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Date: Mon, 1 Feb 2021 10:38:45 +0100
From: Michal Simek <monstr@...str.eu>
To: Michal Simek <michal.simek@...inx.com>,
linux-kernel@...r.kernel.org, git@...inx.com
Cc: Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2 12/12] arm64: dts: zynqmp: Add description for zcu104
revC
On 1/21/21 11:27 AM, Michal Simek wrote:
> Xilinx ZynqMP zcu104 revC and newer board revisions have different i2c
> structure compare to revA. The rest of the board is the same from software
> perspective.
> Also enable DMAs and QSPI.
>
> Signed-off-by: Michal Simek <michal.simek@...inx.com>
> ---
>
> Changes in v2: None
>
> arch/arm64/boot/dts/xilinx/Makefile | 1 +
> .../boot/dts/xilinx/zynqmp-zcu104-revC.dts | 282 ++++++++++++++++++
> 2 files changed, 283 insertions(+)
> create mode 100644 arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revC.dts
>
> diff --git a/arch/arm64/boot/dts/xilinx/Makefile b/arch/arm64/boot/dts/xilinx/Makefile
> index 60f5443f3ef4..11fb4fd3ebd4 100644
> --- a/arch/arm64/boot/dts/xilinx/Makefile
> +++ b/arch/arm64/boot/dts/xilinx/Makefile
> @@ -13,5 +13,6 @@ 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
> +dtb-$(CONFIG_ARCH_ZYNQMP) += zynqmp-zcu104-revC.dtb
> dtb-$(CONFIG_ARCH_ZYNQMP) += zynqmp-zcu106-revA.dtb
> dtb-$(CONFIG_ARCH_ZYNQMP) += zynqmp-zcu111-revA.dtb
> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revC.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revC.dts
> new file mode 100644
> index 000000000000..414f98f1831e
> --- /dev/null
> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu104-revC.dts
> @@ -0,0 +1,282 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * dts file for Xilinx ZynqMP ZCU104
> + *
> + * (C) Copyright 2017 - 2020, Xilinx, Inc.
> + *
> + * Michal Simek <michal.simek@...inx.com>
> + */
> +
> +/dts-v1/;
> +
> +#include "zynqmp.dtsi"
> +#include "zynqmp-clk-ccf.dtsi"
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/phy/phy.h>
> +
> +/ {
> + model = "ZynqMP ZCU104 RevC";
> + compatible = "xlnx,zynqmp-zcu104-revC", "xlnx,zynqmp-zcu104", "xlnx,zynqmp";
> +
> + aliases {
> + ethernet0 = &gem3;
> + i2c0 = &i2c1;
> + mmc0 = &sdhci1;
> + rtc0 = &rtc;
> + serial0 = &uart0;
> + serial1 = &uart1;
> + serial2 = &dcc;
> + };
> +
> + chosen {
> + bootargs = "earlycon";
> + stdout-path = "serial0:115200n8";
> + };
> +
> + memory@0 {
> + device_type = "memory";
> + reg = <0x0 0x0 0x0 0x80000000>;
> + };
> +
> + ina226 {
> + compatible = "iio-hwmon";
> + io-channels = <&u183 0>, <&u183 1>, <&u183 2>, <&u183 3>;
> + };
> +
> + clock_8t49n287_5: clk125 {
> + compatible = "fixed-clock";
> + #clock-cells = <0>;
> + clock-frequency = <125000000>;
> + };
> +
> + clock_8t49n287_2: clk26 {
> + compatible = "fixed-clock";
> + #clock-cells = <0>;
> + clock-frequency = <26000000>;
> + };
> +
> + clock_8t49n287_3: clk27 {
> + compatible = "fixed-clock";
> + #clock-cells = <0>;
> + clock-frequency = <27000000>;
> + };
> +};
> +
> +&can1 {
> + status = "okay";
> +};
> +
> +&dcc {
> + status = "okay";
> +};
> +
> +&fpd_dma_chan1 {
> + status = "okay";
> +};
> +
> +&fpd_dma_chan2 {
> + status = "okay";
> +};
> +
> +&fpd_dma_chan3 {
> + status = "okay";
> +};
> +
> +&fpd_dma_chan4 {
> + status = "okay";
> +};
> +
> +&fpd_dma_chan5 {
> + status = "okay";
> +};
> +
> +&fpd_dma_chan6 {
> + status = "okay";
> +};
> +
> +&fpd_dma_chan7 {
> + status = "okay";
> +};
> +
> +&fpd_dma_chan8 {
> + status = "okay";
> +};
> +
> +&gem3 {
> + status = "okay";
> + phy-handle = <&phy0>;
> + phy-mode = "rgmii-id";
> + phy0: ethernet-phy@c {
> + reg = <0xc>;
> + ti,rx-internal-delay = <0x8>;
> + ti,tx-internal-delay = <0xa>;
> + ti,fifo-depth = <0x1>;
> + ti,dp83867-rxctrl-strap-quirk;
> + };
> +};
> +
> +&gpio {
> + status = "okay";
> +};
> +
> +&i2c1 {
> + status = "okay";
> + clock-frequency = <400000>;
> +
> + tca6416_u97: gpio@20 {
> + compatible = "ti,tca6416";
> + reg = <0x20>;
> + 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
> + */
> + };
> +
> + /* Another connection to this bus via PL i2c via PCA9306 - u45 */
> + i2c-mux@74 { /* u34 */
> + 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: 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: irps5401@43 { /* IRPS5401 - u175 */
> + compatible = "infineon,irps5401";
> + reg = <0x43>; /* pmbus / i2c 0x13 */
> + };
> + irps5401_44: irps5401@44 { /* IRPS5401 - u180 */
> + compatible = "infineon,irps5401";
> + reg = <0x44>; /* pmbus / i2c 0x14 */
> + };
> + };
> +
> + i2c@3 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <3>;
> + u183: ina226@40 { /* u183 */
> + compatible = "ti,ina226";
> + #io-channel-cells = <1>;
> + reg = <0x40>;
> + shunt-resistor = <5000>;
> + };
> + };
> +
> + i2c@5 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <5>;
> + };
> +
> + i2c@7 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <7>;
> + };
> +
> + /* 4, 6 not connected */
> + };
> +};
> +
> +&qspi {
> + status = "okay";
> + flash@0 {
> + compatible = "m25p80", "jedec,spi-nor"; /* n25q512a 128MiB */
> + #address-cells = <1>;
> + #size-cells = <1>;
> + reg = <0x0>;
> + };
> +};
> +
> +&rtc {
> + status = "okay";
> +};
> +
> +&psgtr {
> + status = "okay";
> + /* nc, sata, usb3, dp */
> + clocks = <&clock_8t49n287_5>, <&clock_8t49n287_2>, <&clock_8t49n287_3>;
> + clock-names = "ref1", "ref2", "ref3";
> +};
> +
> +&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>;
> + phy-names = "sata-phy";
> + phys = <&psgtr 3 PHY_TYPE_SATA 1 1>;
> +};
> +
> +/* SD1 with level shifter */
> +&sdhci1 {
> + status = "okay";
> + no-1-8-v;
> + xlnx,mio-bank = <1>;
> + disable-wp;
> +};
> +
> +&uart0 {
> + status = "okay";
> +};
> +
> +&uart1 {
> + status = "okay";
> +};
> +
> +/* ULPI SMSC USB3320 */
> +&usb0 {
> + status = "okay";
> + dr_mode = "host";
> +};
> +
> +&watchdog0 {
> + status = "okay";
> +};
>
As I said I applied this but also added revC to
Documentation/devicetree/bindings/arm/xilinx.yaml to be listed.
Thanks,
Michal
--
Michal Simek, Ing. (M.Eng), OpenPGP -> KeyID: FE3D1F91
w: www.monstr.eu p: +42-0-721842854
Maintainer of Linux kernel - Xilinx Microblaze
Maintainer of Linux kernel - Xilinx Zynq ARM and ZynqMP ARM64 SoCs
U-Boot custodian - Xilinx Microblaze/Zynq/ZynqMP/Versal SoCs
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