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author | Olof Johansson <olof@lixom.net> | 2015-01-27 16:15:44 -0800 |
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committer | Olof Johansson <olof@lixom.net> | 2015-01-27 16:15:44 -0800 |
commit | 2f5b93c24a14880f211bd7f963c67d3d0accf977 (patch) | |
tree | 202f0e7be0bbf16ca3e85ea0bced64b6b32f334a /arch/arm64 | |
parent | b288ca404761e65b1a5efab13719a16cee3a3032 (diff) | |
parent | 4727a6f631bf3ab2a0373acd27d40483446fcb8a (diff) | |
download | linux-stable-2f5b93c24a14880f211bd7f963c67d3d0accf977.tar.gz linux-stable-2f5b93c24a14880f211bd7f963c67d3d0accf977.tar.bz2 linux-stable-2f5b93c24a14880f211bd7f963c67d3d0accf977.zip |
Merge tag 'v3.20-next-arm64' of https://github.com/mbgg/linux-mediatek into next/arm64
Merge "ARM: mediatek: arm64 changes for v3.20" from Matthias Brugger:
Add support for mt8173 SoC from Mediatek.
- add DT bindings documentation
- add dts files for SoC and evaluation board
- add to Kconfig and defconfig
* tag 'v3.20-next-arm64' of https://github.com/mbgg/linux-mediatek:
arm64: mediatek: Add MT8173 SoC Kconfig and defconfig
arm64: dts: Add mediatek MT8173 SoC and evaluation board dts and Makefile
Document: DT: Add bindings for mediatek MT8173 SoC Platform
Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'arch/arm64')
-rw-r--r-- | arch/arm64/Kconfig | 6 | ||||
-rw-r--r-- | arch/arm64/boot/dts/Makefile | 1 | ||||
-rw-r--r-- | arch/arm64/boot/dts/mediatek/Makefile | 5 | ||||
-rw-r--r-- | arch/arm64/boot/dts/mediatek/mt8173-evb.dts | 38 | ||||
-rw-r--r-- | arch/arm64/boot/dts/mediatek/mt8173.dtsi | 168 | ||||
-rw-r--r-- | arch/arm64/configs/defconfig | 2 |
6 files changed, 220 insertions, 0 deletions
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 9c6b93c86522..0d0c01c35dc3 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -165,6 +165,12 @@ config ARCH_EXYNOS7 help This enables support for Samsung Exynos7 SoC family +config ARCH_MEDIATEK + bool "Mediatek MT65xx & MT81xx ARMv8 SoC" + select ARM_GIC + help + Support for Mediatek MT65xx & MT81xx ARMv8 SoCs + config ARCH_SEATTLE bool "AMD Seattle SoC Family" help diff --git a/arch/arm64/boot/dts/Makefile b/arch/arm64/boot/dts/Makefile index 68633e24e544..538c0c6bedf4 100644 --- a/arch/arm64/boot/dts/Makefile +++ b/arch/arm64/boot/dts/Makefile @@ -4,6 +4,7 @@ dts-dirs += arm dts-dirs += cavium dts-dirs += exynos dts-dirs += freescale +dts-dirs += mediatek always := $(dtb-y) subdir-y := $(dts-dirs) diff --git a/arch/arm64/boot/dts/mediatek/Makefile b/arch/arm64/boot/dts/mediatek/Makefile new file mode 100644 index 000000000000..3ce24622b231 --- /dev/null +++ b/arch/arm64/boot/dts/mediatek/Makefile @@ -0,0 +1,5 @@ +dtb-$(CONFIG_ARCH_MEDIATEK) += mt8173-evb.dtb + +always := $(dtb-y) +subdir-y := $(dts-dirs) +clean-files := *.dtb diff --git a/arch/arm64/boot/dts/mediatek/mt8173-evb.dts b/arch/arm64/boot/dts/mediatek/mt8173-evb.dts new file mode 100644 index 000000000000..43d54017b779 --- /dev/null +++ b/arch/arm64/boot/dts/mediatek/mt8173-evb.dts @@ -0,0 +1,38 @@ +/* + * Copyright (c) 2014 MediaTek Inc. + * Author: Eddie Huang <eddie.huang@mediatek.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +/dts-v1/; +#include "mt8173.dtsi" + +/ { + model = "mediatek,mt8173-evb"; + + aliases { + serial0 = &uart0; + serial1 = &uart1; + serial2 = &uart2; + serial3 = &uart3; + }; + + memory@40000000 { + device_type = "memory"; + reg = <0 0x40000000 0 0x80000000>; + }; + + chosen { }; +}; + +&uart0 { + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi new file mode 100644 index 000000000000..8554ec31dd9e --- /dev/null +++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi @@ -0,0 +1,168 @@ +/* + * Copyright (c) 2014 MediaTek Inc. + * Author: Eddie Huang <eddie.huang@mediatek.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <dt-bindings/interrupt-controller/irq.h> +#include <dt-bindings/interrupt-controller/arm-gic.h> + +/ { + compatible = "mediatek,mt8173"; + interrupt-parent = <&sysirq>; + #address-cells = <2>; + #size-cells = <2>; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu-map { + cluster0 { + core0 { + cpu = <&cpu0>; + }; + core1 { + cpu = <&cpu1>; + }; + }; + + cluster1 { + core0 { + cpu = <&cpu2>; + }; + core1 { + cpu = <&cpu3>; + }; + }; + }; + + cpu0: cpu@0 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + reg = <0x000>; + }; + + cpu1: cpu@1 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + reg = <0x001>; + enable-method = "psci"; + }; + + cpu2: cpu@100 { + device_type = "cpu"; + compatible = "arm,cortex-a57"; + reg = <0x100>; + enable-method = "psci"; + }; + + cpu3: cpu@101 { + device_type = "cpu"; + compatible = "arm,cortex-a57"; + reg = <0x101>; + enable-method = "psci"; + }; + }; + + psci { + compatible = "arm,psci"; + method = "smc"; + cpu_suspend = <0x84000001>; + cpu_off = <0x84000002>; + cpu_on = <0x84000003>; + }; + + uart_clk: dummy26m { + compatible = "fixed-clock"; + clock-frequency = <26000000>; + #clock-cells = <0>; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupt-parent = <&gic>; + interrupts = <GIC_PPI 13 + (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 14 + (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 11 + (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 10 + (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>; + }; + + soc { + #address-cells = <2>; + #size-cells = <2>; + compatible = "simple-bus"; + ranges; + + sysirq: intpol-controller@10200620 { + compatible = "mediatek,mt8173-sysirq", + "mediatek,mt6577-sysirq"; + interrupt-controller; + #interrupt-cells = <3>; + interrupt-parent = <&gic>; + reg = <0 0x10200620 0 0x20>; + }; + + gic: interrupt-controller@10220000 { + compatible = "arm,gic-400"; + #interrupt-cells = <3>; + interrupt-parent = <&gic>; + interrupt-controller; + reg = <0 0x10221000 0 0x1000>, + <0 0x10222000 0 0x2000>, + <0 0x10224000 0 0x2000>, + <0 0x10226000 0 0x2000>; + interrupts = <GIC_PPI 9 + (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>; + }; + + uart0: serial@11002000 { + compatible = "mediatek,mt8173-uart", + "mediatek,mt6577-uart"; + reg = <0 0x11002000 0 0x400>; + interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_LOW>; + clocks = <&uart_clk>; + status = "disabled"; + }; + + uart1: serial@11003000 { + compatible = "mediatek,mt8173-uart", + "mediatek,mt6577-uart"; + reg = <0 0x11003000 0 0x400>; + interrupts = <GIC_SPI 84 IRQ_TYPE_LEVEL_LOW>; + clocks = <&uart_clk>; + status = "disabled"; + }; + + uart2: serial@11004000 { + compatible = "mediatek,mt8173-uart", + "mediatek,mt6577-uart"; + reg = <0 0x11004000 0 0x400>; + interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_LOW>; + clocks = <&uart_clk>; + status = "disabled"; + }; + + uart3: serial@11005000 { + compatible = "mediatek,mt8173-uart", + "mediatek,mt6577-uart"; + reg = <0 0x11005000 0 0x400>; + interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_LOW>; + clocks = <&uart_clk>; + status = "disabled"; + }; + }; + +}; + diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig index 24c23341a181..d6a53e8fa8db 100644 --- a/arch/arm64/configs/defconfig +++ b/arch/arm64/configs/defconfig @@ -32,6 +32,7 @@ CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set # CONFIG_IOSCHED_DEADLINE is not set CONFIG_ARCH_FSL_LS2085A=y +CONFIG_ARCH_MEDIATEK=y CONFIG_ARCH_THUNDER=y CONFIG_ARCH_VEXPRESS=y CONFIG_ARCH_XGENE=y @@ -87,6 +88,7 @@ CONFIG_SERIO_AMBAKMI=y CONFIG_LEGACY_PTY_COUNT=16 CONFIG_SERIAL_8250=y CONFIG_SERIAL_8250_CONSOLE=y +CONFIG_SERIAL_8250_MT6577=y CONFIG_SERIAL_AMBA_PL011=y CONFIG_SERIAL_AMBA_PL011_CONSOLE=y CONFIG_SERIAL_OF_PLATFORM=y |