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1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * (C) Copyright 2011-2012
4  * Pali Rohár <pali.rohar@gmail.com>
5  *
6  * (C) Copyright 2010
7  * Alistair Buxton <a.j.buxton@gmail.com>
8  *
9  * Derived from Beagle Board code:
10  * (C) Copyright 2006-2008
11  * Texas Instruments.
12  * Richard Woodruff <r-woodruff2@ti.com>
13  * Syed Mohammed Khasim <x0khasim@ti.com>
14  *
15  * Configuration settings for the Nokia RX-51 aka N900.
16  */
17 
18 #ifndef __CONFIG_H
19 #define __CONFIG_H
20 
21 /*
22  * High Level Configuration Options
23  */
24 #define CONFIG_SYS_L2CACHE_OFF		/* pretend there is no L2 CACHE */
25 
26 #define CONFIG_MACH_TYPE		MACH_TYPE_NOKIA_RX51
27 
28 /*
29  * Nokia X-Loader loading secondary image to address 0x80400000
30  * NOLO loading boot image to random place, so it doesn't really
31  * matter what we set this to. We have to copy u-boot to this address
32  */
33 
34 #include <asm/arch/cpu.h>		/* get chip and board defs */
35 #include <asm/arch/omap.h>
36 #include <asm/arch/mem.h>
37 #include <linux/stringify.h>
38 
39 /* Clock Defines */
40 #define V_OSCK			26000000	/* Clock output from T2 */
41 #define V_SCLK			(V_OSCK >> 1)
42 
43 #define CONFIG_MISC_INIT_R
44 #define CONFIG_SKIP_LOWLEVEL_INIT		/* X-Loader set everything up */
45 
46 #define CONFIG_CMDLINE_TAG	/* enable passing kernel command line string */
47 #define CONFIG_INITRD_TAG			/* enable passing initrd */
48 #define CONFIG_REVISION_TAG			/* enable passing revision tag*/
49 #define CONFIG_SETUP_MEMORY_TAGS		/* enable memory tag */
50 
51 /*
52  * Size of malloc() pool
53  */
54 #define CONFIG_ENV_SIZE			(128 << 10)
55 #define CONFIG_UBI_SIZE			(512 << 10)
56 #define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + CONFIG_UBI_SIZE + \
57 					(128 << 10))
58 
59 /*
60  * Hardware drivers
61  */
62 
63 /*
64  * NS16550 Configuration
65  */
66 #define V_NS16550_CLK		48000000		/* 48MHz (APLL96/2) */
67 
68 #define CONFIG_SYS_NS16550_SERIAL
69 #define CONFIG_SYS_NS16550_REG_SIZE	(-4)
70 #define CONFIG_SYS_NS16550_CLK		V_NS16550_CLK
71 
72 /*
73  * select serial console configuration
74  */
75 #define CONFIG_SYS_NS16550_COM3		OMAP34XX_UART3
76 #define CONFIG_SERIAL3			3		/* UART3 on RX-51 */
77 
78 /* allow to overwrite serial and ethaddr */
79 #define CONFIG_ENV_OVERWRITE
80 #define CONFIG_SYS_BAUDRATE_TABLE { 4800, 9600, 19200, 38400, 57600, 115200 }
81 
82 /* USB device configuration */
83 #define CONFIG_USB_DEVICE
84 #define CONFIG_USBD_VENDORID		0x0421
85 #define CONFIG_USBD_PRODUCTID		0x01c8
86 #define CONFIG_USBD_MANUFACTURER	"Nokia"
87 #define CONFIG_USBD_PRODUCT_NAME	"N900"
88 
89 /* commands to include */
90 
91 #define CONFIG_SYS_I2C
92 
93 /*
94  * TWL4030
95  */
96 #define CONFIG_TWL4030_LED
97 #define CONFIG_TWL4030_KEYPAD
98 
99 #define GPIO_SLIDE			71
100 
101 /*
102  * Board ONENAND Info.
103  */
104 
105 #define PART1_NAME			"bootloader"
106 #define PART1_SIZE			128
107 #define PART1_MULL			1024
108 #define PART1_SUFF			"k"
109 #define PART1_OFFS			0x00000000
110 #define PART1_MASK			0x00000003
111 
112 #define PART2_NAME			"config"
113 #define PART2_SIZE			384
114 #define PART2_MULL			1024
115 #define PART2_SUFF			"k"
116 #define PART2_OFFS			0x00020000
117 #define PART2_MASK			0x00000000
118 
119 #define PART3_NAME			"log"
120 #define PART3_SIZE			256
121 #define PART3_MULL			1024
122 #define PART3_SUFF			"k"
123 #define PART3_OFFS			0x00080000
124 #define PART3_MASK			0x00000000
125 
126 #define PART4_NAME			"kernel"
127 #define PART4_SIZE			2
128 #define PART4_MULL			1024*1024
129 #define PART4_SUFF			"m"
130 #define PART4_OFFS			0x000c0000
131 #define PART4_MASK			0x00000000
132 
133 #define PART5_NAME			"initfs"
134 #define PART5_SIZE			2
135 #define PART5_MULL			1024*1024
136 #define PART5_SUFF			"m"
137 #define PART5_OFFS			0x002c0000
138 #define PART5_MASK			0x00000000
139 
140 #define PART6_NAME			"rootfs"
141 #define PART6_SIZE			257280
142 #define PART6_MULL			1024
143 #define PART6_SUFF			"k"
144 #define PART6_OFFS			0x004c0000
145 #define PART6_MASK			0x00000000
146 
147 #ifdef ONENAND_SUPPORT
148 
149 #define CONFIG_SYS_ONENAND_BASE		ONENAND_MAP
150 #define CONFIG_MTD_DEVICE
151 #define CONFIG_MTD_PARTITIONS
152 
153 #endif
154 
155 /* Watchdog support */
156 #define CONFIG_HW_WATCHDOG
157 
158 /*
159  * Framebuffer
160  */
161 /* Video console */
162 #define CONFIG_VIDEO_LOGO
163 #define VIDEO_FB_16BPP_PIXEL_SWAP
164 #define VIDEO_FB_16BPP_WORD_SWAP
165 #define CONFIG_SPLASH_SCREEN
166 
167 /* functions for cfb_console */
168 #define VIDEO_KBD_INIT_FCT		rx51_kp_init()
169 #define VIDEO_TSTC_FCT			rx51_kp_tstc
170 #define VIDEO_GETC_FCT			rx51_kp_getc
171 #ifndef __ASSEMBLY__
172 struct stdio_dev;
173 int rx51_kp_init(void);
174 int rx51_kp_tstc(struct stdio_dev *sdev);
175 int rx51_kp_getc(struct stdio_dev *sdev);
176 #endif
177 
178 /* Environment information */
179 #ifdef CONFIG_MTDPARTS_DEFAULT
180 #define MTDPARTS "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0"
181 #else
182 #define MTDPARTS
183 #endif
184 #define CONFIG_EXTRA_ENV_SETTINGS \
185 	MTDPARTS \
186 	"usbtty=cdc_acm\0" \
187 	"stdin=vga\0" \
188 	"stdout=vga\0" \
189 	"stderr=vga\0" \
190 	"setcon=setenv stdin ${con};" \
191 		"setenv stdout ${con};" \
192 		"setenv stderr ${con}\0" \
193 	"sercon=setenv con serial; run setcon\0" \
194 	"usbcon=setenv con usbtty; run setcon\0" \
195 	"vgacon=setenv con vga; run setcon\0" \
196 	"slide=gpio input " __stringify(GPIO_SLIDE) "\0" \
197 	"switchmmc=mmc dev ${mmcnum}\0" \
198 	"kernaddr=0x82008000\0" \
199 	"initrdaddr=0x84008000\0" \
200 	"scriptaddr=0x86008000\0" \
201 	"fileload=${mmctype}load mmc ${mmcnum}:${mmcpart} " \
202 		"${loadaddr} ${mmcfile}\0" \
203 	"kernload=setenv loadaddr ${kernaddr};" \
204 		"setenv mmcfile ${mmckernfile};" \
205 		"run fileload\0" \
206 	"initrdload=setenv loadaddr ${initrdaddr};" \
207 		"setenv mmcfile ${mmcinitrdfile};" \
208 		"run fileload\0" \
209 	"scriptload=setenv loadaddr ${scriptaddr};" \
210 		"setenv mmcfile ${mmcscriptfile};" \
211 		"run fileload\0" \
212 	"scriptboot=echo Running ${mmcscriptfile} from mmc " \
213 		"${mmcnum}:${mmcpart} ...; source ${scriptaddr}\0" \
214 	"kernboot=echo Booting ${mmckernfile} from mmc " \
215 		"${mmcnum}:${mmcpart} ...; bootm ${kernaddr}\0" \
216 	"kerninitrdboot=echo Booting ${mmckernfile} ${mmcinitrdfile} from mmc "\
217 		"${mmcnum}:${mmcpart} ...; bootm ${kernaddr} ${initrdaddr}\0" \
218 	"attachboot=echo Booting attached kernel image ...;" \
219 		"setenv setup_omap_atag 1;" \
220 		"bootm ${attkernaddr};" \
221 		"setenv setup_omap_atag\0" \
222 	"trymmcscriptboot=if run switchmmc; then " \
223 			"if run scriptload; then " \
224 				"run scriptboot;" \
225 			"fi;" \
226 		"fi\0" \
227 	"trymmckernboot=if run switchmmc; then " \
228 			"if run kernload; then " \
229 				"run kernboot;" \
230 			"fi;" \
231 		"fi\0" \
232 	"trymmckerninitrdboot=if run switchmmc; then " \
233 			"if run initrdload; then " \
234 				"if run kernload; then " \
235 					"run kerninitrdboot;" \
236 				"fi;" \
237 			"fi; " \
238 		"fi\0" \
239 	"trymmcpartboot=setenv mmcscriptfile boot.scr; run trymmcscriptboot;" \
240 		"setenv mmckernfile uImage; run trymmckernboot\0" \
241 	"trymmcallpartboot=setenv mmcpart 1; run trymmcpartboot;" \
242 		"setenv mmcpart 2; run trymmcpartboot;" \
243 		"setenv mmcpart 3; run trymmcpartboot;" \
244 		"setenv mmcpart 4; run trymmcpartboot\0" \
245 	"trymmcboot=if run switchmmc; then " \
246 			"setenv mmctype fat;" \
247 			"run trymmcallpartboot;" \
248 			"setenv mmctype ext2;" \
249 			"run trymmcallpartboot;" \
250 			"setenv mmctype ext4;" \
251 			"run trymmcallpartboot;" \
252 		"fi\0" \
253 	"emmcboot=setenv mmcnum 1; run trymmcboot\0" \
254 	"sdboot=setenv mmcnum 0; run trymmcboot\0" \
255 	"menucmd=bootmenu\0" \
256 	"bootmenu_0=Attached kernel=run attachboot\0" \
257 	"bootmenu_1=Internal eMMC=run emmcboot\0" \
258 	"bootmenu_2=External SD card=run sdboot\0" \
259 	"bootmenu_3=U-Boot boot order=boot\0" \
260 	"bootmenu_delay=30\0" \
261 	""
262 
263 #define CONFIG_PREBOOT \
264 	"setenv mmcnum 1; setenv mmcpart 1;" \
265 	"setenv mmcscriptfile bootmenu.scr;" \
266 	"if run switchmmc; then " \
267 		"setenv mmcdone true;" \
268 		"setenv mmctype fat;" \
269 		"if run scriptload; then true; else " \
270 			"setenv mmctype ext2;" \
271 			"if run scriptload; then true; else " \
272 				"setenv mmctype ext4;" \
273 				"if run scriptload; then true; else " \
274 					"setenv mmcdone false;" \
275 				"fi;" \
276 			"fi;" \
277 		"fi;" \
278 		"if ${mmcdone}; then " \
279 			"run scriptboot;" \
280 		"fi;" \
281 	"fi;" \
282 	"if run slide; then true; else " \
283 		"setenv bootmenu_delay 0;" \
284 		"setenv bootdelay 0;" \
285 	"fi"
286 
287 #define CONFIG_POSTBOOTMENU \
288 	"echo;" \
289 	"echo Extra commands:;" \
290 	"echo run sercon - Use serial port for control.;" \
291 	"echo run usbcon - Use usbtty for control.;" \
292 	"echo run vgacon - Use framebuffer/keyboard.;" \
293 	"echo run sdboot - Boot from SD card slot.;" \
294 	"echo run emmcboot - Boot internal eMMC memory.;" \
295 	"echo run attachboot - Boot attached kernel image.;" \
296 	"echo"
297 
298 #define CONFIG_BOOTCOMMAND \
299 	"run sdboot;" \
300 	"run emmcboot;" \
301 	"run attachboot;" \
302 	"echo"
303 
304 #define CONFIG_MENU_SHOW
305 
306 /*
307  * Miscellaneous configurable options
308  */
309 
310 #define CONFIG_SYS_MEMTEST_START	(OMAP34XX_SDRC_CS0)
311 #define CONFIG_SYS_MEMTEST_END		(OMAP34XX_SDRC_CS0 + 0x01F00000)/*31MB*/
312 
313 /* default load address */
314 #define CONFIG_SYS_LOAD_ADDR		(OMAP34XX_SDRC_CS0)
315 
316 /*
317  * OMAP3 has 12 GP timers, they can be driven by the system clock
318  * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
319  * This rate is divided by a local divisor.
320  */
321 #define CONFIG_SYS_TIMERBASE		(OMAP34XX_GPT2)
322 #define CONFIG_SYS_PTV			2	/* Divisor: 2^(PTV+1) => 8 */
323 
324 /*
325  * Physical Memory Map
326  */
327 #define CONFIG_NR_DRAM_BANKS		2
328 #define PHYS_SDRAM_1			OMAP34XX_SDRC_CS0
329 
330 /*
331  * FLASH and environment organization
332  */
333 
334 #define CONFIG_SYS_SDRAM_BASE		PHYS_SDRAM_1
335 #define CONFIG_SYS_INIT_RAM_ADDR	0x4020f800
336 #define CONFIG_SYS_INIT_RAM_SIZE	0x800
337 #define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_INIT_RAM_ADDR + \
338 			CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
339 
340 /*
341  * Attached kernel image
342  */
343 
344 #define SDRAM_SIZE			0x10000000	/* 256 MB */
345 #define SDRAM_END			(CONFIG_SYS_SDRAM_BASE + SDRAM_SIZE)
346 
347 #define IMAGE_MAXSIZE			0x1FF800	/* 2 MB - 2 kB */
348 #define KERNEL_OFFSET			0x40000		/* 256 kB */
349 #define KERNEL_MAXSIZE			(IMAGE_MAXSIZE-KERNEL_OFFSET)
350 #define KERNEL_ADDRESS			(SDRAM_END-KERNEL_MAXSIZE)
351 
352 /* Reserve protected RAM for attached kernel */
353 #define CONFIG_PRAM			((KERNEL_MAXSIZE >> 10)+1)
354 
355 #endif /* __CONFIG_H */
356