[PATCH V3] arm64: amd-seattle: Adding device tree for AMD Seattle platform

Suravee Suthikulpanit Suravee.Suthikulpanit at amd.com
Mon Nov 10 17:24:39 PST 2014


Ping.

Are there any other concerns about this patch?

Thanks,

Suravee

On 10/28/14 20:36, suravee.suthikulpanit at amd.com wrote:
> From: Suravee Suthikulpanit <Suravee.Suthikulpanit at amd.com>
>
> Initial revision of device tree for AMD Seattle platform
>
> Cc: Mark Rutland <mark.rutland at arm.com>
> Cc: Will Deacon <will.deacon at arm.com>
> Cc: Catalin Marinas <catalin.marinas at arm.com>
> Signed-off-by: Suravee Suthikulpanit <Suravee.Suthikulpanit at amd.com>
> Signed-off-by: Thomas Lendacky <Thomas.Lendacky at amd.com>
> Signed-off-by: Joel Schopp <Joel.Schopp at amd.com>
> ---
> Change in V3:
> 	* Change sata compatible-id to "snps,dwc-ahci"
>
>   arch/arm64/Kconfig                          |   5 +
>   arch/arm64/boot/dts/Makefile                |   1 +
>   arch/arm64/boot/dts/amd-seattle-periph.dtsi | 164 ++++++++++++++++++++++++++++
>   arch/arm64/boot/dts/amd-seattle.dts         | 122 +++++++++++++++++++++
>   4 files changed, 292 insertions(+)
>   create mode 100644 arch/arm64/boot/dts/amd-seattle-periph.dtsi
>   create mode 100644 arch/arm64/boot/dts/amd-seattle.dts
>
> diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
> index ef8b4f2..83fa301 100644
> --- a/arch/arm64/Kconfig
> +++ b/arch/arm64/Kconfig
> @@ -143,6 +143,11 @@ source "kernel/Kconfig.freezer"
>
>   menu "Platform selection"
>
> +config ARCH_SEATTLE
> +	bool "AMD Seattle SoC Family"
> +	help
> +	  This enables support for AMD Seattle SOC Family
> +
>   config ARCH_THUNDER
>   	bool "Cavium Inc. Thunder SoC Family"
>   	help
> diff --git a/arch/arm64/boot/dts/Makefile b/arch/arm64/boot/dts/Makefile
> index f8001a6..604af09 100644
> --- a/arch/arm64/boot/dts/Makefile
> +++ b/arch/arm64/boot/dts/Makefile
> @@ -1,3 +1,4 @@
> +dtb-$(CONFIG_ARCH_SEATTLE) += amd-seattle.dtb
>   dtb-$(CONFIG_ARCH_THUNDER) += thunder-88xx.dtb
>   dtb-$(CONFIG_ARCH_VEXPRESS) += rtsm_ve-aemv8a.dtb foundation-v8.dtb
>   dtb-$(CONFIG_ARCH_XGENE) += apm-mustang.dtb
> diff --git a/arch/arm64/boot/dts/amd-seattle-periph.dtsi b/arch/arm64/boot/dts/amd-seattle-periph.dtsi
> new file mode 100644
> index 0000000..5a093a3
> --- /dev/null
> +++ b/arch/arm64/boot/dts/amd-seattle-periph.dtsi
> @@ -0,0 +1,164 @@
> +/*
> + * DTS file for AMD Seattle Peripheral
> + *
> + * Copyright (C) 2014 Advanced Micro Devices, Inc.
> + */
> +
> +motherboard {
> +	compatible = "simple-bus";
> +	#address-cells = <2>;
> +	#size-cells = <2>;
> +	ranges;
> +
> +	adl3clk_100mhz: clk100mhz_0 {
> +		compatible = "fixed-clock";
> +		#clock-cells = <0>;
> +		clock-frequency = <100000000>;
> +		clock-output-names = "adl3clk_100mhz";
> +	};
> +
> +	ccpclk_375mhz: clk375mhz {
> +		compatible = "fixed-clock";
> +		#clock-cells = <0>;
> +		clock-frequency = <375000000>;
> +		clock-output-names = "ccpclk_375mhz";
> +	};
> +
> +	sataclk_333mhz: clk333mhz {
> +		compatible = "fixed-clock";
> +		#clock-cells = <0>;
> +		clock-frequency = <333000000>;
> +		clock-output-names = "sataclk_333mhz";
> +	};
> +
> +	pcieclk_500mhz: clk500mhz_0 {
> +		compatible = "fixed-clock";
> +		#clock-cells = <0>;
> +		clock-frequency = <500000000>;
> +		clock-output-names = "pcieclk_500mhz";
> +	};
> +
> +	dmaclk_500mhz: clk500mhz_1 {
> +		compatible = "fixed-clock";
> +		#clock-cells = <0>;
> +		clock-frequency = <500000000>;
> +		clock-output-names = "dmaclk_500mhz";
> +	};
> +
> +	miscclk_250mhz: clk250mhz_4 {
> +		compatible = "fixed-clock";
> +		#clock-cells = <0>;
> +		clock-frequency = <250000000>;
> +		clock-output-names = "miscclk_250mhz";
> +	};
> +
> +	uartspiclk_100mhz: clk100mhz_1 {
> +		compatible = "fixed-clock";
> +		#clock-cells = <0>;
> +		clock-frequency = <100000000>;
> +		clock-output-names = "uartspiclk_100mhz";
> +	};
> +
> +	dma0: dma at 0500000 {
> +		compatible = "arm,pl330", "arm,primecell";
> +		reg = <0 0x0500000 0 0x1000>;
> +		interrupts =
> +			<0 368 4>,
> +			<0 369 4>,
> +			<0 370 4>,
> +			<0 371 4>,
> +			<0 372 4>,
> +			<0 373 4>,
> +			<0 374 4>,
> +			<0 375 4>;
> +		clocks = <&dmaclk_500mhz>;
> +		clock-names = "apb_pclk";
> +		#dma-cells = <1>;
> +	};
> +
> +	sata0: sata at 00300000 {
> +		compatible = "snps,dwc-ahci";
> +		reg = <0 0x300000 0 0x800>;
> +		interrupts = <0 355 4>;
> +		clocks = <&sataclk_333mhz>;
> +		clock-names = "apb_pclk";
> +		dma-coherent;
> +	};
> +
> +	i2c at 1000000 {
> +		compatible = "snps,designware-i2c";
> +		reg = <0 0x01000000 0 0x1000>;
> +		interrupts = <0 357 4>;
> +		clocks = <&uartspiclk_100mhz>;
> +		clock-names = "apb_pclk";
> +	};
> +
> +	serial0: serial at 1010000 {
> +		compatible = "arm,pl011", "arm,primecell";
> +		reg = <0 0x1010000 0 0x1000>;
> +		interrupts = <0 328 4>;
> +		clocks = <&uartspiclk_100mhz>, <&uartspiclk_100mhz>;
> +		clock-names = "uartclk", "apb_pclk";
> +	};
> +
> +	ssp at 1020000 {
> +		compatible = "arm,pl022", "arm,primecell";
> +		#gpio-cells = <2>;
> +		reg = <0 0x1020000 0 0x1000>;
> +		spi-controller;
> +		interrupts = <0 330 4>;
> +		clocks = <&uartspiclk_100mhz>;
> +		clock-names = "apb_pclk";
> +	};
> +
> +	ssp at 1030000 {
> +		compatible = "arm,pl022", "arm,primecell";
> +		#gpio-cells = <2>;
> +		reg = <0 0x1030000 0 0x1000>;
> +		spi-controller;
> +		interrupts = <0 329 4>;
> +		clocks = <&uartspiclk_100mhz>;
> +		clock-names = "apb_pclk";
> +		num-cs = <1>;
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		sdcard at 0 {
> +			compatible = "mmc-spi-slot";
> +			reg = <0>;
> +			spi-max-frequency = <20000000>;
> +			pl022,hierarchy = <0>;
> +			pl022,interface = <0>;
> +			pl022,com-mode = <0x0>;
> +			pl022,rx-level-trig = <0>;
> +			pl022,tx-level-trig = <0>;
> +		};
> +	};
> +
> +	gpio0: gpio at 1040000 {
> +		compatible = "arm,pl061", "arm,primecell";
> +		#gpio-cells = <2>;
> +		reg = <0 0x1040000 0 0x1000>;
> +		gpio-controller;
> +		interrupts = <0 359 4>;
> +		clocks = <&uartspiclk_100mhz>;
> +		clock-names = "apb_pclk";
> +	};
> +
> +	gpio1: gpio at 1050000 {
> +		compatible = "arm,pl061", "arm,primecell";
> +		#gpio-cells = <2>;
> +		reg = <0 0x1050000 0 0x1000>;
> +		gpio-controller;
> +		interrupts = <0 358 4>;
> +		clocks = <&uartspiclk_100mhz>;
> +		clock-names = "apb_pclk";
> +	};
> +
> +	ccp: ccp at 00100000 {
> +		compatible = "amd,ccp-seattle-v1a";
> +		reg = <0 0x00100000 0 0x10000>;
> +		interrupts = <0 3 4>;
> +		dma-coherent;
> +	};
> +};
> diff --git a/arch/arm64/boot/dts/amd-seattle.dts b/arch/arm64/boot/dts/amd-seattle.dts
> new file mode 100644
> index 0000000..726e444
> --- /dev/null
> +++ b/arch/arm64/boot/dts/amd-seattle.dts
> @@ -0,0 +1,122 @@
> +/*
> + * DTS file for AMD Seattle
> + *
> + * Copyright (C) 2014 Advanced Micro Devices, Inc.
> + */
> +
> +/dts-v1/;
> +
> +/ {
> +	compatible = "amd,seattle";
> +	interrupt-parent = <&gic>;
> +	#address-cells = <2>;
> +	#size-cells = <2>;
> +
> +	chosen {
> +		stdout-path = &serial0;
> +		linux,pci-probe-only;
> +	};
> +
> +	gic: interrupt-controller at e1101000 {
> +		compatible = "arm,gic-400", "arm,cortex-a15-gic";
> +		interrupt-controller;
> +		#interrupt-cells = <3>;
> +		#address-cells = <2>;
> +		#size-cells = <2>;
> +		reg = <0x0 0xe1110000 0 0x1000>,
> +		      <0x0 0xe112f000 0 0x2000>,
> +		      <0x0 0xe1140000 0 0x10000>,
> +		      <0x0 0xe1160000 0 0x10000>;
> +		interrupts = <1 8 0xf04>;
> +		ranges;
> +		v2m0: v2m at e1180000 {
> +			compatible = "arm,gic-v2m-frame";
> +			msi-controller;
> +			arm,msi-base-spi = <64>;
> +			arm,msi-num-spis = <256>;
> +			reg = <0x0 0xe1180000 0 0x1000>;
> +		};
> +	};
> +
> +	timer {
> +		compatible = "arm,armv8-timer";
> +		interrupts = <1 13 0xff01>,
> +			     <1 14 0xff01>,
> +			     <1 11 0xff01>,
> +			     <1 10 0xff01>;
> +	};
> +
> +	pmu {
> +		compatible = "arm,armv8-pmuv3";
> +		interrupts = <0 7 4>,
> +			     <0 8 4>,
> +			     <0 9 4>,
> +			     <0 10 4>,
> +			     <0 11 4>,
> +			     <0 12 4>,
> +			     <0 13 4>,
> +			     <0 14 4>;
> +	};
> +
> +	/* This entry is modified by UEFI */
> +	pcie0: pcie-controller{
> +		compatible = "pci-host-ecam-generic";
> +		#address-cells = <3>;
> +		#size-cells = <2>;
> +		device_type = "pci";
> +		bus-range = <0 0xff>;
> +		reg = <0 0xf0000000 0 0x10000000>;
> +		dma-coherent;
> +		msi-parent = <&v2m0>;
> +
> +		interrupts =
> +			<0 320 4>, /* ioc_soc_serr */
> +			<0 321 4>; /* ioc_soc_sci */
> +
> +		ranges =
> +			/* I/O Memory (size=64K) */
> +			<0x01000000 0x00 0xefff0000 0x00 0xefff0000 0x00 0x00010000>,
> +
> +			/* Non-Pref 32-bit MMIO (size=512M) */
> +			<0x02000000 0x00 0x40000000 0x00 0x40000000 0x00 0x20000000>,
> +
> +			/* Non-Pref 32-bit MMIO (size=512M) */
> +			<0x02000000 0x00 0x60000000 0x00 0x60000000 0x00 0x20000000>,
> +
> +			/* Non-Pref 32-bit MMIO (size=512M) */
> +			<0x02000000 0x00 0x80000000 0x00 0x80000000 0x00 0x20000000>,
> +
> +			/* Non-Pref 32-bit MMIO (size=512M) */
> +			<0x02000000 0x00 0xa0000000 0x00 0xa0000000 0x00 0x20000000>,
> +
> +			/* Pref 64-bit MMIO (size= 4G) */
> +			<0x43000000 0x01 0x00000000 0x01 0x00000000 0x01 0x00000000>,
> +
> +			/* Pref 64-bit MMIO (size= 8G) */
> +			<0x43000000 0x02 0x00000000 0x02 0x00000000 0x02 0x00000000>,
> +
> +			/* Pref 64-bit MMIO (size=16G) */
> +			<0x43000000 0x04 0x00000000 0x04 0x00000000 0x04 0x00000000>,
> +
> +			/* Pref 64-bit MMIO (size=32G) */
> +			<0x43000000 0x08 0x00000000 0x08 0x00000000 0x08 0x00000000>,
> +
> +			/* Pref 64-bit MMIO (size=64G) */
> +			<0x43000000 0x10 0x00000000 0x10 0x00000000 0x10 0x00000000>,
> +
> +			/* Pref 64-bit MMIO (size=128G) */
> +			<0x43000000 0x20 0x00000000 0x20 0x00000000 0x20 0x00000000>,
> +
> +			/* Pref 64-bit MMIO (size=256G) */
> +			<0x43000000 0x40 0x00000000 0x40 0x00000000 0x40 0x00000000>;
> +	};
> +
> +	smb {
> +		compatible = "simple-bus";
> +		#address-cells = <2>;
> +		#size-cells = <2>;
> +		ranges = <0 0 0 0xE0000000 0 0x01300000>;
> +
> +		/include/ "amd-seattle-periph.dtsi"
> +	};
> +};
>



More information about the linux-arm-kernel mailing list