1 /*
2  * (C) Copyright 2006-2008
3  * Texas Instruments.
4  * Richard Woodruff <r-woodruff2@ti.com>
5  * Syed Mohammed Khasim <x0khasim@ti.com>
6  *
7  * Configuration settings for the TI OMAP3530 Beagle board.
8  *
9  * SPDX-License-Identifier:	GPL-2.0+
10  */
11 
12 #ifndef __CONFIG_H
13 #define __CONFIG_H
14 
15 #define CONFIG_NR_DRAM_BANKS	2	/* CS1 may or may not be populated */
16 
17 /*
18  * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
19  * 64 bytes before this address should be set aside for u-boot.img's
20  * header. That is 0x800FFFC0--0x80100000 should not be used for any
21  * other needs.  We use this rather than the inherited defines from
22  * ti_armv7_common.h for backwards compatibility.
23  */
24 #define CONFIG_SYS_TEXT_BASE		0x80100000
25 #define CONFIG_SPL_BSS_START_ADDR	0x80000000
26 #define CONFIG_SPL_BSS_MAX_SIZE		(512 << 10)	/* 512 KB */
27 #define CONFIG_SYS_SPL_MALLOC_START	0x80208000
28 #define CONFIG_SYS_SPL_MALLOC_SIZE	0x100000
29 
30 #include <configs/ti_omap3_common.h>
31 
32 #define CONFIG_MISC_INIT_R
33 
34 #define CONFIG_REVISION_TAG		1
35 #define CONFIG_ENV_OVERWRITE
36 
37 /* Status LED */
38 
39 /* Enable Multi Bus support for I2C */
40 #define CONFIG_I2C_MULTI_BUS		1
41 
42 /* Probe all devices */
43 #define CONFIG_SYS_I2C_NOPROBES		{{0x0, 0x0}}
44 
45 /* USB */
46 #define CONFIG_USB_MUSB_OMAP2PLUS
47 #define CONFIG_USB_MUSB_PIO_ONLY
48 #define CONFIG_TWL4030_USB		1
49 
50 /* USB EHCI */
51 
52 #define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO	147
53 
54 /* commands to include */
55 
56 #define CONFIG_VIDEO_OMAP3	/* DSS Support			*/
57 
58 /*
59  * TWL4030
60  */
61 #define CONFIG_TWL4030_LED		1
62 
63 /*
64  * Board NAND Info.
65  */
66 #define CONFIG_SYS_MAX_NAND_DEVICE	1		/* Max number of NAND */
67 							/* devices */
68 
69 #define BOOT_TARGET_DEVICES(func) \
70 	func(MMC, mmc, 0)
71 
72 #define CONFIG_BOOTCOMMAND \
73 	"run findfdt; " \
74 	"run distro_bootcmd; " \
75 	"mmc dev ${mmcdev}; if mmc rescan; then " \
76 		"if run userbutton; then " \
77 			"setenv bootenv uEnv.txt;" \
78 		"else " \
79 			"setenv bootenv user.txt;" \
80 		"fi;" \
81 		"echo SD/MMC found on device ${mmcdev};" \
82 		"if run loadbootenv; then " \
83 			"echo Loaded environment from ${bootenv};" \
84 			"run importbootenv;" \
85 		"fi;" \
86 		"if test -n $uenvcmd; then " \
87 			"echo Running uenvcmd ...;" \
88 			"run uenvcmd;" \
89 		"fi;" \
90 		"if run loadbootscript; then " \
91 			"run bootscript; " \
92 		"else " \
93 			"if run loadimage; then " \
94 				"run mmcboot;" \
95 			"fi;" \
96 		"fi; " \
97 	"fi;" \
98 	"run nandboot;" \
99 	"setenv bootfile zImage;" \
100 	"if run loadimage; then " \
101 		"run loadfdt;" \
102 		"run mmcbootz; " \
103 	"fi; " \
104 
105 #include <config_distro_bootcmd.h>
106 
107 #define CONFIG_EXTRA_ENV_SETTINGS \
108 	"loadaddr=0x80200000\0" \
109 	"kernel_addr_r=0x80200000\0" \
110 	"rdaddr=0x81000000\0" \
111 	"initrd_addr_r=0x81000000\0" \
112 	"fdt_high=0xffffffff\0" \
113 	"fdtaddr=0x80f80000\0" \
114 	"fdt_addr_r=0x80f80000\0" \
115 	"usbtty=cdc_acm\0" \
116 	"bootfile=uImage\0" \
117 	"ramdisk=ramdisk.gz\0" \
118 	"bootdir=/boot\0" \
119 	"bootpart=0:2\0" \
120 	"console=ttyO2,115200n8\0" \
121 	"mpurate=auto\0" \
122 	"buddy=none\0" \
123 	"optargs=\0" \
124 	"camera=none\0" \
125 	"vram=12M\0" \
126 	"dvimode=640x480MR-16@60\0" \
127 	"defaultdisplay=dvi\0" \
128 	"mmcdev=0\0" \
129 	"mmcroot=/dev/mmcblk0p2 rw\0" \
130 	"mmcrootfstype=ext3 rootwait\0" \
131 	"nandroot=ubi0:rootfs ubi.mtd=4\0" \
132 	"nandrootfstype=ubifs\0" \
133 	"ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=0x81000000,64M\0" \
134 	"ramrootfstype=ext2\0" \
135 	"mmcargs=setenv bootargs console=${console} " \
136 		"${optargs} " \
137 		"mpurate=${mpurate} " \
138 		"buddy=${buddy} "\
139 		"camera=${camera} "\
140 		"vram=${vram} " \
141 		"omapfb.mode=dvi:${dvimode} " \
142 		"omapdss.def_disp=${defaultdisplay} " \
143 		"root=${mmcroot} " \
144 		"rootfstype=${mmcrootfstype}\0" \
145 	"nandargs=setenv bootargs console=${console} " \
146 		"${optargs} " \
147 		"mpurate=${mpurate} " \
148 		"buddy=${buddy} "\
149 		"camera=${camera} "\
150 		"vram=${vram} " \
151 		"omapfb.mode=dvi:${dvimode} " \
152 		"omapdss.def_disp=${defaultdisplay} " \
153 		"root=${nandroot} " \
154 		"rootfstype=${nandrootfstype}\0" \
155 	"findfdt=" \
156 		"if test $beaglerev = AxBx; then " \
157 			"setenv fdtfile omap3-beagle.dtb; fi; " \
158 		"if test $beaglerev = Cx; then " \
159 			"setenv fdtfile omap3-beagle.dtb; fi; " \
160 		"if test $beaglerev = C4; then " \
161 			"setenv fdtfile omap3-beagle.dtb; fi; " \
162 		"if test $beaglerev = xMAB; then " \
163 			"setenv fdtfile omap3-beagle-xm-ab.dtb; fi; " \
164 		"if test $beaglerev = xMC; then " \
165 			"setenv fdtfile omap3-beagle-xm.dtb; fi; " \
166 		"if test $fdtfile = undefined; then " \
167 			"echo WARNING: Could not determine device tree to use; fi; \0" \
168 	"validatefdt=" \
169 		"if test $beaglerev = xMAB; then " \
170 			"if test ! -e mmc ${bootpart} ${bootdir}/${fdtfile}; then " \
171 				"setenv fdtfile omap3-beagle-xm.dtb; " \
172 			"fi; " \
173 		"fi; \0" \
174 	"bootenv=uEnv.txt\0" \
175 	"loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
176 	"importbootenv=echo Importing environment from mmc ...; " \
177 		"env import -t -r $loadaddr $filesize\0" \
178 	"ramargs=setenv bootargs console=${console} " \
179 		"${optargs} " \
180 		"mpurate=${mpurate} " \
181 		"buddy=${buddy} "\
182 		"vram=${vram} " \
183 		"omapfb.mode=dvi:${dvimode} " \
184 		"omapdss.def_disp=${defaultdisplay} " \
185 		"root=${ramroot} " \
186 		"rootfstype=${ramrootfstype}\0" \
187 	"loadramdisk=load mmc ${bootpart} ${rdaddr} ${bootdir}/${ramdisk}\0" \
188 	"loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
189 	"loadbootscript=load mmc ${mmcdev} ${loadaddr} boot.scr\0" \
190 	"bootscript=echo Running bootscript from mmc${mmcdev} ...; " \
191 		"source ${loadaddr}\0" \
192 	"loadfdt=run validatefdt; load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
193 	"mmcboot=echo Booting from mmc ...; " \
194 		"run mmcargs; " \
195 		"bootm ${loadaddr}\0" \
196 	"mmcbootz=echo Booting with DT from mmc${mmcdev} ...; " \
197 		"run mmcargs; " \
198 		"bootz ${loadaddr} - ${fdtaddr}\0" \
199 	"nandboot=echo Booting from nand ...; " \
200 		"run nandargs; " \
201 		"nand read ${loadaddr} 280000 400000; " \
202 		"bootm ${loadaddr}\0" \
203 	"ramboot=echo Booting from ramdisk ...; " \
204 		"run ramargs; " \
205 		"bootm ${loadaddr}\0" \
206 	"userbutton=if gpio input 173; then run userbutton_xm; " \
207 		"else run userbutton_nonxm; fi;\0" \
208 	"userbutton_xm=gpio input 4;\0" \
209 	"userbutton_nonxm=gpio input 7;\0" \
210 	BOOTENV
211 
212 /*
213  * OMAP3 has 12 GP timers, they can be driven by the system clock
214  * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
215  * This rate is divided by a local divisor.
216  */
217 #define CONFIG_SYS_PTV			2       /* Divisor: 2^(PTV+1) => 8 */
218 
219 /*-----------------------------------------------------------------------
220  * FLASH and environment organization
221  */
222 
223 /* **** PISMO SUPPORT *** */
224 #if defined(CONFIG_CMD_NAND)
225 #define CONFIG_SYS_FLASH_BASE		NAND_BASE
226 #endif
227 
228 /* Monitor at start of flash */
229 #define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_FLASH_BASE
230 #define CONFIG_SYS_ONENAND_BASE		ONENAND_MAP
231 
232 #define CONFIG_ENV_SIZE			(128 << 10)	/* 128 KiB */
233 #define ONENAND_ENV_OFFSET		0x260000 /* environment starts here */
234 
235 #define CONFIG_SYS_ENV_SECT_SIZE	(128 << 10)	/* 128 KiB */
236 #define CONFIG_ENV_OFFSET		0x260000
237 #define CONFIG_ENV_ADDR			0x260000
238 
239 /* Defines for SPL */
240 
241 /* NAND boot config */
242 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
243 #define CONFIG_SYS_NAND_PAGE_COUNT	64
244 #define CONFIG_SYS_NAND_PAGE_SIZE	2048
245 #define CONFIG_SYS_NAND_OOBSIZE		64
246 #define CONFIG_SYS_NAND_BLOCK_SIZE	(128*1024)
247 #define CONFIG_SYS_NAND_BAD_BLOCK_POS	0
248 #define CONFIG_SYS_NAND_ECCPOS		{2, 3, 4, 5, 6, 7, 8, 9,\
249 						10, 11, 12, 13}
250 #define CONFIG_SYS_NAND_ECCSIZE		512
251 #define CONFIG_SYS_NAND_ECCBYTES	3
252 #define CONFIG_NAND_OMAP_ECCSCHEME	OMAP_ECC_HAM1_CODE_HW
253 #define CONFIG_SYS_NAND_U_BOOT_OFFS	0x80000
254 /* NAND: SPL falcon mode configs */
255 #ifdef CONFIG_SPL_OS_BOOT
256 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS	0x280000
257 #endif
258 
259 #endif /* __CONFIG_H */
260