Re: [PATCH 7/8] arm64: dts: allwinner: Add Allwinner H616 .dtsi file

Icenowy Zheng
2020-12-02T16:17:09Z

于 2020年12月3日 GMT+08:00 上午12:05:04, Maxime Ripard <maxime@cerno.tech> 写到:
>On Wed, Dec 02, 2020 at 01:54:08PM +0000, Andre Przywara wrote:
>> This (relatively) new SoC is similar to the H6, but drops the
>(broken)
>> PCIe support and the USB 3.0 controller. It also gets the management
>> controller removed, which in turn removes *some*, but not all of the
>> devices formerly dedicated to the ARISC (CPUS).
>> There does not seem to be an external interrupt controller anymore,
>so
>> no external interrupts through an NMI pin. The AXP driver needs to
>learn
>> living with that.
>>
>> Signed-off-by: Andre Przywara <andre.przywara@arm.com>
>> ---
>> .../arm64/boot/dts/allwinner/sun50i-h616.dtsi | 704
>++++++++++++++++++
>> 1 file changed, 704 insertions(+)
>> create mode 100644 arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi
>>
>> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi
>b/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi
>> new file mode 100644
>> index 000000000000..dcffbfdcd26b
>> --- /dev/null
>> +++ b/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi
>> @@ -0,0 +1,704 @@
>> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
>> +// Copyright (C) 2020 Arm Ltd.
>> +// based on the H6 dtsi, which is:
>> +// Copyright (C) 2017 Icenowy Zheng <icenowy@aosc.io>
>> +
>> +#include <dt-bindings/interrupt-controller/arm-gic.h>
>> +#include <dt-bindings/clock/sun50i-h616-ccu.h>
>> +#include <dt-bindings/clock/sun50i-h6-r-ccu.h>
>> +#include <dt-bindings/reset/sun50i-h616-ccu.h>
>> +#include <dt-bindings/reset/sun50i-h6-r-ccu.h>
>> +
>> +/ {
>> + interrupt-parent = <&gic>;
>> + #address-cells = <2>;
>> + #size-cells = <2>;
>> +
>> + cpus {
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> +
>> + cpu0: cpu@0 {
>> + compatible = "arm,cortex-a53";
>> + device_type = "cpu";
>> + reg = <0>;
>> + enable-method = "psci";
>> + clocks = <&ccu CLK_CPUX>;
>> + };
>> +
>> + cpu1: cpu@1 {
>> + compatible = "arm,cortex-a53";
>> + device_type = "cpu";
>> + reg = <1>;
>> + enable-method = "psci";
>> + clocks = <&ccu CLK_CPUX>;
>> + };
>> +
>> + cpu2: cpu@2 {
>> + compatible = "arm,cortex-a53";
>> + device_type = "cpu";
>> + reg = <2>;
>> + enable-method = "psci";
>> + clocks = <&ccu CLK_CPUX>;
>> + };
>> +
>> + cpu3: cpu@3 {
>> + compatible = "arm,cortex-a53";
>> + device_type = "cpu";
>> + reg = <3>;
>> + enable-method = "psci";
>> + clocks = <&ccu CLK_CPUX>;
>> + };
>> + };
>> +
>> + reserved-memory {
>> + #address-cells = <2>;
>> + #size-cells = <2>;
>> + ranges;
>> +
>> + /* 512KiB reserved for ARM Trusted Firmware (BL31) */
>> + secmon_reserved: secmon@40000000 {
>> + reg = <0x0 0x40000000 0x0 0x80000>;
>> + no-map;
>> + };
>> + };
>
>I'm not sure why that node is there, the previous SoCs didn't have it?

Previously we (ab)use SRAM A2 (designed for ARISC) for ATF.
But H616 has no SRAM A2.

>Shouldn't ATF patch it itself?
>
>> + osc24M: osc24M_clk {
>> + #clock-cells = <0>;
>> + compatible = "fixed-clock";
>> + clock-frequency = <24000000>;
>> + clock-output-names = "osc24M";
>> + };
>> +
>> + pmu {
>> + compatible = "arm,cortex-a53-pmu";
>> + interrupts = <GIC_SPI 140 IRQ_TYPE_LEVEL_HIGH>,
>> + <GIC_SPI 141 IRQ_TYPE_LEVEL_HIGH>,
>> + <GIC_SPI 142 IRQ_TYPE_LEVEL_HIGH>,
>> + <GIC_SPI 143 IRQ_TYPE_LEVEL_HIGH>;
>> + interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>;
>> + };
>> +
>> + psci {
>> + compatible = "arm,psci-0.2";
>> + method = "smc";
>> + };
>> +
>> + timer {
>> + compatible = "arm,armv8-timer";
>> + arm,no-tick-in-suspend;
>
>This was tested with crust I assume?
>
>> + interrupts = <GIC_PPI 13
>> + (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
>> + <GIC_PPI 14
>> + (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
>> + <GIC_PPI 11
>> + (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
>> + <GIC_PPI 10
>> + (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
>> + };
>> +
>> + soc {
>> + compatible = "simple-bus";
>> + #address-cells = <1>;
>> + #size-cells = <1>;
>> + ranges = <0x0 0x0 0x0 0x40000000>;
>> +
>> + syscon: syscon@3000000 {
>> + compatible = "allwinner,sun50i-h616-system-control",
>
>That compatible isn't documented
>
>> + "allwinner,sun50i-a64-system-control";
>> + reg = <0x03000000 0x1000>;
>> + #address-cells = <1>;
>> + #size-cells = <1>;
>> + ranges;
>> +
>> + sram_c: sram@28000 {
>> + compatible = "mmio-sram";
>> + reg = <0x00028000 0x30000>;
>> + #address-cells = <1>;
>> + #size-cells = <1>;
>> + ranges = <0 0x00028000 0x30000>;
>> + };
>> +
>> + sram_c1: sram@1a00000 {
>> + compatible = "mmio-sram";
>> + reg = <0x01a00000 0x200000>;
>> + #address-cells = <1>;
>> + #size-cells = <1>;
>> + ranges = <0 0x01a00000 0x200000>;
>> +
>> + ve_sram: sram-section@0 {
>> + compatible = "allwinner,sun50i-h616-sram-c1",
>
>Ditto
>
>> + "allwinner,sun4i-a10-sram-c1";
>> + reg = <0x000000 0x200000>;
>> + };
>> + };
>> + };
>> +
>> + ccu: clock@3001000 {
>> + compatible = "allwinner,sun50i-h616-ccu";
>
>Ditto
>
>> + reg = <0x03001000 0x1000>;
>> + clocks = <&osc24M>, <&rtc 0>, <&rtc 2>;
>> + clock-names = "hosc", "losc", "iosc";
>> + #clock-cells = <1>;
>> + #reset-cells = <1>;
>> + };
>> +
>> + watchdog: watchdog@30090a0 {
>> + compatible = "allwinner,sun50i-h616-wdt",
>
>Ditto. I guess you can just run checkpatch there, it will let you know
>all the ones that aren't documented :)
>
>> + "allwinner,sun6i-a31-wdt";
>> + reg = <0x030090a0 0x20>;
>> + interrupts = <GIC_SPI 50 IRQ_TYPE_LEVEL_HIGH>;
>> + clocks = <&osc24M>;
>> + status = "disabled";
>> + };
>> +
>> + pio: pinctrl@300b000 {
>> + compatible = "allwinner,sun50i-h616-pinctrl";
>> + reg = <0x0300b000 0x400>;
>> + interrupts = <GIC_SPI 52 IRQ_TYPE_LEVEL_HIGH>,
>> + <GIC_SPI 54 IRQ_TYPE_LEVEL_HIGH>,
>> + <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>,
>> + <GIC_SPI 56 IRQ_TYPE_LEVEL_HIGH>,
>> + <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>;
>> + clocks = <&ccu CLK_APB1>, <&osc24M>, <&rtc 0>;
>> + clock-names = "apb", "hosc", "losc";
>> + gpio-controller;
>> + #gpio-cells = <3>;
>> + interrupt-controller;
>> + #interrupt-cells = <3>;
>> +
>> + ext_rgmii_pins: rgmii-pins {
>> + pins = "PI0", "PI1", "PI2", "PI3", "PI4",
>> + "PI5", "PI7", "PI8", "PI9", "PI10",
>> + "PI11", "PI12", "PI13", "PI14", "PI15",
>> + "PI16";
>> + function = "emac0";
>> + drive-strength = <40>;
>> + };
>> +
>> + i2c0_pins: i2c0-pins {
>> + pins = "PI6", "PI7";
>> + function = "i2c0";
>> + };
>> +
>> + i2c3_pins_a: i2c1-pins-a {
>
>I guess you meant i2c3 in the node name?
>
>The pin groups with multiple options also are supposed to have the pin
>bank instead of the _a or _b suffix, so i2c3_ph_pins
>
>> + pins = "PH4", "PH5";
>> + function = "i2c3";
>> + };
>> +
>> + ir_rx_pin: ir_rx_pin {
>> + pins = "PH10";
>> + function = "ir_rx";
>> + };
>> +
>> + mmc0_pins: mmc0-pins {
>> + pins = "PF0", "PF1", "PF2", "PF3",
>> + "PF4", "PF5";
>> + function = "mmc0";
>> + drive-strength = <30>;
>> + bias-pull-up;
>> + };
>> +
>> + mmc1_pins: mmc1-pins {
>> + pins = "PG0", "PG1", "PG2", "PG3",
>> + "PG4", "PG5";
>> + function = "mmc1";
>> + drive-strength = <30>;
>> + bias-pull-up;
>> + };
>> +
>> + mmc2_pins: mmc2-pins {
>> + pins = "PC0", "PC1", "PC5", "PC6",
>> + "PC8", "PC9", "PC10", "PC11",
>> + "PC13", "PC14", "PC15", "PC16";
>> + function = "mmc2";
>> + drive-strength = <30>;
>> + bias-pull-up;
>> + };
>> +
>> + spi0_pins: spi0-pins {
>> + pins = "PC0", "PC2", "PC3", "PC4";
>> + function = "spi0";
>> + };
>> +
>> + spi1_pins: spi1-pins {
>> + pins = "PH6", "PH7", "PH8";
>> + function = "spi1";
>> + };
>> +
>> + spi1_cs_pin: spi1-cs-pin {
>> + pins = "PH5";
>> + function = "spi1";
>> + };
>> +
>> + uart0_ph_pins: uart0-ph-pins {
>> + pins = "PH0", "PH1";
>> + function = "uart0";
>> + };
>> +
>> + uart1_pins: uart1-pins {
>> + pins = "PG6", "PG7";
>> + function = "uart1";
>> + };
>> +
>> + uart1_rts_cts_pins: uart1-rts-cts-pins {
>> + pins = "PG8", "PG9";
>> + function = "uart1";
>> + };
>> + };
>> +
>> + gic: interrupt-controller@3021000 {
>> + compatible = "arm,gic-400";
>> + reg = <0x03021000 0x1000>,
>> + <0x03022000 0x2000>,
>> + <0x03024000 0x2000>,
>> + <0x03026000 0x2000>;
>> + interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) |
>IRQ_TYPE_LEVEL_HIGH)>;
>> + interrupt-controller;
>> + #interrupt-cells = <3>;
>> + };
>> +
>> + mmc0: mmc@4020000 {
>> + compatible = "allwinner,sun50i-h616-mmc",
>> + "allwinner,sun50i-a100-mmc";
>> + reg = <0x04020000 0x1000>;
>> + clocks = <&ccu CLK_BUS_MMC0>, <&ccu CLK_MMC0>;
>> + clock-names = "ahb", "mmc";
>> + resets = <&ccu RST_BUS_MMC0>;
>> + reset-names = "ahb";
>> + interrupts = <GIC_SPI 35 IRQ_TYPE_LEVEL_HIGH>;
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&mmc0_pins>;
>> + status = "disabled";
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + };
>> +
>> + mmc1: mmc@4021000 {
>> + compatible = "allwinner,sun50i-h616-mmc",
>> + "allwinner,sun50i-a100-mmc";
>> + reg = <0x04021000 0x1000>;
>> + clocks = <&ccu CLK_BUS_MMC1>, <&ccu CLK_MMC1>;
>> + clock-names = "ahb", "mmc";
>> + resets = <&ccu RST_BUS_MMC1>;
>> + reset-names = "ahb";
>> + interrupts = <GIC_SPI 36 IRQ_TYPE_LEVEL_HIGH>;
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&mmc1_pins>;
>> + status = "disabled";
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + };
>> +
>> + mmc2: mmc@4022000 {
>> + compatible = "allwinner,sun50i-h616-emmc",
>> + "allwinner,sun50i-a64-emmc";
>> + reg = <0x04022000 0x1000>;
>> + clocks = <&ccu CLK_BUS_MMC2>, <&ccu CLK_MMC2>;
>> + clock-names = "ahb", "mmc";
>> + resets = <&ccu RST_BUS_MMC2>;
>> + reset-names = "ahb";
>> + interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&mmc2_pins>;
>> + status = "disabled";
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + };
>> +
>> + uart0: serial@5000000 {
>> + compatible = "snps,dw-apb-uart";
>> + reg = <0x05000000 0x400>;
>> + interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
>> + reg-shift = <2>;
>> + reg-io-width = <4>;
>> + clocks = <&ccu CLK_BUS_UART0>;
>> + resets = <&ccu RST_BUS_UART0>;
>> + status = "disabled";
>> + };
>> +
>> + uart1: serial@5000400 {
>> + compatible = "snps,dw-apb-uart";
>> + reg = <0x05000400 0x400>;
>> + interrupts = <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>;
>> + reg-shift = <2>;
>> + reg-io-width = <4>;
>> + clocks = <&ccu CLK_BUS_UART1>;
>> + resets = <&ccu RST_BUS_UART1>;
>> + status = "disabled";
>> + };
>> +
>> + uart2: serial@5000800 {
>> + compatible = "snps,dw-apb-uart";
>> + reg = <0x05000800 0x400>;
>> + interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>;
>> + reg-shift = <2>;
>> + reg-io-width = <4>;
>> + clocks = <&ccu CLK_BUS_UART2>;
>> + resets = <&ccu RST_BUS_UART2>;
>> + status = "disabled";
>> + };
>> +
>> + uart3: serial@5000c00 {
>> + compatible = "snps,dw-apb-uart";
>> + reg = <0x05000c00 0x400>;
>> + interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
>> + reg-shift = <2>;
>> + reg-io-width = <4>;
>> + clocks = <&ccu CLK_BUS_UART3>;
>> + resets = <&ccu RST_BUS_UART3>;
>> + status = "disabled";
>> + };
>> +
>> + uart4: serial@5001000 {
>> + compatible = "snps,dw-apb-uart";
>> + reg = <0x05001000 0x400>;
>> + interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>;
>> + reg-shift = <2>;
>> + reg-io-width = <4>;
>> + clocks = <&ccu CLK_BUS_UART4>;
>> + resets = <&ccu RST_BUS_UART4>;
>> + status = "disabled";
>> + };
>> +
>> + uart5: serial@5001400 {
>> + compatible = "snps,dw-apb-uart";
>> + reg = <0x05001400 0x400>;
>> + interrupts = <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>;
>> + reg-shift = <2>;
>> + reg-io-width = <4>;
>> + clocks = <&ccu CLK_BUS_UART5>;
>> + resets = <&ccu RST_BUS_UART5>;
>> + status = "disabled";
>> + };
>> +
>> + i2c0: i2c@5002000 {
>> + compatible = "allwinner,sun50i-h616-i2c",
>> + "allwinner,sun6i-a31-i2c";
>> + reg = <0x05002000 0x400>;
>> + interrupts = <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>;
>> + clocks = <&ccu CLK_BUS_I2C0>;
>> + resets = <&ccu RST_BUS_I2C0>;
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&i2c0_pins>;
>> + status = "disabled";
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + };
>> +
>> + i2c1: i2c@5002400 {
>> + compatible = "allwinner,sun50i-h616-i2c",
>> + "allwinner,sun6i-a31-i2c";
>> + reg = <0x05002400 0x400>;
>> + interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
>> + clocks = <&ccu CLK_BUS_I2C1>;
>> + resets = <&ccu RST_BUS_I2C1>;
>> + status = "disabled";
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + };
>> +
>> + i2c2: i2c@5002800 {
>> + compatible = "allwinner,sun50i-h616-i2c",
>> + "allwinner,sun6i-a31-i2c";
>> + reg = <0x05002800 0x400>;
>> + interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>;
>> + clocks = <&ccu CLK_BUS_I2C2>;
>> + resets = <&ccu RST_BUS_I2C2>;
>> + status = "disabled";
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + };
>> +
>> + i2c3: i2c@5002c00 {
>> + compatible = "allwinner,sun50i-h616-i2c",
>> + "allwinner,sun6i-a31-i2c";
>> + reg = <0x05002c00 0x400>;
>> + interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
>> + clocks = <&ccu CLK_BUS_I2C3>;
>> + resets = <&ccu RST_BUS_I2C3>;
>> + status = "disabled";
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + };
>> +
>> + i2c4: i2c@5003000 {
>> + compatible = "allwinner,sun50i-h616-i2c",
>> + "allwinner,sun6i-a31-i2c";
>> + reg = <0x05003000 0x400>;
>> + interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
>> + clocks = <&ccu CLK_BUS_I2C4>;
>> + resets = <&ccu RST_BUS_I2C4>;
>> + status = "disabled";
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + };
>> +
>> + spi0: spi@5010000 {
>> + compatible = "allwinner,sun50i-h616-spi",
>> + "allwinner,sun8i-h3-spi";
>> + reg = <0x05010000 0x1000>;
>> + interrupts = <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
>> + clocks = <&ccu CLK_BUS_SPI0>, <&ccu CLK_SPI0>;
>> + clock-names = "ahb", "mod";
>> + resets = <&ccu RST_BUS_SPI0>;
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&spi0_pins>;
>> + status = "disabled";
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + };
>> +
>> + spi1: spi@5011000 {
>> + compatible = "allwinner,sun50i-h616-spi",
>> + "allwinner,sun8i-h3-spi";
>> + reg = <0x05011000 0x1000>;
>> + interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
>> + clocks = <&ccu CLK_BUS_SPI1>, <&ccu CLK_SPI1>;
>> + clock-names = "ahb", "mod";
>> + resets = <&ccu RST_BUS_SPI1>;
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&spi1_pins>;
>> + status = "disabled";
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + };
>> +
>> + emac0: ethernet@5020000 {
>> + compatible = "allwinner,sun50i-h616-emac",
>> + "allwinner,sun50i-a64-emac";
>> + syscon = <&syscon>;
>> + reg = <0x05020000 0x10000>;
>> + interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
>> + interrupt-names = "macirq";
>> + resets = <&ccu RST_BUS_EMAC0>;
>> + reset-names = "stmmaceth";
>> + clocks = <&ccu CLK_BUS_EMAC0>;
>> + clock-names = "stmmaceth";
>> + status = "disabled";
>> +
>> + mdio: mdio {
>> + compatible = "snps,dwmac-mdio";
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + };
>> + };
>> +
>> + usbotg: usb@5100000 {
>> + compatible = "allwinner,sun50i-h616-musb",
>> + "allwinner,sun8i-a33-musb";
>> + reg = <0x05100000 0x0400>;
>> + clocks = <&ccu CLK_BUS_OTG>;
>> + resets = <&ccu RST_BUS_OTG>;
>> + interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;
>> + interrupt-names = "mc";
>> + phys = <&usbphy 0>;
>> + phy-names = "usb";
>> + extcon = <&usbphy 0>;
>> + status = "disabled";
>> + };
>> +
>> + usbphy: phy@5100400 {
>> + compatible = "allwinner,sun50i-h616-usb-phy";
>> + reg = <0x05100400 0x24>,
>> + <0x05101800 0x4>,
>> + <0x05200800 0x4>,
>> + <0x05310800 0x4>,
>> + <0x05311800 0x4>;
>> + reg-names = "phy_ctrl",
>> + "pmu0",
>> + "pmu1",
>> + "pmu2",
>> + "pmu3";
>> + clocks = <&ccu CLK_USB_PHY0>,
>> + <&ccu CLK_USB_PHY1>,
>> + <&ccu CLK_USB_PHY2>,
>> + <&ccu CLK_USB_PHY3>;
>> + clock-names = "usb0_phy",
>> + "usb1_phy",
>> + "usb2_phy",
>> + "usb3_phy";
>> + resets = <&ccu RST_USB_PHY0>,
>> + <&ccu RST_USB_PHY1>,
>> + <&ccu RST_USB_PHY2>,
>> + <&ccu RST_USB_PHY3>;
>> + reset-names = "usb0_reset",
>> + "usb1_reset",
>> + "usb2_reset",
>> + "usb3_reset";
>> + status = "disabled";
>> + #phy-cells = <1>;
>> + };
>
>Did you send a patch to support that PHY?
>
>Maxime