xref: /linux/arch/arm64/boot/dts/apple/t8015.dtsi (revision 7f71507851fc7764b36a3221839607d3a45c2025)
1// SPDX-License-Identifier: GPL-2.0+ OR MIT
2/*
3 * Apple T8015 "A11" SoC
4 *
5 * Other names: H10, "Skye"
6 *
7 * Copyright (c) 2022, Konrad Dybcio <konradybcio@kernel.org>
8 */
9
10#include <dt-bindings/gpio/gpio.h>
11#include <dt-bindings/interrupt-controller/apple-aic.h>
12#include <dt-bindings/interrupt-controller/irq.h>
13#include <dt-bindings/pinctrl/apple.h>
14
15/ {
16	interrupt-parent = <&aic>;
17	#address-cells = <2>;
18	#size-cells = <2>;
19
20	clkref: clock-ref {
21		compatible = "fixed-clock";
22		#clock-cells = <0>;
23		clock-frequency = <24000000>;
24		clock-output-names = "clkref";
25	};
26
27	cpus {
28		#address-cells = <2>;
29		#size-cells = <0>;
30
31		cpu-map {
32			cluster0 {
33				core0 {
34					cpu = <&cpu_e0>;
35				};
36				core1 {
37					cpu = <&cpu_e1>;
38				};
39				core2 {
40					cpu = <&cpu_e2>;
41				};
42				core3 {
43					cpu = <&cpu_e3>;
44				};
45			};
46
47			cluster1 {
48				core0 {
49					cpu = <&cpu_p0>;
50				};
51				core1 {
52					cpu = <&cpu_p1>;
53				};
54			};
55		};
56
57		cpu_e0: cpu@0 {
58			compatible = "apple,mistral";
59			reg = <0x0 0x0>;
60			cpu-release-addr = <0 0>; /* To be filled by loader */
61			enable-method = "spin-table";
62			device_type = "cpu";
63		};
64
65		cpu_e1: cpu@1 {
66			compatible = "apple,mistral";
67			reg = <0x0 0x1>;
68			cpu-release-addr = <0 0>; /* To be filled by loader */
69			enable-method = "spin-table";
70			device_type = "cpu";
71		};
72
73		cpu_e2: cpu@2 {
74			compatible = "apple,mistral";
75			reg = <0x0 0x2>;
76			cpu-release-addr = <0 0>; /* To be filled by loader */
77			enable-method = "spin-table";
78			device_type = "cpu";
79		};
80
81		cpu_e3: cpu@3 {
82			compatible = "apple,mistral";
83			reg = <0x0 0x3>;
84			cpu-release-addr = <0 0>; /* To be filled by loader */
85			enable-method = "spin-table";
86			device_type = "cpu";
87		};
88
89		cpu_p0: cpu@10004 {
90			compatible = "apple,monsoon";
91			reg = <0x0 0x10004>;
92			cpu-release-addr = <0 0>; /* To be filled by loader */
93			enable-method = "spin-table";
94			device_type = "cpu";
95		};
96
97		cpu_p1: cpu@10005 {
98			compatible = "apple,monsoon";
99			reg = <0x0 0x10005>;
100			cpu-release-addr = <0 0>; /* To be filled by loader */
101			enable-method = "spin-table";
102			device_type = "cpu";
103		};
104	};
105
106	soc {
107		compatible = "simple-bus";
108		#address-cells = <2>;
109		#size-cells = <2>;
110		nonposted-mmio;
111		ranges;
112
113		serial0: serial@22e600000 {
114			compatible = "apple,s5l-uart";
115			reg = <0x2 0x2e600000 0x0 0x4000>;
116			reg-io-width = <4>;
117			interrupt-parent = <&aic>;
118			interrupts = <AIC_IRQ 282 IRQ_TYPE_LEVEL_HIGH>;
119			/* Use the bootloader-enabled clocks for now. */
120			clocks = <&clkref>, <&clkref>;
121			clock-names = "uart", "clk_uart_baud0";
122			status = "disabled";
123		};
124
125		aic: interrupt-controller@232100000 {
126			compatible = "apple,t8015-aic", "apple,aic";
127			reg = <0x2 0x32100000 0x0 0x8000>;
128			#interrupt-cells = <3>;
129			interrupt-controller;
130		};
131
132		pinctrl_ap: pinctrl@233100000 {
133			compatible = "apple,t8015-pinctrl", "apple,pinctrl";
134			reg = <0x2 0x33100000 0x0 0x1000>;
135
136			gpio-controller;
137			#gpio-cells = <2>;
138			gpio-ranges = <&pinctrl_ap 0 0 223>;
139			apple,npins = <223>;
140
141			interrupt-controller;
142			#interrupt-cells = <2>;
143			interrupt-parent = <&aic>;
144			interrupts = <AIC_IRQ 50 IRQ_TYPE_LEVEL_HIGH>,
145				     <AIC_IRQ 51 IRQ_TYPE_LEVEL_HIGH>,
146				     <AIC_IRQ 52 IRQ_TYPE_LEVEL_HIGH>,
147				     <AIC_IRQ 53 IRQ_TYPE_LEVEL_HIGH>,
148				     <AIC_IRQ 54 IRQ_TYPE_LEVEL_HIGH>,
149				     <AIC_IRQ 55 IRQ_TYPE_LEVEL_HIGH>,
150				     <AIC_IRQ 56 IRQ_TYPE_LEVEL_HIGH>;
151		};
152
153		pinctrl_aop: pinctrl@2340f0000 {
154			compatible = "apple,t8015-pinctrl", "apple,pinctrl";
155			reg = <0x2 0x340f0000 0x0 0x4000>;
156
157			gpio-controller;
158			#gpio-cells = <2>;
159			gpio-ranges = <&pinctrl_aop 0 0 49>;
160			apple,npins = <49>;
161
162			interrupt-controller;
163			#interrupt-cells = <2>;
164			interrupt-parent = <&aic>;
165			interrupts = <AIC_IRQ 135 IRQ_TYPE_LEVEL_HIGH>,
166				     <AIC_IRQ 136 IRQ_TYPE_LEVEL_HIGH>,
167				     <AIC_IRQ 137 IRQ_TYPE_LEVEL_HIGH>,
168				     <AIC_IRQ 138 IRQ_TYPE_LEVEL_HIGH>,
169				     <AIC_IRQ 139 IRQ_TYPE_LEVEL_HIGH>,
170				     <AIC_IRQ 140 IRQ_TYPE_LEVEL_HIGH>,
171				     <AIC_IRQ 141 IRQ_TYPE_LEVEL_HIGH>;
172		};
173
174		pinctrl_nub: pinctrl@2351f0000 {
175			compatible = "apple,t8015-pinctrl", "apple,pinctrl";
176			reg = <0x2 0x351f0000 0x0 0x4000>;
177
178			gpio-controller;
179			#gpio-cells = <2>;
180			gpio-ranges = <&pinctrl_nub 0 0 8>;
181			apple,npins = <8>;
182
183			interrupt-controller;
184			#interrupt-cells = <2>;
185			interrupt-parent = <&aic>;
186			interrupts = <AIC_IRQ 168 IRQ_TYPE_LEVEL_HIGH>,
187				     <AIC_IRQ 169 IRQ_TYPE_LEVEL_HIGH>,
188				     <AIC_IRQ 170 IRQ_TYPE_LEVEL_HIGH>;
189		};
190
191		wdt: watchdog@2352b0000 {
192			compatible = "apple,t8015-wdt", "apple,wdt";
193			reg = <0x2 0x352b0000 0x0 0x4000>;
194			clocks = <&clkref>;
195			interrupt-parent = <&aic>;
196			interrupts = <AIC_IRQ 172 IRQ_TYPE_LEVEL_HIGH>;
197		};
198
199		pinctrl_smc: pinctrl@236024000 {
200			compatible = "apple,t8015-pinctrl", "apple,pinctrl";
201			reg = <0x2 0x36024000 0x0 0x4000>;
202
203			gpio-controller;
204			#gpio-cells = <2>;
205			gpio-ranges = <&pinctrl_smc 0 0 6>;
206			apple,npins = <6>;
207
208			interrupt-controller;
209			#interrupt-cells = <2>;
210			interrupt-parent = <&aic>;
211			interrupts = <AIC_IRQ 199 IRQ_TYPE_LEVEL_HIGH>,
212				     <AIC_IRQ 200 IRQ_TYPE_LEVEL_HIGH>,
213				     <AIC_IRQ 201 IRQ_TYPE_LEVEL_HIGH>,
214				     <AIC_IRQ 202 IRQ_TYPE_LEVEL_HIGH>,
215				     <AIC_IRQ 203 IRQ_TYPE_LEVEL_HIGH>,
216				     <AIC_IRQ 204 IRQ_TYPE_LEVEL_HIGH>,
217				     <AIC_IRQ 205 IRQ_TYPE_LEVEL_HIGH>;
218			/*
219			 * SMC is not yet supported and accessing this pinctrl while SMC is
220			 * suspended results in a hang.
221			 */
222			status = "disabled";
223		};
224	};
225
226	timer {
227		compatible = "arm,armv8-timer";
228		interrupt-parent = <&aic>;
229		interrupt-names = "phys", "virt";
230		/* Note that A11 doesn't actually have a hypervisor (EL2 is not implemented). */
231		interrupts = <AIC_FIQ AIC_TMR_GUEST_PHYS IRQ_TYPE_LEVEL_HIGH>,
232			     <AIC_FIQ AIC_TMR_GUEST_VIRT IRQ_TYPE_LEVEL_HIGH>;
233	};
234};
235