/dts-v1/;
> +
> +#include "zynqmp.dtsi"
> +#include "zynqmp-clk.dtsi"
> +#include <dt-bindings/gpio/gpio.h>
> +
> +/ {
> + model = "ZynqMP ZCU104 RevA";
> + compatible = "xlnx,zynqmp-zcu104-revA", "xlnx,zynqmp-zcu104", "xlnx,zynqmp";
> +
> + aliases {
> + ethernet0 = &gem3;
> + gpio0 = &gpio;
Drop. Not a supported alias.
> + i2c0 = &i2c1;
> + mmc0 = &sdhci1;
> + rtc0 = &rtc;
> + serial0 = &uart0;
> + serial1 = &uart1;
> + serial2 = &dcc;
> + usb0 = &usb0;
Drop. Not a supported alias.
> + };
> +
> + chosen {
> + bootargs = "earlycon";
> + stdout-path = "serial0:115200n8";
> + };
> +
> + memory@0 {
> + device_type = "memory";
> + reg = <0x0 0x0 0x0 0x80000000>;
> + };
> +};
> +
> +&can1 {
> + status = "okay";
> +};
> +
> +&dcc {
> + status = "okay";
> +};
> +
> +&gem3 {
> + status = "okay";
> + phy-handle = <&phy0>;
> + phy-mode = "rgmii-id";
> + phy0: phy@c {
> + reg = <0xc>;
> + ti,rx-internal-delay = <0x8>;
> + ti,tx-internal-delay = <0xa>;
> + ti,fifo-depth = <0x1>;
> + };
> +};
> +
> +&gpio {
> + status = "okay";
> +};
> +
> +&i2c1 {
> + status = "okay";
> + clock-frequency = <400000>;
> +
> + /* Another connection to this bus via PL i2c via PCA9306 - u45 */
> + i2cswitch@74 { /* u34 */
i2c-mux@74
> + compatible = "nxp,pca9548";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <0x74>;
> + i2c@0 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <0>;
> + /*
> + * IIC_EEPROM 1kB memory which uses 256B blocks
> + * where every block has different address.
> + * 0 - 256B address 0x54
> + * 256B - 512B address 0x55
> + * 512B - 768B address 0x56
> + * 768B - 1024B address 0x57
> + */
> + eeprom@54 { /* u23 */
> + compatible = "atmel,24c08";
> + reg = <0x54>;
> + #address-cells = <1>;
> + #size-cells = <1>;
> + };
> + };
> +
> + i2c@1 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <1>;
> + clock_8t49n287: clock-generator@6c { /* 8T49N287 - u182 */
> + reg = <0x6c>;
> + };
> + };
> +
> + i2c@2 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <2>;
> + irps5401_43: irps54012@43 { /* IRPS5401 - u175 */
> + reg = <0x43>;
> + };
> + irps5401_4d: irps54012@4d { /* IRPS5401 - u180 */
> + reg = <0x4d>;
> + };
> + };
> +
> + i2c@4 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <4>;
> + tca6416_u97: gpio@21 {
> + compatible = "ti,tca6416";
> + reg = <0x21>;
> + gpio-controller;
> + #gpio-cells = <2>;
> + /*
> + * IRQ not connected
> + * Lines:
> + * 0 - IRPS5401_ALERT_B
> + * 1 - HDMI_8T49N241_INT_ALM
> + * 2 - MAX6643_OT_B
> + * 3 - MAX6643_FANFAIL_B
> + * 5 - IIC_MUX_RESET_B
> + * 6 - GEM3_EXP_RESET_B
> + * 7 - FMC_LPC_PRSNT_M2C_B
> + * 4, 10 - 17 - not connected
> + */
> + };
> + };
> +
> + i2c@5 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <5>;
> + };
> +
> + i2c@7 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <7>;
> + };
> +
> + /* 3, 6 not connected */
> + };
> +};
> +
> +&rtc {
> + status = "okay";
> +};
> +
> +&sata {
> + status = "okay";
> + /* SATA OOB timing settings */
> + ceva,p0-cominit-params = /bits/ 8 <0x18 0x40 0x18 0x28>;
> + ceva,p0-comwake-params = /bits/ 8 <0x06 0x14 0x08 0x0E>;
> + ceva,p0-burst-params = /bits/ 8 <0x13 0x08 0x4A 0x06>;
> + ceva,p0-retry-params = /bits/ 16 <0x96A4 0x3FFC>;
> + ceva,p1-cominit-params = /bits/ 8 <0x18 0x40 0x18 0x28>;
> + ceva,p1-comwake-params = /bits/ 8 <0x06 0x14 0x08 0x0E>;
> + ceva,p1-burst-params = /bits/ 8 <0x13 0x08 0x4A 0x06>;
> + ceva,p1-retry-params = /bits/ 16 <0x96A4 0x3FFC>;
> +};
> +
> +/* SD1 with level shifter */
> +&sdhci1 {
> + status = "okay";
> + no-1-8-v;
> + disable-wp;
> +};
> +
> +&uart0 {
> + status = "okay";
> +};
> +
> +&uart1 {
> + status = "okay";
> +};
> +
> +/* ULPI SMSC USB3320 */
> +&usb0 {
> + status = "okay";
> +};
> +
> +&watchdog0 {
> + status = "okay";
> +};
> --
> 1.9.1
>
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