xref: /openbmc/u-boot/arch/arm/dts/rk3036.dtsi (revision 20c700f8) 
1/*
2 * SPDX-License-Identifier:	GPL-2.0+
3 */
4
5#include <dt-bindings/gpio/gpio.h>
6#include <dt-bindings/interrupt-controller/irq.h>
7#include <dt-bindings/interrupt-controller/arm-gic.h>
8#include <dt-bindings/pinctrl/rockchip.h>
9#include <dt-bindings/clock/rk3036-cru.h>
10#include "skeleton.dtsi"
11
12/ {
13	compatible = "rockchip,rk3036";
14
15	interrupt-parent = <&gic>;
16
17	aliases {
18		gpio0 = &gpio0;
19		gpio1 = &gpio1;
20		gpio2 = &gpio2;
21		i2c1 = &i2c1;
22		serial0 = &uart0;
23		serial1 = &uart1;
24		serial2 = &uart2;
25		mmc0 = &emmc;
26	};
27
28	memory {
29		device_type = "memory";
30		reg = <0x60000000 0x40000000>;
31	};
32
33        arm-pmu {
34                compatible = "arm,cortex-a7-pmu";
35                interrupts = <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>,
36                             <GIC_SPI 77 IRQ_TYPE_LEVEL_HIGH>;
37                interrupt-affinity = <&cpu0>, <&cpu1>;
38        };
39
40	cpus {
41		#address-cells = <1>;
42		#size-cells = <0>;
43		enable-method = "rockchip,rk3036-smp";
44
45		cpu0: cpu@f00 {
46			device_type = "cpu";
47			compatible = "arm,cortex-a7";
48			reg = <0xf00>;
49			operating-points = <
50				/* KHz    uV */
51				 816000 1000000
52			>;
53			#cooling-cells = <2>; /* min followed by max */
54			clock-latency = <40000>;
55			clocks = <&cru ARMCLK>;
56			resets = <&cru SRST_CORE0>;
57		};
58		cpu1: cpu@f01 {
59			device_type = "cpu";
60			compatible = "arm,cortex-a7";
61			reg = <0xf01>;
62			resets = <&cru SRST_CORE1>;
63		};
64	};
65
66	amba {
67		compatible = "arm,amba-bus";
68		#address-cells = <1>;
69		#size-cells = <1>;
70		ranges;
71
72                pdma: pdma@20078000 {
73                        compatible = "arm,pl330", "arm,primecell";
74                        reg = <0x20078000 0x4000>;
75                        arm,pl330-broken-no-flushp;
76                        interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>,
77                                     <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>;
78                        #dma-cells = <1>;
79                        clocks = <&cru ACLK_DMAC2>;
80                        clock-names = "apb_pclk";
81                };
82	};
83
84	xin24m: oscillator {
85		compatible = "fixed-clock";
86		clock-frequency = <24000000>;
87		clock-output-names = "xin24m";
88		#clock-cells = <0>;
89	};
90
91	timer {
92		compatible = "arm,armv7-timer";
93		arm,cpu-registers-not-fw-configured;
94		interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
95			     <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
96			     <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
97			     <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
98		clock-frequency = <24000000>;
99	};
100
101	cru: clock-controller@20000000 {
102		compatible = "rockchip,rk3036-cru";
103		reg = <0x20000000 0x1000>;
104		rockchip,grf = <&grf>;
105		#clock-cells = <1>;
106		#reset-cells = <1>;
107		assigned-clocks = <&cru PLL_GPLL>;
108		assigned-clock-rates = <594000000>;
109	};
110
111	uart0: serial@20060000 {
112		compatible = "rockchip,rk3036-uart", "snps,dw-apb-uart";
113		reg = <0x20060000 0x100>;
114		interrupts = <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>;
115		reg-shift = <2>;
116		reg-io-width = <4>;
117		clock-frequency = <24000000>;
118		clocks = <&cru SCLK_UART0>, <&cru PCLK_UART0>;
119		clock-names = "baudclk", "apb_pclk";
120		pinctrl-names = "default";
121		pinctrl-0 = <&uart0_xfer &uart0_cts &uart0_rts>;
122	};
123
124	uart1: serial@20064000 {
125		compatible = "rockchip,rk3036-uart", "snps,dw-apb-uart";
126		reg = <0x20064000 0x100>;
127		interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>;
128		reg-shift = <2>;
129		reg-io-width = <4>;
130		clock-frequency = <24000000>;
131		clocks = <&cru SCLK_UART1>, <&cru PCLK_UART1>;
132		clock-names = "baudclk", "apb_pclk";
133		pinctrl-names = "default";
134		pinctrl-0 = <&uart1_xfer>;
135	};
136
137	uart2: serial@20068000 {
138		compatible = "rockchip,rk3036-uart", "snps,dw-apb-uart";
139		reg = <0x20068000 0x100>;
140		interrupts = <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>;
141		reg-shift = <2>;
142		reg-io-width = <4>;
143		clock-frequency = <24000000>;
144		clocks = <&cru SCLK_UART2>, <&cru PCLK_UART2>;
145		clock-names = "baudclk", "apb_pclk";
146		pinctrl-names = "default";
147		pinctrl-0 = <&uart2_xfer>;
148	};
149
150	pwm0: pwm@20050000 {
151		compatible = "rockchip,rk2928-pwm";
152		reg = <0x20050000 0x10>;
153		#pwm-cells = <3>;
154		pinctrl-names = "default";
155		pinctrl-0 = <&pwm0_pin>;
156		clocks = <&cru PCLK_PWM>;
157		clock-names = "pwm";
158		status = "disabled";
159	};
160
161	pwm1: pwm@20050010 {
162		compatible = "rockchip,rk2928-pwm";
163		reg = <0x20050010 0x10>;
164		#pwm-cells = <3>;
165		pinctrl-names = "default";
166		pinctrl-0 = <&pwm1_pin>;
167		clocks = <&cru PCLK_PWM>;
168		clock-names = "pwm";
169		status = "disabled";
170	};
171
172	pwm2: pwm@20050020 {
173		compatible = "rockchip,rk2928-pwm";
174		reg = <0x20050020 0x10>;
175		#pwm-cells = <3>;
176		pinctrl-names = "default";
177		pinctrl-0 = <&pwm2_pin>;
178		clocks = <&cru PCLK_PWM>;
179		clock-names = "pwm";
180		status = "disabled";
181	};
182
183	pwm3: pwm@20050030 {
184		compatible = "rockchip,rk2928-pwm";
185		reg = <0x20050030 0x10>;
186		#pwm-cells = <2>;
187		pinctrl-names = "default";
188		pinctrl-0 = <&pwm3_pin>;
189		clocks = <&cru PCLK_PWM>;
190		clock-names = "pwm";
191		status = "disabled";
192	};
193
194	sram: sram@10080000 {
195		compatible = "rockchip,rk3036-smp-sram", "mmio-sram";
196		reg = <0x10080000 0x2000>;
197	};
198
199	gic: interrupt-controller@10139000 {
200		compatible = "arm,gic-400";
201		interrupt-controller;
202		#interrupt-cells = <3>;
203		#address-cells = <0>;
204
205		reg = <0x10139000 0x1000>,
206		      <0x1013a000 0x1000>,
207		      <0x1013c000 0x2000>,
208		      <0x1013e000 0x2000>;
209		interrupts = <GIC_PPI 9 0xf04>;
210	};
211
212	grf: syscon@20008000 {
213		compatible = "rockchip,rk3036-grf", "syscon";
214		reg = <0x20008000 0x1000>;
215	};
216
217	usb_otg: usb@10180000 {
218		compatible = "rockchip,rk3288-usb", "rockchip,rk3066-usb",
219				"snps,dwc2";
220		reg = <0x10180000 0x40000>;
221		interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
222		clocks = <&cru HCLK_OTG0>;
223		clock-names = "otg";
224		dr_mode = "otg";
225		g-np-tx-fifo-size = <16>;
226		g-rx-fifo-size = <275>;
227		g-tx-fifo-size = <256 128 128 64 64 32>;
228		g-use-dma;
229		status = "disabled";
230	};
231
232	usb_host: usb@101c0000 {
233		compatible = "rockchip,rk3288-usb", "rockchip,rk3066-usb",
234				"snps,dwc2";
235		reg = <0x101c0000 0x40000>;
236		interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
237		clocks = <&cru HCLK_OTG1>;
238		clock-names = "otg";
239		dr_mode = "host";
240		status = "disabled";
241	};
242
243	emmc: dwmmc@1021c000 {
244		compatible = "rockchip,rk3288-dw-mshc";
245		clock-frequency = <37500000>;
246		clock-freq-min-max = <400000 37500000>;
247		clocks = <&cru HCLK_EMMC>, <&cru SCLK_EMMC>,
248		<&cru SCLK_EMMC_DRV>, <&cru SCLK_EMMC_SAMPLE>;
249		clock-names = "biu", "ciu", "ciu_drv", "ciu_sample";
250		dmas = <&pdma 12>;
251		dma-names = "rx-tx";
252		fifo-depth = <0x100>;
253		interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>;
254		reg = <0x1021c000 0x4000>;
255		broken-cd;
256		bus-width = <8>;
257		cap-mmc-highspeed;
258		mmc-ddr-1_8v;
259		disable-wp;
260		fifo-mode;
261		non-removable;
262		num-slots = <1>;
263		default-sample-phase = <158>;
264		pinctrl-names = "default";
265		pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
266	};
267
268	pinctrl: pinctrl {
269		compatible = "rockchip,rk3036-pinctrl";
270		rockchip,grf = <&grf>;
271		#address-cells = <1>;
272		#size-cells = <1>;
273		ranges;
274
275		gpio0: gpio0@2007c000 {
276			compatible = "rockchip,gpio-bank";
277			reg = <0x2007c000 0x100>;
278			interrupts = <GIC_SPI 36 IRQ_TYPE_LEVEL_HIGH>;
279			clocks = <&cru PCLK_GPIO0>;
280
281			gpio-controller;
282			#gpio-cells = <2>;
283
284			interrupt-controller;
285			#interrupt-cells = <2>;
286		};
287
288		gpio1: gpio1@20080000 {
289			compatible = "rockchip,gpio-bank";
290			reg = <0x20080000 0x100>;
291			interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
292			clocks = <&cru PCLK_GPIO1>;
293
294			gpio-controller;
295			#gpio-cells = <2>;
296
297			interrupt-controller;
298			#interrupt-cells = <2>;
299		};
300
301		gpio2: gpio2@20084000 {
302			compatible = "rockchip,gpio-bank";
303			reg = <0x20084000 0x100>;
304			interrupts = <GIC_SPI 38 IRQ_TYPE_LEVEL_HIGH>;
305			clocks = <&cru PCLK_GPIO2>;
306
307			gpio-controller;
308			#gpio-cells = <2>;
309
310			interrupt-controller;
311			#interrupt-cells = <2>;
312		};
313
314		pcfg_pull_up: pcfg-pull-up {
315			bias-pull-up;
316		};
317
318		pcfg_pull_down: pcfg-pull-down {
319			bias-pull-down;
320		};
321
322		pcfg_pull_none: pcfg-pull-none {
323			bias-disable;
324		};
325
326		emmc {
327			/*
328			 * We run eMMC at max speed; bump up drive strength.
329			 * We also have external pulls, so disable the internal ones.
330			 */
331			emmc_clk: emmc-clk {
332				rockchip,pins = <2 4 RK_FUNC_2 &pcfg_pull_none>;
333			};
334
335			emmc_cmd: emmc-cmd {
336				rockchip,pins = <2 1 RK_FUNC_2 &pcfg_pull_none>;
337			};
338
339			emmc_bus8: emmc-bus8 {
340				rockchip,pins = <1 24 RK_FUNC_2 &pcfg_pull_none>,
341						<1 25 RK_FUNC_2 &pcfg_pull_none>,
342						<1 26 RK_FUNC_2 &pcfg_pull_none>,
343						<1 27 RK_FUNC_2 &pcfg_pull_none>;
344				/*
345						<1 28 RK_FUNC_2 &pcfg_pull_up>,
346						<1 29 RK_FUNC_2 &pcfg_pull_up>,
347						<1 30 RK_FUNC_2 &pcfg_pull_up>,
348						<1 31 RK_FUNC_2 &pcfg_pull_up>;
349						*/
350			};
351		};
352
353		uart0 {
354			uart0_xfer: uart0-xfer {
355				rockchip,pins = <0 16 RK_FUNC_1 &pcfg_pull_none>,
356						<0 17 RK_FUNC_1 &pcfg_pull_none>;
357			};
358
359			uart0_cts: uart0-cts {
360				rockchip,pins = <0 18 RK_FUNC_1 &pcfg_pull_none>;
361			};
362
363			uart0_rts: uart0-rts {
364				rockchip,pins = <0 19 RK_FUNC_1 &pcfg_pull_none>;
365			};
366		};
367
368		uart1 {
369			uart1_xfer: uart1-xfer {
370				rockchip,pins = <2 22 RK_FUNC_1 &pcfg_pull_none>,
371						<2 23 RK_FUNC_1 &pcfg_pull_none>;
372			};
373			/* no rts / cts for uart1 */
374		};
375
376                uart2 {
377                        uart2_xfer: uart2-xfer {
378                                rockchip,pins = <1 18 RK_FUNC_2 &pcfg_pull_none>,
379                                                <1 19 RK_FUNC_2 &pcfg_pull_none>;
380                        };
381                        /* no rts / cts for uart2 */
382                };
383
384		pwm0 {
385			pwm0_pin: pwm0-pin {
386				rockchip,pins = <0 0 RK_FUNC_2 &pcfg_pull_none>;
387			};
388		};
389
390		pwm1 {
391			pwm1_pin: pwm1-pin {
392				rockchip,pins = <0 1 RK_FUNC_2 &pcfg_pull_none>;
393			};
394		};
395
396		pwm2 {
397			pwm2_pin: pwm2-pin {
398				rockchip,pins = <0 1 2 &pcfg_pull_none>;
399			};
400		};
401
402		pwm3 {
403			pwm3_pin: pwm3-pin {
404				rockchip,pins = <0 27 1 &pcfg_pull_none>;
405			};
406		};
407
408		i2c1 {
409			i2c1_xfer: i2c1-xfer {
410				rockchip,pins = <0 2 RK_FUNC_1 &pcfg_pull_none>,
411						<0 3 RK_FUNC_1 &pcfg_pull_none>;
412			};
413		};
414	};
415
416	i2c1: i2c@20056000 {
417		compatible = "rockchip,rk3288-i2c";
418		reg = <0x20056000 0x1000>;
419		interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;
420		#address-cells = <1>;
421		#size-cells = <0>;
422		clock-names = "i2c";
423		clocks = <&cru PCLK_I2C1>;
424		pinctrl-names = "default";
425		pinctrl-0 = <&i2c1_xfer>;
426		status = "disabled";
427	};
428};
429