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Message-ID: <CACPK8XeAUe0iWHv4tAjobxrwjx=LRawmtW4u=q9nFgbjc1c+cg@mail.gmail.com>
Date: Mon, 28 Sep 2020 06:37:55 +0000
From: Joel Stanley <joel@....id.au>
To: Tomer Maimon <tmaimon77@...il.com>
Cc: Rob Herring <robh+dt@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Avi Fishman <avifishman70@...il.com>,
Tali Perry <tali.perry1@...il.com>,
Patrick Venture <venture@...gle.com>,
Nancy Yuen <yuenn@...gle.com>,
Benjamin Fair <benjaminfair@...gle.com>,
devicetree <devicetree@...r.kernel.org>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
OpenBMC Maillist <openbmc@...ts.ozlabs.org>
Subject: Re: [PATCH v7 4/5] arm: dts: add new device nodes to NPCM7XX device tree
On Wed, 23 Sep 2020 at 16:48, Tomer Maimon <tmaimon77@...il.com> wrote:
>
> Add the following new device nodes to NPCM7XX:
>
> - 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@...il.com>
Reviewed-by: Joel Stanley <joel@....id.au>
> ---
> arch/arm/boot/dts/nuvoton-common-npcm7xx.dtsi | 382 +++++++++++++++++-
> arch/arm/boot/dts/nuvoton-npcm750.dtsi | 18 +
> 2 files changed, 394 insertions(+), 6 deletions(-)
>
> diff --git a/arch/arm/boot/dts/nuvoton-common-npcm7xx.dtsi b/arch/arm/boot/dts/nuvoton-common-npcm7xx.dtsi
> index 5df77a617e77..4a69a9f31668 100644
> --- a/arch/arm/boot/dts/nuvoton-common-npcm7xx.dtsi
> +++ b/arch/arm/boot/dts/nuvoton-common-npcm7xx.dtsi
> @@ -4,6 +4,7 @@
>
> #include <dt-bindings/interrupt-controller/arm-gic.h>
> #include <dt-bindings/clock/nuvoton,npcm7xx-clock.h>
> +#include <dt-bindings/reset/nuvoton,npcm7xx-reset.h>
>
> / {
> #address-cells = <1>;
> @@ -64,12 +65,6 @@
> interrupt-parent = <&gic>;
> ranges = <0x0 0xf0000000 0x00900000>;
>
> - gcr: gcr@...000 {
> - compatible = "nuvoton,npcm750-gcr", "syscon",
> - "simple-mfd";
> - reg = <0x800000 0x1000>;
> - };
> -
> scu: scu@...000 {
> compatible = "arm,cortex-a9-scu";
> reg = <0x3fe000 0x1000>;
> @@ -92,6 +87,16 @@
> reg = <0x3ff000 0x1000>,
> <0x3fe100 0x100>;
> };
> +
> + gcr: gcr@...000 {
> + compatible = "nuvoton,npcm750-gcr", "syscon", "simple-mfd";
> + reg = <0x800000 0x1000>;
> + };
> +
> + rst: rst@...000 {
> + compatible = "nuvoton,npcm750-rst", "syscon", "simple-mfd";
> + reg = <0x801000 0x6C>;
> + };
> };
>
> ahb {
> @@ -101,6 +106,12 @@
> interrupt-parent = <&gic>;
> ranges;
>
> + rstc: rstc@...01000 {
> + compatible = "nuvoton,npcm750-reset";
> + reg = <0xf0801000 0x70>;
> + #reset-cells = <2>;
> + };
> +
> clk: clock-controller@...01000 {
> compatible = "nuvoton,npcm750-clk", "syscon";
> #clock-cells = <1>;
> @@ -110,6 +121,63 @@
> clocks = <&clk_refclk>, <&clk_sysbypck>, <&clk_mcbypck>;
> };
>
> + gmac0: eth@...02000 {
> + device_type = "network";
> + compatible = "snps,dwmac";
> + reg = <0xf0802000 0x2000>;
> + interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
> + interrupt-names = "macirq";
> + ethernet = <0>;
> + clocks = <&clk_rg1refck>, <&clk NPCM7XX_CLK_AHB>;
> + clock-names = "stmmaceth", "clk_gmac";
> + pinctrl-names = "default";
> + pinctrl-0 = <&rg1_pins
> + &rg1mdio_pins>;
> + status = "disabled";
> + };
> +
> + ehci1: usb@...06000 {
> + compatible = "nuvoton,npcm750-ehci";
> + reg = <0xf0806000 0x1000>;
> + interrupts = <GIC_SPI 61 IRQ_TYPE_LEVEL_HIGH>;
> + status = "disabled";
> + };
> +
> + fiu0: spi@...00000 {
> + compatible = "nuvoton,npcm750-fiu";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <0xfb000000 0x1000>;
> + reg-names = "control", "memory";
> + clocks = <&clk NPCM7XX_CLK_SPI0>;
> + clock-names = "clk_spi0";
> + status = "disabled";
> + };
> +
> + fiu3: spi@...00000 {
> + compatible = "nuvoton,npcm750-fiu";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <0xc0000000 0x1000>;
> + reg-names = "control", "memory";
> + clocks = <&clk NPCM7XX_CLK_SPI3>;
> + clock-names = "clk_spi3";
> + pinctrl-names = "default";
> + pinctrl-0 = <&spi3_pins>;
> + status = "disabled";
> + };
> +
> + fiux: spi@...01000 {
> + compatible = "nuvoton,npcm750-fiu";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <0xfb001000 0x1000>;
> + reg-names = "control", "memory";
> + clocks = <&clk NPCM7XX_CLK_SPIX>;
> + clock-names = "clk_spix";
> + status = "disabled";
> + };
> +
> apb {
> #address-cells = <1>;
> #size-cells = <1>;
> @@ -117,6 +185,68 @@
> interrupt-parent = <&gic>;
> ranges = <0x0 0xf0000000 0x00300000>;
>
> + lpc_kcs: lpc_kcs@...0 {
> + compatible = "nuvoton,npcm750-lpc-kcs", "simple-mfd", "syscon";
> + reg = <0x7000 0x40>;
> + reg-io-width = <1>;
> +
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges = <0x0 0x7000 0x40>;
> +
> + kcs1: kcs1@0 {
> + compatible = "nuvoton,npcm750-kcs-bmc";
> + reg = <0x0 0x40>;
> + interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
> + kcs_chan = <1>;
> + status = "disabled";
> + };
> +
> + kcs2: kcs2@0 {
> + compatible = "nuvoton,npcm750-kcs-bmc";
> + reg = <0x0 0x40>;
> + interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
> + kcs_chan = <2>;
> + status = "disabled";
> + };
> +
> + kcs3: kcs3@0 {
> + compatible = "nuvoton,npcm750-kcs-bmc";
> + reg = <0x0 0x40>;
> + interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
> + kcs_chan = <3>;
> + status = "disabled";
> + };
> + };
> +
> + spi0: spi@...000 {
> + compatible = "nuvoton,npcm750-pspi";
> + reg = <0x200000 0x1000>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pspi1_pins>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&clk NPCM7XX_CLK_APB5>;
> + clock-names = "clk_apb5";
> + resets = <&rstc NPCM7XX_RESET_IPSRST2 NPCM7XX_RESET_PSPI1>;
> + status = "disabled";
> + };
> +
> + spi1: spi@...000 {
> + compatible = "nuvoton,npcm750-pspi";
> + reg = <0x201000 0x1000>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pspi2_pins>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + interrupts = <GIC_SPI 28 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&clk NPCM7XX_CLK_APB5>;
> + clock-names = "clk_apb5";
> + resets = <&rstc NPCM7XX_RESET_IPSRST2 NPCM7XX_RESET_PSPI2>;
> + status = "disabled";
> + };
> +
> timer0: timer@...0 {
> compatible = "nuvoton,npcm750-timer";
> interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
> @@ -183,6 +313,246 @@
> reg-shift = <2>;
> status = "disabled";
> };
> +
> + rng: rng@...0 {
> + compatible = "nuvoton,npcm750-rng";
> + reg = <0xb000 0x8>;
> + status = "disabled";
> + };
> +
> + adc: adc@...0 {
> + compatible = "nuvoton,npcm750-adc";
> + reg = <0xc000 0x8>;
> + interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&clk NPCM7XX_CLK_ADC>;
> + resets = <&rstc NPCM7XX_RESET_IPSRST1 NPCM7XX_RESET_ADC>;
> + status = "disabled";
> + };
> +
> + pwm_fan: pwm-fan-controller@...000 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + compatible = "nuvoton,npcm750-pwm-fan";
> + reg = <0x103000 0x2000>, <0x180000 0x8000>;
> + reg-names = "pwm", "fan";
> + clocks = <&clk NPCM7XX_CLK_APB3>,
> + <&clk NPCM7XX_CLK_APB4>;
> + clock-names = "pwm","fan";
> + interrupts = <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 99 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 101 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 102 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pwm0_pins &pwm1_pins
> + &pwm2_pins &pwm3_pins
> + &pwm4_pins &pwm5_pins
> + &pwm6_pins &pwm7_pins
> + &fanin0_pins &fanin1_pins
> + &fanin2_pins &fanin3_pins
> + &fanin4_pins &fanin5_pins
> + &fanin6_pins &fanin7_pins
> + &fanin8_pins &fanin9_pins
> + &fanin10_pins &fanin11_pins
> + &fanin12_pins &fanin13_pins
> + &fanin14_pins &fanin15_pins>;
> + status = "disabled";
> + };
> +
> + i2c0: i2c@...00 {
> + reg = <0x80000 0x1000>;
> + compatible = "nuvoton,npcm750-i2c";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clocks = <&clk NPCM7XX_CLK_APB2>;
> + interrupts = <GIC_SPI 64 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&smb0_pins>;
> + status = "disabled";
> + };
> +
> + i2c1: i2c@...00 {
> + reg = <0x81000 0x1000>;
> + compatible = "nuvoton,npcm750-i2c";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clocks = <&clk NPCM7XX_CLK_APB2>;
> + interrupts = <GIC_SPI 65 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&smb1_pins>;
> + status = "disabled";
> + };
> +
> + i2c2: i2c@...00 {
> + reg = <0x82000 0x1000>;
> + compatible = "nuvoton,npcm750-i2c";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clocks = <&clk NPCM7XX_CLK_APB2>;
> + interrupts = <GIC_SPI 66 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&smb2_pins>;
> + status = "disabled";
> + };
> +
> + i2c3: i2c@...00 {
> + reg = <0x83000 0x1000>;
> + compatible = "nuvoton,npcm750-i2c";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clocks = <&clk NPCM7XX_CLK_APB2>;
> + interrupts = <GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&smb3_pins>;
> + status = "disabled";
> + };
> +
> + i2c4: i2c@...00 {
> + reg = <0x84000 0x1000>;
> + compatible = "nuvoton,npcm750-i2c";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clocks = <&clk NPCM7XX_CLK_APB2>;
> + interrupts = <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&smb4_pins>;
> + status = "disabled";
> + };
> +
> + i2c5: i2c@...00 {
> + reg = <0x85000 0x1000>;
> + compatible = "nuvoton,npcm750-i2c";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clocks = <&clk NPCM7XX_CLK_APB2>;
> + interrupts = <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&smb5_pins>;
> + status = "disabled";
> + };
> +
> + i2c6: i2c@...00 {
> + reg = <0x86000 0x1000>;
> + compatible = "nuvoton,npcm750-i2c";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clocks = <&clk NPCM7XX_CLK_APB2>;
> + interrupts = <GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&smb6_pins>;
> + status = "disabled";
> + };
> +
> + i2c7: i2c@...00 {
> + reg = <0x87000 0x1000>;
> + compatible = "nuvoton,npcm750-i2c";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clocks = <&clk NPCM7XX_CLK_APB2>;
> + interrupts = <GIC_SPI 71 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&smb7_pins>;
> + status = "disabled";
> + };
> +
> + i2c8: i2c@...00 {
> + reg = <0x88000 0x1000>;
> + compatible = "nuvoton,npcm750-i2c";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clocks = <&clk NPCM7XX_CLK_APB2>;
> + interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&smb8_pins>;
> + status = "disabled";
> + };
> +
> + i2c9: i2c@...00 {
> + reg = <0x89000 0x1000>;
> + compatible = "nuvoton,npcm750-i2c";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clocks = <&clk NPCM7XX_CLK_APB2>;
> + interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&smb9_pins>;
> + status = "disabled";
> + };
> +
> + i2c10: i2c@...00 {
> + reg = <0x8a000 0x1000>;
> + compatible = "nuvoton,npcm750-i2c";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clocks = <&clk NPCM7XX_CLK_APB2>;
> + interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&smb10_pins>;
> + status = "disabled";
> + };
> +
> + i2c11: i2c@...00 {
> + reg = <0x8b000 0x1000>;
> + compatible = "nuvoton,npcm750-i2c";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clocks = <&clk NPCM7XX_CLK_APB2>;
> + interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&smb11_pins>;
> + status = "disabled";
> + };
> +
> + i2c12: i2c@...00 {
> + reg = <0x8c000 0x1000>;
> + compatible = "nuvoton,npcm750-i2c";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clocks = <&clk NPCM7XX_CLK_APB2>;
> + interrupts = <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&smb12_pins>;
> + status = "disabled";
> + };
> +
> + i2c13: i2c@...00 {
> + reg = <0x8d000 0x1000>;
> + compatible = "nuvoton,npcm750-i2c";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clocks = <&clk NPCM7XX_CLK_APB2>;
> + interrupts = <GIC_SPI 77 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&smb13_pins>;
> + status = "disabled";
> + };
> +
> + i2c14: i2c@...00 {
> + reg = <0x8e000 0x1000>;
> + compatible = "nuvoton,npcm750-i2c";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clocks = <&clk NPCM7XX_CLK_APB2>;
> + interrupts = <GIC_SPI 78 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&smb14_pins>;
> + status = "disabled";
> + };
> +
> + i2c15: i2c@...00 {
> + reg = <0x8f000 0x1000>;
> + compatible = "nuvoton,npcm750-i2c";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clocks = <&clk NPCM7XX_CLK_APB2>;
> + interrupts = <GIC_SPI 79 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&smb15_pins>;
> + status = "disabled";
> + };
> };
> };
>
> diff --git a/arch/arm/boot/dts/nuvoton-npcm750.dtsi b/arch/arm/boot/dts/nuvoton-npcm750.dtsi
> index a37bb2294b8f..13eee0fe5642 100644
> --- a/arch/arm/boot/dts/nuvoton-npcm750.dtsi
> +++ b/arch/arm/boot/dts/nuvoton-npcm750.dtsi
> @@ -32,6 +32,7 @@
> next-level-cache = <&l2>;
> };
> };
> +
> soc {
> timer@...600 {
> compatible = "arm,cortex-a9-twd-timer";
> @@ -41,4 +42,21 @@
> clocks = <&clk NPCM7XX_CLK_AHB>;
> };
> };
> +
> + ahb {
> + gmac1: eth@...04000 {
> + device_type = "network";
> + compatible = "snps,dwmac";
> + reg = <0xf0804000 0x2000>;
> + interrupts = <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>;
> + interrupt-names = "macirq";
> + ethernet = <1>;
> + clocks = <&clk_rg2refck>, <&clk NPCM7XX_CLK_AHB>;
> + clock-names = "stmmaceth", "clk_gmac";
> + pinctrl-names = "default";
> + pinctrl-0 = <&rg2_pins
> + &rg2mdio_pins>;
> + status = "disabled";
> + };
> + };
> };
> --
> 2.22.0
>
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