diff options
56 files changed, 2093 insertions, 1137 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index d172651ed914..b0dd367dfb59 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -3716,8 +3716,8 @@ nohibernate [HIBERNATION] Disable hibernation and resume. - nohlt [ARM,ARM64,MICROBLAZE,SH] Forces the kernel to busy wait - in do_idle() and not use the arch_cpu_idle() + nohlt [ARM,ARM64,MICROBLAZE,MIPS,SH] Forces the kernel to + busy wait in do_idle() and not use the arch_cpu_idle() implementation; requires CONFIG_GENERIC_IDLE_POLL_SETUP to be effective. This is useful on platforms where the sleep(SH) or wfi(ARM,ARM64) instructions do not work @@ -3852,7 +3852,7 @@ nosmp [SMP] Tells an SMP kernel to act as a UP kernel, and disable the IO APIC. legacy for "maxcpus=0". - nosmt [KNL,S390] Disable symmetric multithreading (SMT). + nosmt [KNL,MIPS,S390] Disable symmetric multithreading (SMT). Equivalent to smt=1. [KNL,X86] Disable symmetric multithreading (SMT). @@ -5770,7 +5770,7 @@ 1: Fast pin select (default) 2: ATC IRMode - smt= [KNL,S390] Set the maximum number of threads (logical + smt= [KNL,MIPS,S390] Set the maximum number of threads (logical CPUs) to use per physical CPU on systems capable of symmetric multithreading (SMT). Will be capped to the actual hardware limit. diff --git a/Documentation/devicetree/bindings/clock/mediatek,mtmips-sysc.yaml b/Documentation/devicetree/bindings/clock/mediatek,mtmips-sysc.yaml new file mode 100644 index 000000000000..ba7ffc5b16a0 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/mediatek,mtmips-sysc.yaml @@ -0,0 +1,64 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/mediatek,mtmips-sysc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MTMIPS SoCs System Controller + +maintainers: + - Sergio Paracuellos <sergio.paracuellos@gmail.com> + +description: | + MediaTek MIPS and Ralink SoCs provides a system controller to allow + to access to system control registers. These registers include clock + and reset related ones so this node is both clock and reset provider + for the rest of the world. + + These SoCs have an XTAL from where the cpu clock is + provided as well as derived clocks for the bus and the peripherals. + +properties: + compatible: + items: + - enum: + - ralink,mt7620-sysc + - ralink,mt7628-sysc + - ralink,mt7688-sysc + - ralink,rt2880-sysc + - ralink,rt3050-sysc + - ralink,rt3052-sysc + - ralink,rt3352-sysc + - ralink,rt3883-sysc + - ralink,rt5350-sysc + - const: syscon + + reg: + maxItems: 1 + + '#clock-cells': + description: + The first cell indicates the clock number. + const: 1 + + '#reset-cells': + description: + The first cell indicates the reset bit within the register. + const: 1 + +required: + - compatible + - reg + - '#clock-cells' + - '#reset-cells' + +additionalProperties: false + +examples: + - | + syscon@0 { + compatible = "ralink,rt5350-sysc", "syscon"; + reg = <0x0 0x100>; + #clock-cells = <1>; + #reset-cells = <1>; + }; diff --git a/Documentation/devicetree/bindings/mips/ralink.yaml b/Documentation/devicetree/bindings/mips/ralink.yaml index 704b5b595127..53c1f6635377 100644 --- a/Documentation/devicetree/bindings/mips/ralink.yaml +++ b/Documentation/devicetree/bindings/mips/ralink.yaml @@ -80,6 +80,7 @@ properties: - enum: - gnubee,gb-pc1 - gnubee,gb-pc2 + - tplink,hc220-g5-v1 - const: mediatek,mt7621-soc additionalProperties: true diff --git a/MAINTAINERS b/MAINTAINERS index 500153817ed7..a012098b0d67 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -11442,7 +11442,6 @@ F: tools/testing/selftests/kvm/aarch64/ KERNEL VIRTUAL MACHINE FOR MIPS (KVM/mips) M: Huacai Chen <chenhuacai@kernel.org> -M: Aleksandar Markovic <aleksandar.qemu.devel@gmail.com> L: linux-mips@vger.kernel.org L: kvm@vger.kernel.org S: Maintained @@ -13331,6 +13330,12 @@ S: Maintained F: Documentation/devicetree/bindings/i2c/mediatek,mt7621-i2c.yaml F: drivers/i2c/busses/i2c-mt7621.c +MEDIATEK MTMIPS CLOCK DRIVER +M: Sergio Paracuellos <sergio.paracuellos@gmail.com> +S: Maintained +F: Documentation/devicetree/bindings/clock/mediatek,mtmips-sysc.yaml +F: drivers/clk/ralink/clk-mtmips.c + MEDIATEK NAND CONTROLLER DRIVER L: linux-mtd@lists.infradead.org S: Orphan diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index d49d5fc40021..fc6fba925aea 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -45,6 +45,7 @@ config MIPS select GENERIC_LIB_UCMPDI2 select GENERIC_SCHED_CLOCK if !CAVIUM_OCTEON_SOC select GENERIC_SMP_IDLE_THREAD + select GENERIC_IDLE_POLL_SETUP select GENERIC_TIME_VSYSCALL select GUP_GET_PXX_LOW_HIGH if CPU_MIPS32 && PHYS_ADDR_T_64BIT select HAS_IOPORT if !NO_IOPORT_MAP || ISA @@ -80,7 +81,6 @@ config MIPS select HAVE_LD_DEAD_CODE_DATA_ELIMINATION select HAVE_MOD_ARCH_SPECIFIC select HAVE_NMI - select HAVE_PATA_PLATFORM select HAVE_PERF_EVENTS select HAVE_PERF_REGS select HAVE_PERF_USER_STACK_DUMP @@ -155,9 +155,11 @@ config MIPS_GENERIC_KERNEL select SWAP_IO_SPACE select SYS_HAS_CPU_MIPS32_R1 select SYS_HAS_CPU_MIPS32_R2 + select SYS_HAS_CPU_MIPS32_R5 select SYS_HAS_CPU_MIPS32_R6 select SYS_HAS_CPU_MIPS64_R1 select SYS_HAS_CPU_MIPS64_R2 + select SYS_HAS_CPU_MIPS64_R5 select SYS_HAS_CPU_MIPS64_R6 select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_64BIT_KERNEL diff --git a/arch/mips/alchemy/Kconfig b/arch/mips/alchemy/Kconfig index 69734120ada1..6ca81e1bd35c 100644 --- a/arch/mips/alchemy/Kconfig +++ b/arch/mips/alchemy/Kconfig @@ -14,6 +14,7 @@ config MIPS_DB1XXX bool "Alchemy DB1XXX / PB1XXX boards" select GPIOLIB select HAVE_PCI + select HAVE_PATA_PLATFORM select SYS_SUPPORTS_LITTLE_ENDIAN select SYS_HAS_EARLY_PRINTK help diff --git a/arch/mips/boot/dts/ingenic/ci20.dts b/arch/mips/boot/dts/ingenic/ci20.dts index 239c4537484d..a141a699b790 100644 --- a/arch/mips/boot/dts/ingenic/ci20.dts +++ b/arch/mips/boot/dts/ingenic/ci20.dts @@ -67,14 +67,14 @@ }; }; - eth0_power: fixedregulator@0 { + eth0_power: fixedregulator-0 { compatible = "regulator-fixed"; regulator-name = "eth0_power"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; - gpio = <&gpb 25 GPIO_ACTIVE_LOW>; + gpio = <&gpb 25 0>; enable-active-high; }; @@ -97,25 +97,64 @@ gpios = <&gpe 3 GPIO_ACTIVE_LOW>; }; - wlan0_power: fixedregulator@1 { + bt_power: fixedregulator-1 { compatible = "regulator-fixed"; - regulator-name = "wlan0_power"; + regulator-name = "bt_power"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-settling-time-us = <1400>; + + vin-supply = <&vcc_50>; - gpio = <&gpb 19 GPIO_ACTIVE_LOW>; + gpio = <&gpb 19 0>; enable-active-high; }; - otg_power: fixedregulator@2 { + otg_power: fixedregulator-2 { compatible = "regulator-fixed"; regulator-name = "otg_power"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; - gpio = <&gpf 15 GPIO_ACTIVE_LOW>; + gpio = <&gpf 15 0>; enable-active-high; }; + + wifi_power: fixedregulator-4 { + compatible = "regulator-fixed"; + + regulator-name = "wifi_power"; + + /* + * Technically it's 5V, the WiFi chip has its own internal + * regulators; but the MMC/SD subsystem won't accept such a + * value. + */ + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-settling-time-us = <150000>; + + vin-supply = <&bt_power>; + }; + + vcc_33v: fixedregulator-5 { + compatible = "regulator-fixed"; + + regulator-name = "vcc_33v"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + wifi_pwrseq: pwrseq { + compatible = "mmc-pwrseq-simple"; + reset-gpios = <&gpf 7 GPIO_ACTIVE_LOW>; + + clocks = <&rtc_dev>; + clock-names = "ext_clock"; + }; }; &ext { @@ -129,10 +168,11 @@ */ assigned-clocks = <&cgu JZ4780_CLK_OTGPHY>, <&cgu JZ4780_CLK_RTC>, <&cgu JZ4780_CLK_SSIPLL>, <&cgu JZ4780_CLK_SSI>, - <&cgu JZ4780_CLK_HDMI>; + <&cgu JZ4780_CLK_HDMI>, <&cgu JZ4780_CLK_MSCMUX>; assigned-clock-parents = <0>, <&cgu JZ4780_CLK_RTCLK>, <&cgu JZ4780_CLK_MPLL>, - <&cgu JZ4780_CLK_SSIPLL>; + <&cgu JZ4780_CLK_SSIPLL>, + <0>, <&cgu JZ4780_CLK_MPLL>; assigned-clock-rates = <48000000>, <0>, <54000000>, <0>, <27000000>; }; @@ -160,24 +200,33 @@ pinctrl-0 = <&pins_mmc0>; cd-gpios = <&gpf 20 GPIO_ACTIVE_LOW>; + vmmc-supply = <&vcc_33v>; + vqmmc-supply = <&vcc_33v>; }; &mmc1 { status = "okay"; bus-width = <4>; - max-frequency = <50000000>; + max-frequency = <25000000>; + mmc-pwrseq = <&wifi_pwrseq>; + vmmc-supply = <&wifi_power>; + vqmmc-supply = <&wifi_io>; non-removable; pinctrl-names = "default"; pinctrl-0 = <&pins_mmc1>; - brcmf: wifi@1 { -/* reg = <4>;*/ - compatible = "brcm,bcm4330-fmac"; - vcc-supply = <&wlan0_power>; - device-wakeup-gpios = <&gpd 9 GPIO_ACTIVE_HIGH>; - shutdown-gpios = <&gpf 7 GPIO_ACTIVE_LOW>; + #address-cells = <1>; + #size-cells = <0>; + + wifi@1 { + compatible = "brcm,bcm4329-fmac"; + reg = <1>; + + interrupt-parent = <&gpd>; + interrupts = <9 IRQ_TYPE_EDGE_FALLING>; + interrupt-names = "host-wake"; }; }; @@ -204,11 +253,20 @@ bluetooth { compatible = "brcm,bcm4330-bt"; - reset-gpios = <&gpf 8 GPIO_ACTIVE_HIGH>; - vcc-supply = <&wlan0_power>; + + vbat-supply = <&bt_power>; + vddio-supply = <&wifi_io>; + + interrupt-parent = <&gpf>; + interrupts = <6 IRQ_TYPE_EDGE_RISING>; + interrupt-names = "host-wakeup"; + + clocks = <&rtc_dev>; + clock-names = "lpo"; + + reset-gpios = <&gpf 8 GPIO_ACTIVE_LOW>; device-wakeup-gpios = <&gpf 5 GPIO_ACTIVE_HIGH>; - host-wakeup-gpios = <&gpf 6 GPIO_ACTIVE_HIGH>; - shutdown-gpios = <&gpf 4 GPIO_ACTIVE_LOW>; + shutdown-gpios = <&gpf 4 GPIO_ACTIVE_HIGH>; }; }; @@ -237,59 +295,54 @@ act8600: act8600@5a { compatible = "active-semi,act8600"; reg = <0x5a>; - status = "okay"; regulators { - vddcore: SUDCDC1 { - regulator-name = "DCDC_REG1"; - regulator-min-microvolt = <1100000>; - regulator-max-microvolt = <1100000>; + vddcore: DCDC1 { + regulator-min-microvolt = <1125000>; + regulator-max-microvolt = <1125000>; + vp1-supply = <&vcc_33v>; regulator-always-on; }; - vddmem: SUDCDC2 { - regulator-name = "DCDC_REG2"; + vddmem: DCDC2 { regulator-min-microvolt = <1500000>; regulator-max-microvolt = <1500000>; + vp2-supply = <&vcc_33v>; regulator-always-on; }; - vcc_33: SUDCDC3 { - regulator-name = "DCDC_REG3"; + vcc_33: DCDC3 { regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; + vp3-supply = <&vcc_33v>; regulator-always-on; }; - vcc_50: SUDCDC4 { - regulator-name = "SUDCDC_REG4"; + vcc_50: SUDCDC_REG4 { regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; regulator-always-on; }; - vcc_25: LDO_REG5 { - regulator-name = "LDO_REG5"; + vcc_25: LDO5 { regulator-min-microvolt = <2500000>; regulator-max-microvolt = <2500000>; + inl-supply = <&vcc_33v>; regulator-always-on; }; - wifi_io: LDO_REG6 { - regulator-name = "LDO_REG6"; - regulator-min-microvolt = <2500000>; - regulator-max-microvolt = <2500000>; - regulator-always-on; + wifi_io: LDO6 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-settling-time-us = <150000>; + inl-supply = <&vcc_33v>; }; - vcc_28: LDO_REG7 { - regulator-name = "LDO_REG7"; + cim_io_28: LDO7 { regulator-min-microvolt = <2800000>; regulator-max-microvolt = <2800000>; - regulator-always-on; + inl-supply = <&vcc_33v>; }; - vcc_15: LDO_REG8 { - regulator-name = "LDO_REG8"; + cim_io_15: LDO8 { regulator-min-microvolt = <1500000>; regulator-max-microvolt = <1500000>; - regulator-always-on; + inl-supply = <&vcc_33v>; }; vrtc_18: LDO_REG9 { - regulator-name = "LDO_REG9"; /* Despite the datasheet stating 3.3V * for REG9 and the driver expecting that, * REG9 outputs 1.8V. @@ -303,7 +356,6 @@ regulator-always-on; }; vcc_11: LDO_REG10 { - regulator-name = "LDO_REG10"; regulator-min-microvolt = <1200000>; regulator-max-microvolt = <1200000>; regulator-always-on; @@ -363,7 +415,7 @@ #address-cells = <1>; #size-cells = <0>; - ingenic,bch-controller = <&bch>; + ecc-engine = <&bch>; ingenic,nemc-tAS = <10>; ingenic,nemc-tAH = <5>; @@ -429,8 +481,8 @@ pinctrl-names = "default"; pinctrl-0 = <&pins_nemc_cs6>; - reg = <6 0 1 /* addr */ - 6 2 1>; /* data */ + reg = <6 0 1>, /* addr */ + <6 2 1>; /* data */ ingenic,nemc-tAS = <15>; ingenic,nemc-tAH = <10>; @@ -442,7 +494,7 @@ vcc-supply = <ð0_power>; interrupt-parent = <&gpe>; - interrupts = <19 4>; + interrupts = <19 IRQ_TYPE_EDGE_RISING>; nvmem-cells = <ð0_addr>; nvmem-cell-names = "mac-address"; diff --git a/arch/mips/boot/dts/ingenic/jz4725b.dtsi b/arch/mips/boot/dts/ingenic/jz4725b.dtsi index e9e48022f631..acbbe8c4664c 100644 --- a/arch/mips/boot/dts/ingenic/jz4725b.dtsi +++ b/arch/mips/boot/dts/ingenic/jz4725b.dtsi @@ -198,11 +198,8 @@ #sound-dai-cells = <0>; - clocks = <&cgu JZ4725B_CLK_AIC>, - <&cgu JZ4725B_CLK_I2S>, - <&cgu JZ4725B_CLK_EXT>, - <&cgu JZ4725B_CLK_PLL_HALF>; - clock-names = "aic", "i2s", "ext", "pll half"; + clocks = <&cgu JZ4725B_CLK_AIC>, <&cgu JZ4725B_CLK_I2S>; + clock-names = "aic", "i2s"; interrupt-parent = <&intc>; interrupts = <10>; diff --git a/arch/mips/boot/dts/ingenic/jz4740.dtsi b/arch/mips/boot/dts/ingenic/jz4740.dtsi index 7f76cba03a08..bdd6f4d82ec9 100644 --- a/arch/mips/boot/dts/ingenic/jz4740.dtsi +++ b/arch/mips/boot/dts/ingenic/jz4740.dtsi @@ -192,11 +192,8 @@ interrupt-parent = <&intc>; interrupts = <18>; - clocks = <&cgu JZ4740_CLK_AIC>, - <&cgu JZ4740_CLK_I2S>, - <&cgu JZ4740_CLK_EXT>, - <&cgu JZ4740_CLK_PLL_HALF>; - clock-names = "aic", "i2s", "ext", "pll half"; + clocks = <&cgu JZ4740_CLK_AIC>, <&cgu JZ4740_CLK_I2S>; + clock-names = "aic", "i2s"; dmas = <&dmac 25 0xffffffff>, <&dmac 24 0xffffffff>; dma-names = "rx", "tx"; diff --git a/arch/mips/boot/dts/ingenic/jz4770.dtsi b/arch/mips/boot/dts/ingenic/jz4770.dtsi index bda0a3a86ed5..9c0099919db7 100644 --- a/arch/mips/boot/dts/ingenic/jz4770.dtsi +++ b/arch/mips/boot/dts/ingenic/jz4770.dtsi @@ -238,9 +238,8 @@ #sound-dai-cells = <0>; - clocks = <&cgu JZ4770_CLK_AIC>, <&cgu JZ4770_CLK_I2S>, - <&cgu JZ4770_CLK_EXT>, <&cgu JZ4770_CLK_PLL0>; - clock-names = "aic", "i2s", "ext", "pll half"; + clocks = <&cgu JZ4770_CLK_AIC>, <&cgu JZ4770_CLK_I2S>; + clock-names = "aic", "i2s"; interrupt-parent = <&intc>; interrupts = <34>; diff --git a/arch/mips/boot/dts/ingenic/qi_lb60.dts b/arch/mips/boot/dts/ingenic/qi_lb60.dts index ba0218971572..24f987244a12 100644 --- a/arch/mips/boot/dts/ingenic/qi_lb60.dts +++ b/arch/mips/boot/dts/ingenic/qi_lb60.dts @@ -27,7 +27,7 @@ stdout-path = &uart0; }; - vcc: regulator@0 { + vcc: regulator-0 { compatible = "regulator-fixed"; regulator-name = "vcc"; @@ -36,7 +36,7 @@ regulator-always-on; }; - mmc_power: regulator@1 { + mmc_power: regulator-1 { compatible = "regulator-fixed"; regulator-name = "mmc_vcc"; gpio = <&gpd 2 0>; @@ -45,7 +45,7 @@ regulator-max-microvolt = <3300000>; }; - amp_supply: regulator@2 { + amp_supply: regulator-2 { compatible = "regulator-fixed"; regulator-name = "amp_supply"; gpio = <&gpd 4 0>; diff --git a/arch/mips/boot/dts/ingenic/x1000.dtsi b/arch/mips/boot/dts/ingenic/x1000.dtsi index 42e69664efd9..cc264cfff826 100644 --- a/arch/mips/boot/dts/ingenic/x1000.dtsi +++ b/arch/mips/boot/dts/ingenic/x1000.dtsi @@ -417,4 +417,22 @@ status = "disabled"; }; + + aic: audio-controller@10020000 { + compatible = "ingenic,x1000-i2s"; + reg = <0x10020000 0x38>; + + #sound-dai-cells = <0>; + + interrupt-parent = <&intc>; + interrupts = <1>; + + clocks = <&cgu X1000_CLK_AIC>, + <&cgu X1000_CLK_I2S>; + clock-names = "aic", "i2s"; + + dmas = <&pdma X1000_DMA_I2S0_RX 0xffffffff>, + <&pdma X1000_DMA_I2S0_TX 0xffffffff>; + dma-names = "rx", "tx"; + }; }; diff --git a/arch/mips/boot/dts/loongson/loongson64-2k1000.dtsi b/arch/mips/boot/dts/loongson/loongson64-2k1000.dtsi index 8143a61111e3..f878f47e4501 100644 --- a/arch/mips/boot/dts/loongson/loongson64-2k1000.dtsi +++ b/arch/mips/boot/dts/loongson/loongson64-2k1000.dtsi @@ -97,6 +97,13 @@ <0x00000000>; /* int3 */ }; + rtc0: rtc@1fe07800 { + compatible = "loongson,ls2k1000-rtc"; + reg = <0 0x1fe07800 0 0x78>; + interrupt-parent = <&liointc0>; + interrupts = <60 IRQ_TYPE_LEVEL_LOW>; + }; + uart0: serial@1fe00000 { compatible = "ns16550a"; reg = <0 0x1fe00000 0 0x8>; diff --git a/arch/mips/boot/dts/loongson/ls7a-pch.dtsi b/arch/mips/boot/dts/loongson/ls7a-pch.dtsi index 2f45fce2cdc4..7c69e8245c2f 100644 --- a/arch/mips/boot/dts/loongson/ls7a-pch.dtsi +++ b/arch/mips/boot/dts/loongson/ls7a-pch.dtsi @@ -19,6 +19,13 @@ #interrupt-cells = <2>; }; + rtc0: rtc@100d0100 { + compatible = "loongson,ls7a-rtc"; + reg = <0 0x100d0100 0 0x78>; + interrupt-parent = <&pic>; + interrupts = <52 IRQ_TYPE_LEVEL_HIGH>; + }; + ls7a_uart0: serial@10080000 { compatible = "ns16550a"; reg = <0 0x10080000 0 0x100>; diff --git a/arch/mips/boot/dts/ralink/Makefile b/arch/mips/boot/dts/ralink/Makefile index 11732b8c8163..d27d7e8c700f 100644 --- a/arch/mips/boot/dts/ralink/Makefile +++ b/arch/mips/boot/dts/ralink/Makefile @@ -8,6 +8,7 @@ dtb-$(CONFIG_DTB_VOCORE2) += vocore2.dtb dtb-$(CONFIG_SOC_MT7621) += \ mt7621-gnubee-gb-pc1.dtb \ - mt7621-gnubee-gb-pc2.dtb + mt7621-gnubee-gb-pc2.dtb \ + mt7621-tplink-hc220-g5-v1.dtb obj-$(CONFIG_BUILTIN_DT |