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Wed, 06 Apr 2022 16:37:23 -0700 (PDT) Received: from platform-dev1.pensando.io ([12.226.153.42]) by smtp.gmail.com with ESMTPSA id m21-20020a17090a7f9500b001c97c6bcaf4sm6903667pjl.39.2022.04.06.16.37.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 Apr 2022 16:37:23 -0700 (PDT) From: Brad Larson To: linux-arm-kernel@lists.infradead.org Cc: arnd@arndb.de, linus.walleij@linaro.org, bgolaszewski@baylibre.com, broonie@kernel.org, fancer.lancer@gmail.com, adrian.hunter@intel.com, ulf.hansson@linaro.org, olof@lixom.net, brad@pensando.io, dac2@pensando.io, linux-gpio@vger.kernel.org, linux-spi@vger.kernel.org, linux-mmc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 11/11] arm64: dts: Add Pensando Elba SoC support Date: Wed, 6 Apr 2022 16:36:48 -0700 Message-Id: <20220406233648.21644-12-brad@pensando.io> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220406233648.21644-1-brad@pensando.io> References: <20220406233648.21644-1-brad@pensando.io> Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org Add Pensando common and Elba SoC specific device nodes Signed-off-by: Brad Larson --- Change from V3: - Changed to dual copyright (GPL-2.0+ OR MIT) - Minor changes from review input arch/arm64/boot/dts/Makefile | 1 + arch/arm64/boot/dts/pensando/Makefile | 3 + arch/arm64/boot/dts/pensando/elba-16core.dtsi | 189 ++++++++++++++++++ .../boot/dts/pensando/elba-asic-common.dtsi | 98 +++++++++ arch/arm64/boot/dts/pensando/elba-asic.dts | 28 +++ .../boot/dts/pensando/elba-flash-parts.dtsi | 106 ++++++++++ arch/arm64/boot/dts/pensando/elba.dtsi | 189 ++++++++++++++++++ 7 files changed, 614 insertions(+) create mode 100644 arch/arm64/boot/dts/pensando/Makefile create mode 100644 arch/arm64/boot/dts/pensando/elba-16core.dtsi create mode 100644 arch/arm64/boot/dts/pensando/elba-asic-common.dtsi create mode 100644 arch/arm64/boot/dts/pensando/elba-asic.dts create mode 100644 arch/arm64/boot/dts/pensando/elba-flash-parts.dtsi create mode 100644 arch/arm64/boot/dts/pensando/elba.dtsi diff --git a/arch/arm64/boot/dts/Makefile b/arch/arm64/boot/dts/Makefile index 1ba04e31a438..cb697f9be2a4 100644 --- a/arch/arm64/boot/dts/Makefile +++ b/arch/arm64/boot/dts/Makefile @@ -20,6 +20,7 @@ subdir-y += marvell subdir-y += mediatek subdir-y += microchip subdir-y += nvidia +subdir-y += pensando subdir-y += qcom subdir-y += realtek subdir-y += renesas diff --git a/arch/arm64/boot/dts/pensando/Makefile b/arch/arm64/boot/dts/pensando/Makefile new file mode 100644 index 000000000000..3d34b8a28a3f --- /dev/null +++ b/arch/arm64/boot/dts/pensando/Makefile @@ -0,0 +1,3 @@ +# SPDX-License-Identifier: (GPL-2.0+ OR MIT) + +dtb-$(CONFIG_ARCH_PENSANDO) += elba-asic.dtb diff --git a/arch/arm64/boot/dts/pensando/elba-16core.dtsi b/arch/arm64/boot/dts/pensando/elba-16core.dtsi new file mode 100644 index 000000000000..9de602cdeb8b --- /dev/null +++ b/arch/arm64/boot/dts/pensando/elba-16core.dtsi @@ -0,0 +1,189 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (c) 2020-2022 Pensando Systems Inc. + */ + +/ { + cpus { + #address-cells = <2>; + #size-cells = <0>; + + cpu-map { + cluster0 { + core0 { cpu = <&cpu0>; }; + core1 { cpu = <&cpu1>; }; + core2 { cpu = <&cpu2>; }; + core3 { cpu = <&cpu3>; }; + }; + + cluster1 { + core0 { cpu = <&cpu4>; }; + core1 { cpu = <&cpu5>; }; + core2 { cpu = <&cpu6>; }; + core3 { cpu = <&cpu7>; }; + }; + + cluster2 { + core0 { cpu = <&cpu8>; }; + core1 { cpu = <&cpu9>; }; + core2 { cpu = <&cpu10>; }; + core3 { cpu = <&cpu11>; }; + }; + + cluster3 { + core0 { cpu = <&cpu12>; }; + core1 { cpu = <&cpu13>; }; + core2 { cpu = <&cpu14>; }; + core3 { cpu = <&cpu15>; }; + }; + }; + + /* CLUSTER 0 */ + cpu0: cpu@0 { + device_type = "cpu"; + compatible = "arm,cortex-a72"; + reg = <0 0x0>; + next-level-cache = <&l2_0>; + enable-method = "psci"; + }; + + cpu1: cpu@1 { + device_type = "cpu"; + compatible = "arm,cortex-a72"; + reg = <0 0x1>; + next-level-cache = <&l2_0>; + enable-method = "psci"; + }; + + cpu2: cpu@2 { + device_type = "cpu"; + compatible = "arm,cortex-a72"; + reg = <0 0x2>; + next-level-cache = <&l2_0>; + enable-method = "psci"; + }; + + cpu3: cpu@3 { + device_type = "cpu"; + compatible = "arm,cortex-a72"; + reg = <0 0x3>; + next-level-cache = <&l2_0>; + enable-method = "psci"; + }; + + l2_0: l2-cache0 { + compatible = "cache"; + }; + + /* CLUSTER 1 */ + cpu4: cpu@100 { + device_type = "cpu"; + compatible = "arm,cortex-a72"; + reg = <0 0x100>; + next-level-cache = <&l2_1>; + enable-method = "psci"; + }; + + cpu5: cpu@101 { + device_type = "cpu"; + compatible = "arm,cortex-a72"; + reg = <0 0x101>; + next-level-cache = <&l2_1>; + enable-method = "psci"; + }; + + cpu6: cpu@102 { + device_type = "cpu"; + compatible = "arm,cortex-a72"; + reg = <0 0x102>; + next-level-cache = <&l2_1>; + enable-method = "psci"; + }; + + cpu7: cpu@103 { + device_type = "cpu"; + compatible = "arm,cortex-a72"; + reg = <0 0x103>; + next-level-cache = <&l2_1>; + enable-method = "psci"; + }; + + l2_1: l2-cache1 { + compatible = "cache"; + }; + + /* CLUSTER 2 */ + cpu8: cpu@200 { + device_type = "cpu"; + compatible = "arm,cortex-a72"; + reg = <0 0x200>; + next-level-cache = <&l2_2>; + enable-method = "psci"; + }; + + cpu9: cpu@201 { + device_type = "cpu"; + compatible = "arm,cortex-a72"; + reg = <0 0x201>; + next-level-cache = <&l2_2>; + enable-method = "psci"; + }; + + cpu10: cpu@202 { + device_type = "cpu"; + compatible = "arm,cortex-a72"; + reg = <0 0x202>; + next-level-cache = <&l2_2>; + enable-method = "psci"; + }; + + cpu11: cpu@203 { + device_type = "cpu"; + compatible = "arm,cortex-a72"; + reg = <0 0x203>; + next-level-cache = <&l2_2>; + enable-method = "psci"; + }; + + l2_2: l2-cache2 { + compatible = "cache"; + }; + + /* CLUSTER 3 */ + cpu12: cpu@300 { + device_type = "cpu"; + compatible = "arm,cortex-a72"; + reg = <0 0x300>; + next-level-cache = <&l2_3>; + enable-method = "psci"; + }; + + cpu13: cpu@301 { + device_type = "cpu"; + compatible = "arm,cortex-a72"; + reg = <0 0x301>; + next-level-cache = <&l2_3>; + enable-method = "psci"; + }; + + cpu14: cpu@302 { + device_type = "cpu"; + compatible = "arm,cortex-a72"; + reg = <0 0x302>; + next-level-cache = <&l2_3>; + enable-method = "psci"; + }; + + cpu15: cpu@303 { + device_type = "cpu"; + compatible = "arm,cortex-a72"; + reg = <0 0x303>; + next-level-cache = <&l2_3>; + enable-method = "psci"; + }; + + l2_3: l2-cache3 { + compatible = "cache"; + }; + }; +}; diff --git a/arch/arm64/boot/dts/pensando/elba-asic-common.dtsi b/arch/arm64/boot/dts/pensando/elba-asic-common.dtsi new file mode 100644 index 000000000000..7a89df68fdf7 --- /dev/null +++ b/arch/arm64/boot/dts/pensando/elba-asic-common.dtsi @@ -0,0 +1,98 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (c) 2020-2022, Pensando Systems Inc. + */ + +&ahb_clk { + clock-frequency = <400000000>; +}; + +&emmc_clk { + clock-frequency = <200000000>; +}; + +&flash_clk { + clock-frequency = <400000000>; +}; + +&ref_clk { + clock-frequency = <156250000>; +}; + +&qspi { + status = "okay"; + flash0: flash@0 { + compatible = "jedec,spi-nor"; + reg = <0>; + spi-max-frequency = <40000000>; + spi-rx-bus-width = <2>; + m25p,fast-read; + cdns,read-delay = <0>; + cdns,tshsl-ns = <0>; + cdns,tsd2d-ns = <0>; + cdns,tchsh-ns = <0>; + cdns,tslch-ns = <0>; + }; +}; + +&gpio0 { + status = "okay"; +}; + +&emmc { + bus-width = <8>; + status = "okay"; +}; + +&wdt0 { + status = "okay"; +}; + +&i2c0 { + clock-frequency = <100000>; + status = "okay"; + rtc@51 { + compatible = "nxp,pcf85263"; + reg = <0x51>; + }; +}; + +&spi0 { + num-cs = <4>; + cs-gpios = <0>, <0>, <&porta 1 GPIO_ACTIVE_LOW>, + <&porta 7 GPIO_ACTIVE_LOW>; + status = "okay"; + spi0_cs0@0 { + compatible = "semtech,sx1301"; /* Enable spidev */ + #address-cells = <1>; + #size-cells = <1>; + spi-max-frequency = <12000000>; + reg = <0>; + }; + + spi0_cs1@1 { + compatible = "semtech,sx1301"; + #address-cells = <1>; + #size-cells = <1>; + spi-max-frequency = <12000000>; + reg = <1>; + }; + + spi0_cs2@2 { + compatible = "semtech,sx1301"; + #address-cells = <1>; + #size-cells = <1>; + spi-max-frequency = <12000000>; + reg = <2>; + interrupt-parent = <&porta>; + interrupts = <0 IRQ_TYPE_LEVEL_LOW>; + }; + + spi0_cs3@3 { + compatible = "semtech,sx1301"; + #address-cells = <1>; + #size-cells = <1>; + spi-max-frequency = <12000000>; + reg = <3>; + }; +}; diff --git a/arch/arm64/boot/dts/pensando/elba-asic.dts b/arch/arm64/boot/dts/pensando/elba-asic.dts new file mode 100644 index 000000000000..01251143dd5e --- /dev/null +++ b/arch/arm64/boot/dts/pensando/elba-asic.dts @@ -0,0 +1,28 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Device Tree file for Pensando Elba Board. + * + * Copyright (c) 2020-2022 Pensando Systems Inc. + */ + +/dts-v1/; + +#include "elba.dtsi" +#include "elba-16core.dtsi" +#include "elba-asic-common.dtsi" +#include "elba-flash-parts.dtsi" + +/ { + model = "Pensando Elba Board"; + compatible = "pensando,elba-ortano", "pensando,elba"; + + aliases { + serial0 = &uart0; + spi0 = &spi0; + spi1 = &qspi; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; +}; diff --git a/arch/arm64/boot/dts/pensando/elba-flash-parts.dtsi b/arch/arm64/boot/dts/pensando/elba-flash-parts.dtsi new file mode 100644 index 000000000000..4b2e54d97494 --- /dev/null +++ b/arch/arm64/boot/dts/pensando/elba-flash-parts.dtsi @@ -0,0 +1,106 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (c) 2020-2022 Pensando Systems Inc. + */ + +&flash0 { + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + partition@0 { + label = "flash"; + reg = <0x10000 0xfff0000>; + }; + + partition@f0000 { + label = "golduenv"; + reg = <0xf0000 0x10000>; + }; + + partition@100000 { + label = "boot0"; + reg = <0x100000 0x80000>; + }; + + partition@180000 { + label = "golduboot"; + reg = <0x180000 0x200000>; + }; + + partition@380000 { + label = "brdcfg0"; + reg = <0x380000 0x10000>; + }; + + partition@390000 { + label = "brdcfg1"; + reg = <0x390000 0x10000>; + }; + + partition@400000 { + label = "goldfw"; + reg = <0x400000 0x3c00000>; + }; + + partition@4010000 { + label = "fwmap"; + reg = <0x4010000 0x20000>; + }; + + partition@4030000 { + label = "fwsel"; + reg = <0x4030000 0x20000>; + }; + + partition@4090000 { + label = "bootlog"; + reg = <0x4090000 0x20000>; + }; + + partition@40b0000 { + label = "panicbuf"; + reg = <0x40b0000 0x20000>; + }; + + partition@40d0000 { + label = "uservars"; + reg = <0x40d0000 0x20000>; + }; + + partition@4200000 { + label = "uboota"; + reg = <0x4200000 0x400000>; + }; + + partition@4600000 { + label = "ubootb"; + reg = <0x4600000 0x400000>; + }; + + partition@4a00000 { + label = "mainfwa"; + reg = <0x4a00000 0x1000000>; + }; + + partition@5a00000 { + label = "mainfwb"; + reg = <0x5a00000 0x1000000>; + }; + + partition@6a00000 { + label = "diaguboot"; + reg = <0x6a00000 0x400000>; + }; + + partition@8000000 { + label = "diagfw"; + reg = <0x8000000 0x7fe0000>; + }; + + partition@ffe0000 { + label = "ubootenv"; + reg = <0xffe0000 0x10000>; + }; + }; +}; diff --git a/arch/arm64/boot/dts/pensando/elba.dtsi b/arch/arm64/boot/dts/pensando/elba.dtsi new file mode 100644 index 000000000000..10e06eb8cda6 --- /dev/null +++ b/arch/arm64/boot/dts/pensando/elba.dtsi @@ -0,0 +1,189 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (c) 2020-2022, Pensando Systems Inc. + */ + +#include +#include "dt-bindings/interrupt-controller/arm-gic.h" + +/ { + model = "Elba ASIC Board"; + compatible = "pensando,elba"; + interrupt-parent = <&gic>; + #address-cells = <2>; + #size-cells = <2>; + + dma-coherent; + + ahb_clk: oscillator0 { + compatible = "fixed-clock"; + #clock-cells = <0>; + }; + + emmc_clk: oscillator2 { + compatible = "fixed-clock"; + #clock-cells = <0>; + }; + + flash_clk: oscillator3 { + compatible = "fixed-clock"; + #clock-cells = <0>; + }; + + ref_clk: oscillator4 { + compatible = "fixed-clock"; + #clock-cells = <0>; + }; + + psci { + compatible = "arm,psci-0.2"; + method = "smc"; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupts = , + , + , + ; + }; + + pmu { + compatible = "arm,cortex-a72-pmu"; + interrupts = ; + }; + + soc: soc { + compatible = "simple-bus"; + #address-cells = <2>; + #size-cells = <2>; + ranges; + + i2c0: i2c@400 { + compatible = "snps,designware-i2c"; + reg = <0x0 0x400 0x0 0x100>; + clocks = <&ahb_clk>; + #address-cells = <1>; + #size-cells = <0>; + i2c-sda-hold-time-ns = <480>; + snps,sda-timeout-ms = <750>; + interrupts = ; + status = "disabled"; + }; + + wdt0: watchdog@1400 { + compatible = "snps,dw-wdt"; + reg = <0x0 0x1400 0x0 0x100>; + clocks = <&ahb_clk>; + interrupts = ; + status = "disabled"; + }; + + qspi: spi@2400 { + compatible = "pensando,elba-qspi", "cdns,qspi-nor"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x0 0x2400 0x0 0x400>, + <0x0 0x7fff0000 0x0 0x1000>; + interrupts = ; + clocks = <&flash_clk>; + cdns,fifo-depth = <1024>; + cdns,fifo-width = <4>; + cdns,trigger-address = <0x7fff0000>; + status = "disabled"; + }; + + spi0: spi@2800 { + compatible = "pensando,elba-spi"; + reg = <0x0 0x2800 0x0 0x100>; + pensando,syscon-spics = <&mssoc 0x2468>; + clocks = <&ahb_clk>; + interrupts = ; + #address-cells = <1>; + #size-cells = <0>; + num-cs = <2>; + status = "disabled"; + }; + + gpio0: gpio@4000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "snps,dw-apb-gpio"; + reg = <0x0 0x4000 0x0 0x78>; + status = "disabled"; + + porta: gpio-port@0 { + compatible = "snps,dw-apb-gpio-port"; + reg = <0>; + gpio-controller; + #gpio-cells = <2>; + ngpios = <8>; + interrupts = ; + interrupt-controller; + interrupt-parent = <&gic>; + #interrupt-cells = <2>; + }; + + portb: gpio-port@1 { + compatible = "snps,dw-apb-gpio-port"; + reg = <1>; + gpio-controller; + #gpio-cells = <2>; + ngpios = <8>; + }; + }; + + uart0: serial@4800 { + compatible = "ns16550a"; + reg = <0x0 0x4800 0x0 0x100>; + clocks = <&ref_clk>; + interrupts = ; + reg-shift = <2>; + reg-io-width = <4>; + }; + + gic: interrupt-controller@800000 { + compatible = "arm,gic-v3"; + #interrupt-cells = <3>; + #address-cells = <2>; + #size-cells = <2>; + ranges; + interrupt-controller; + reg = <0x0 0x800000 0x0 0x200000>, /* GICD */ + <0x0 0xa00000 0x0 0x200000>; /* GICR */ + interrupts = ; + + /* + * Elba specific pre-ITS is enabled using the + * existing property socionext,synquacer-pre-its + */ + gic_its: msi-controller@820000 { + compatible = "arm,gic-v3-its"; + msi-controller; + #msi-cells = <1>; + reg = <0x0 0x820000 0x0 0x10000>; + socionext,synquacer-pre-its = + <0xc00000 0x1000000>; + }; + }; + + emmc: mmc@30440000 { + compatible = "pensando,elba-sd4hc", "cdns,sd4hc"; + clocks = <&emmc_clk>; + interrupts = ; + reg = <0x0 0x30440000 0x0 0x10000>, + <0x0 0x30480044 0x0 0x4>; /* byte-lane ctrl */ + cdns,phy-input-delay-sd-highspeed = <0x4>; + cdns,phy-input-delay-legacy = <0x4>; + cdns,phy-input-delay-sd-uhs-sdr50 = <0x6>; + cdns,phy-input-delay-sd-uhs-ddr50 = <0x16>; + mmc-ddr-1_8v; + status = "disabled"; + }; + + mssoc: mssoc@307c0000 { + compatible = "syscon", "simple-mfd"; + reg = <0x0 0x307c0000 0x0 0x3000>; + }; + }; +};