From 38d4a53733f50bcca72c3bc89a555d96c7fc441d Mon Sep 17 00:00:00 2001 From: Neil Armstrong Date: Fri, 9 Sep 2016 12:24:38 +0200 Subject: [PATCH 1/2] ARM: dts: Add support for OX820 and Pogoplug V3 Add device tree for the Oxford Seminconductor OX820 SoC and the Cloud Engines PogoPlug v3 board. Add the SoC and board compatible strings to oxnas bindings. Acked-by: Rob Herring Signed-off-by: Neil Armstrong --- .../devicetree/bindings/arm/oxnas.txt | 5 + arch/arm/boot/dts/Makefile | 3 +- .../dts/cloudengines-pogoplug-series-3.dts | 94 ++++++ arch/arm/boot/dts/ox820.dtsi | 296 ++++++++++++++++++ 4 files changed, 397 insertions(+), 1 deletion(-) create mode 100644 arch/arm/boot/dts/cloudengines-pogoplug-series-3.dts create mode 100644 arch/arm/boot/dts/ox820.dtsi diff --git a/Documentation/devicetree/bindings/arm/oxnas.txt b/Documentation/devicetree/bindings/arm/oxnas.txt index b9e49711ba05..ac64e60f99f1 100644 --- a/Documentation/devicetree/bindings/arm/oxnas.txt +++ b/Documentation/devicetree/bindings/arm/oxnas.txt @@ -5,5 +5,10 @@ Boards with the OX810SE SoC shall have the following properties: Required root node property: compatible: "oxsemi,ox810se" +Boards with the OX820 SoC shall have the following properties: + Required root node property: + compatible: "oxsemi,ox820" + Board compatible values: - "wd,mbwe" (OX810SE) + - "cloudengines,pogoplugv3" (OX820) diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index befcd2619902..3b0c74f6940d 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -604,7 +604,8 @@ dtb-$(CONFIG_ARCH_ORION5X) += \ dtb-$(CONFIG_ARCH_PRIMA2) += \ prima2-evb.dtb dtb-$(CONFIG_ARCH_OXNAS) += \ - wd-mbwe.dtb + wd-mbwe.dtb \ + cloudengines-pogoplug-series-3.dtb dtb-$(CONFIG_ARCH_QCOM) += \ qcom-apq8060-dragonboard.dtb \ qcom-apq8064-arrow-sd-600eval.dtb \ diff --git a/arch/arm/boot/dts/cloudengines-pogoplug-series-3.dts b/arch/arm/boot/dts/cloudengines-pogoplug-series-3.dts new file mode 100644 index 000000000000..bfde32e37123 --- /dev/null +++ b/arch/arm/boot/dts/cloudengines-pogoplug-series-3.dts @@ -0,0 +1,94 @@ +/* + * cloudengines-pogoplug-series-3.dtsi - Device tree file for Cloud Engines PogoPlug Series 3 + * + * Copyright (C) 2016 Neil Armstrong + * + * Licensed under GPLv2 or later + */ + +/dts-v1/; +#include "ox820.dtsi" + +/ { + model = "Cloud Engines PogoPlug Series 3"; + + compatible = "cloudengines,pogoplugv3", "oxsemi,ox820"; + + chosen { + bootargs = "earlyprintk"; + stdout-path = "serial0:115200n8"; + }; + + memory { + /* 128Mbytes DDR */ + reg = <0x60000000 0x8000000>; + }; + + aliases { + serial0 = &uart0; + gpio0 = &gpio0; + gpio1 = &gpio1; + }; + + leds { + compatible = "gpio-leds"; + + blue { + label = "pogoplug:blue"; + gpios = <&gpio0 2 0>; + default-state = "keep"; + }; + + orange { + label = "pogoplug:orange"; + gpios = <&gpio1 16 1>; + default-state = "keep"; + }; + + green { + label = "pogoplug:green"; + gpios = <&gpio1 17 1>; + default-state = "keep"; + }; + }; +}; + +&uart0 { + status = "okay"; + + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart0>; +}; + +&nandc { + status = "okay"; + + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_nand>; + + nand@0 { + reg = <0>; + #address-cells = <1>; + #size-cells = <1>; + nand-ecc-mode = "soft"; + nand-ecc-algo = "hamming"; + + partition@0 { + label = "boot"; + reg = <0x00000000 0x00e00000>; + read-only; + }; + + partition@e00000 { + label = "ubi"; + reg = <0x00e00000 0x07200000>; + }; + }; +}; + +ða { + status = "okay"; + + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_etha_mdio>; +}; diff --git a/arch/arm/boot/dts/ox820.dtsi b/arch/arm/boot/dts/ox820.dtsi new file mode 100644 index 000000000000..e40f282a023a --- /dev/null +++ b/arch/arm/boot/dts/ox820.dtsi @@ -0,0 +1,296 @@ +/* + * ox820.dtsi - Device tree file for Oxford Semiconductor OX820 SoC + * + * Copyright (C) 2016 Neil Armstrong + * + * Licensed under GPLv2 or later + */ + +/include/ "skeleton.dtsi" +#include + +/ { + compatible = "oxsemi,ox820"; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + enable-method = "oxsemi,ox820-smp"; + + cpu@0 { + device_type = "cpu"; + compatible = "arm,arm11mpcore"; + clocks = <&armclk>; + reg = <0>; + }; + + cpu@1 { + device_type = "cpu"; + compatible = "arm,arm11mpcore"; + clocks = <&armclk>; + reg = <1>; + }; + }; + + memory { + /* Max 512MB @ 0x60000000 */ + reg = <0x60000000 0x20000000>; + }; + + clocks { + osc: oscillator { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <25000000>; + }; + + gmacclk: gmacclk { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <125000000>; + }; + + sysclk: sysclk { + compatible = "fixed-factor-clock"; + #clock-cells = <0>; + clock-div = <4>; + clock-mult = <1>; + clocks = <&osc>; + }; + + plla: plla { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <850000000>; + }; + + armclk: armclk { + compatible = "fixed-factor-clock"; + #clock-cells = <0>; + clock-div = <2>; + clock-mult = <1>; + clocks = <&plla>; + }; + }; + + soc { + #address-cells = <1>; + #size-cells = <1>; + compatible = "simple-bus"; + ranges; + interrupt-parent = <&gic>; + + nandc: nand-controller@41000000 { + compatible = "oxsemi,ox820-nand"; + reg = <0x41000000 0x100000>; + clocks = <&stdclk 11>; + resets = <&reset 15>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + + etha: ethernet@40400000 { + compatible = "oxsemi,ox820-dwmac", "snps,dwmac"; + reg = <0x40400000 0x2000>; + interrupts = , + ; + interrupt-names = "macirq", "eth_wake_irq"; + mac-address = [000000000000]; /* Filled in by U-Boot */ + phy-mode = "rgmii"; + + clocks = <&stdclk 9>, <&gmacclk>; + clock-names = "gmac", "stmmaceth"; + resets = <&reset 6>; + + /* Regmap for sys registers */ + oxsemi,sys-ctrl = <&sys>; + + status = "disabled"; + }; + + apb-bridge@44000000 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "simple-bus"; + ranges = <0 0x44000000 0x1000000>; + + pinctrl: pinctrl { + compatible = "oxsemi,ox820-pinctrl"; + + /* Regmap for sys registers */ + oxsemi,sys-ctrl = <&sys>; + + pinctrl_uart0: uart0 { + uart0 { + pins = "gpio30", "gpio31"; + function = "fct5"; + }; + }; + + pinctrl_uart0_modem: uart0_modem { + uart0_modem_a { + pins = "gpio24", "gpio24", "gpio26", "gpio27"; + function = "fct4"; + }; + uart0_modem_b { + pins = "gpio28", "gpio29"; + function = "fct5"; + }; + }; + + pinctrl_uart1: uart1 { + uart1 { + pins = "gpio7", "gpio8"; + function = "fct4"; + }; + }; + + pinctrl_uart1_modem: uart1_modem { + uart1_modem { + pins = "gpio5", "gpio6", "gpio40", "gpio41", "gpio42", "gpio43"; + function = "fct4"; + }; + }; + + pinctrl_etha_mdio: etha_mdio { + etha_mdio { + pins = "gpio3", "gpio4"; + function = "fct1"; + }; + }; + + pinctrl_nand: nand { + nand { + pins = "gpio12", "gpio13", "gpio14", "gpio15", + "gpio16", "gpio17", "gpio18", "gpio19", + "gpio20", "gpio21", "gpio22", "gpio23", + "gpio24"; + function = "fct1"; + }; + }; + }; + + gpio0: gpio@000000 { + compatible = "oxsemi,ox820-gpio"; + reg = <0x000000 0x100000>; + interrupts = ; + #gpio-cells = <2>; + gpio-controller; + interrupt-controller; + #interrupt-cells = <2>; + ngpios = <32>; + oxsemi,gpio-bank = <0>; + gpio-ranges = <&pinctrl 0 0 32>; + }; + + gpio1: gpio@100000 { + compatible = "oxsemi,ox820-gpio"; + reg = <0x100000 0x100000>; + interrupts = ; + #gpio-cells = <2>; + gpio-controller; + interrupt-controller; + #interrupt-cells = <2>; + ngpios = <18>; + oxsemi,gpio-bank = <1>; + gpio-ranges = <&pinctrl 0 32 18>; + }; + + uart0: serial@200000 { + compatible = "ns16550a"; + reg = <0x200000 0x100000>; + interrupts = ; + reg-shift = <0>; + fifo-size = <16>; + reg-io-width = <1>; + current-speed = <115200>; + no-loopback-test; + status = "disabled"; + clocks = <&sysclk>; + resets = <&reset 17>; + }; + + uart1: serial@300000 { + compatible = "ns16550a"; + reg = <0x200000 0x100000>; + interrupts = ; + reg-shift = <0>; + fifo-size = <16>; + reg-io-width = <1>; + current-speed = <115200>; + no-loopback-test; + status = "disabled"; + clocks = <&sysclk>; + resets = <&reset 18>; + }; + + rps@400000 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "simple-bus"; + ranges = <0 0x400000 0x100000>; + + intc: interrupt-controller@0 { + compatible = "oxsemi,ox820-rps-irq", "oxsemi,ox810se-rps-irq"; + interrupt-controller; + reg = <0 0x200>; + interrupts = ; + #interrupt-cells = <1>; + valid-mask = <0xFFFFFFFF>; + clear-mask = <0>; + }; + + timer0: timer@200 { + compatible = "oxsemi,ox820-rps-timer"; + reg = <0x200 0x40>; + clocks = <&sysclk>; + interrupt-parent = <&intc>; + interrupts = <4>; + }; + }; + + sys: sys-ctrl@e00000 { + compatible = "oxsemi,ox820-sys-ctrl", "syscon", "simple-mfd"; + reg = <0xe00000 0x200000>; + + reset: reset-controller { + compatible = "oxsemi,ox820-reset", "oxsemi,ox810se-reset"; + #reset-cells = <1>; + }; + + stdclk: stdclk { + compatible = "oxsemi,ox820-stdclk", "oxsemi,ox810se-stdclk"; + #clock-cells = <1>; + }; + }; + }; + + apb-bridge@47000000 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "simple-bus"; + ranges = <0 0x47000000 0x1000000>; + + scu: scu@0 { + compatible = "arm,arm11mp-scu"; + reg = <0x0 0x100>; + }; + + local-timer@600 { + compatible = "arm,arm11mp-twd-timer"; + reg = <0x600 0x20>; + interrupts = ; + clocks = <&armclk>; + }; + + gic: gic@1000 { + compatible = "arm,arm11mp-gic"; + interrupt-controller; + #interrupt-cells = <3>; + reg = <0x1000 0x1000>, + <0x100 0x500>; + }; + }; + }; +}; From 52c468fb37b663e0826f2bbdea61095bdd4e4b54 Mon Sep 17 00:00:00 2001 From: Neil Armstrong Date: Mon, 17 Oct 2016 14:30:17 +0200 Subject: [PATCH 2/2] MAINTAINERS: oxnas: Add new files definitions Fix the dts files maintained by the OXNAS platform, add a new board. Signed-off-by: Neil Armstrong --- MAINTAINERS | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/MAINTAINERS b/MAINTAINERS index 1cd38a7e0064..29d8853d36b3 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1478,8 +1478,9 @@ L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) L: linux-oxnas@lists.tuxfamily.org (moderated for non-subscribers) S: Maintained F: arch/arm/mach-oxnas/ -F: arch/arm/boot/dts/oxnas* +F: arch/arm/boot/dts/ox8*.dtsi F: arch/arm/boot/dts/wd-mbwe.dts +F: arch/arm/boot/dts/cloudengines-pogoplug-series-3.dts N: oxnas ARM/Mediatek RTC DRIVER