xref: /openbmc/u-boot/arch/arm/dts/rk3036.dtsi (revision 203e94f6) 
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		mmc1 = &sdmmc;
27	};
28
29	memory {
30		device_type = "memory";
31		reg = <0x60000000 0x40000000>;
32	};
33
34        arm-pmu {
35                compatible = "arm,cortex-a7-pmu";
36                interrupts = <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>,
37                             <GIC_SPI 77 IRQ_TYPE_LEVEL_HIGH>;
38                interrupt-affinity = <&cpu0>, <&cpu1>;
39        };
40
41	cpus {
42		#address-cells = <1>;
43		#size-cells = <0>;
44		enable-method = "rockchip,rk3036-smp";
45
46		cpu0: cpu@f00 {
47			device_type = "cpu";
48			compatible = "arm,cortex-a7";
49			reg = <0xf00>;
50			operating-points = <
51				/* KHz    uV */
52				 816000 1000000
53			>;
54			#cooling-cells = <2>; /* min followed by max */
55			clock-latency = <40000>;
56			clocks = <&cru ARMCLK>;
57			resets = <&cru SRST_CORE0>;
58		};
59		cpu1: cpu@f01 {
60			device_type = "cpu";
61			compatible = "arm,cortex-a7";
62			reg = <0xf01>;
63			resets = <&cru SRST_CORE1>;
64		};
65	};
66
67	amba {
68		compatible = "arm,amba-bus";
69		#address-cells = <1>;
70		#size-cells = <1>;
71		ranges;
72
73                pdma: pdma@20078000 {
74                        compatible = "arm,pl330", "arm,primecell";
75                        reg = <0x20078000 0x4000>;
76                        arm,pl330-broken-no-flushp;
77                        interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>,
78                                     <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>;
79                        #dma-cells = <1>;
80                        clocks = <&cru ACLK_DMAC2>;
81                        clock-names = "apb_pclk";
82                };
83	};
84
85	xin24m: oscillator {
86		compatible = "fixed-clock";
87		clock-frequency = <24000000>;
88		clock-output-names = "xin24m";
89		#clock-cells = <0>;
90	};
91
92	timer {
93		compatible = "arm,armv7-timer";
94		arm,cpu-registers-not-fw-configured;
95		interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
96			     <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
97			     <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
98			     <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
99		clock-frequency = <24000000>;
100	};
101
102	cru: clock-controller@20000000 {
103		compatible = "rockchip,rk3036-cru";
104		reg = <0x20000000 0x1000>;
105		rockchip,grf = <&grf>;
106		#clock-cells = <1>;
107		#reset-cells = <1>;
108		assigned-clocks = <&cru PLL_GPLL>;
109		assigned-clock-rates = <594000000>;
110	};
111
112	uart0: serial@20060000 {
113		compatible = "rockchip,rk3036-uart", "snps,dw-apb-uart";
114		reg = <0x20060000 0x100>;
115		interrupts = <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>;
116		reg-shift = <2>;
117		reg-io-width = <4>;
118		clock-frequency = <24000000>;
119		clocks = <&cru SCLK_UART0>, <&cru PCLK_UART0>;
120		clock-names = "baudclk", "apb_pclk";
121		pinctrl-names = "default";
122		pinctrl-0 = <&uart0_xfer &uart0_cts &uart0_rts>;
123	};
124
125	uart1: serial@20064000 {
126		compatible = "rockchip,rk3036-uart", "snps,dw-apb-uart";
127		reg = <0x20064000 0x100>;
128		interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>;
129		reg-shift = <2>;
130		reg-io-width = <4>;
131		clock-frequency = <24000000>;
132		clocks = <&cru SCLK_UART1>, <&cru PCLK_UART1>;
133		clock-names = "baudclk", "apb_pclk";
134		pinctrl-names = "default";
135		pinctrl-0 = <&uart1_xfer>;
136	};
137
138	uart2: serial@20068000 {
139		compatible = "rockchip,rk3036-uart", "snps,dw-apb-uart";
140		reg = <0x20068000 0x100>;
141		interrupts = <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>;
142		reg-shift = <2>;
143		reg-io-width = <4>;
144		clock-frequency = <24000000>;
145		clocks = <&cru SCLK_UART2>, <&cru PCLK_UART2>;
146		clock-names = "baudclk", "apb_pclk";
147		pinctrl-names = "default";
148		pinctrl-0 = <&uart2_xfer>;
149	};
150
151	pwm0: pwm@20050000 {
152		compatible = "rockchip,rk2928-pwm";
153		reg = <0x20050000 0x10>;
154		#pwm-cells = <3>;
155		pinctrl-names = "default";
156		pinctrl-0 = <&pwm0_pin>;
157		clocks = <&cru PCLK_PWM>;
158		clock-names = "pwm";
159		status = "disabled";
160	};
161
162	pwm1: pwm@20050010 {
163		compatible = "rockchip,rk2928-pwm";
164		reg = <0x20050010 0x10>;
165		#pwm-cells = <3>;
166		pinctrl-names = "default";
167		pinctrl-0 = <&pwm1_pin>;
168		clocks = <&cru PCLK_PWM>;
169		clock-names = "pwm";
170		status = "disabled";
171	};
172
173	pwm2: pwm@20050020 {
174		compatible = "rockchip,rk2928-pwm";
175		reg = <0x20050020 0x10>;
176		#pwm-cells = <3>;
177		pinctrl-names = "default";
178		pinctrl-0 = <&pwm2_pin>;
179		clocks = <&cru PCLK_PWM>;
180		clock-names = "pwm";
181		status = "disabled";
182	};
183
184	pwm3: pwm@20050030 {
185		compatible = "rockchip,rk2928-pwm";
186		reg = <0x20050030 0x10>;
187		#pwm-cells = <2>;
188		pinctrl-names = "default";
189		pinctrl-0 = <&pwm3_pin>;
190		clocks = <&cru PCLK_PWM>;
191		clock-names = "pwm";
192		status = "disabled";
193	};
194
195	sram: sram@10080000 {
196		compatible = "rockchip,rk3036-smp-sram", "mmio-sram";
197		reg = <0x10080000 0x2000>;
198	};
199
200	gic: interrupt-controller@10139000 {
201		compatible = "arm,gic-400";
202		interrupt-controller;
203		#interrupt-cells = <3>;
204		#address-cells = <0>;
205
206		reg = <0x10139000 0x1000>,
207		      <0x1013a000 0x1000>,
208		      <0x1013c000 0x2000>,
209		      <0x1013e000 0x2000>;
210		interrupts = <GIC_PPI 9 0xf04>;
211	};
212
213	grf: syscon@20008000 {
214		compatible = "rockchip,rk3036-grf", "syscon";
215		reg = <0x20008000 0x1000>;
216	};
217
218	usb_otg: usb@10180000 {
219		compatible = "rockchip,rk3288-usb", "rockchip,rk3066-usb",
220				"snps,dwc2";
221		reg = <0x10180000 0x40000>;
222		interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
223		clocks = <&cru HCLK_OTG0>;
224		clock-names = "otg";
225		dr_mode = "otg";
226		g-np-tx-fifo-size = <16>;
227		g-rx-fifo-size = <275>;
228		g-tx-fifo-size = <256 128 128 64 64 32>;
229		g-use-dma;
230		status = "disabled";
231	};
232
233	usb_host: usb@101c0000 {
234		compatible = "rockchip,rk3288-usb", "rockchip,rk3066-usb",
235				"snps,dwc2";
236		reg = <0x101c0000 0x40000>;
237		interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
238		clocks = <&cru HCLK_OTG1>;
239		clock-names = "otg";
240		dr_mode = "host";
241		status = "disabled";
242	};
243
244	emmc: dwmmc@1021c000 {
245		compatible = "rockchip,rk3288-dw-mshc";
246		clock-frequency = <37500000>;
247		max-frequency = <37500000>;
248		clocks = <&cru HCLK_EMMC>, <&cru SCLK_EMMC>,
249		<&cru SCLK_EMMC_DRV>, <&cru SCLK_EMMC_SAMPLE>;
250		clock-names = "biu", "ciu", "ciu_drv", "ciu_sample";
251		dmas = <&pdma 12>;
252		dma-names = "rx-tx";
253		fifo-depth = <0x100>;
254		interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>;
255		reg = <0x1021c000 0x4000>;
256		broken-cd;
257		bus-width = <8>;
258		cap-mmc-highspeed;
259		mmc-ddr-1_8v;
260		disable-wp;
261		fifo-mode;
262		non-removable;
263		num-slots = <1>;
264		default-sample-phase = <158>;
265		pinctrl-names = "default";
266		pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
267	};
268
269	sdmmc: dwmmc@10214000 {
270		compatible = "rockchip,rk3036-dw-mshc", "rockchip,rk3288-dw-mshc";
271		reg = <0x10214000 0x4000>;
272		clock-frequency = <37500000>;
273		max-frequency = <37500000>;
274		clocks = <&cru HCLK_SDMMC>, <&cru SCLK_SDMMC>;
275		clock-names = "biu", "ciu";
276		fifo-depth = <0x100>;
277		interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
278		status = "disabled";
279	};
280
281	pinctrl: pinctrl {
282		compatible = "rockchip,rk3036-pinctrl";
283		rockchip,grf = <&grf>;
284		#address-cells = <1>;
285		#size-cells = <1>;
286		ranges;
287
288		gpio0: gpio0@2007c000 {
289			compatible = "rockchip,gpio-bank";
290			reg = <0x2007c000 0x100>;
291			interrupts = <GIC_SPI 36 IRQ_TYPE_LEVEL_HIGH>;
292			clocks = <&cru PCLK_GPIO0>;
293
294			gpio-controller;
295			#gpio-cells = <2>;
296
297			interrupt-controller;
298			#interrupt-cells = <2>;
299		};
300
301		gpio1: gpio1@20080000 {
302			compatible = "rockchip,gpio-bank";
303			reg = <0x20080000 0x100>;
304			interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
305			clocks = <&cru PCLK_GPIO1>;
306
307			gpio-controller;
308			#gpio-cells = <2>;
309
310			interrupt-controller;
311			#interrupt-cells = <2>;
312		};
313
314		gpio2: gpio2@20084000 {
315			compatible = "rockchip,gpio-bank";
316			reg = <0x20084000 0x100>;
317			interrupts = <GIC_SPI 38 IRQ_TYPE_LEVEL_HIGH>;
318			clocks = <&cru PCLK_GPIO2>;
319
320			gpio-controller;
321			#gpio-cells = <2>;
322
323			interrupt-controller;
324			#interrupt-cells = <2>;
325		};
326
327		pcfg_pull_up: pcfg-pull-up {
328			bias-pull-up;
329		};
330
331		pcfg_pull_down: pcfg-pull-down {
332			bias-pull-down;
333		};
334
335		pcfg_pull_none: pcfg-pull-none {
336			bias-disable;
337		};
338
339		emmc {
340			/*
341			 * We run eMMC at max speed; bump up drive strength.
342			 * We also have external pulls, so disable the internal ones.
343			 */
344			emmc_clk: emmc-clk {
345				rockchip,pins = <2 4 RK_FUNC_2 &pcfg_pull_none>;
346			};
347
348			emmc_cmd: emmc-cmd {
349				rockchip,pins = <2 1 RK_FUNC_2 &pcfg_pull_none>;
350			};
351
352			emmc_bus8: emmc-bus8 {
353				rockchip,pins = <1 24 RK_FUNC_2 &pcfg_pull_none>,
354						<1 25 RK_FUNC_2 &pcfg_pull_none>,
355						<1 26 RK_FUNC_2 &pcfg_pull_none>,
356						<1 27 RK_FUNC_2 &pcfg_pull_none>;
357				/*
358						<1 28 RK_FUNC_2 &pcfg_pull_up>,
359						<1 29 RK_FUNC_2 &pcfg_pull_up>,
360						<1 30 RK_FUNC_2 &pcfg_pull_up>,
361						<1 31 RK_FUNC_2 &pcfg_pull_up>;
362						*/
363			};
364		};
365
366		uart0 {
367			uart0_xfer: uart0-xfer {
368				rockchip,pins = <0 16 RK_FUNC_1 &pcfg_pull_none>,
369						<0 17 RK_FUNC_1 &pcfg_pull_none>;
370			};
371
372			uart0_cts: uart0-cts {
373				rockchip,pins = <0 18 RK_FUNC_1 &pcfg_pull_none>;
374			};
375
376			uart0_rts: uart0-rts {
377				rockchip,pins = <0 19 RK_FUNC_1 &pcfg_pull_none>;
378			};
379		};
380
381		uart1 {
382			uart1_xfer: uart1-xfer {
383				rockchip,pins = <2 22 RK_FUNC_1 &pcfg_pull_none>,
384						<2 23 RK_FUNC_1 &pcfg_pull_none>;
385			};
386			/* no rts / cts for uart1 */
387		};
388
389                uart2 {
390                        uart2_xfer: uart2-xfer {
391                                rockchip,pins = <1 18 RK_FUNC_2 &pcfg_pull_none>,
392                                                <1 19 RK_FUNC_2 &pcfg_pull_none>;
393                        };
394                        /* no rts / cts for uart2 */
395                };
396
397		pwm0 {
398			pwm0_pin: pwm0-pin {
399				rockchip,pins = <0 0 RK_FUNC_2 &pcfg_pull_none>;
400			};
401		};
402
403		pwm1 {
404			pwm1_pin: pwm1-pin {
405				rockchip,pins = <0 1 RK_FUNC_2 &pcfg_pull_none>;
406			};
407		};
408
409		pwm2 {
410			pwm2_pin: pwm2-pin {
411				rockchip,pins = <0 1 2 &pcfg_pull_none>;
412			};
413		};
414
415		pwm3 {
416			pwm3_pin: pwm3-pin {
417				rockchip,pins = <0 27 1 &pcfg_pull_none>;
418			};
419		};
420
421		i2c1 {
422			i2c1_xfer: i2c1-xfer {
423				rockchip,pins = <0 2 RK_FUNC_1 &pcfg_pull_none>,
424						<0 3 RK_FUNC_1 &pcfg_pull_none>;
425			};
426		};
427	};
428
429	i2c1: i2c@20056000 {
430		compatible = "rockchip,rk3288-i2c";
431		reg = <0x20056000 0x1000>;
432		interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;
433		#address-cells = <1>;
434		#size-cells = <0>;
435		clock-names = "i2c";
436		clocks = <&cru PCLK_I2C1>;
437		pinctrl-names = "default";
438		pinctrl-0 = <&i2c1_xfer>;
439		status = "disabled";
440	};
441};
442