[U-Boot] [PATCH v2 08/14] arm: dts: Add dts for Stratix10 SoC

[Dinh Nguyen]

On Thu, Oct 5, 2017 at 8:07 AM,  <chin.liang.see at intel.com> wrote:
> From: Chin Liang See <chin.liang.see at intel.com>
>
> Device tree for Stratix10 SoC
>
> Signed-off-by: Chin Liang See <chin.liang.see at intel.com>
> ---
>  arch/arm/dts/Makefile                    |   3 +-
>  arch/arm/dts/socfpga_stratix10_socdk.dts | 180 +++++++++++++++++++++++++++++++
>  2 files changed, 182 insertions(+), 1 deletion(-)
>  create mode 100644 arch/arm/dts/socfpga_stratix10_socdk.dts

Shouldn't you have a dtsi base file for the SOC, and then subsequent
boards would be the dts?

>
> diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
> index 7c062f0..f66b9c9 100644
> --- a/arch/arm/dts/Makefile
> +++ b/arch/arm/dts/Makefile
> @@ -171,7 +171,8 @@ dtb-$(CONFIG_ARCH_SOCFPGA) +=                               \
>         socfpga_cyclone5_sockit.dtb                     \
>         socfpga_cyclone5_socrates.dtb                   \
>         socfpga_cyclone5_sr1500.dtb                     \
> -       socfpga_cyclone5_vining_fpga.dtb
> +       socfpga_cyclone5_vining_fpga.dtb                \
> +       socfpga_stratix10_socdk.dtb
>
>  dtb-$(CONFIG_TARGET_DRA7XX_EVM) += dra72-evm.dtb dra7-evm.dtb  \
>         dra72-evm-revc.dtb dra71-evm.dtb dra76-evm.dtb
> diff --git a/arch/arm/dts/socfpga_stratix10_socdk.dts b/arch/arm/dts/socfpga_stratix10_socdk.dts
> new file mode 100644
> index 0000000..26b407f
> --- /dev/null
> +++ b/arch/arm/dts/socfpga_stratix10_socdk.dts
> @@ -0,0 +1,180 @@
> +/*
> + * Copyright (C) 2016-2017 Intel Corporation <www.intel.com>
> + *
> + * SPDX-License-Identifier:    GPL-2.0
> + */
> +
> +/dts-v1/;
> +#include "skeleton.dtsi"
> +#include <dt-bindings/reset/altr,rst-mgr-s10.h>
> +
> +/ {
> +       model = "Intel SOCFPGA Stratix 10 SoC Development Kit";
> +       compatible = "altr,socfpga-stratix10", "altr,socfpga";
> +
> +       #address-cells = <1>;
> +       #size-cells = <1>;
> +
> +       chosen {
> +               bootargs = "console=ttyS0,115200";
> +       };
> +
> +       aliases {
> +               ethernet0 = &gmac0;
> +               spi0 = &qspi;
> +       };
> +
> +       memory {
> +               name = "memory";
> +               device_type = "memory";
> +               reg = <0x0 0x80000000>; /* 2GB */
> +       };
> +
> +       regulator_3_3v: 3-3-v-regulator {
> +               compatible = "regulator-fixed";
> +               regulator-name = "3.3V";
> +               regulator-min-microvolt = <3300000>;
> +               regulator-max-microvolt = <3300000>;
> +       };
> +
> +       cpus {
> +               #address-cells = <1>;
> +               #size-cells = <0>;
> +
> +               cpu at 0 {
> +                       compatible = "arm,cortex-a53", "arm,armv8";
> +                       device_type = "cpu";
> +                       enable-method = "psci";
> +                       reg = <0x0>;
> +               };
> +
> +               cpu at 1 {
> +                       compatible = "arm,cortex-a53", "arm,armv8";
> +                       device_type = "cpu";
> +                       enable-method = "psci";
> +                       reg = <0x1>;
> +               };
> +
> +               cpu at 2 {
> +                       compatible = "arm,cortex-a53", "arm,armv8";
> +                       device_type = "cpu";
> +                       enable-method = "psci";
> +                       reg = <0x2>;
> +               };
> +
> +               cpu at 3 {
> +                       compatible = "arm,cortex-a53", "arm,armv8";
> +                       device_type = "cpu";
> +                       enable-method = "psci";
> +                       reg = <0x3>;
> +               };
> +       };
> +
> +       soc {
> +               #address-cells = <1>;
> +               #size-cells = <1>;
> +               compatible = "simple-bus";
> +               device_type = "soc";
> +               ranges;
> +               u-boot,dm-pre-reloc;
> +
> +               rst: rstmgr at ffd11000 {
> +                       #reset-cells = <1>;
> +                       compatible = "altr,rst-mgr";
> +                       reg = <0xffd11000 0x100>;
> +                       altr,modrst-offset = <0x20>;
> +               };
> +
> +               mdio {
> +                       phy0: ethernet-phy at 0 {
> +                               txd0-skew-ps = <0>; /* -420ps */
> +                               txd1-skew-ps = <0>; /* -420ps */
> +                               txd2-skew-ps = <0>; /* -420ps */
> +                               txd3-skew-ps = <0>; /* -420ps */
> +                               rxd0-skew-ps = <420>; /* 0ps */
> +                               rxd1-skew-ps = <420>; /* 0ps */
> +                               rxd2-skew-ps = <420>; /* 0ps */
> +                               rxd3-skew-ps = <420>; /* 0ps */
> +                               txen-skew-ps = <0>; /* -420ps */
> +                               txc-skew-ps = <1860>; /* 960ps */
> +                               rxdv-skew-ps = <420>; /* 0ps */
> +                               rxc-skew-ps = <1680>; /* 780ps */
> +                       };
> +               };
> +
> +               gmac0: ethernet at ff800000 {
> +                       compatible = "altr,socfpga-stmmac", "snps,dwmac-3.74a", "snps,dwmac";
> +                       reg = <0xff800000 0x2000>;
> +                       interrupts = <0 90 4>;
> +                       interrupt-names = "macirq";
> +                       mac-address = [00 00 00 00 00 00];
> +                       resets = <&rst EMAC0_RESET>;
> +                       reset-names = "stmmaceth";
> +                       phy-mode = "rgmii";
> +                       phy-addr = <0xffffffff>; /* probe for phy addr */

I don't a usage for 'phy-addr' in the code anymore.

Dinh