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TOMOYO Linux Cross Reference
Linux/arch/arc/boot/dts/axs10x_mb.dtsi

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  1 // SPDX-License-Identifier: GPL-2.0-only
  2 /*
  3  * Support for peripherals on the AXS10x mainboard
  4  *
  5  * Copyright (C) 2013-15 Synopsys, Inc. (www.synopsys.com)
  6  */
  7 
  8 / {
  9         aliases {
 10                 ethernet = &gmac;
 11         };
 12 
 13         axs10x_mb {
 14                 compatible = "simple-bus";
 15                 #address-cells = <1>;
 16                 #size-cells = <1>;
 17                 ranges = <0x00000000 0x0 0xe0000000 0x10000000>;
 18                 interrupt-parent = <&mb_intc>;
 19 
 20                 creg_rst: reset-controller@11220 {
 21                         compatible = "snps,axs10x-reset";
 22                         #reset-cells = <1>;
 23                         reg = <0x11220 0x4>;
 24                 };
 25 
 26                 i2sclk: i2sclk@100a0 {
 27                         compatible = "snps,axs10x-i2s-pll-clock";
 28                         reg = <0x100a0 0x10>;
 29                         clocks = <&i2spll_clk>;
 30                         #clock-cells = <0>;
 31                 };
 32 
 33                 clocks {
 34                         i2spll_clk: i2spll_clk {
 35                                 compatible = "fixed-clock";
 36                                 clock-frequency = <27000000>;
 37                                 #clock-cells = <0>;
 38                         };
 39 
 40                         i2cclk: i2cclk {
 41                                 compatible = "fixed-clock";
 42                                 clock-frequency = <50000000>;
 43                                 #clock-cells = <0>;
 44                         };
 45 
 46                         apbclk: apbclk {
 47                                 compatible = "fixed-clock";
 48                                 clock-frequency = <50000000>;
 49                                 #clock-cells = <0>;
 50                         };
 51 
 52                         mmcclk: mmcclk {
 53                                 compatible = "fixed-clock";
 54                                 /*
 55                                  * DW sdio controller has external ciu clock divider
 56                                  * controlled via register in SDIO IP. It divides
 57                                  * sdio_ref_clk (which comes from CGU) by 16 for
 58                                  * default. So default mmcclk clock (which comes
 59                                  * to sdk_in) is 25000000 Hz.
 60                                  */
 61                                 clock-frequency = <25000000>;
 62                                 #clock-cells = <0>;
 63                         };
 64                 };
 65 
 66                 pguclk: pguclk@10080 {
 67                         compatible = "snps,axs10x-pgu-pll-clock";
 68                         reg = <0x10080 0x10>, <0x110 0x10>;
 69                         #clock-cells = <0>;
 70                         clocks = <&input_clk>;
 71                 };
 72 
 73                 gmac: ethernet@18000 {
 74                         #interrupt-cells = <1>;
 75                         compatible = "snps,dwmac";
 76                         reg = < 0x18000 0x2000 >;
 77                         interrupts = < 4 >;
 78                         interrupt-names = "macirq";
 79                         phy-mode = "rgmii";
 80                         snps,pbl = < 32 >;
 81                         snps,multicast-filter-bins = <256>;
 82                         clocks = <&apbclk>;
 83                         clock-names = "stmmaceth";
 84                         max-speed = <100>;
 85                         resets = <&creg_rst 5>;
 86                         reset-names = "stmmaceth";
 87                         mac-address = [00 00 00 00 00 00]; /* Filled in by U-Boot */
 88                 };
 89 
 90                 usb@40000 {
 91                         compatible = "generic-ehci";
 92                         reg = < 0x40000 0x100 >;
 93                         interrupts = < 8 >;
 94                 };
 95 
 96                 usb@60000 {
 97                         compatible = "generic-ohci";
 98                         reg = < 0x60000 0x100 >;
 99                         interrupts = < 8 >;
100                 };
101 
102                 /*
103                  * According to DW Mobile Storage databook it is required
104                  * to use  "Hold Register" if card is enumerated in SDR12 or
105                  * SDR25 modes.
106                  *
107                  * Utilization of "Hold Register" is already implemented via
108                  * dw_mci_pltfm_prepare_command() which in its turn gets
109                  * used through dw_mci_drv_data->prepare_command call-back.
110                  * This call-back is used in Altera Socfpga platform and so
111                  * we may reuse it saying that we're compatible with their
112                  * "altr,socfpga-dw-mshc".
113                  *
114                  * Most probably "Hold Register" utilization is platform-
115                  * independent requirement which means that single unified
116                  * "snps,dw-mshc" should be enough for all users of DW MMC once
117                  * dw_mci_pltfm_prepare_command() is used in generic platform
118                  * code.
119                  */
120                 mmc@15000 {
121                         compatible = "altr,socfpga-dw-mshc";
122                         reg = < 0x15000 0x400 >;
123                         fifo-depth = < 16 >;
124                         card-detect-delay = < 200 >;
125                         clocks = <&apbclk>, <&mmcclk>;
126                         clock-names = "biu", "ciu";
127                         interrupts = < 7 >;
128                         bus-width = < 4 >;
129                 };
130 
131                 uart@20000 {
132                         compatible = "snps,dw-apb-uart";
133                         reg = <0x20000 0x100>;
134                         clock-frequency = <33333333>;
135                         interrupts = <17>;
136                         baud = <115200>;
137                         reg-shift = <2>;
138                         reg-io-width = <4>;
139                 };
140 
141                 uart@21000 {
142                         compatible = "snps,dw-apb-uart";
143                         reg = <0x21000 0x100>;
144                         clock-frequency = <33333333>;
145                         interrupts = <18>;
146                         baud = <115200>;
147                         reg-shift = <2>;
148                         reg-io-width = <4>;
149                 };
150 
151                 /* UART muxed with USB data port (ttyS3) */
152                 uart@22000 {
153                         compatible = "snps,dw-apb-uart";
154                         reg = <0x22000 0x100>;
155                         clock-frequency = <33333333>;
156                         interrupts = <19>;
157                         baud = <115200>;
158                         reg-shift = <2>;
159                         reg-io-width = <4>;
160                 };
161 
162                 i2c@1d000 {
163                         compatible = "snps,designware-i2c";
164                         reg = <0x1d000 0x100>;
165                         clock-frequency = <400000>;
166                         clocks = <&i2cclk>;
167                         interrupts = <14>;
168                 };
169 
170                 i2s: i2s@1e000 {
171                         compatible = "snps,designware-i2s";
172                         reg = <0x1e000 0x100>;
173                         clocks = <&i2sclk 0>;
174                         clock-names = "i2sclk";
175                         interrupts = <15>;
176                         #sound-dai-cells = <0>;
177                 };
178 
179                 i2c@1f000 {
180                         compatible = "snps,designware-i2c";
181                         #address-cells = <1>;
182                         #size-cells = <0>;
183                         reg = <0x1f000 0x100>;
184                         clock-frequency = <400000>;
185                         clocks = <&i2cclk>;
186                         interrupts = <16>;
187 
188                         adv7511:adv7511@39{
189                                 compatible="adi,adv7511";
190                                 reg = <0x39>;
191                                 interrupts = <23>;
192                                 adi,input-depth = <8>;
193                                 adi,input-colorspace = "rgb";
194                                 adi,input-clock = "1x";
195                                 adi,clock-delay = <0x03>;
196                                 #sound-dai-cells = <0>;
197 
198                                 ports {
199                                         #address-cells = <1>;
200                                         #size-cells = <0>;
201 
202                                         /* RGB/YUV input */
203                                         port@0 {
204                                                 reg = <0>;
205                                                 adv7511_input:endpoint {
206                                                 remote-endpoint = <&pgu_output>;
207                                                 };
208                                         };
209 
210                                         /* HDMI output */
211                                         port@1 {
212                                                 reg = <1>;
213                                                 adv7511_output: endpoint {
214                                                         remote-endpoint = <&hdmi_connector_in>;
215                                                 };
216                                         };
217                                 };
218                         };
219 
220                         eeprom@54{
221                                 compatible = "atmel,24c01";
222                                 reg = <0x54>;
223                                 pagesize = <0x8>;
224                         };
225 
226                         eeprom@57{
227                                 compatible = "atmel,24c04";
228                                 reg = <0x57>;
229                                 pagesize = <0x8>;
230                         };
231                 };
232 
233                 hdmi0: connector {
234                         compatible = "hdmi-connector";
235                         type = "a";
236                         port {
237                                 hdmi_connector_in: endpoint {
238                                         remote-endpoint = <&adv7511_output>;
239                                 };
240                         };
241                 };
242 
243                 gpio0:gpio@13000 {
244                         compatible = "snps,dw-apb-gpio";
245                         reg = <0x13000 0x1000>;
246                         #address-cells = <1>;
247                         #size-cells = <0>;
248 
249                         gpio0_banka: gpio-controller@0 {
250                                 compatible = "snps,dw-apb-gpio-port";
251                                 gpio-controller;
252                                 #gpio-cells = <2>;
253                                 snps,nr-gpios = <32>;
254                                 reg = <0>;
255                         };
256 
257                         gpio0_bankb: gpio-controller@1 {
258                                 compatible = "snps,dw-apb-gpio-port";
259                                 gpio-controller;
260                                 #gpio-cells = <2>;
261                                 snps,nr-gpios = <8>;
262                                 reg = <1>;
263                         };
264 
265                         gpio0_bankc: gpio-controller@2 {
266                                 compatible = "snps,dw-apb-gpio-port";
267                                 gpio-controller;
268                                 #gpio-cells = <2>;
269                                 snps,nr-gpios = <8>;
270                                 reg = <2>;
271                         };
272                 };
273 
274                 gpio1:gpio@14000 {
275                         compatible = "snps,dw-apb-gpio";
276                         reg = <0x14000 0x1000>;
277                         #address-cells = <1>;
278                         #size-cells = <0>;
279 
280                         gpio1_banka: gpio-controller@0 {
281                                 compatible = "snps,dw-apb-gpio-port";
282                                 gpio-controller;
283                                 #gpio-cells = <2>;
284                                 snps,nr-gpios = <30>;
285                                 reg = <0>;
286                         };
287 
288                         gpio1_bankb: gpio-controller@1 {
289                                 compatible = "snps,dw-apb-gpio-port";
290                                 gpio-controller;
291                                 #gpio-cells = <2>;
292                                 snps,nr-gpios = <10>;
293                                 reg = <1>;
294                         };
295 
296                         gpio1_bankc: gpio-controller@2 {
297                                 compatible = "snps,dw-apb-gpio-port";
298                                 gpio-controller;
299                                 #gpio-cells = <2>;
300                                 snps,nr-gpios = <8>;
301                                 reg = <2>;
302                         };
303                 };
304 
305                 pgu@17000 {
306                         compatible = "snps,arcpgu";
307                         reg = <0x17000 0x400>;
308                         clocks = <&pguclk>;
309                         clock-names = "pxlclk";
310                         memory-region = <&frame_buffer>;
311                         port {
312                                 pgu_output: endpoint {
313                                         remote-endpoint = <&adv7511_input>;
314                                 };
315                         };
316                 };
317 
318                 sound_playback {
319                         compatible = "simple-audio-card";
320                         simple-audio-card,name = "AXS10x HDMI Audio";
321                         simple-audio-card,format = "i2s";
322                         simple-audio-card,cpu {
323                                 sound-dai = <&i2s>;
324                         };
325                         simple-audio-card,codec {
326                                 sound-dai = <&adv7511>;
327                         };
328                 };
329         };
330 };

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