diff options
Diffstat (limited to 'arch/arm64/boot/dts/apple/t8015.dtsi')
| -rw-r--r-- | arch/arm64/boot/dts/apple/t8015.dtsi | 234 |
1 files changed, 234 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/apple/t8015.dtsi b/arch/arm64/boot/dts/apple/t8015.dtsi new file mode 100644 index 000000000000..8828d830e5be --- /dev/null +++ b/arch/arm64/boot/dts/apple/t8015.dtsi @@ -0,0 +1,234 @@ +// SPDX-License-Identifier: GPL-2.0+ OR MIT +/* + * Apple T8015 "A11" SoC + * + * Other names: H10, "Skye" + * + * Copyright (c) 2022, Konrad Dybcio <konradybcio@kernel.org> + */ + +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/interrupt-controller/apple-aic.h> +#include <dt-bindings/interrupt-controller/irq.h> +#include <dt-bindings/pinctrl/apple.h> + +/ { + 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>; + + cpu-map { + cluster0 { + core0 { + cpu = <&cpu_e0>; + }; + core1 { + cpu = <&cpu_e1>; + }; + core2 { + cpu = <&cpu_e2>; + }; + core3 { + cpu = <&cpu_e3>; + }; + }; + + cluster1 { + core0 { + cpu = <&cpu_p0>; + }; + core1 { + cpu = <&cpu_p1>; + }; + }; + }; + + cpu_e0: cpu@0 { + compatible = "apple,mistral"; + reg = <0x0 0x0>; + cpu-release-addr = <0 0>; /* To be filled by loader */ + enable-method = "spin-table"; + device_type = "cpu"; + }; + + cpu_e1: cpu@1 { + compatible = "apple,mistral"; + reg = <0x0 0x1>; + cpu-release-addr = <0 0>; /* To be filled by loader */ + enable-method = "spin-table"; + device_type = "cpu"; + }; + + cpu_e2: cpu@2 { + compatible = "apple,mistral"; + reg = <0x0 0x2>; + cpu-release-addr = <0 0>; /* To be filled by loader */ + enable-method = "spin-table"; + device_type = "cpu"; + }; + + cpu_e3: cpu@3 { + compatible = "apple,mistral"; + reg = <0x0 0x3>; + cpu-release-addr = <0 0>; /* To be filled by loader */ + enable-method = "spin-table"; + device_type = "cpu"; + }; + + cpu_p0: cpu@10004 { + compatible = "apple,monsoon"; + reg = <0x0 0x10004>; + cpu-release-addr = <0 0>; /* To be filled by loader */ + enable-method = "spin-table"; + device_type = "cpu"; + }; + + cpu_p1: cpu@10005 { + compatible = "apple,monsoon"; + reg = <0x0 0x10005>; + cpu-release-addr = <0 0>; /* To be filled by loader */ + enable-method = "spin-table"; + device_type = "cpu"; + }; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <2>; + #size-cells = <2>; + nonposted-mmio; + ranges; + + serial0: serial@22e600000 { + compatible = "apple,s5l-uart"; + reg = <0x2 0x2e600000 0x0 0x4000>; + reg-io-width = <4>; + interrupt-parent = <&aic>; + interrupts = <AIC_IRQ 282 IRQ_TYPE_LEVEL_HIGH>; + /* Use the bootloader-enabled clocks for now. */ + clocks = <&clkref>, <&clkref>; + clock-names = "uart", "clk_uart_baud0"; + status = "disabled"; + }; + + aic: interrupt-controller@232100000 { + compatible = "apple,t8015-aic", "apple,aic"; + reg = <0x2 0x32100000 0x0 0x8000>; + #interrupt-cells = <3>; + interrupt-controller; + }; + + pinctrl_ap: pinctrl@233100000 { + compatible = "apple,t8015-pinctrl", "apple,pinctrl"; + reg = <0x2 0x33100000 0x0 0x1000>; + + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&pinctrl_ap 0 0 223>; + apple,npins = <223>; + + interrupt-controller; + #interrupt-cells = <2>; + interrupt-parent = <&aic>; + interrupts = <AIC_IRQ 50 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 51 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 52 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 53 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 54 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 55 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 56 IRQ_TYPE_LEVEL_HIGH>; + }; + + pinctrl_aop: pinctrl@2340f0000 { + compatible = "apple,t8015-pinctrl", "apple,pinctrl"; + reg = <0x2 0x340f0000 0x0 0x4000>; + + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&pinctrl_aop 0 0 49>; + apple,npins = <49>; + + interrupt-controller; + #interrupt-cells = <2>; + interrupt-parent = <&aic>; + interrupts = <AIC_IRQ 135 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 136 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 137 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 138 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 139 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 140 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 141 IRQ_TYPE_LEVEL_HIGH>; + }; + + pinctrl_nub: pinctrl@2351f0000 { + compatible = "apple,t8015-pinctrl", "apple,pinctrl"; + reg = <0x2 0x351f0000 0x0 0x4000>; + + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&pinctrl_nub 0 0 8>; + apple,npins = <8>; + + interrupt-controller; + #interrupt-cells = <2>; + interrupt-parent = <&aic>; + interrupts = <AIC_IRQ 168 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 169 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 170 IRQ_TYPE_LEVEL_HIGH>; + }; + + wdt: watchdog@2352b0000 { + compatible = "apple,t8015-wdt", "apple,wdt"; + reg = <0x2 0x352b0000 0x0 0x4000>; + clocks = <&clkref>; + interrupt-parent = <&aic>; + interrupts = <AIC_IRQ 172 IRQ_TYPE_LEVEL_HIGH>; + }; + + pinctrl_smc: pinctrl@236024000 { + compatible = "apple,t8015-pinctrl", "apple,pinctrl"; + reg = <0x2 0x36024000 0x0 0x4000>; + + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&pinctrl_smc 0 0 6>; + apple,npins = <6>; + + interrupt-controller; + #interrupt-cells = <2>; + interrupt-parent = <&aic>; + interrupts = <AIC_IRQ 199 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 200 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 201 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 202 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 203 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 204 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 205 IRQ_TYPE_LEVEL_HIGH>; + /* + * SMC is not yet supported and accessing this pinctrl while SMC is + * suspended results in a hang. + */ + status = "disabled"; + }; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupt-parent = <&aic>; + interrupt-names = "phys", "virt"; + /* Note that A11 doesn't actually have a hypervisor (EL2 is not implemented). */ + interrupts = <AIC_FIQ AIC_TMR_GUEST_PHYS IRQ_TYPE_LEVEL_HIGH>, + <AIC_FIQ AIC_TMR_GUEST_VIRT IRQ_TYPE_LEVEL_HIGH>; + }; +}; |