[PATCH v8 5/5] arm: dts: add new device nodes to NPCM750 device tree EVB

Joel Stanley joel at jms.id.au
Wed Oct 7 22:37:48 AEDT 2020


On Tue, 29 Sep 2020 at 13:18, Tomer Maimon <tmaimon77 at gmail.com> wrote:
>
> Add the following new device nodes to
> NPCM750 evolution board device tree:
>
>         - NPCM7xx Pin controller and GPIO
>         - NPCM7xx PWM and FAN.
>         - NPCM7xx EHCI USB.
>         - NPCM7xx KCS.
>         - NPCM Reset.
>         - NPCM Peripheral SPI.
>         - NPCM FIU SPI.
>         - NPCM HWRNG.
>         - NPCM I2C.
>         - STMicro STMMAC.
>
> Signed-off-by: Tomer Maimon <tmaimon77 at gmail.com>

Reviewed-by: Joel Stanley <joel at jms.id.au>

> ---
>  arch/arm/boot/dts/nuvoton-npcm750-evb.dts     | 367 +++++++++++++++++-
>  .../boot/dts/nuvoton-npcm750-pincfg-evb.dtsi  | 157 ++++++++
>  2 files changed, 523 insertions(+), 1 deletion(-)
>  create mode 100644 arch/arm/boot/dts/nuvoton-npcm750-pincfg-evb.dtsi
>
> diff --git a/arch/arm/boot/dts/nuvoton-npcm750-evb.dts b/arch/arm/boot/dts/nuvoton-npcm750-evb.dts
> index 15f744f1beea..9f13d08f5804 100644
> --- a/arch/arm/boot/dts/nuvoton-npcm750-evb.dts
> +++ b/arch/arm/boot/dts/nuvoton-npcm750-evb.dts
> @@ -4,24 +4,161 @@
>
>  /dts-v1/;
>  #include "nuvoton-npcm750.dtsi"
> +#include "dt-bindings/gpio/gpio.h"
> +#include "nuvoton-npcm750-pincfg-evb.dtsi"
>
>  / {
>         model = "Nuvoton npcm750 Development Board (Device Tree)";
>         compatible = "nuvoton,npcm750";
>
> +       aliases {
> +               ethernet2 = &gmac0;
> +               ethernet3 = &gmac1;
> +               serial0 = &serial0;
> +               serial1 = &serial1;
> +               serial2 = &serial2;
> +               serial3 = &serial3;
> +               i2c0 = &i2c0;
> +               i2c1 = &i2c1;
> +               i2c2 = &i2c2;
> +               i2c3 = &i2c3;
> +               i2c4 = &i2c4;
> +               i2c5 = &i2c5;
> +               i2c6 = &i2c6;
> +               i2c7 = &i2c7;
> +               i2c8 = &i2c8;
> +               i2c9 = &i2c9;
> +               i2c10 = &i2c10;
> +               i2c11 = &i2c11;
> +               i2c12 = &i2c12;
> +               i2c13 = &i2c13;
> +               i2c14 = &i2c14;
> +               i2c15 = &i2c15;
> +               spi0 = &spi0;
> +               spi1 = &spi1;
> +               fiu0 = &fiu0;
> +               fiu1 = &fiu3;
> +               fiu2 = &fiux;
> +       };
> +
>         chosen {
>                 stdout-path = &serial3;
>         };
>
>         memory {
> -               reg = <0 0x40000000>;
> +               device_type = "memory";
> +               reg = <0x0 0x20000000>;
> +       };
> +};
> +
> +&gmac0 {
> +       phy-mode = "rgmii-id";
> +       status = "okay";
> +};
> +
> +&gmac1 {
> +       phy-mode = "rgmii-id";
> +       status = "okay";
> +};
> +
> +&ehci1 {
> +       status = "okay";
> +};
> +
> +&fiu0 {
> +       status = "okay";
> +       spi-nor at 0 {
> +               compatible = "jedec,spi-nor";
> +               #address-cells = <1>;
> +               #size-cells = <1>;
> +               spi-rx-bus-width = <2>;
> +               reg = <0>;
> +               spi-max-frequency = <5000000>;
> +               partitions at 80000000 {
> +                       compatible = "fixed-partitions";
> +                       #address-cells = <1>;
> +                       #size-cells = <1>;
> +                       bbuboot1 at 0 {
> +                               label = "bb-uboot-1";
> +                               reg = <0x0000000 0x80000>;
> +                               read-only;
> +                               };
> +                       bbuboot2 at 80000 {
> +                               label = "bb-uboot-2";
> +                               reg = <0x0080000 0x80000>;
> +                               read-only;
> +                               };
> +                       envparam at 100000 {
> +                               label = "env-param";
> +                               reg = <0x0100000 0x40000>;
> +                               read-only;
> +                               };
> +                       spare at 140000 {
> +                               label = "spare";
> +                               reg = <0x0140000 0xC0000>;
> +                               };
> +                       kernel at 200000 {
> +                               label = "kernel";
> +                               reg = <0x0200000 0x400000>;
> +                               };
> +                       rootfs at 600000 {
> +                               label = "rootfs";
> +                               reg = <0x0600000 0x700000>;
> +                               };
> +                       spare1 at D00000 {
> +                               label = "spare1";
> +                               reg = <0x0D00000 0x200000>;
> +                               };
> +                       spare2 at 0F00000 {
> +                               label = "spare2";
> +                               reg = <0x0F00000 0x200000>;
> +                               };
> +                       spare3 at 1100000 {
> +                               label = "spare3";
> +                               reg = <0x1100000 0x200000>;
> +                               };
> +                       spare4 at 1300000 {
> +                               label = "spare4";
> +                               reg = <0x1300000 0x0>;
> +                       };
> +               };
> +       };
> +};
> +
> +&fiu3 {
> +       pinctrl-0 = <&spi3_pins>, <&spi3quad_pins>;
> +       status = "okay";
> +       spi-nor at 0 {
> +               compatible = "jedec,spi-nor";
> +               #address-cells = <1>;
> +               #size-cells = <1>;
> +               spi-rx-bus-width = <2>;
> +               reg = <0>;
> +               spi-max-frequency = <5000000>;
> +               partitions at A0000000 {
> +                       compatible = "fixed-partitions";
> +                       #address-cells = <1>;
> +                       #size-cells = <1>;
> +                       system1 at 0 {
> +                               label = "spi3-system1";
> +                               reg = <0x0 0x0>;
> +                       };
> +               };
>         };
>  };
>
> +&fiux {
> +       spix-mode;
> +};
> +
>  &watchdog1 {
>         status = "okay";
>  };
>
> +&rng {
> +       status = "okay";
> +};
> +
>  &serial0 {
>         status = "okay";
>  };
> @@ -37,3 +174,231 @@
>  &serial3 {
>         status = "okay";
>  };
> +
> +&adc {
> +       status = "okay";
> +};
> +
> +&lpc_kcs {
> +       kcs1: kcs1 at 0 {
> +               status = "okay";
> +       };
> +
> +       kcs2: kcs2 at 0 {
> +               status = "okay";
> +       };
> +
> +       kcs3: kcs3 at 0 {
> +               status = "okay";
> +       };
> +};
> +
> +/* lm75 on SVB */
> +&i2c0 {
> +       clock-frequency = <100000>;
> +       status = "okay";
> +       lm75 at 48 {
> +               compatible = "lm75";
> +               reg = <0x48>;
> +               status = "okay";
> +       };
> +};
> +
> +/* lm75 on EB */
> +&i2c1 {
> +       clock-frequency = <100000>;
> +       status = "okay";
> +       lm75 at 48 {
> +               compatible = "lm75";
> +               reg = <0x48>;
> +               status = "okay";
> +       };
> +};
> +
> +/* tmp100 on EB */
> +&i2c2 {
> +       clock-frequency = <100000>;
> +       status = "okay";
> +       tmp100 at 48 {
> +               compatible = "tmp100";
> +               reg = <0x48>;
> +               status = "okay";
> +       };
> +};
> +
> +&i2c3 {
> +       clock-frequency = <100000>;
> +       status = "okay";
> +};
> +
> +&i2c5 {
> +       clock-frequency = <100000>;
> +       status = "okay";
> +};
> +
> +/* tmp100 on SVB */
> +&i2c6 {
> +       clock-frequency = <100000>;
> +       status = "okay";
> +       tmp100 at 48 {
> +               compatible = "tmp100";
> +               reg = <0x48>;
> +               status = "okay";
> +       };
> +};
> +
> +&i2c7 {
> +       clock-frequency = <100000>;
> +       status = "okay";
> +};
> +
> +&i2c8 {
> +       clock-frequency = <100000>;
> +       status = "okay";
> +};
> +
> +&i2c9 {
> +       clock-frequency = <100000>;
> +       status = "okay";
> +};
> +
> +&i2c10 {
> +       clock-frequency = <100000>;
> +       status = "okay";
> +};
> +
> +&i2c11 {
> +       clock-frequency = <100000>;
> +       status = "okay";
> +};
> +
> +&i2c14 {
> +       clock-frequency = <100000>;
> +       status = "okay";
> +};
> +
> +&pwm_fan {
> +       status = "okay";
> +       fan at 0 {
> +               reg = <0x00>;
> +               fan-tach-ch = /bits/ 8 <0x00 0x01>;
> +               cooling-levels = <127 255>;
> +       };
> +       fan at 1 {
> +               reg = <0x01>;
> +               fan-tach-ch = /bits/ 8 <0x02 0x03>;
> +               cooling-levels = /bits/ 8 <127 255>;
> +       };
> +       fan at 2 {
> +               reg = <0x02>;
> +               fan-tach-ch = /bits/ 8 <0x04 0x05>;
> +               cooling-levels = /bits/ 8 <127 255>;
> +       };
> +       fan at 3 {
> +               reg = <0x03>;
> +               fan-tach-ch = /bits/ 8 <0x06 0x07>;
> +               cooling-levels = /bits/ 8 <127 255>;
> +       };
> +       fan at 4 {
> +               reg = <0x04>;
> +               fan-tach-ch = /bits/ 8 <0x08 0x09>;
> +               cooling-levels = /bits/ 8 <127 255>;
> +       };
> +       fan at 5 {
> +               reg = <0x05>;
> +               fan-tach-ch = /bits/ 8 <0x0A 0x0B>;
> +               cooling-levels = /bits/ 8 <127 255>;
> +       };
> +       fan at 6 {
> +               reg = <0x06>;
> +               fan-tach-ch = /bits/ 8 <0x0C 0x0D>;
> +               cooling-levels = /bits/ 8 <127 255>;
> +       };
> +       fan at 7 {
> +               reg = <0x07>;
> +               fan-tach-ch = /bits/ 8 <0x0E 0x0F>;
> +               cooling-levels = /bits/ 8 <127 255>;
> +       };
> +};
> +
> +&spi0 {
> +       cs-gpios = <&gpio6 11 GPIO_ACTIVE_LOW>;
> +       status = "okay";
> +       Flash at 0 {
> +               compatible = "winbond,w25q128",
> +               "jedec,spi-nor";
> +               reg = <0x0>;
> +               #address-cells = <1>;
> +               #size-cells = <1>;
> +               spi-max-frequency = <5000000>;
> +               partition at 0 {
> +                       label = "spi0_spare1";
> +                       reg = <0x0000000 0x800000>;
> +               };
> +               partition at 1 {
> +                       label = "spi0_spare2";
> +                       reg = <0x800000 0x0>;
> +               };
> +       };
> +};
> +
> +&spi1 {
> +       cs-gpios = <&gpio0 20 GPIO_ACTIVE_LOW>;
> +       status = "okay";
> +       Flash at 0 {
> +               compatible = "winbond,w25q128fw",
> +               "jedec,spi-nor";
> +               reg = <0x0>;
> +               #address-cells = <1>;
> +               #size-cells = <1>;
> +               spi-max-frequency = <5000000>;
> +               partition at 0 {
> +                       label = "spi1_spare1";
> +                       reg = <0x0000000 0x800000>;
> +               };
> +               partition at 1 {
> +                       label = "spi1_spare2";
> +                       reg = <0x800000 0x0>;
> +               };
> +       };
> +};
> +
> +&pinctrl {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <   &iox1_pins
> +                       &pin8_input
> +                       &pin9_output_high
> +                       &pin10_input
> +                       &pin11_output_high
> +                       &pin16_input
> +                       &pin24_output_high
> +                       &pin25_output_low
> +                       &pin32_output_high
> +                       &jtag2_pins
> +                       &pin61_output_high
> +                       &pin62_output_high
> +                       &pin63_output_high
> +                       &lpc_pins
> +                       &pin160_input
> +                       &pin162_input
> +                       &pin168_input
> +                       &pin169_input
> +                       &pin170_input
> +                       &pin187_output_high
> +                       &pin190_input
> +                       &pin191_output_high
> +                       &pin192_output_high
> +                       &pin197_output_low
> +                       &ddc_pins
> +                       &pin218_input
> +                       &pin219_output_low
> +                       &pin220_output_low
> +                       &pin221_output_high
> +                       &pin222_input
> +                       &pin223_output_low
> +                       &spix_pins
> +                       &pin228_output_low
> +                       &pin231_output_high
> +                       &pin255_input>;
> +};
> +
> diff --git a/arch/arm/boot/dts/nuvoton-npcm750-pincfg-evb.dtsi b/arch/arm/boot/dts/nuvoton-npcm750-pincfg-evb.dtsi
> new file mode 100644
> index 000000000000..3b3806274adf
> --- /dev/null
> +++ b/arch/arm/boot/dts/nuvoton-npcm750-pincfg-evb.dtsi
> @@ -0,0 +1,157 @@
> +// SPDX-License-Identifier: GPL-2.0
> +// Copyright (c) 2018 Nuvoton Technology
> +
> +/ {
> +       pinctrl: pinctrl at f0800000 {
> +               pin8_input: pin8-input {
> +                       pins = "GPIO8/LKGPO1";
> +                       bias-disable;
> +                       input-enable;
> +               };
> +               pin9_output_high: pin9-output-high {
> +                       pins = "GPIO9/LKGPO2";
> +                       bias-disable;
> +                       output-high;
> +               };
> +               pin10_input: pin10-input {
> +                       pins = "GPIO10/IOXHLD";
> +                       bias-disable;
> +                       input-enable;
> +               };
> +               pin11_output_high: pin11-output-high {
> +                       pins = "GPIO11/IOXHCK";
> +                       bias-disable;
> +                       output-high;
> +               };
> +               pin16_input: pin16-input {
> +                       pins = "GPIO16/LKGPO0";
> +                       bias-disable;
> +                       input-enable;
> +               };
> +               pin24_output_high: pin24-output-high {
> +                       pins = "GPIO24/IOXHDO";
> +                       bias-disable;
> +                       output-high;
> +               };
> +               pin25_output_low: pin25-output-low {
> +                       pins = "GPIO25/IOXHDI";
> +                       bias-disable;
> +                       output-low;
> +               };
> +               pin32_output_high: pin32-output-high {
> +                       pins = "GPIO32/nSPI0CS1";
> +                       bias-disable;
> +                       output-high;
> +               };
> +               pin61_output_high: pin61-output-high {
> +                       pins = "GPO61/nDTR1_BOUT1/STRAP6";
> +                       bias-disable;
> +                       output-high;
> +               };
> +               pin62_output_high: pin62-output-high {
> +                       pins = "GPO62/nRTST1/STRAP5";
> +                       bias-disable;
> +                       output-high;
> +               };
> +               pin63_output_high: pin63-output-high {
> +                       pins = "GPO63/TXD1/STRAP4";
> +                       bias-disable;
> +                       output-high;
> +               };
> +               pin160_input: pin160-input {
> +                       pins = "GPIO160/CLKOUT/RNGOSCOUT";
> +                       bias-disable;
> +                       input-enable;
> +               };
> +               pin162_input: pin162-input {
> +                       pins = "GPIO162/SERIRQ";
> +                       bias-disable;
> +                       input-enable;
> +               };
> +               pin168_input: pin168-input {
> +                       pins = "GPIO168/nCLKRUN/nESPIALERT";
> +                       bias-disable;
> +                       input-enable;
> +               };
> +               pin169_input: pin169-input {
> +                       pins = "GPIO169/nSCIPME";
> +                       bias-disable;
> +                       input-enable;
> +               };
> +               pin170_input: pin170-input {
> +                       pins = "GPIO170/nSMI";
> +                       bias-disable;
> +                       input-enable;
> +               };
> +               pin187_output_high: pin187-output-high {
> +                       pins = "GPIO187/nSPI3CS1";
> +                       bias-disable;
> +                       output-high;
> +               };
> +               pin190_input: pin190-input {
> +                       pins = "GPIO190/nPRD_SMI";
> +                       bias-disable;
> +                       input-enable;
> +               };
> +               pin191_output_high: pin191-output-high {
> +                       pins = "GPIO191";
> +                       bias-disable;
> +                       output-high;
> +               };
> +               pin192_output_high: pin192-output-high {
> +                       pins = "GPIO192";
> +                       bias-disable;
> +                       output-high;
> +               };
> +               pin197_output_low: pin197-output-low {
> +                       pins = "GPIO197/SMB0DEN";
> +                       bias-disable;
> +                       output-low;
> +               };
> +               pin218_input: pin218-input {
> +                       pins = "GPIO218/nWDO1";
> +                       bias-disable;
> +                       input-enable;
> +               };
> +               pin219_output_low: pin219-output-low {
> +                       pins = "GPIO219/nWDO2";
> +                       bias-disable;
> +                       output-low;
> +               };
> +               pin220_output_low: pin220-output-low {
> +                       pins = "GPIO220/SMB12SCL";
> +                       bias-disable;
> +                       output-low;
> +               };
> +               pin221_output_high: pin221-output-high {
> +                       pins = "GPIO221/SMB12SDA";
> +                       bias-disable;
> +                       output-high;
> +               };
> +               pin222_input: pin222-input {
> +                       pins = "GPIO222/SMB13SCL";
> +                       bias-disable;
> +                       input-enable;
> +               };
> +               pin223_output_low: pin223-output-low {
> +                       pins = "GPIO223/SMB13SDA";
> +                       bias-disable;
> +                       output-low;
> +               };
> +               pin228_output_low: pin228-output-low {
> +                       pins = "GPIO228/nSPIXCS1";
> +                       bias-disable;
> +                       output-low;
> +               };
> +               pin231_output_high: pin231-output-high {
> +                       pins = "GPIO230/SPIXD3";
> +                       bias-disable;
> +                       output-high;
> +               };
> +               pin255_input: pin255-input {
> +                       pins = "GPI255/DACOSEL";
> +                       bias-disable;
> +                       input-enable;
> +               };
> +       };
> +};
> --
> 2.22.0
>


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