From ac57e2b013ce88bcf124accc4c7c8f3429c3032c Mon Sep 17 00:00:00 2001 From: Sam Shih Date: Fri, 10 Jan 2020 16:30:26 +0800 Subject: [PATCH] ARM: MediaTek: Add support for MediaTek MT7622 SoC Add support for MediaTek MT7622 SoC. This include the file that will initialize the SoC after boot and its device tree. Signed-off-by: Sam Shih Reviewed-by: Ryder Lee --- arch/arm/dts/mt7622-u-boot.dtsi | 29 ++++++ arch/arm/dts/mt7622.dtsi | 185 +++++++++++++++++++++++++++++++++ arch/arm/mach-mediatek/Kconfig | 9 ++ arch/arm/mach-mediatek/Makefile | 1 + arch/arm/mach-mediatek/mt7622/Makefile | 3 + arch/arm/mach-mediatek/mt7622/init.c | 51 +++++++++ 6 files changed, 278 insertions(+) create mode 100644 arch/arm/dts/mt7622-u-boot.dtsi create mode 100644 arch/arm/dts/mt7622.dtsi create mode 100644 arch/arm/mach-mediatek/mt7622/Makefile create mode 100644 arch/arm/mach-mediatek/mt7622/init.c diff --git a/arch/arm/dts/mt7622-u-boot.dtsi b/arch/arm/dts/mt7622-u-boot.dtsi new file mode 100644 index 0000000..b14b1d4 --- /dev/null +++ b/arch/arm/dts/mt7622-u-boot.dtsi @@ -0,0 +1,29 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2019 MediaTek Inc. + * Author: Sam Shih + */ + +&topckgen { + u-boot,dm-pre-reloc; +}; + +&pericfg { + u-boot,dm-pre-reloc; +}; + +&apmixedsys { + u-boot,dm-pre-reloc; +}; + +&timer0 { + u-boot,dm-pre-reloc; +}; + +&uart0 { + u-boot,dm-pre-reloc; +}; + +&snfi { + u-boot,dm-pre-reloc; +}; diff --git a/arch/arm/dts/mt7622.dtsi b/arch/arm/dts/mt7622.dtsi new file mode 100644 index 0000000..7dcca5c --- /dev/null +++ b/arch/arm/dts/mt7622.dtsi @@ -0,0 +1,185 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2019 MediaTek Inc. + * Author: Sam Shih + */ + +#include +#include +#include + +/ { + compatible = "mediatek,mt7622"; + interrupt-parent = <&sysirq>; + #address-cells = <1>; + #size-cells = <1>; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu0: cpu@0 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + reg = <0x0>; + clock-frequency = <1300000000>; + }; + + cpu1: cpu@1 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + reg = <0x1>; + clock-frequency = <1300000000>; + }; + }; + + snfi: snfi@1100d000 { + compatible = "mediatek,mtk-snfi-spi"; + reg = <0x1100d000 0x2000>; + clocks = <&pericfg CLK_PERI_NFI_PD>, + <&pericfg CLK_PERI_SNFI_PD>; + clock-names = "nfi_clk", "pad_clk"; + assigned-clocks = <&topckgen CLK_TOP_AXI_SEL>, + <&topckgen CLK_TOP_NFI_INFRA_SEL>; + + assigned-clock-parents = <&topckgen CLK_TOP_SYSPLL1_D2>, + <&topckgen CLK_TOP_UNIVPLL2_D8>; + status = "disabled"; + #address-cells = <1>; + #size-cells = <0>; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupt-parent = <&gic>; + interrupts = , + , + , + ; + arm,cpu-registers-not-fw-configured; + }; + + timer0: timer@10004000 { + compatible = "mediatek,timer"; + reg = <0x10004000 0x80>; + interrupts = ; + clocks = <&system_clk>; + clock-names = "system-clk"; + }; + + system_clk: dummy13m { + compatible = "fixed-clock"; + clock-frequency = <13000000>; + #clock-cells = <0>; + }; + + infracfg: infracfg@10000000 { + compatible = "mediatek,mt7622-infracfg", + "syscon"; + reg = <0x10000000 0x1000>; + #clock-cells = <1>; + #reset-cells = <1>; + }; + + pericfg: pericfg@10002000 { + compatible = "mediatek,mt7622-pericfg", "syscon"; + reg = <0x10002000 0x1000>; + #clock-cells = <1>; + }; + + scpsys: scpsys@10006000 { + compatible = "mediatek,mt7622-scpsys", + "syscon"; + #power-domain-cells = <1>; + reg = <0x10006000 0x1000>; + interrupts = , + , + , + ; + infracfg = <&infracfg>; + clocks = <&topckgen CLK_TOP_HIF_SEL>; + clock-names = "hif_sel"; + }; + + sysirq: interrupt-controller@10200620 { + compatible = "mediatek,sysirq"; + reg = <0x10200620 0x20>; + interrupt-controller; + #interrupt-cells = <3>; + interrupt-parent = <&gic>; + }; + + apmixedsys: apmixedsys@10209000 { + compatible = "mediatek,mt7622-apmixedsys"; + reg = <0x10209000 0x1000>; + #clock-cells = <1>; + }; + + topckgen: topckgen@10210000 { + compatible = "mediatek,mt7622-topckgen"; + reg = <0x10210000 0x1000>; + #clock-cells = <1>; + }; + + pinctrl: pinctrl@10211000 { + compatible = "mediatek,mt7622-pinctrl"; + reg = <0x10211000 0x1000>; + gpio: gpio-controller { + gpio-controller; + #gpio-cells = <2>; + }; + }; + + watchdog: watchdog@10212000 { + compatible = "mediatek,wdt"; + reg = <0x10212000 0x800>; + }; + + gic: interrupt-controller@10300000 { + compatible = "arm,gic-400"; + interrupt-controller; + #interrupt-cells = <3>; + interrupt-parent = <&gic>; + reg = <0x10310000 0x1000>, + <0x10320000 0x1000>, + <0x10340000 0x2000>, + <0x10360000 0x2000>; + }; + + uart0: serial@11002000 { + compatible = "mediatek,hsuart"; + reg = <0x11002000 0x400>; + reg-shift = <2>; + interrupts = ; + clocks = <&topckgen CLK_TOP_UART_SEL>, + <&pericfg CLK_PERI_UART0_PD>; + clock-names = "baud", "bus"; + status = "disabled"; + assigned-clocks = <&topckgen CLK_TOP_AXI_SEL>; + assigned-clock-parents = <&topckgen CLK_TOP_SYSPLL1_D2>; + }; + + mmc0: mmc@11230000 { + compatible = "mediatek,mt7622-mmc"; + reg = <0x11230000 0x1000>; + interrupts = ; + clocks = <&pericfg CLK_PERI_MSDC30_0_PD>, + <&topckgen CLK_TOP_MSDC50_0_SEL>; + clock-names = "source", "hclk"; + status = "disabled"; + }; + + mmc1: mmc@11240000 { + compatible = "mediatek,mt7622-mmc"; + reg = <0x11240000 0x1000>; + interrupts = ; + clocks = <&pericfg CLK_PERI_MSDC30_1_PD>, + <&topckgen CLK_TOP_AXI_SEL>; + clock-names = "source", "hclk"; + status = "disabled"; + }; +}; diff --git a/arch/arm/mach-mediatek/Kconfig b/arch/arm/mach-mediatek/Kconfig index bca88b8..17b84db 100644 --- a/arch/arm/mach-mediatek/Kconfig +++ b/arch/arm/mach-mediatek/Kconfig @@ -13,6 +13,14 @@ config MT8512 choice prompt "MediaTek board select" +config TARGET_MT7622 + bool "MediaTek MT7622 SoC" + select ARM64 + help + The MediaTek MT7622 is a ARM64-based SoC with a dual-core Cortex-A53. + including UART, SPI, USB3.0, SD and MMC cards, NAND, SNFI, PWM, PCIe, + Gigabit Ethernet, I2C, built-in Wi-Fi, and PCIe. + config TARGET_MT7623 bool "MediaTek MT7623 SoC" select CPU_V7A @@ -63,6 +71,7 @@ config TARGET_MT8518 endchoice +source "board/mediatek/mt7622/Kconfig" source "board/mediatek/mt7623/Kconfig" source "board/mediatek/mt7629/Kconfig" source "board/mediatek/mt8512/Kconfig" diff --git a/arch/arm/mach-mediatek/Makefile b/arch/arm/mach-mediatek/Makefile index 6129ac8..290d2c7 100644 --- a/arch/arm/mach-mediatek/Makefile +++ b/arch/arm/mach-mediatek/Makefile @@ -4,6 +4,7 @@ obj-y += cpu.o obj-$(CONFIG_SPL_BUILD) += spl.o obj-$(CONFIG_MT8512) += mt8512/ +obj-$(CONFIG_TARGET_MT7622) += mt7622/ obj-$(CONFIG_TARGET_MT7623) += mt7623/ obj-$(CONFIG_TARGET_MT7629) += mt7629/ obj-$(CONFIG_TARGET_MT8516) += mt8516/ diff --git a/arch/arm/mach-mediatek/mt7622/Makefile b/arch/arm/mach-mediatek/mt7622/Makefile new file mode 100644 index 0000000..886ab7e --- /dev/null +++ b/arch/arm/mach-mediatek/mt7622/Makefile @@ -0,0 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0 + +obj-y += init.o diff --git a/arch/arm/mach-mediatek/mt7622/init.c b/arch/arm/mach-mediatek/mt7622/init.c new file mode 100644 index 0000000..1e527c0 --- /dev/null +++ b/arch/arm/mach-mediatek/mt7622/init.c @@ -0,0 +1,51 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2019 MediaTek Inc. + * Author: Sam Shih + */ + +#include +#include +#include + +int print_cpuinfo(void) +{ + printf("CPU: MediaTek MT7622\n"); + return 0; +} + +int dram_init(void) +{ + int ret; + + ret = fdtdec_setup_memory_banksize(); + if (ret) + return ret; + return fdtdec_setup_mem_size_base(); + +} + +void reset_cpu(ulong addr) +{ + psci_system_reset(); +} + +static struct mm_region mt7622_mem_map[] = { + { + /* DDR */ + .virt = 0x40000000UL, + .phys = 0x40000000UL, + .size = 0x40000000UL, + .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | PTE_BLOCK_OUTER_SHARE, + }, { + .virt = 0x00000000UL, + .phys = 0x00000000UL, + .size = 0x40000000UL, + .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | + PTE_BLOCK_NON_SHARE | + PTE_BLOCK_PXN | PTE_BLOCK_UXN + }, { + 0, + } +}; +struct mm_region *mem_map = mt7622_mem_map; -- 2.7.4