From c4629c347947c11fe46381ec556a2ca26aafadc2 Mon Sep 17 00:00:00 2001 From: Sean Wang Date: Sat, 17 Jun 2017 01:06:26 +0800 Subject: [PATCH 1/8] arm64: dts: mt7622: add basic nodes to the mt7622.dtsi file add basic nodes into the mt7622.dtsi for the system bring-up which includes ARM CPU, GIC, timer, MediaTek UART, SYSIRQ and one reserved memory region for ATF. Signed-off-by: Sean Wang Signed-off-by: Matthias Brugger --- arch/arm64/boot/dts/mediatek/mt7622.dtsi | 110 +++++++++++++++++++++++ 1 file changed, 110 insertions(+) create mode 100644 arch/arm64/boot/dts/mediatek/mt7622.dtsi diff --git a/arch/arm64/boot/dts/mediatek/mt7622.dtsi b/arch/arm64/boot/dts/mediatek/mt7622.dtsi new file mode 100644 index 000000000000..b111fec2ed9d --- /dev/null +++ b/arch/arm64/boot/dts/mediatek/mt7622.dtsi @@ -0,0 +1,110 @@ +/* + * Copyright (c) 2017 MediaTek Inc. + * Author: Ming Huang + * Sean Wang + * + * SPDX-License-Identifier: (GPL-2.0 OR MIT) + */ + +#include +#include + +/ { + compatible = "mediatek,mt7622"; + interrupt-parent = <&sysirq>; + #address-cells = <2>; + #size-cells = <2>; + + cpus { + #address-cells = <2>; + #size-cells = <0>; + + cpu0: cpu@0 { + device_type = "cpu"; + compatible = "arm,cortex-a53", "arm,armv8"; + reg = <0x0 0x0>; + enable-method = "psci"; + clock-frequency = <1300000000>; + }; + + cpu1: cpu@1 { + device_type = "cpu"; + compatible = "arm,cortex-a53", "arm,armv8"; + reg = <0x0 0x1>; + enable-method = "psci"; + clock-frequency = <1300000000>; + }; + }; + + uart_clk: dummy25m { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <25000000>; + }; + + bus_clk: dummy280m { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <280000000>; + }; + + psci { + compatible = "arm,psci-0.2"; + method = "smc"; + }; + + reserved-memory { + #address-cells = <2>; + #size-cells = <2>; + ranges; + + /* 192 KiB reserved for ARM Trusted Firmware (BL31) */ + secmon_reserved: secmon@43000000 { + reg = <0 0x43000000 0 0x30000>; + no-map; + }; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupt-parent = <&gic>; + interrupts = , + , + , + ; + }; + + sysirq: interrupt-controller@10200620 { + compatible = "mediatek,mt7622-sysirq", + "mediatek,mt6577-sysirq"; + interrupt-controller; + #interrupt-cells = <3>; + interrupt-parent = <&gic>; + reg = <0 0x10200620 0 0x20>; + }; + + gic: interrupt-controller@10300000 { + compatible = "arm,gic-400"; + interrupt-controller; + #interrupt-cells = <3>; + interrupt-parent = <&gic>; + reg = <0 0x10310000 0 0x1000>, + <0 0x10320000 0 0x1000>, + <0 0x10340000 0 0x2000>, + <0 0x10360000 0 0x2000>; + }; + + uart0: serial@11002000 { + compatible = "mediatek,mt7622-uart", + "mediatek,mt6577-uart"; + reg = <0 0x11002000 0 0x400>; + interrupts = ; + clocks = <&uart_clk>, <&bus_clk>; + clock-names = "baud", "bus"; + status = "disabled"; + }; +}; From 472c7e6d7eb33df0d18d9bc87e826645faea1514 Mon Sep 17 00:00:00 2001 From: Sean Wang Date: Sat, 17 Jun 2017 01:06:27 +0800 Subject: [PATCH 2/8] arm64: dts: mt7622: add dts file for MT7622 reference board variant 1 Add the support for the MT7622 reference board variant 1 from MediaTek. Signed-off-by: Sean Wang Signed-off-by: Matthias Brugger --- arch/arm64/boot/dts/mediatek/Makefile | 1 + arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts | 27 ++++++++++++++++++++ 2 files changed, 28 insertions(+) create mode 100644 arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts diff --git a/arch/arm64/boot/dts/mediatek/Makefile b/arch/arm64/boot/dts/mediatek/Makefile index 015eb072ddef..89371beffb41 100644 --- a/arch/arm64/boot/dts/mediatek/Makefile +++ b/arch/arm64/boot/dts/mediatek/Makefile @@ -1,6 +1,7 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += mt6755-evb.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt6795-evb.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt6797-evb.dtb +dtb-$(CONFIG_ARCH_MEDIATEK) += mt7622-rfb1.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt8173-evb.dtb always := $(dtb-y) diff --git a/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts b/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts new file mode 100644 index 000000000000..c08309df2cc7 --- /dev/null +++ b/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts @@ -0,0 +1,27 @@ +/* + * Copyright (c) 2017 MediaTek Inc. + * Author: Ming Huang + * Sean Wang + * + * SPDX-License-Identifier: (GPL-2.0 OR MIT) + */ + +/dts-v1/; +#include "mt7622.dtsi" + +/ { + model = "MediaTek MT7622 RFB1 board"; + compatible = "mediatek,mt7622-rfb1", "mediatek,mt7622"; + + chosen { + bootargs = "console=ttyS0,115200n1"; + }; + + memory { + reg = <0 0x40000000 0 0x3F000000>; + }; +}; + +&uart0 { + status = "okay"; +}; From 275e85971b7d7061a72fe0c8b6682de99288c0cf Mon Sep 17 00:00:00 2001 From: Matthias Brugger Date: Thu, 20 Jul 2017 12:22:44 +0200 Subject: [PATCH 3/8] ARM: mediatek: dts: Cleanup bindings documentation This patch cleans up the binding documentation stating explicitly the binding and it's fallback for every SoC. Signed-off-by: Matthias Brugger Acked-by: Rob Herring --- Documentation/devicetree/bindings/watchdog/mtk-wdt.txt | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/watchdog/mtk-wdt.txt b/Documentation/devicetree/bindings/watchdog/mtk-wdt.txt index 6a00939a059a..b0d8d3a9d79e 100644 --- a/Documentation/devicetree/bindings/watchdog/mtk-wdt.txt +++ b/Documentation/devicetree/bindings/watchdog/mtk-wdt.txt @@ -3,9 +3,8 @@ Mediatek SoCs Watchdog timer Required properties: - compatible should contain: - * "mediatek,mt2701-wdt" for MT2701 compatible watchdog timers - * "mediatek,mt6589-wdt" for all compatible watchdog timers (MT2701, - MT6589) + "mediatek,mt2701-wdt", "mediatek,mt6589-wdt": for MT2701 + "mediatek,mt6589-wdt": for MT6589 - reg : Specifies base physical address and size of the registers. From f4fdb9c66fd67baec91fd263f9b8686096634937 Mon Sep 17 00:00:00 2001 From: Matthias Brugger Date: Thu, 20 Jul 2017 12:22:45 +0200 Subject: [PATCH 4/8] ARM: mediatek: dts: Add MT6797 binding This patch adds the binding for the MT6797 SoC. Signed-off-by: Matthias Brugger Acked-by: Rob Herring --- Documentation/devicetree/bindings/watchdog/mtk-wdt.txt | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/watchdog/mtk-wdt.txt b/Documentation/devicetree/bindings/watchdog/mtk-wdt.txt index b0d8d3a9d79e..20ada673ab0c 100644 --- a/Documentation/devicetree/bindings/watchdog/mtk-wdt.txt +++ b/Documentation/devicetree/bindings/watchdog/mtk-wdt.txt @@ -5,6 +5,7 @@ Required properties: - compatible should contain: "mediatek,mt2701-wdt", "mediatek,mt6589-wdt": for MT2701 "mediatek,mt6589-wdt": for MT6589 + "mediatek,mt6797-wdt", "mediatek,mt6589-wdt": for MT6797 - reg : Specifies base physical address and size of the registers. From 6717728cacbb8dd9d10fe682c981c54b0069e259 Mon Sep 17 00:00:00 2001 From: Matthias Brugger Date: Thu, 20 Jul 2017 12:22:46 +0200 Subject: [PATCH 5/8] arm64: dts: mediatek: add watchdog to MT6797 This patch adds the watchdog driver to the MT6797 SoC. Signed-off-by: Matthias Brugger --- arch/arm64/boot/dts/mediatek/mt6797.dtsi | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt6797.dtsi b/arch/arm64/boot/dts/mediatek/mt6797.dtsi index 31088a9f71de..1cb45219ef05 100644 --- a/arch/arm64/boot/dts/mediatek/mt6797.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt6797.dtsi @@ -147,6 +147,11 @@ infracfg = <&infrasys>; }; + watchdog: watchdog@10007000 { + compatible = "mediatek,mt6797-wdt", "mediatek,mt6589-wdt"; + reg = <0 0x10007000 0 0x100>; + }; + apmixedsys: apmixed@1000c000 { compatible = "mediatek,mt6797-apmixedsys"; reg = <0 0x1000c000 0 0x1000>; From 6ebbe61d9028d7f4970ece8a206a525381a834bd Mon Sep 17 00:00:00 2001 From: Matthias Brugger Date: Thu, 20 Jul 2017 12:22:47 +0200 Subject: [PATCH 6/8] arm64: dts: mediatek: Delete unused dummy clock for MT6797 After adding the clock subsystem to the SOC, the dummy clock clk32k is not longer needed. Delete it. Signed-off-by: Matthias Brugger --- arch/arm64/boot/dts/mediatek/mt6797.dtsi | 7 ------- 1 file changed, 7 deletions(-) diff --git a/arch/arm64/boot/dts/mediatek/mt6797.dtsi b/arch/arm64/boot/dts/mediatek/mt6797.dtsi index 1cb45219ef05..4beaa71107d7 100644 --- a/arch/arm64/boot/dts/mediatek/mt6797.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt6797.dtsi @@ -108,13 +108,6 @@ clock-output-names = "clk26m"; }; - clk32k: oscillator@1 { - compatible = "fixed-clock"; - #clock-cells = <0>; - clock-frequency = <32000>; - clock-output-names = "clk32k"; - }; - timer { compatible = "arm,armv8-timer"; interrupt-parent = <&gic>; From c6f0f58a3f3e9a0859c5ebcd0ba734a1edc4834c Mon Sep 17 00:00:00 2001 From: "yt.shen@mediatek.com" Date: Fri, 4 Aug 2017 19:59:36 +0800 Subject: [PATCH 7/8] dt-bindings: arm: Add bindings for Mediatek MT2712 SoC Platform This adds dt-binding documentation for Mediatek MT2712. Only include very basic items: cpu, gic and uart. Signed-off-by: YT Shen Acked-by: Rob Herring Signed-off-by: Matthias Brugger --- Documentation/devicetree/bindings/arm/mediatek.txt | 4 ++++ .../bindings/interrupt-controller/mediatek,sysirq.txt | 1 + Documentation/devicetree/bindings/serial/mtk-uart.txt | 1 + 3 files changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/mediatek.txt b/Documentation/devicetree/bindings/arm/mediatek.txt index da7bd138e6f2..7aa0e98768d5 100644 --- a/Documentation/devicetree/bindings/arm/mediatek.txt +++ b/Documentation/devicetree/bindings/arm/mediatek.txt @@ -7,6 +7,7 @@ Required root node property: compatible: Must contain one of "mediatek,mt2701" + "mediatek,mt2712" "mediatek,mt6580" "mediatek,mt6589" "mediatek,mt6592" @@ -25,6 +26,9 @@ Supported boards: - Evaluation board for MT2701: Required root node properties: - compatible = "mediatek,mt2701-evb", "mediatek,mt2701"; +- Evaluation board for MT2712: + Required root node properties: + - compatible = "mediatek,mt2712-evb", "mediatek,mt2712"; - Evaluation board for MT6580: Required root node properties: - compatible = "mediatek,mt6580-evbp1", "mediatek,mt6580"; diff --git a/Documentation/devicetree/bindings/interrupt-controller/mediatek,sysirq.txt b/Documentation/devicetree/bindings/interrupt-controller/mediatek,sysirq.txt index 11cc87aeb276..07bf0b9a5139 100644 --- a/Documentation/devicetree/bindings/interrupt-controller/mediatek,sysirq.txt +++ b/Documentation/devicetree/bindings/interrupt-controller/mediatek,sysirq.txt @@ -17,6 +17,7 @@ Required properties: "mediatek,mt6582-sysirq", "mediatek,mt6577-sysirq": for MT6582 "mediatek,mt6580-sysirq", "mediatek,mt6577-sysirq": for MT6580 "mediatek,mt6577-sysirq": for MT6577 + "mediatek,mt2712-sysirq", "mediatek,mt6577-sysirq": for MT2712 "mediatek,mt2701-sysirq", "mediatek,mt6577-sysirq": for MT2701 - interrupt-controller : Identifies the node as an interrupt controller - #interrupt-cells : Use the same format as specified by GIC in arm,gic.txt. diff --git a/Documentation/devicetree/bindings/serial/mtk-uart.txt b/Documentation/devicetree/bindings/serial/mtk-uart.txt index b6cf384597e1..f73abff3de43 100644 --- a/Documentation/devicetree/bindings/serial/mtk-uart.txt +++ b/Documentation/devicetree/bindings/serial/mtk-uart.txt @@ -3,6 +3,7 @@ Required properties: - compatible should contain: * "mediatek,mt2701-uart" for MT2701 compatible UARTS + * "mediatek,mt2712-uart" for MT2712 compatible UARTS * "mediatek,mt6580-uart" for MT6580 compatible UARTS * "mediatek,mt6582-uart" for MT6582 compatible UARTS * "mediatek,mt6589-uart" for MT6589 compatible UARTS From bdf2cbb2b3160122f7ff16445fdb73267fffd583 Mon Sep 17 00:00:00 2001 From: "yt.shen@mediatek.com" Date: Fri, 4 Aug 2017 19:59:37 +0800 Subject: [PATCH 8/8] arm64: dts: Add Mediatek SoC MT2712 and evaluation board dts and Makefile This adds basic chip support for Mediatek 2712 Signed-off-by: YT Shen Signed-off-by: Matthias Brugger --- arch/arm64/boot/dts/mediatek/Makefile | 1 + arch/arm64/boot/dts/mediatek/mt2712-evb.dts | 32 ++++ arch/arm64/boot/dts/mediatek/mt2712e.dtsi | 171 ++++++++++++++++++++ 3 files changed, 204 insertions(+) create mode 100644 arch/arm64/boot/dts/mediatek/mt2712-evb.dts create mode 100644 arch/arm64/boot/dts/mediatek/mt2712e.dtsi diff --git a/arch/arm64/boot/dts/mediatek/Makefile b/arch/arm64/boot/dts/mediatek/Makefile index 89371beffb41..151723b5c733 100644 --- a/arch/arm64/boot/dts/mediatek/Makefile +++ b/arch/arm64/boot/dts/mediatek/Makefile @@ -1,3 +1,4 @@ +dtb-$(CONFIG_ARCH_MEDIATEK) += mt2712-evb.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt6755-evb.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt6795-evb.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt6797-evb.dtb diff --git a/arch/arm64/boot/dts/mediatek/mt2712-evb.dts b/arch/arm64/boot/dts/mediatek/mt2712-evb.dts new file mode 100644 index 000000000000..8c804df3da4e --- /dev/null +++ b/arch/arm64/boot/dts/mediatek/mt2712-evb.dts @@ -0,0 +1,32 @@ +/* + * Copyright (c) 2017 MediaTek Inc. + * Author: YT Shen + * + * SPDX-License-Identifier: (GPL-2.0 OR MIT) + */ + +/dts-v1/; +#include "mt2712e.dtsi" + +/ { + model = "MediaTek MT2712 evaluation board"; + compatible = "mediatek,mt2712-evb", "mediatek,mt2712"; + + aliases { + serial0 = &uart0; + }; + + memory@40000000 { + device_type = "memory"; + reg = <0 0x40000000 0 0x80000000>; + }; + + chosen { + stdout-path = "serial0:921600n8"; + }; +}; + +&uart0 { + status = "okay"; +}; + diff --git a/arch/arm64/boot/dts/mediatek/mt2712e.dtsi b/arch/arm64/boot/dts/mediatek/mt2712e.dtsi new file mode 100644 index 000000000000..57d0396b7faa --- /dev/null +++ b/arch/arm64/boot/dts/mediatek/mt2712e.dtsi @@ -0,0 +1,171 @@ +/* + * Copyright (c) 2017 MediaTek Inc. + * Author: YT Shen + * + * SPDX-License-Identifier: (GPL-2.0 OR MIT) + */ + +#include +#include + +/ { + compatible = "mediatek,mt2712"; + 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>; + }; + }; + }; + + cpu0: cpu@0 { + device_type = "cpu"; + compatible = "arm,cortex-a35"; + reg = <0x000>; + }; + + cpu1: cpu@1 { + device_type = "cpu"; + compatible = "arm,cortex-a35"; + reg = <0x001>; + enable-method = "psci"; + }; + + cpu2: cpu@200 { + device_type = "cpu"; + compatible = "arm,cortex-a72"; + reg = <0x200>; + enable-method = "psci"; + }; + }; + + psci { + compatible = "arm,psci-0.2"; + method = "smc"; + }; + + baud_clk: dummy26m { + compatible = "fixed-clock"; + clock-frequency = <26000000>; + #clock-cells = <0>; + }; + + sys_clk: dummyclk { + compatible = "fixed-clock"; + clock-frequency = <26000000>; + #clock-cells = <0>; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupt-parent = <&gic>; + interrupts = , + , + , + ; + }; + + uart5: serial@1000f000 { + compatible = "mediatek,mt2712-uart", + "mediatek,mt6577-uart"; + reg = <0 0x1000f000 0 0x400>; + interrupts = ; + clocks = <&baud_clk>, <&sys_clk>; + clock-names = "baud", "bus"; + status = "disabled"; + }; + + sysirq: interrupt-controller@10220a80 { + compatible = "mediatek,mt2712-sysirq", + "mediatek,mt6577-sysirq"; + interrupt-controller; + #interrupt-cells = <3>; + interrupt-parent = <&gic>; + reg = <0 0x10220a80 0 0x40>; + }; + + gic: interrupt-controller@10510000 { + compatible = "arm,gic-400"; + #interrupt-cells = <3>; + interrupt-parent = <&gic>; + interrupt-controller; + reg = <0 0x10510000 0 0x10000>, + <0 0x10520000 0 0x20000>, + <0 0x10540000 0 0x20000>, + <0 0x10560000 0 0x20000>; + interrupts = ; + }; + + uart0: serial@11002000 { + compatible = "mediatek,mt2712-uart", + "mediatek,mt6577-uart"; + reg = <0 0x11002000 0 0x400>; + interrupts = ; + clocks = <&baud_clk>, <&sys_clk>; + clock-names = "baud", "bus"; + status = "disabled"; + }; + + uart1: serial@11003000 { + compatible = "mediatek,mt2712-uart", + "mediatek,mt6577-uart"; + reg = <0 0x11003000 0 0x400>; + interrupts = ; + clocks = <&baud_clk>, <&sys_clk>; + clock-names = "baud", "bus"; + status = "disabled"; + }; + + uart2: serial@11004000 { + compatible = "mediatek,mt2712-uart", + "mediatek,mt6577-uart"; + reg = <0 0x11004000 0 0x400>; + interrupts = ; + clocks = <&baud_clk>, <&sys_clk>; + clock-names = "baud", "bus"; + status = "disabled"; + }; + + uart3: serial@11005000 { + compatible = "mediatek,mt2712-uart", + "mediatek,mt6577-uart"; + reg = <0 0x11005000 0 0x400>; + interrupts = ; + clocks = <&baud_clk>, <&sys_clk>; + clock-names = "baud", "bus"; + status = "disabled"; + }; + + uart4: serial@11019000 { + compatible = "mediatek,mt2712-uart", + "mediatek,mt6577-uart"; + reg = <0 0x11019000 0 0x400>; + interrupts = ; + clocks = <&baud_clk>, <&sys_clk>; + clock-names = "baud", "bus"; + status = "disabled"; + }; +}; +