2 * (C) Copyright 2000-2005
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * (C) Copyright 2005-2007
6 * Beijing UD Technology Co., Ltd., taihusupport@amcc.com
8 * See file CREDITS for list of people who contributed to this
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation; either version 2 of
14 * the License, or (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
31 #define CONFIG_405EP 1 /* this is a PPC405 CPU */
32 #define CONFIG_4xx 1 /* member of PPC4xx family */
33 #define CONFIG_TAIHU 1 /* on a taihu board */
36 * Include common defines/options for all AMCC eval boards
38 #define CONFIG_HOSTNAME taihu
39 #include "amcc-common.h"
41 #define CONFIG_BOARD_EARLY_INIT_F 1 /* call board_early_init_f */
43 #define CONFIG_SYS_CLK_FREQ 33000000 /* external frequency to pll */
45 #define CONFIG_NO_SERIAL_EEPROM
47 /*----------------------------------------------------------------------------*/
48 #ifdef CONFIG_NO_SERIAL_EEPROM
51 !-------------------------------------------------------------------------------
52 ! PLL settings for 333MHz CPU, 111MHz PLB/SDRAM, 55MHz EBC, 33MHz PCI,
53 ! assuming a 33MHz input clock to the 405EP from the C9531.
54 !-------------------------------------------------------------------------------
56 #define PLLMR0_333_111_55_37 (PLL_CPUDIV_1 | PLL_PLBDIV_3 | \
57 PLL_OPBDIV_2 | PLL_EXTBUSDIV_2 | \
58 PLL_MALDIV_1 | PLL_PCIDIV_3)
59 #define PLLMR1_333_111_55_37 (PLL_FBKDIV_10 | \
60 PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \
61 PLL_TUNE_15_M_40 | PLL_TUNE_VCO_HI)
62 #define PLLMR0_333_111_55_111 (PLL_CPUDIV_1 | PLL_PLBDIV_3 | \
63 PLL_OPBDIV_2 | PLL_EXTBUSDIV_2 | \
64 PLL_MALDIV_1 | PLL_PCIDIV_1)
65 #define PLLMR1_333_111_55_111 (PLL_FBKDIV_10 | \
66 PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \
67 PLL_TUNE_15_M_40 | PLL_TUNE_VCO_HI)
69 #define PLLMR0_DEFAULT PLLMR0_333_111_55_37
70 #define PLLMR1_DEFAULT PLLMR1_333_111_55_37
71 #define PLLMR0_DEFAULT_PCI66 PLLMR0_333_111_55_111
72 #define PLLMR1_DEFAULT_PCI66 PLLMR1_333_111_55_111
75 /*----------------------------------------------------------------------------*/
77 #define CFG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */
80 * Default environment variables
82 #define CONFIG_EXTRA_ENV_SETTINGS \
84 CONFIG_AMCC_DEF_ENV_PPC \
85 CONFIG_AMCC_DEF_ENV_NOR_UPD \
86 "kernel_addr=FC000000\0" \
87 "ramdisk_addr=FC180000\0" \
90 #define CONFIG_PHY_ADDR 0x14 /* PHY address */
91 #define CONFIG_HAS_ETH0
92 #define CONFIG_HAS_ETH1
93 #define CONFIG_PHY1_ADDR 0x10 /* EMAC1 PHY address */
94 #define CONFIG_PHY_RESET 1
97 * Commands additional to the ones defined in amcc-common.h
99 #define CONFIG_CMD_CACHE
100 #define CONFIG_CMD_PCI
101 #define CONFIG_CMD_SDRAM
102 #define CONFIG_CMD_SPI
104 #undef CONFIG_SPD_EEPROM /* use SPD EEPROM for setup */
105 #define CFG_SDRAM_SIZE_PER_BANK 0x04000000 /* 64MB */
106 #define CFG_SDRAM_BANKS 2
109 * SDRAM configuration (please see cpu/ppc/sdram.[ch])
111 #define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */
112 #define CONFIG_SDRAM_BANK1 1 /* init onboard SDRAM bank 1 */
114 /* SDRAM timings used in datasheet */
115 #define CFG_SDRAM_CL 3 /* CAS latency */
116 #define CFG_SDRAM_tRP 20 /* PRECHARGE command period */
117 #define CFG_SDRAM_tRC 66 /* ACTIVE-to-ACTIVE command period */
118 #define CFG_SDRAM_tRCD 20 /* ACTIVE-to-READ delay */
119 #define CFG_SDRAM_tRFC 66 /* Auto refresh period */
122 * If CFG_EXT_SERIAL_CLOCK, then the UART divisor is 1.
123 * If CFG_405_UART_ERRATA_59, then UART divisor is 31.
124 * Otherwise, UART divisor is determined by CPU Clock and CFG_BASE_BAUD value.
125 * The Linux BASE_BAUD define should match this configuration.
126 * baseBaud = cpuClock/(uartDivisor*16)
127 * If CFG_405_UART_ERRATA_59 and 200MHz CPU clock,
128 * set Linux BASE_BAUD to 403200.
130 #undef CONFIG_SERIAL_SOFTWARE_FIFO
131 #undef CFG_EXT_SERIAL_CLOCK /* external serial clock */
132 #undef CFG_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */
133 #define CFG_BASE_BAUD 691200
134 #define CONFIG_UART1_CONSOLE 1
136 /*-----------------------------------------------------------------------
138 *-----------------------------------------------------------------------
140 #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
142 #define CFG_I2C_NOPROBES { 0x69 } /* avoid iprobe hangup (why?) */
143 #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 6 /* 24C02 requires 5ms delay */
145 #define CFG_I2C_EEPROM_ADDR 0x50 /* I2C boot EEPROM (24C02W) */
146 #define CFG_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */
148 #define CONFIG_SOFT_SPI
149 #define SPI_SCL spi_scl
150 #define SPI_SDA spi_sda
151 #define SPI_READ spi_read()
152 #define SPI_DELAY udelay(2)
156 unsigned char spi_read(void);
159 /* standard dtt sensor configuration */
160 #define CONFIG_DTT_DS1775 1
161 #define CONFIG_DTT_SENSORS { 0 }
162 #define CFG_I2C_DTT_ADDR 0x49
164 /*-----------------------------------------------------------------------
166 *-----------------------------------------------------------------------
168 #define PCI_HOST_ADAPTER 0 /* configure ar pci adapter */
169 #define PCI_HOST_FORCE 1 /* configure as pci host */
170 #define PCI_HOST_AUTO 2 /* detected via arbiter enable */
172 #define CONFIG_PCI /* include pci support */
173 #define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */
174 #define CONFIG_PCI_PNP /* do pci plug-and-play */
175 /* resource configuration */
176 #define CONFIG_PCI_SCAN_SHOW /* show pci devices on startup */
178 #define CFG_PCI_SUBSYS_VENDORID 0x10e8 /* AMCC */
179 #define CFG_PCI_SUBSYS_DEVICEID 0xcafe /* Whatever */
180 #define CFG_PCI_CLASSCODE 0x0600 /* PCI Class Code: bridge/host */
181 #define CFG_PCI_PTM1LA 0x00000000 /* point to sdram */
182 #define CFG_PCI_PTM1MS 0x80000001 /* 2GB, enable hard-wired to 1 */
183 #define CFG_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */
184 #define CFG_PCI_PTM2LA 0x00000000 /* disabled */
185 #define CFG_PCI_PTM2MS 0x00000000 /* disabled */
186 #define CFG_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */
187 #define CONFIG_EEPRO100 1
189 /*-----------------------------------------------------------------------
190 * Start addresses for the final memory configuration
191 * (Set up by the startup code)
193 #define CFG_FLASH_BASE 0xFFE00000
195 /*-----------------------------------------------------------------------
198 #define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
199 #define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
201 #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
202 #define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
204 #define CFG_FLASH_ADDR0 0x555
205 #define CFG_FLASH_ADDR1 0x2aa
206 #define CFG_FLASH_WORD_SIZE unsigned short
208 #ifdef CFG_ENV_IS_IN_FLASH
209 #define CFG_ENV_SECT_SIZE 0x10000 /* size of one complete sector */
210 #define CFG_ENV_ADDR (CFG_MONITOR_BASE-CFG_ENV_SECT_SIZE)
211 #define CFG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
213 /* Address and size of Redundant Environment Sector */
214 #define CFG_ENV_ADDR_REDUND (CFG_ENV_ADDR-CFG_ENV_SECT_SIZE)
215 #define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE)
216 #endif /* CFG_ENV_IS_IN_FLASH */
218 /*-----------------------------------------------------------------------
221 #define CFG_NVRAM_BASE_ADDR 0xf0000000 /* NVRAM base address */
222 #define CFG_NVRAM_SIZE 0x1ff8 /* NVRAM size */
224 #ifdef CONFIG_ENV_IS_IN_NVRAM
225 #define CFG_ENV_SIZE 0x0ff8 /* Size of Environment vars */
226 #define CFG_ENV_ADDR \
227 (CFG_NVRAM_BASE_ADDR+CFG_NVRAM_SIZE-CFG_ENV_SIZE) /* Env*/
230 /*-----------------------------------------------------------------------
231 * PPC405 GPIO Configuration
233 #define CFG_4xx_GPIO_TABLE { /* GPIO Alternate1 */ \
236 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO0 PerBLast SPI CS */ \
237 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO1 TS1E */ \
238 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO2 TS2E */ \
239 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO3 TS1O */ \
240 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO4 TS2O */ \
241 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO5 TS3 */ \
242 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO6 TS4 */ \
243 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO7 TS5 */ \
244 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO8 TS6 */ \
245 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO9 TrcClk */ \
246 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO10 PerCS1 */ \
247 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO11 PerCS2 */ \
248 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO12 PerCS3 */ \
249 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO13 PerCS4 */ \
250 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO14 PerAddr03 SPI SCLK */ \
251 { GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO15 PerAddr04 SPI DI */ \
252 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO16 PerAddr05 SPI DO */ \
253 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO17 IRQ0 PCI INTA */ \
254 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO18 IRQ1 PCI INTB */ \
255 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO19 IRQ2 PCI INTC */ \
256 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO20 IRQ3 PCI INTD */ \
257 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO21 IRQ4 USB */ \
258 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO22 IRQ5 EBC */ \
259 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO23 IRQ6 unused */ \
260 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO24 UART0_DCD UART1 */ \
261 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO25 UART0_DSR */ \
262 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO26 UART0_RI */ \
263 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO27 UART0_DTR */ \
264 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO28 UART1_Rx UART0 */ \
265 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO29 UART1_Tx */ \
266 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO30 RejectPkt0 User LED1 */ \
267 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO31 RejectPkt1 User LED2 */ \
272 * Init Memory Controller:
274 * BR0/1 and OR0/1 (FLASH)
277 #define FLASH_BASE0_PRELIM CFG_FLASH_BASE /* FLASH bank #0 */
278 #define FLASH_BASE1_PRELIM 0xFC000000 /* FLASH bank #1 */
280 /*-----------------------------------------------------------------------
281 * Definitions for initial stack pointer and data area (in data cache)
283 /* use on chip memory (OCM) for temperary stack until sdram is tested */
284 #define CFG_TEMP_STACK_OCM 1
286 /* On Chip Memory location */
287 #define CFG_OCM_DATA_ADDR 0xF8000000
288 #define CFG_OCM_DATA_SIZE 0x1000
289 #define CFG_INIT_RAM_ADDR CFG_OCM_DATA_ADDR /* inside of SDRAM */
290 #define CFG_INIT_RAM_END CFG_OCM_DATA_SIZE /* End of used area in RAM */
292 #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
293 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
294 #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
296 /*-----------------------------------------------------------------------
297 * External Bus Controller (EBC) Setup
300 /* Memory Bank 0 (Flash/SRAM) initialization */
301 #define CFG_EBC_PB0AP 0x03815600
302 #define CFG_EBC_PB0CR 0xFFE3A000 /* BAS=0xFFE,BS=2MB,BU=R/W,BW=16bit */
304 /* Memory Bank 1 (NVRAM/RTC) initialization */
305 #define CFG_EBC_PB1AP 0x05815600
306 #define CFG_EBC_PB1CR 0xFC0BA000 /* BAS=0xFc0,BS=32MB,BU=R/W,BW=16bit */
308 /* Memory Bank 2 (USB device) initialization */
309 #define CFG_EBC_PB2AP 0x03016600
310 #define CFG_EBC_PB2CR 0x50018000 /* BAS=0x500,BS=1MB,BU=R/W,BW=8bit */
312 /* Memory Bank 3 (LCM and D-flip-flop) initialization */
313 #define CFG_EBC_PB3AP 0x158FF600
314 #define CFG_EBC_PB3CR 0x50118000 /* BAS=0x501,BS=1MB,BU=R/W,BW=8bit */
316 /* Memory Bank 4 (not install) initialization */
317 #define CFG_EBC_PB4AP 0x158FF600
318 #define CFG_EBC_PB4CR 0x5021A000
320 #define CPLD_REG0_ADDR 0x50100000
321 #define CPLD_REG1_ADDR 0x50100001
323 #endif /* __CONFIG_H */