1 /*
2  * (C) Copyright 2010
3  * Texas Instruments, <www.ti.com>
4  *
5  * Authors:
6  *	Aneesh V <aneesh@ti.com>
7  *	Sricharan R <r.sricharan@ti.com>
8  *
9  * See file CREDITS for list of people who contributed to this
10  * project.
11  *
12  * This program is free software; you can redistribute it and/or
13  * modify it under the terms of the GNU General Public License as
14  * published by the Free Software Foundation; either version 2 of
15  * the License, or (at your option) any later version.
16  *
17  * This program is distributed in the hope that it will be useful,
18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20  * GNU General Public License for more details.
21  *
22  * You should have received a copy of the GNU General Public License
23  * along with this program; if not, write to the Free Software
24  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
25  * MA 02111-1307 USA
26  */
27 
28 #ifndef _OMAP5_H_
29 #define _OMAP5_H_
30 
31 #if !(defined(__KERNEL_STRICT_NAMES) || defined(__ASSEMBLY__))
32 #include <asm/types.h>
33 #endif /* !(__KERNEL_STRICT_NAMES || __ASSEMBLY__) */
34 
35 /*
36  * L4 Peripherals - L4 Wakeup and L4 Core now
37  */
38 #define OMAP54XX_L4_CORE_BASE	0x4A000000
39 #define OMAP54XX_L4_WKUP_BASE	0x4Ae00000
40 #define OMAP54XX_L4_PER_BASE	0x48000000
41 
42 #define OMAP54XX_DRAM_ADDR_SPACE_START	0x80000000
43 #define OMAP54XX_DRAM_ADDR_SPACE_END	0xD0000000
44 #define DRAM_ADDR_SPACE_START	OMAP54XX_DRAM_ADDR_SPACE_START
45 #define DRAM_ADDR_SPACE_END	OMAP54XX_DRAM_ADDR_SPACE_END
46 
47 /* CONTROL */
48 #define CTRL_BASE		(OMAP54XX_L4_CORE_BASE + 0x2000)
49 #define CONTROL_PADCONF_CORE	(CTRL_BASE + 0x0800)
50 #define CONTROL_PADCONF_WKUP	(OMAP54XX_L4_WKUP_BASE + 0xc800)
51 
52 /* LPDDR2 IO regs. To be verified */
53 #define LPDDR2_IO_REGS_BASE	0x4A100638
54 
55 /* CONTROL_ID_CODE */
56 #define CONTROL_ID_CODE		(CTRL_BASE + 0x204)
57 
58 /* To be verified */
59 #define OMAP5_CONTROL_ID_CODE_ES1_0	0x0B85202F
60 
61 /* STD_FUSE_PROD_ID_1 */
62 #define STD_FUSE_PROD_ID_1		(CTRL_BASE + 0x218)
63 #define PROD_ID_1_SILICON_TYPE_SHIFT	16
64 #define PROD_ID_1_SILICON_TYPE_MASK	(3 << 16)
65 
66 /* UART */
67 #define UART1_BASE		(OMAP54XX_L4_PER_BASE + 0x6a000)
68 #define UART2_BASE		(OMAP54XX_L4_PER_BASE + 0x6c000)
69 #define UART3_BASE		(OMAP54XX_L4_PER_BASE + 0x20000)
70 
71 /* General Purpose Timers */
72 #define GPT1_BASE		(OMAP54XX_L4_WKUP_BASE + 0x18000)
73 #define GPT2_BASE		(OMAP54XX_L4_PER_BASE  + 0x32000)
74 #define GPT3_BASE		(OMAP54XX_L4_PER_BASE  + 0x34000)
75 
76 /* Watchdog Timer2 - MPU watchdog */
77 #define WDT2_BASE		(OMAP54XX_L4_WKUP_BASE + 0x14000)
78 
79 /* 32KTIMER */
80 #define SYNC_32KTIMER_BASE	(OMAP54XX_L4_WKUP_BASE + 0x4000)
81 
82 /* GPMC */
83 #define OMAP54XX_GPMC_BASE	0x50000000
84 
85 /* SYSTEM CONTROL MODULE */
86 #define SYSCTRL_GENERAL_CORE_BASE	0x4A002000
87 
88 /*
89  * Hardware Register Details
90  */
91 
92 /* Watchdog Timer */
93 #define WD_UNLOCK1		0xAAAA
94 #define WD_UNLOCK2		0x5555
95 
96 /* GP Timer */
97 #define TCLR_ST			(0x1 << 0)
98 #define TCLR_AR			(0x1 << 1)
99 #define TCLR_PRE		(0x1 << 5)
100 
101 /*
102  * PRCM
103  */
104 
105 /* PRM */
106 #define PRM_BASE		0x4AE06000
107 #define PRM_DEVICE_BASE		(PRM_BASE + 0x1B00)
108 
109 #define PRM_RSTCTRL		PRM_DEVICE_BASE
110 #define PRM_RSTCTRL_RESET	0x01
111 
112 /* Control Module */
113 #define LDOSRAM_ACTMODE_VSET_IN_MASK	(0x1F << 5)
114 #define LDOSRAM_VOLT_CTRL_OVERRIDE	0x0401040f
115 #define CONTROL_EFUSE_1_OVERRIDE	0x1C4D0110
116 #define CONTROL_EFUSE_2_OVERRIDE	0x00084000
117 
118 /* LPDDR2 IO regs */
119 #define CONTROL_LPDDR2IO_SLEW_125PS_DRV8_PULL_DOWN	0x1C1C1C1C
120 #define CONTROL_LPDDR2IO_SLEW_325PS_DRV8_GATE_KEEPER	0x9E9E9E9E
121 #define CONTROL_LPDDR2IO_SLEW_315PS_DRV12_PULL_DOWN	0x7C7C7C7C
122 #define LPDDR2IO_GR10_WD_MASK				(3 << 17)
123 #define CONTROL_LPDDR2IO_3_VAL		0xA0888C00
124 
125 /* CONTROL_EFUSE_2 */
126 #define CONTROL_EFUSE_2_NMOS_PMOS_PTV_CODE_1		0x00ffc000
127 
128 #define MMC1_PWRDNZ					(1 << 26)
129 #define MMC1_PBIASLITE_PWRDNZ				(1 << 22)
130 #define MMC1_PBIASLITE_VMODE				(1 << 21)
131 
132 #ifndef __ASSEMBLY__
133 
134 struct s32ktimer {
135 	unsigned char res[0x10];
136 	unsigned int s32k_cr;	/* 0x10 */
137 };
138 
139 struct omap4_sys_ctrl_regs {
140 	unsigned int pad1[129];
141 	unsigned int control_id_code;			/* 0x4A002204 */
142 	unsigned int pad11[22];
143 	unsigned int control_std_fuse_opp_bgap;		/* 0x4a002260 */
144 	unsigned int pad2[47];
145 	unsigned int control_ldosram_iva_voltage_ctrl;	/* 0x4A002320 */
146 	unsigned int control_ldosram_mpu_voltage_ctrl;	/* 0x4A002324 */
147 	unsigned int control_ldosram_core_voltage_ctrl;	/* 0x4A002328 */
148 	unsigned int pad3[260277];
149 	unsigned int control_pbiaslite;			/* 0x4A100600 */
150 	unsigned int pad4[63];
151 	unsigned int control_efuse_1;			/* 0x4A100700 */
152 	unsigned int control_efuse_2;			/* 0x4A100704 */
153 };
154 
155 struct control_lpddr2io_regs {
156 	unsigned int control_lpddr2io1_0;
157 	unsigned int control_lpddr2io1_1;
158 	unsigned int control_lpddr2io1_2;
159 	unsigned int control_lpddr2io1_3;
160 	unsigned int control_lpddr2io2_0;
161 	unsigned int control_lpddr2io2_1;
162 	unsigned int control_lpddr2io2_2;
163 	unsigned int control_lpddr2io2_3;
164 };
165 #endif /* __ASSEMBLY__ */
166 
167 /*
168  * Non-secure SRAM Addresses
169  * Non-secure RAM starts at 0x40300000 for GP devices. But we keep SRAM_BASE
170  * at 0x40304000(EMU base) so that our code works for both EMU and GP
171  */
172 #define NON_SECURE_SRAM_START	0x40304000
173 #define NON_SECURE_SRAM_END	0x40320000	/* Not inclusive */
174 /* base address for indirect vectors (internal boot mode) */
175 #define SRAM_ROM_VECT_BASE	0x4031F000
176 /* Temporary SRAM stack used while low level init is done */
177 #define LOW_LEVEL_SRAM_STACK	NON_SECURE_SRAM_END
178 
179 #define SRAM_SCRATCH_SPACE_ADDR		NON_SECURE_SRAM_START
180 /*
181  * SRAM scratch space entries
182  */
183 #define OMAP5_SRAM_SCRATCH_OMAP5_REV	SRAM_SCRATCH_SPACE_ADDR
184 #define OMAP5_SRAM_SCRATCH_EMIF_SIZE	(SRAM_SCRATCH_SPACE_ADDR + 0x4)
185 #define OMAP5_SRAM_SCRATCH_EMIF_T_NUM	(SRAM_SCRATCH_SPACE_ADDR + 0xC)
186 #define OMAP5_SRAM_SCRATCH_EMIF_T_DEN	(SRAM_SCRATCH_SPACE_ADDR + 0x10)
187 #define OMAP5_SRAM_SCRATCH_SPACE_END	(SRAM_SCRATCH_SPACE_ADDR + 0x14)
188 
189 /* Silicon revisions */
190 #define OMAP4430_SILICON_ID_INVALID	0xFFFFFFFF
191 #define OMAP4430_ES1_0	0x44300100
192 #define OMAP4430_ES2_0	0x44300200
193 #define OMAP4430_ES2_1	0x44300210
194 #define OMAP4430_ES2_2	0x44300220
195 #define OMAP4430_ES2_3	0x44300230
196 #define OMAP4460_ES1_0	0x44600100
197 #define OMAP4460_ES1_1	0x44600110
198 
199 /* ROM code defines */
200 /* Boot device */
201 #define BOOT_DEVICE_MASK	0xFF
202 #define BOOT_DEVICE_OFFSET	0x8
203 #define DEV_DESC_PTR_OFFSET	0x4
204 #define DEV_DATA_PTR_OFFSET	0x18
205 #define BOOT_MODE_OFFSET	0x8
206 #define RESET_REASON_OFFSET     0x9
207 #define CH_FLAGS_OFFSET         0xA
208 
209 #define CH_FLAGS_CHSETTINGS	(0x1 << 0)
210 #define	CH_FLAGS_CHRAM		(0x1 << 1)
211 #define CH_FLAGS_CHFLASH	(0x1 << 2)
212 #define CH_FLAGS_CHMMCSD	(0x1 << 3)
213 
214 #ifndef __ASSEMBLY__
215 struct omap_boot_parameters {
216 	char *boot_message;
217 	unsigned int mem_boot_descriptor;
218 	unsigned char omap_bootdevice;
219 	unsigned char reset_reason;
220 	unsigned char ch_flags;
221 };
222 #endif /* __ASSEMBLY__ */
223 #endif
224