From: Konrad Dybcio Date: Wed, 23 Oct 2024 04:40:51 +0000 (+0800) Subject: arm64: dts: apple: Add A9X devices X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=1100a117edadca52b691f66bbd0a2b4a40649bab;p=users%2Fjedix%2Flinux-maple.git arm64: dts: apple: Add A9X devices Add the device tree for the A9X SoC and the devices based on it: - iPad Pro (9.7 Inch) - iPad Pro (12.9 Inch) (1st generation) Signed-off-by: Konrad Dybcio [Nick: SMP and m1n1 support, uart interrupt and pinctrl fixes] Co-developed-by: Nick Chan Signed-off-by: Nick Chan Acked-by: Linus Walleij Reviewed-by: Neal Gompa Signed-off-by: Hector Martin --- diff --git a/arch/arm64/boot/dts/apple/Makefile b/arch/arm64/boot/dts/apple/Makefile index cbb7e409b7e38..f8cd10889d9fc 100644 --- a/arch/arm64/boot/dts/apple/Makefile +++ b/arch/arm64/boot/dts/apple/Makefile @@ -28,6 +28,10 @@ dtb-$(CONFIG_ARCH_APPLE) += s8003-j72t.dtb dtb-$(CONFIG_ARCH_APPLE) += s8003-n66m.dtb dtb-$(CONFIG_ARCH_APPLE) += s8003-n69.dtb dtb-$(CONFIG_ARCH_APPLE) += s8003-n71m.dtb +dtb-$(CONFIG_ARCH_APPLE) += s8001-j127.dtb +dtb-$(CONFIG_ARCH_APPLE) += s8001-j128.dtb +dtb-$(CONFIG_ARCH_APPLE) += s8001-j98a.dtb +dtb-$(CONFIG_ARCH_APPLE) += s8001-j99a.dtb dtb-$(CONFIG_ARCH_APPLE) += t8103-j274.dtb dtb-$(CONFIG_ARCH_APPLE) += t8103-j293.dtb dtb-$(CONFIG_ARCH_APPLE) += t8103-j313.dtb diff --git a/arch/arm64/boot/dts/apple/s8001-common.dtsi b/arch/arm64/boot/dts/apple/s8001-common.dtsi new file mode 100644 index 0000000000000..e94d0e77653a8 --- /dev/null +++ b/arch/arm64/boot/dts/apple/s8001-common.dtsi @@ -0,0 +1,48 @@ +// SPDX-License-Identifier: GPL-2.0+ OR MIT +/* + * Apple iPad Pro (9.7-inch), iPad Pro (12.9-inch) + * + * This file contains parts common to all Apple A9X devices. + * + * target-type: J127, J128, J98a, J99a + * + * Copyright (c) 2024, Nick Chan + */ + +/ { + aliases { + serial0 = &serial0; + }; + + chosen { + #address-cells = <2>; + #size-cells = <2>; + ranges; + + stdout-path = "serial0"; + + framebuffer0: framebuffer@0 { + compatible = "apple,simple-framebuffer", "simple-framebuffer"; + reg = <0 0 0 0>; /* To be filled by loader */ + /* Format properties will be added by loader */ + status = "disabled"; + }; + }; + + memory@800000000 { + device_type = "memory"; + reg = <0x8 0 0 0>; /* To be filled by loader */ + }; + + reserved-memory { + #address-cells = <2>; + #size-cells = <2>; + ranges; + + /* To be filled by loader */ + }; +}; + +&serial0 { + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/apple/s8001-j127.dts b/arch/arm64/boot/dts/apple/s8001-j127.dts new file mode 100644 index 0000000000000..8b522085cb3ec --- /dev/null +++ b/arch/arm64/boot/dts/apple/s8001-j127.dts @@ -0,0 +1,14 @@ +// SPDX-License-Identifier: GPL-2.0+ OR MIT +/* + * Apple iPad Pro (9.7-inch) (Wi-Fi), J127, iPad6,3 (A1673) + * Copyright (c) 2022, Konrad Dybcio + */ + +/dts-v1/; + +#include "s8001-pro.dtsi" + +/ { + compatible = "apple,j127", "apple,s8001", "apple,arm-platform"; + model = "Apple iPad Pro (9.7-inch) (Wi-Fi)"; +}; diff --git a/arch/arm64/boot/dts/apple/s8001-j128.dts b/arch/arm64/boot/dts/apple/s8001-j128.dts new file mode 100644 index 0000000000000..cdd3d06dcbf1e --- /dev/null +++ b/arch/arm64/boot/dts/apple/s8001-j128.dts @@ -0,0 +1,14 @@ +// SPDX-License-Identifier: GPL-2.0+ OR MIT +/* + * Apple iPad Pro (9.7-inch) (Cellular), J128, iPad6,4 (A1674/A1675) + * Copyright (c) 2022, Konrad Dybcio + */ + +/dts-v1/; + +#include "s8001-pro.dtsi" + +/ { + compatible = "apple,j128", "apple,s8001", "apple,arm-platform"; + model = "Apple iPad Pro (9.7-inch) (Cellular)"; +}; diff --git a/arch/arm64/boot/dts/apple/s8001-j98a.dts b/arch/arm64/boot/dts/apple/s8001-j98a.dts new file mode 100644 index 0000000000000..6d6b841e7ab0b --- /dev/null +++ b/arch/arm64/boot/dts/apple/s8001-j98a.dts @@ -0,0 +1,14 @@ +// SPDX-License-Identifier: GPL-2.0+ OR MIT +/* + * Apple iPad Pro (12.9-inch) (Wi-Fi), J98a, iPad6,7 (A1584) + * Copyright (c) 2022, Konrad Dybcio + */ + +/dts-v1/; + +#include "s8001-pro.dtsi" + +/ { + compatible = "apple,j98a", "apple,s8001", "apple,arm-platform"; + model = "Apple iPad Pro (12.9-inch) (Wi-Fi)"; +}; diff --git a/arch/arm64/boot/dts/apple/s8001-j99a.dts b/arch/arm64/boot/dts/apple/s8001-j99a.dts new file mode 100644 index 0000000000000..d20194b1cae73 --- /dev/null +++ b/arch/arm64/boot/dts/apple/s8001-j99a.dts @@ -0,0 +1,14 @@ +// SPDX-License-Identifier: GPL-2.0+ OR MIT +/* + * Apple iPad Pro (12.9-inch) (Cellular), J99a, iPad6,8 (A1652) + * Copyright (c) 2022, Konrad Dybcio + */ + +/dts-v1/; + +#include "s8001-pro.dtsi" + +/ { + compatible = "apple,j99a", "apple,s8001", "apple,arm-platform"; + model = "Apple iPad Pro (12.9-inch) (Cellular)"; +}; diff --git a/arch/arm64/boot/dts/apple/s8001-pro.dtsi b/arch/arm64/boot/dts/apple/s8001-pro.dtsi new file mode 100644 index 0000000000000..1fce5a7c4200a --- /dev/null +++ b/arch/arm64/boot/dts/apple/s8001-pro.dtsi @@ -0,0 +1,44 @@ +// SPDX-License-Identifier: GPL-2.0+ OR MIT +/* + * Apple iPad Pro (1st generation) common device tree + * + * Copyright (c) 2022, Konrad Dybcio + */ + +#include "s8001.dtsi" +#include "s8001-common.dtsi" +#include + +/ { + chassis-type = "tablet"; + + gpio-keys { + compatible = "gpio-keys"; + + button-home { + label = "Home Button"; + gpios = <&pinctrl_ap 122 GPIO_ACTIVE_LOW>; + linux,code = ; + wakeup-source; + }; + + button-power { + label = "Power Button"; + gpios = <&pinctrl_ap 123 GPIO_ACTIVE_LOW>; + linux,code = ; + wakeup-source; + }; + + button-voldown { + label = "Volume Down"; + gpios = <&pinctrl_ap 15 GPIO_ACTIVE_LOW>; + linux,code = ; + }; + + button-volup { + label = "Volume Up"; + gpios = <&pinctrl_ap 12 GPIO_ACTIVE_LOW>; + linux,code = ; + }; + }; +}; diff --git a/arch/arm64/boot/dts/apple/s8001.dtsi b/arch/arm64/boot/dts/apple/s8001.dtsi new file mode 100644 index 0000000000000..23ee3238844d9 --- /dev/null +++ b/arch/arm64/boot/dts/apple/s8001.dtsi @@ -0,0 +1,133 @@ +// SPDX-License-Identifier: GPL-2.0+ OR MIT +/* + * Apple S8001 "A9X" SoC + * + * Other names: H8G, "Elba" + * + * Copyright (c) 2022, Konrad Dybcio + */ + +#include +#include +#include +#include + +/ { + interrupt-parent = <&aic>; + #address-cells = <2>; + #size-cells = <2>; + + clkref: clock-ref { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <24000000>; + clock-output-names = "clkref"; + }; + + cpus { + #address-cells = <2>; + #size-cells = <0>; + + cpu0: cpu@0 { + compatible = "apple,twister"; + reg = <0x0 0x0>; + cpu-release-addr = <0 0>; /* To be filled in by loader */ + enable-method = "spin-table"; + device_type = "cpu"; + }; + + cpu1: cpu@1 { + compatible = "apple,twister"; + reg = <0x0 0x1>; + cpu-release-addr = <0 0>; /* To be filled in by loader */ + enable-method = "spin-table"; + device_type = "cpu"; + }; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <2>; + #size-cells = <2>; + nonposted-mmio; + ranges; + + serial0: serial@20a0c0000 { + compatible = "apple,s5l-uart"; + reg = <0x2 0x0a0c0000 0x0 0x4000>; + reg-io-width = <4>; + interrupt-parent = <&aic>; + interrupts = ; + /* Use the bootloader-enabled clocks for now. */ + clocks = <&clkref>, <&clkref>; + clock-names = "uart", "clk_uart_baud0"; + status = "disabled"; + }; + + aic: interrupt-controller@20e100000 { + compatible = "apple,s8000-aic", "apple,aic"; + reg = <0x2 0x0e100000 0x0 0x100000>; + #interrupt-cells = <3>; + interrupt-controller; + }; + + pinctrl_ap: pinctrl@20f100000 { + compatible = "apple,s8000-pinctrl", "apple,pinctrl"; + reg = <0x2 0x0f100000 0x0 0x100000>; + + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&pinctrl_ap 0 0 219>; + apple,npins = <219>; + + interrupt-controller; + #interrupt-cells = <2>; + interrupt-parent = <&aic>; + interrupts = , + , + , + , + , + , + ; + }; + + pinctrl_aop: pinctrl@2100f0000 { + compatible = "apple,s8000-pinctrl", "apple,pinctrl"; + reg = <0x2 0x100f0000 0x0 0x100000>; + + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&pinctrl_aop 0 0 28>; + apple,npins = <28>; + + interrupt-controller; + #interrupt-cells = <2>; + interrupt-parent = <&aic>; + interrupts = , + , + , + , + , + , + ; + }; + + wdt: watchdog@2102b0000 { + compatible = "apple,s8000-wdt", "apple,wdt"; + reg = <0x2 0x102b0000 0x0 0x4000>; + clocks = <&clkref>; + interrupt-parent = <&aic>; + interrupts = ; + }; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupt-parent = <&aic>; + interrupt-names = "phys", "virt"; + /* Note that A9X doesn't actually have a hypervisor (EL2 is not implemented). */ + interrupts = , + ; + }; +};