~hc/RK356X_SDK_RELEASE.git

..	..	@@ -2,6 +2,11 @@
2	2	/dts-v1/;
3	3
4	4	#include "jz4770.dtsi"
	5	+#include <dt-bindings/clock/ingenic,tcu.h>
	6	+
	7	+#include <dt-bindings/gpio/gpio.h>
	8	+#include <dt-bindings/iio/adc/ingenic,adc.h>
	9	+#include <dt-bindings/input/input.h>
5	10
6	11	/ {
7	12	compatible = "gcw,zero", "ingenic,jz4770";
..	..	@@ -14,20 +19,370 @@
14	19	serial3 = &uart3;
15	20	};
16	21
	22	+ memory: memory {
	23	+ device_type = "memory";
	24	+ reg = <0x0 0x10000000>,
	25	+ <0x30000000 0x10000000>;
	26	+ };
	27	+
17	28	chosen {
18	29	stdout-path = "serial2:57600n8";
19	30	};
20	31
21		- board {
22		- compatible = "simple-bus";
23		- #address-cells = <1>;
24		- #size-cells = <1>;
25		- ranges;
	32	+ vcc: regulator@0 {
	33	+ compatible = "regulator-fixed";
	34	+ regulator-name = "vcc";
26	35
27		- otg_phy: otg-phy {
28		- compatible = "usb-nop-xceiv";
29		- clocks = <&cgu JZ4770_CLK_OTG_PHY>;
30		- clock-names = "main_clk";
	36	+ regulator-min-microvolt = <3300000>;
	37	+ regulator-max-microvolt = <3300000>;
	38	+ regulator-always-on;
	39	+ };
	40	+
	41	+ mmc1_power: regulator@1 {
	42	+ compatible = "regulator-fixed";
	43	+ regulator-name = "mmc1_vcc";
	44	+ gpio = <&gpe 9 0>;
	45	+
	46	+ regulator-min-microvolt = <3300000>;
	47	+ regulator-max-microvolt = <3300000>;
	48	+ vin-supply = <&vcc>;
	49	+ };
	50	+
	51	+ headphones_amp: analog-amplifier@0 {
	52	+ compatible = "simple-audio-amplifier";
	53	+ enable-gpios = <&gpf 3 GPIO_ACTIVE_LOW>;
	54	+ enable-delay-ms = <50>;
	55	+
	56	+ VCC-supply = <&ldo5>;
	57	+ sound-name-prefix = "Headphones Amp";
	58	+ };
	59	+
	60	+ speaker_amp: analog-amplifier@1 {
	61	+ compatible = "simple-audio-amplifier";
	62	+ enable-gpios = <&gpf 20 GPIO_ACTIVE_HIGH>;
	63	+
	64	+ VCC-supply = <&ldo5>;
	65	+ sound-name-prefix = "Speaker Amp";
	66	+ };
	67	+
	68	+ sound {
	69	+ compatible = "simple-audio-card";
	70	+
	71	+ simple-audio-card,name = "gcw0-audio";
	72	+ simple-audio-card,format = "i2s";
	73	+
	74	+ simple-audio-card,widgets =
	75	+ "Speaker", "Speaker",
	76	+ "Headphone", "Headphones",
	77	+ "Line", "FM Radio",
	78	+ "Microphone", "Built-in Mic";
	79	+ simple-audio-card,routing =
	80	+ "Headphones Amp INL", "LHPOUT",
	81	+ "Headphones Amp INR", "RHPOUT",
	82	+ "Headphones", "Headphones Amp OUTL",
	83	+ "Headphones", "Headphones Amp OUTR",
	84	+ "Speaker Amp INL", "LOUT",
	85	+ "Speaker Amp INR", "ROUT",
	86	+ "Speaker", "Speaker Amp OUTL",
	87	+ "Speaker", "Speaker Amp OUTR",
	88	+ "LLINEIN", "FM Radio",
	89	+ "RLINEIN", "FM Radio",
	90	+ "Built-in Mic", "MICBIAS",
	91	+ "MIC1P", "Built-in Mic",
	92	+ "MIC1N", "Built-in Mic";
	93	+ simple-audio-card,pin-switches = "Speaker", "Headphones";
	94	+
	95	+ simple-audio-card,hp-det-gpio = <&gpf 21 GPIO_ACTIVE_LOW>;
	96	+ simple-audio-card,aux-devs = <&speaker_amp>, <&headphones_amp>;
	97	+
	98	+ simple-audio-card,bitclock-master = <&dai_codec>;
	99	+ simple-audio-card,frame-master = <&dai_codec>;
	100	+
	101	+ dai_cpu: simple-audio-card,cpu {
	102	+ sound-dai = <&aic>;
	103	+ };
	104	+
	105	+ dai_codec: simple-audio-card,codec {
	106	+ sound-dai = <&codec>;
	107	+ };
	108	+ };
	109	+
	110	+ rumble {
	111	+ compatible = "pwm-vibrator";
	112	+ pwms = <&pwm 4 2000000 0>;
	113	+ pwm-names = "enable";
	114	+
	115	+ pinctrl-names = "default";
	116	+ pinctrl-0 = <&pins_pwm4>;
	117	+ };
	118	+
	119	+ backlight: backlight {
	120	+ compatible = "pwm-backlight";
	121	+ pwms = <&pwm 1 40000 0>;
	122	+ power-supply = <&vcc>;
	123	+
	124	+ brightness-levels = <0 16 32 48 64 80 96 112 128
	125	+ 144 160 176 192 208 224 240 255>;
	126	+ default-brightness-level = <12>;
	127	+
	128	+ pinctrl-names = "default";
	129	+ pinctrl-0 = <&pins_pwm1>;
	130	+ };
	131	+
	132	+ gpio-keys {
	133	+ compatible = "gpio-keys";
	134	+ #address-cells = <1>;
	135	+ #size-cells = <0>;
	136	+
	137	+ autorepeat;
	138	+
	139	+ button@0 {
	140	+ label = "D-pad up";
	141	+ linux,code = <KEY_UP>;
	142	+ linux,can-disable;
	143	+ gpios = <&gpe 21 GPIO_ACTIVE_LOW>;
	144	+ };
	145	+
	146	+ button@1 {
	147	+ label = "D-pad down";
	148	+ linux,code = <KEY_DOWN>;
	149	+ linux,can-disable;
	150	+ gpios = <&gpe 25 GPIO_ACTIVE_LOW>;
	151	+ };
	152	+
	153	+ button@2 {
	154	+ label = "D-pad left";
	155	+ linux,code = <KEY_LEFT>;
	156	+ linux,can-disable;
	157	+ gpios = <&gpe 23 GPIO_ACTIVE_LOW>;
	158	+ };
	159	+
	160	+ button@3 {
	161	+ label = "D-pad right";
	162	+ linux,code = <KEY_RIGHT>;
	163	+ linux,can-disable;
	164	+ gpios = <&gpe 24 GPIO_ACTIVE_LOW>;
	165	+ };
	166	+
	167	+ button@4 {
	168	+ label = "Button A";
	169	+ linux,code = <KEY_LEFTCTRL>;
	170	+ linux,can-disable;
	171	+ gpios = <&gpe 29 GPIO_ACTIVE_LOW>;
	172	+ };
	173	+
	174	+ button@5 {
	175	+ label = "Button B";
	176	+ linux,code = <KEY_LEFTALT>;
	177	+ linux,can-disable;
	178	+ gpios = <&gpe 20 GPIO_ACTIVE_LOW>;
	179	+ };
	180	+
	181	+ button@6 {
	182	+ label = "Button Y";
	183	+ linux,code = <KEY_SPACE>;
	184	+ linux,can-disable;
	185	+ gpios = <&gpe 27 GPIO_ACTIVE_LOW>;
	186	+ };
	187	+
	188	+ button@7 {
	189	+ label = "Button X";
	190	+ linux,code = <KEY_LEFTSHIFT>;
	191	+ linux,can-disable;
	192	+ gpios = <&gpe 28 GPIO_ACTIVE_LOW>;
	193	+ };
	194	+
	195	+ button@8 {
	196	+ label = "Left shoulder button";
	197	+ linux,code = <KEY_TAB>;
	198	+ linux,can-disable;
	199	+ gpios = <&gpb 20 GPIO_ACTIVE_LOW>;
	200	+ };
	201	+
	202	+ button@9 {
	203	+ label = "Right shoulder button";
	204	+ linux,code = <KEY_BACKSPACE>;
	205	+ linux,can-disable;
	206	+ gpios = <&gpe 26 GPIO_ACTIVE_LOW>;
	207	+ };
	208	+
	209	+ button@10 {
	210	+ label = "Start button";
	211	+ linux,code = <KEY_ENTER>;
	212	+ linux,can-disable;
	213	+ gpios = <&gpb 21 GPIO_ACTIVE_LOW>;
	214	+ };
	215	+
	216	+ button@11 {
	217	+ label = "Select button";
	218	+ linux,code = <KEY_ESC>;
	219	+ linux,can-disable;
	220	+ /*
	221	+ * This is the only button that is active high,
	222	+ * since it doubles as BOOT_SEL1.
	223	+ */
	224	+ gpios = <&gpd 18 GPIO_ACTIVE_HIGH>;
	225	+ };
	226	+
	227	+ button@12 {
	228	+ label = "Power slider";
	229	+ linux,code = <KEY_POWER>;
	230	+ linux,can-disable;
	231	+ gpios = <&gpa 30 GPIO_ACTIVE_LOW>;
	232	+ wakeup-source;
	233	+ };
	234	+
	235	+ button@13 {
	236	+ label = "Power hold";
	237	+ linux,code = <KEY_PAUSE>;
	238	+ linux,can-disable;
	239	+ gpios = <&gpf 11 GPIO_ACTIVE_LOW>;
	240	+ };
	241	+ };
	242	+
	243	+ i2c3: i2c-controller@3 {
	244	+ compatible = "i2c-gpio";
	245	+ #address-cells = <1>;
	246	+ #size-cells = <0>;
	247	+
	248	+ sda-gpios = <&gpd 5 GPIO_ACTIVE_HIGH>;
	249	+ scl-gpios = <&gpd 4 GPIO_ACTIVE_HIGH>;
	250	+ i2c-gpio,delay-us = <2>; /* 250 kHz */
	251	+
	252	+ act8600: pmic@5a {
	253	+ compatible = "active-semi,act8600";
	254	+ reg = <0x5a>;
	255	+
	256	+ regulators {
	257	+ /* USB OTG */
	258	+ otg_vbus: SUDCDC_REG4 {
	259	+ /*
	260	+ * 5.3V instead of 5.0V to compensate
	261	+ * for the voltage drop of a diode
	262	+ * between the regulator and the
	263	+ * connector.
	264	+ */
	265	+ regulator-min-microvolt = <5300000>;
	266	+ regulator-max-microvolt = <5300000>;
	267	+ inl-supply = <&vcc>;
	268	+ };
	269	+
	270	+ /*
	271	+ * When this is off, there is no sound, but also
	272	+ * no USB networking.
	273	+ */
	274	+ ldo5: LDO5 {
	275	+ regulator-min-microvolt = <2500000>;
	276	+ regulator-max-microvolt = <2500000>;
	277	+ inl-supply = <&vcc>;
	278	+ };
	279	+
	280	+ /* LCD panel and FM radio */
	281	+ ldo6: LDO6 {
	282	+ regulator-min-microvolt = <3300000>;
	283	+ regulator-max-microvolt = <3300000>;
	284	+ inl-supply = <&vcc>;
	285	+ };
	286	+
	287	+ /* ??? */
	288	+ LDO7 {
	289	+ regulator-min-microvolt = <3300000>;
	290	+ regulator-max-microvolt = <3300000>;
	291	+ /regulator-always-on;/
	292	+ inl-supply = <&vcc>;
	293	+ };
	294	+
	295	+ /*
	296	+ * The colors on the LCD are wrong when this is
	297	+ * off. Which is strange, since the LCD panel
	298	+ * data sheet only mentions a 3.3V input.
	299	+ */
	300	+ LDO8 {
	301	+ regulator-min-microvolt = <1800000>;
	302	+ regulator-max-microvolt = <1800000>;
	303	+ regulator-always-on;
	304	+ inl-supply = <&vcc>;
	305	+ };
	306	+
	307	+ /* RTC fixed 3.3V */
	308	+ LDO_REG9 {
	309	+ regulator-min-microvolt = <3300000>;
	310	+ regulator-max-microvolt = <3300000>;
	311	+ regulator-always-on;
	312	+ inl-supply = <&vcc>;
	313	+ };
	314	+
	315	+ /* Unused fixed 1.2V */
	316	+ LDO_REG10 {
	317	+ inl-supply = <&vcc>;
	318	+ };
	319	+ };
	320	+ };
	321	+ };
	322	+
	323	+ leds {
	324	+ compatible = "gpio-leds";
	325	+
	326	+ led {
	327	+ gpios = <&gpb 30 GPIO_ACTIVE_LOW>;
	328	+ default-state = "on";
	329	+ };
	330	+ };
	331	+
	332	+ spi {
	333	+ compatible = "spi-gpio";
	334	+ #address-cells = <1>;
	335	+ #size-cells = <0>;
	336	+
	337	+ sck-gpios = <&gpe 15 GPIO_ACTIVE_HIGH>;
	338	+ mosi-gpios = <&gpe 17 GPIO_ACTIVE_HIGH>;
	339	+ cs-gpios = <&gpe 16 GPIO_ACTIVE_HIGH>;
	340	+ num-chipselects = <1>;
	341	+
	342	+ nt39016@0 {
	343	+ compatible = "kingdisplay,kd035g6-54nt";
	344	+ reg = <0>;
	345	+
	346	+ spi-max-frequency = <3125000>;
	347	+ spi-3wire;
	348	+ spi-cs-high;
	349	+
	350	+ reset-gpios = <&gpe 2 GPIO_ACTIVE_LOW>;
	351	+
	352	+ backlight = <&backlight>;
	353	+ power-supply = <&ldo6>;
	354	+
	355	+ port {
	356	+ panel_input: endpoint {
	357	+ remote-endpoint = <&panel_output>;
	358	+ };
	359	+ };
	360	+ };
	361	+ };
	362	+
	363	+ connector {
	364	+ compatible = "gpio-usb-b-connector", "usb-b-connector";
	365	+ label = "mini-USB";
	366	+ type = "mini";
	367	+
	368	+ /*
	369	+ * USB OTG is not yet working reliably, the ID detection
	370	+ * mechanism tends to fry easily for unknown reasons.
	371	+ * Until this is fixed, disable OTG by not providing the
	372	+ * ID GPIO to the driver.
	373	+ */
	374	+ //id-gpios = <&gpf 18 GPIO_ACTIVE_LOW>;
	375	+
	376	+ vbus-gpios = <&gpb 5 GPIO_ACTIVE_HIGH>;
	377	+ vbus-supply = <&otg_vbus>;
	378	+
	379	+ pinctrl-names = "default";
	380	+ pinctrl-0 = <&pins_otg>;
	381	+
	382	+ port {
	383	+ usb_ep: endpoint {
	384	+ remote-endpoint = <&usb_otg_ep>;
	385	+ };
31	386	};
32	387	};
33	388	};
..	..	@@ -36,27 +391,157 @@
36	391	clock-frequency = <12000000>;
37	392	};
38	393
	394	+&pinctrl {
	395	+ pins_lcd: lcd {
	396	+ function = "lcd";
	397	+ groups = "lcd-24bit";
	398	+ };
	399	+
	400	+ pins_uart2: uart2 {
	401	+ function = "uart2";
	402	+ groups = "uart2-data";
	403	+ };
	404	+
	405	+ pins_mmc0: mmc0 {
	406	+ function = "mmc0";
	407	+ groups = "mmc0-1bit-a", "mmc0-4bit-a";
	408	+ };
	409	+
	410	+ pins_mmc1: mmc1 {
	411	+ function = "mmc1";
	412	+ groups = "mmc1-1bit-d", "mmc1-4bit-d";
	413	+ };
	414	+
	415	+ pins_otg: otg {
	416	+ otg-vbus-pin {
	417	+ function = "otg";
	418	+ groups = "otg-vbus";
	419	+ };
	420	+
	421	+ vbus-pin {
	422	+ pins = "PB5";
	423	+ bias-disable;
	424	+ };
	425	+ };
	426	+
	427	+ pins_pwm1: pwm1 {
	428	+ function = "pwm1";
	429	+ groups = "pwm1";
	430	+ };
	431	+
	432	+ pins_pwm4: pwm4 {
	433	+ function = "pwm4";
	434	+ groups = "pwm4";
	435	+ };
	436	+};
	437	+
39	438	&uart2 {
	439	+ pinctrl-names = "default";
	440	+ pinctrl-0 = <&pins_uart2>;
	441	+
40	442	status = "okay";
41	443	};
42	444
43	445	&cgu {
44		- /* Put high-speed peripherals under PLL1, such that we can change the
	446	+ /*
	447	+ * Put high-speed peripherals under PLL1, such that we can change the
45	448	* PLL0 frequency on demand without having to suspend peripherals.
46	449	* We use a rate of 432 MHz, which is the least common multiple of
47	450	* 27 MHz (required by TV encoder) and 48 MHz (required by USB host).
	451	+ * Put the GPU under PLL0 since we want a higher frequency.
	452	+ * Use the 32 kHz oscillator as the parent of the RTC for a higher
	453	+ * precision.
48	454	*/
49	455	assigned-clocks =
50	456	<&cgu JZ4770_CLK_PLL1>,
51		- <&cgu JZ4770_CLK_UHC>;
	457	+ <&cgu JZ4770_CLK_GPU>,
	458	+ <&cgu JZ4770_CLK_RTC>,
	459	+ <&cgu JZ4770_CLK_UHC>,
	460	+ <&cgu JZ4770_CLK_LPCLK_MUX>,
	461	+ <&cgu JZ4770_CLK_MMC0_MUX>,
	462	+ <&cgu JZ4770_CLK_MMC1_MUX>;
52	463	assigned-clock-parents =
53	464	<0>,
	465	+ <&cgu JZ4770_CLK_PLL0>,
	466	+ <&cgu JZ4770_CLK_OSC32K>,
	467	+ <&cgu JZ4770_CLK_PLL1>,
	468	+ <&cgu JZ4770_CLK_PLL1>,
	469	+ <&cgu JZ4770_CLK_PLL1>,
54	470	<&cgu JZ4770_CLK_PLL1>;
55	471	assigned-clock-rates =
56		- <432000000>;
	472	+ <432000000>,
	473	+ <600000000>;
57	474	};
58	475
59	476	&uhc {
60	477	/* The WiFi module is connected to the UHC. */
61	478	status = "okay";
62	479	};
	480	+
	481	+&tcu {
	482	+ /*
	483	+ * 750 kHz for the system timer and clocksource, 12 MHz for the OST,
	484	+ * and use RTC as the parent for the watchdog clock
	485	+ */
	486	+ assigned-clocks = <&tcu TCU_CLK_TIMER0>, <&tcu TCU_CLK_TIMER2>,
	487	+ <&tcu TCU_CLK_OST>, <&tcu TCU_CLK_WDT>;
	488	+ assigned-clock-parents = <0>, <0>, <0>, <&cgu JZ4770_CLK_RTC>;
	489	+ assigned-clock-rates = <750000>, <750000>, <12000000>;
	490	+
	491	+ /* PWM1 is in use, so use channel #2 for the clocksource */
	492	+ ingenic,pwm-channels-mask = <0xfa>;
	493	+};
	494	+
	495	+&usb_otg {
	496	+ port {
	497	+ usb_otg_ep: endpoint {
	498	+ remote-endpoint = <&usb_ep>;
	499	+ };
	500	+ };
	501	+};
	502	+
	503	+&otg_phy {
	504	+ vcc-supply = <&ldo5>;
	505	+};
	506	+
	507	+&rtc {
	508	+ clocks = <&cgu JZ4770_CLK_RTC>;
	509	+ clock-names = "rtc";
	510	+
	511	+ system-power-controller;
	512	+};
	513	+
	514	+&mmc0 {
	515	+ status = "okay";
	516	+
	517	+ bus-width = <4>;
	518	+ max-frequency = <48000000>;
	519	+ vmmc-supply = <&vcc>;
	520	+ non-removable;
	521	+
	522	+ pinctrl-names = "default";
	523	+ pinctrl-0 = <&pins_mmc0>;
	524	+};
	525	+
	526	+&mmc1 {
	527	+ status = "okay";
	528	+
	529	+ bus-width = <4>;
	530	+ max-frequency = <48000000>;
	531	+ cd-gpios = <&gpb 2 GPIO_ACTIVE_LOW>;
	532	+ vmmc-supply = <&mmc1_power>;
	533	+
	534	+ pinctrl-names = "default";
	535	+ pinctrl-0 = <&pins_mmc1>;
	536	+};
	537	+
	538	+&lcd {
	539	+ pinctrl-names = "default";
	540	+ pinctrl-0 = <&pins_lcd>;
	541	+
	542	+ port {
	543	+ panel_output: endpoint {
	544	+ remote-endpoint = <&panel_input>;
	545	+ };
	546	+ };
	547	+};