1// SPDX-License-Identifier: GPL-2.0+
  2/dts-v1/;
  3
  4#include "aspeed-g4.dtsi"
  5#include <dt-bindings/gpio/aspeed-gpio.h>
  6
  7/ {
  8	model = "Palmetto BMC";
  9	compatible = "tyan,palmetto-bmc", "aspeed,ast2400";
 10
 11	chosen {
 12		stdout-path = &uart5;
 13		bootargs = "console=ttyS4,115200 earlyprintk";
 14	};
 15
 16	memory@40000000 {
 17		reg = <0x40000000 0x20000000>;
 18	};
 19
 20	reserved-memory {
 21		#address-cells = <1>;
 22		#size-cells = <1>;
 23		ranges;
 24
 25		vga_memory: framebuffer@5f000000 {
 26			no-map;
 27			reg = <0x5f000000 0x01000000>; /* 16M */
 28		};
 29	};
 30
 31	leds {
 32		compatible = "gpio-leds";
 33
 34		heartbeat {
 35			gpios = <&gpio ASPEED_GPIO(R, 4) GPIO_ACTIVE_LOW>;
 36		};
 37
 38		power {
 39			gpios = <&gpio ASPEED_GPIO(R, 5) GPIO_ACTIVE_LOW>;
 40		};
 41
 42		identify {
 43			gpios = <&gpio ASPEED_GPIO(A, 2) GPIO_ACTIVE_LOW>;
 44		};
 45	};
 46
 47	gpio-keys {
 48		compatible = "gpio-keys";
 49
 50		checkstop {
 51			label = "checkstop";
 52			gpios = <&gpio ASPEED_GPIO(P, 5) GPIO_ACTIVE_LOW>;
 53			linux,code = <ASPEED_GPIO(P, 5)>;
 54		};
 55	};
 56};
 57
 58&fmc {
 59	status = "okay";
 60	flash@0 {
 61		status = "okay";
 62		m25p,fast-read;
 63		label = "bmc";
 64#include "openbmc-flash-layout.dtsi"
 65	};
 66};
 67
 68&spi {
 69	status = "okay";
 70	pinctrl-names = "default";
 71	pinctrl-0 = <&pinctrl_spi1debug_default>;
 72
 73	flash@0 {
 74		status = "okay";
 75		m25p,fast-read;
 76		label = "pnor";
 77	};
 78};
 79
 80&pinctrl {
 81	pinctrl-names = "default";
 82	pinctrl-0 = <&pinctrl_flbusy_default &pinctrl_flwp_default
 83
 84			&pinctrl_vgahs_default &pinctrl_vgavs_default
 85			&pinctrl_ddcclk_default &pinctrl_ddcdat_default>;
 86};
 87
 88&uart1 {
 89	/* Rear RS-232 connector */
 90	status = "okay";
 91
 92	pinctrl-names = "default";
 93	pinctrl-0 = <&pinctrl_txd1_default
 94			&pinctrl_rxd1_default
 95			&pinctrl_nrts1_default
 96			&pinctrl_ndtr1_default
 97			&pinctrl_ndsr1_default
 98			&pinctrl_ncts1_default
 99			&pinctrl_ndcd1_default
100			&pinctrl_nri1_default>;
101};
102
103&uart5 {
104	status = "okay";
105};
106
107&mac0 {
108	status = "okay";
109
110	use-ncsi;
111
112	pinctrl-names = "default";
113	pinctrl-0 = <&pinctrl_rmii1_default>;
114};
115
116&i2c0 {
117	status = "okay";
118
119	eeprom@50 {
120		compatible = "atmel,24c256";
121		reg = <0x50>;
122		pagesize = <64>;
123	};
124
125	rtc@68 {
126		compatible = "dallas,ds3231";
127		reg = <0x68>;
128	};
129};
130
131&i2c1 {
132	status = "okay";
133};
134
135&i2c2 {
136	status = "okay";
137
138	tmp423@4c {
139		compatible = "ti,tmp423";
140		reg = <0x4c>;
141	};
142};
143
144&i2c3 {
145	status = "okay";
146};
147
148&i2c4 {
149	status = "okay";
150};
151
152&i2c5 {
153	status = "okay";
154};
155
156&i2c6 {
157	status = "okay";
158};
159
160&i2c7 {
161	status = "okay";
162};
163
164&vuart {
165	status = "okay";
166};
167
168&ibt {
169	status = "okay";
170};
171
172&gpio {
173	pin_func_mode0 {
174		gpio-hog;
175		gpios = <ASPEED_GPIO(C, 4) GPIO_ACTIVE_HIGH>;
176		output-low;
177		line-name = "func_mode0";
178	};
179
180	pin_func_mode1 {
181		gpio-hog;
182		gpios = <ASPEED_GPIO(C, 5)  GPIO_ACTIVE_HIGH>;
183		output-low;
184		line-name = "func_mode1";
185	};
186
187	pin_func_mode2 {
188		gpio-hog;
189		gpios = <ASPEED_GPIO(C, 6) GPIO_ACTIVE_HIGH>;
190		output-low;
191		line-name = "func_mode2";
192	};
193
194	pin_gpio_a0 {
195		gpio-hog;
196		gpios = <ASPEED_GPIO(A, 0) GPIO_ACTIVE_HIGH>;
197		input;
198		line-name = "BMC_FAN_RESERVED_N";
199	};
200
201	pin_gpio_a1 {
202		gpio-hog;
203		gpios = <ASPEED_GPIO(A, 1) GPIO_ACTIVE_HIGH>;
204		output-high;
205		line-name = "APSS_WDT_N";
206	};
207
208	pin_gpio_b1 {
209		gpio-hog;
210		gpios = <ASPEED_GPIO(B, 1) GPIO_ACTIVE_HIGH>;
211		output-high;
212		line-name = "APSS_BOOT_MODE";
213	};
214
215	pin_gpio_b2 {
216		gpio-hog;
217		gpios = <ASPEED_GPIO(B, 2) GPIO_ACTIVE_HIGH>;
218		output-high;
219		line-name = "APSS_RESET_N";
220	};
221
222	pin_gpio_b7 {
223		gpio-hog;
224		gpios = <ASPEED_GPIO(B, 7) GPIO_ACTIVE_HIGH>;
225		output-high;
226		line-name = "SPIVID_STBY_RESET_N";
227	};
228
229	pin_gpio_d1 {
230		gpio-hog;
231		gpios = <ASPEED_GPIO(D, 1) GPIO_ACTIVE_HIGH>;
232		output-high;
233		line-name = "BMC_POWER_UP";
234	};
235
236	pin_gpio_f1 {
237		gpio-hog;
238		gpios = <ASPEED_GPIO(F, 1) GPIO_ACTIVE_HIGH>;
239		input;
240		line-name = "BMC_BATTERY_TEST";
241	};
242
243	pin_gpio_f4 {
244		gpio-hog;
245		gpios = <ASPEED_GPIO(F, 4) GPIO_ACTIVE_HIGH>;
246		input;
247		line-name = "AST_HW_FAULT_N";
248	};
249
250	pin_gpio_f5 {
251		gpio-hog;
252		gpios = <ASPEED_GPIO(F, 5) GPIO_ACTIVE_HIGH>;
253		input;
254		line-name = "AST_SYS_FAULT_N";
255	};
256
257	pin_gpio_f7 {
258		gpio-hog;
259		gpios = <ASPEED_GPIO(F, 7) GPIO_ACTIVE_HIGH>;
260		output-high;
261		line-name = "BMC_FULL_SPEED_N";
262	};
263
264	pin_gpio_g3 {
265		gpio-hog;
266		gpios = <ASPEED_GPIO(G, 3) GPIO_ACTIVE_HIGH>;
267		output-high;
268		line-name = "BMC_FAN_ERROR_N";
269	};
270
271	pin_gpio_g4 {
272		gpio-hog;
273		gpios = <ASPEED_GPIO(G, 4) GPIO_ACTIVE_HIGH>;
274		input;
275		line-name = "BMC_WDT_RST1_P";
276	};
277
278	pin_gpio_g5 {
279		gpio-hog;
280		gpios = <ASPEED_GPIO(G, 5) GPIO_ACTIVE_HIGH>;
281		input;
282		line-name = "BMC_WDT_RST2_P";
283	};
284
285	pin_gpio_h0 {
286		gpio-hog;
287		gpios = <ASPEED_GPIO(H, 0) GPIO_ACTIVE_HIGH>;
288		input;
289		line-name = "PE_SLOT_TEST_EN_N";
290	};
291
292	pin_gpio_h1 {
293		gpio-hog;
294		gpios = <ASPEED_GPIO(H, 1) GPIO_ACTIVE_HIGH>;
295		input;
296		line-name = "BMC_RTCRST_N";
297	};
298
299	pin_gpio_h2 {
300		gpio-hog;
301		gpios = <ASPEED_GPIO(H, 2) GPIO_ACTIVE_HIGH>;
302		output-high;
303		line-name = "SYS_PWROK_BMC";
304	};
305
306	pin_gpio_h6 {
307		gpio-hog;
308		gpios = <ASPEED_GPIO(H, 6) GPIO_ACTIVE_HIGH>;
309		output-high;
310		line-name = "SCM1_FSI0_DATA_EN";
311	};
312
313	pin_gpio_h7 {
314		gpio-hog;
315		gpios = <ASPEED_GPIO(H, 7) GPIO_ACTIVE_HIGH>;
316		output-high;
317		line-name = "BMC_TPM_INT_N";
318	};
319};