1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Copyright (C) 2007 Freescale Semiconductor, Inc.
4  * Kevin Lam <kevin.lam@freescale.com>
5  * Joe D'Abbraccio <joe.d'abbraccio@freescale.com>
6  */
7 
8 #ifndef __CONFIG_H
9 #define __CONFIG_H
10 
11 #include <linux/stringify.h>
12 
13 /*
14  * High Level Configuration Options
15  */
16 
17 /* System performance - define the value i.e. CONFIG_SYS_XXX
18 */
19 
20 /* System Clock Configuration Register */
21 #define CFG_SYS_SCCR_TSEC1CM	1		/* eTSEC1 clock mode (0-3) */
22 #define CFG_SYS_SCCR_TSEC2CM	1		/* eTSEC2 clock mode (0-3) */
23 #define CFG_SYS_SCCR_SATACM	SCCR_SATACM_2	/* SATA1-4 clock mode (0-3) */
24 
25 /*
26  * System IO Config
27  */
28 #define CFG_SYS_SICRH		0x08200000
29 #define CFG_SYS_SICRL		0x00000000
30 
31 /*
32  * Output Buffer Impedance
33  */
34 #define CFG_SYS_OBIR		0x30100000
35 
36 /*
37  * Device configurations
38  */
39 
40 /* Vitesse 7385 */
41 
42 #ifdef CONFIG_VSC7385_ENET
43 
44 /* The flash address and size of the VSC7385 firmware image */
45 #define CFG_VSC7385_IMAGE		0xFE7FE000
46 #define CFG_VSC7385_IMAGE_SIZE	8192
47 
48 #endif
49 
50 /*
51  * DDR Setup
52  */
53 #define CFG_SYS_SDRAM_BASE		0x00000000 /* DDR is system memory */
54 #define CFG_SYS_DDR_SDRAM_CLK_CNTL	0x03000000
55 
56 #define CFG_SYS_DDRCDR_VALUE	(DDRCDR_DHC_EN | DDRCDR_ODT | DDRCDR_Q_DRN)
57 
58 /*
59  * Manually set up DDR parameters
60  */
61 #define CFG_SYS_SDRAM_SIZE		0x10000000 /* 256 MiB */
62 #define CFG_SYS_DDR_CS0_BNDS		0x0000000f
63 #define CFG_SYS_DDR_CS0_CONFIG	(CSCONFIG_EN \
64 					| CSCONFIG_ODT_WR_ONLY_CURRENT \
65 					| CSCONFIG_ROW_BIT_13 \
66 					| CSCONFIG_COL_BIT_10)
67 
68 #define CFG_SYS_DDR_TIMING_3	0x00000000
69 #define CFG_SYS_DDR_TIMING_0	((0 << TIMING_CFG0_RWT_SHIFT) \
70 				| (0 << TIMING_CFG0_WRT_SHIFT) \
71 				| (0 << TIMING_CFG0_RRT_SHIFT) \
72 				| (0 << TIMING_CFG0_WWT_SHIFT) \
73 				| (2 << TIMING_CFG0_ACT_PD_EXIT_SHIFT) \
74 				| (6 << TIMING_CFG0_PRE_PD_EXIT_SHIFT) \
75 				| (8 << TIMING_CFG0_ODT_PD_EXIT_SHIFT) \
76 				| (2 << TIMING_CFG0_MRS_CYC_SHIFT))
77 				/* 0x00260802 */ /* DDR400 */
78 #define CFG_SYS_DDR_TIMING_1	((3 << TIMING_CFG1_PRETOACT_SHIFT) \
79 				| (9 << TIMING_CFG1_ACTTOPRE_SHIFT) \
80 				| (3 << TIMING_CFG1_ACTTORW_SHIFT) \
81 				| (7 << TIMING_CFG1_CASLAT_SHIFT) \
82 				| (13 << TIMING_CFG1_REFREC_SHIFT) \
83 				| (3 << TIMING_CFG1_WRREC_SHIFT) \
84 				| (2 << TIMING_CFG1_ACTTOACT_SHIFT) \
85 				| (2 << TIMING_CFG1_WRTORD_SHIFT))
86 				/* 0x3937d322 */
87 #define CFG_SYS_DDR_TIMING_2	((0 << TIMING_CFG2_ADD_LAT_SHIFT) \
88 				| (5 << TIMING_CFG2_CPO_SHIFT) \
89 				| (3 << TIMING_CFG2_WR_LAT_DELAY_SHIFT) \
90 				| (2 << TIMING_CFG2_RD_TO_PRE_SHIFT) \
91 				| (3 << TIMING_CFG2_WR_DATA_DELAY_SHIFT) \
92 				| (3 << TIMING_CFG2_CKE_PLS_SHIFT) \
93 				| (8 << TIMING_CFG2_FOUR_ACT_SHIFT))
94 				/* 0x02984cc8 */
95 
96 #define CFG_SYS_DDR_INTERVAL	((1024 << SDRAM_INTERVAL_REFINT_SHIFT) \
97 				| (0 << SDRAM_INTERVAL_BSTOPRE_SHIFT))
98 				/* 0x06090100 */
99 
100 #define CFG_SYS_DDR_SDRAM_CFG	(SDRAM_CFG_SREN \
101 					| SDRAM_CFG_SDRAM_TYPE_DDR2)
102 					/* 0x43000000 */
103 #define CFG_SYS_DDR_SDRAM_CFG2	0x00001000 /* 1 posted refresh */
104 #define CFG_SYS_DDR_MODE		((0x0406 << SDRAM_MODE_ESD_SHIFT) \
105 					| (0x0442 << SDRAM_MODE_SD_SHIFT))
106 					/* 0x04400442 */ /* DDR400 */
107 #define CFG_SYS_DDR_MODE2		0x00000000
108 
109 /*
110  * Memory test
111  */
112 #undef CFG_SYS_DRAM_TEST		/* memory test, takes time */
113 
114 /*
115  * The reserved memory
116  */
117 
118 /*
119  * Initial RAM Base Address Setup
120  */
121 #define CFG_SYS_INIT_RAM_ADDR	0xE6000000 /* Initial RAM address */
122 #define CFG_SYS_INIT_RAM_SIZE	0x1000 /* Size of used area in RAM */
123 
124 /*
125  * FLASH on the Local Bus
126  */
127 #define CFG_SYS_FLASH_BASE		0xFE000000 /* FLASH base address */
128 #define CFG_SYS_FLASH_SIZE		8 /* max FLASH size is 32M */
129 
130 /*
131  * NAND Flash on the Local Bus
132  */
133 #define CFG_SYS_NAND_BASE	0xE0600000
134 
135 
136 /* Vitesse 7385 */
137 
138 #define CFG_SYS_VSC7385_BASE	0xF0000000
139 
140 /*
141  * Serial Port
142  */
143 #if !CONFIG_IS_ENABLED(DM_SERIAL) && !CONFIG_IS_ENABLED(DM_CLK)
144 #define CFG_SYS_NS16550_CLK		get_bus_freq(0)
145 #endif
146 
147 #define CFG_SYS_BAUDRATE_TABLE \
148 		{300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 115200}
149 
150 #define CFG_SYS_NS16550_COM1	(CONFIG_SYS_IMMR+0x4500)
151 #define CFG_SYS_NS16550_COM2	(CONFIG_SYS_IMMR+0x4600)
152 
153 /* SERDES */
154 #define CFG_FSL_SERDES1	0xe3000
155 #define CFG_FSL_SERDES2	0xe3100
156 
157 /* I2C */
158 #define CFG_SYS_I2C_NOPROBES		{ {0, 0x51} }
159 
160 /*
161  * Config on-board RTC
162  */
163 #define CFG_SYS_I2C_RTC_ADDR	0x68 /* at address 0x68 */
164 
165 /*
166  * General PCI
167  * Addresses are mapped 1-1.
168  */
169 #define CFG_SYS_PCIE1_CFG_BASE	0xA0000000
170 #define CFG_SYS_PCIE1_CFG_SIZE	0x08000000
171 #define CFG_SYS_PCIE1_MEM_PHYS	0xA8000000
172 #define CFG_SYS_PCIE1_IO_PHYS	0xB8000000
173 
174 #define CFG_SYS_PCIE2_CFG_BASE	0xC0000000
175 #define CFG_SYS_PCIE2_CFG_SIZE	0x08000000
176 #define CFG_SYS_PCIE2_MEM_PHYS	0xC8000000
177 #define CFG_SYS_PCIE2_IO_PHYS	0xD8000000
178 
179 #ifdef CONFIG_MMC
180 #define CFG_SYS_FSL_ESDHC_ADDR	CFG_SYS_MPC83xx_ESDHC_ADDR
181 #endif
182 
183 /*
184  * Miscellaneous configurable options
185  */
186 
187 /*
188  * For booting Linux, the board info and command line data
189  * have to be in the first 256 MB of memory, since this is
190  * the maximum mapped by the Linux kernel during initialization.
191  */
192 #define CFG_SYS_BOOTMAPSZ	(256 << 20) /* Initial Memory map for Linux */
193 
194 /*
195  * Environment Configuration
196  */
197 
198 #define FDTFILE			"mpc8379_rdb.dtb"
199 
200 #define CFG_EXTRA_ENV_SETTINGS \
201 	"netdev=eth1\0"				\
202 	"uboot=" CONFIG_UBOOTPATH "\0"					\
203 	"tftpflash=tftp $loadaddr $uboot;"				\
204 		"protect off " __stringify(CONFIG_TEXT_BASE)	\
205 			" +$filesize; "	\
206 		"erase " __stringify(CONFIG_TEXT_BASE)		\
207 			" +$filesize; "	\
208 		"cp.b $loadaddr " __stringify(CONFIG_TEXT_BASE)	\
209 			" $filesize; "	\
210 		"protect on " __stringify(CONFIG_TEXT_BASE)		\
211 			" +$filesize; "	\
212 		"cmp.b $loadaddr " __stringify(CONFIG_TEXT_BASE)	\
213 			" $filesize\0"	\
214 	"fdtaddr=780000\0"						\
215 	"fdtfile=" FDTFILE "\0"					\
216 	"ramdiskaddr=1000000\0"						\
217 	"ramdiskfile=rootfs.ext2.gz.uboot\0"				\
218 	"console=ttyS0\0"						\
219 	"setbootargs=setenv bootargs "					\
220 		"root=$rootdev rw console=$console,$baudrate $othbootargs\0" \
221 	"setipargs=setenv bootargs nfsroot=$serverip:$rootpath "	\
222 		"ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:"	\
223 							"$netdev:off "	\
224 		"root=$rootdev rw console=$console,$baudrate $othbootargs\0"
225 
226 #endif	/* __CONFIG_H */
227