1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Configuation settings for the BuS EB+CPU5283 boards (aka EB+MCF-EV123)
8 #ifndef _CONFIG_EB_CPU5282_H_
9 #define _CONFIG_EB_CPU5282_H_
11 #undef CONFIG_SYS_HALT_BEFOR_RAM_JUMP
13 /*----------------------------------------------------------------------*
14 * High Level Configuration Options (easy to change) *
15 *----------------------------------------------------------------------*/
17 #define CONFIG_SYS_UART_PORT (0)
19 #undef CONFIG_MONITOR_IS_IN_RAM /* starts uboot direct */
21 /*----------------------------------------------------------------------*
23 *----------------------------------------------------------------------*/
25 #define CONFIG_BOOT_RETRY_TIME -1
26 #define CONFIG_RESET_TO_RETRY
28 #define STATUS_LED_ACTIVE 0
30 /*----------------------------------------------------------------------*
31 * Configuration for environment *
32 * Environment is in the second sector of the first 256k of flash *
33 *----------------------------------------------------------------------*/
38 #define CONFIG_BOOTP_BOOTFILESIZE
42 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
43 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
45 /*#define CONFIG_SYS_DRAM_TEST 1 */
46 #undef CONFIG_SYS_DRAM_TEST
48 /*----------------------------------------------------------------------*
49 * Clock and PLL Configuration *
50 *----------------------------------------------------------------------*/
51 #define CONFIG_SYS_CLK 80000000 /* 8MHz * 8 */
53 /* PLL Configuration: Ext Clock * 8 (see table 9-4 of MCF user manual) */
55 #define CONFIG_SYS_MFD 0x02 /* PLL Multiplication Factor Devider */
56 #define CONFIG_SYS_RFD 0x00 /* PLL Reduce Frecuency Devider */
58 /*----------------------------------------------------------------------*
60 *----------------------------------------------------------------------*/
63 #define CONFIG_MII_INIT 1
64 #define CONFIG_SYS_DISCOVER_PHY
65 #define CONFIG_SYS_RX_ETH_BUFFER 8
66 #define CONFIG_SYS_FAULT_ECHO_LINK_DOWN
67 #define CONFIG_OVERWRITE_ETHADDR_ONCE
70 /*-------------------------------------------------------------------------
71 * Low Level Configuration Settings
72 * (address mappings, register initial values, etc.)
73 * You should know what you are doing if you make changes here.
74 *-----------------------------------------------------------------------*/
76 #define CONFIG_SYS_MBAR 0x40000000
78 /*-----------------------------------------------------------------------
79 * Definitions for initial stack pointer and data area (in DPRAM)
80 *-----------------------------------------------------------------------*/
82 #define CONFIG_SYS_INIT_RAM_ADDR 0x20000000
83 #define CONFIG_SYS_INIT_RAM_SIZE 0x10000
84 #define CONFIG_SYS_GBL_DATA_OFFSET \
85 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
86 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
88 /*-----------------------------------------------------------------------
89 * Start addresses for the final memory configuration
90 * (Set up by the startup code)
91 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
93 #define CONFIG_SYS_SDRAM_BASE0 0x00000000
94 #define CONFIG_SYS_SDRAM_SIZE0 16 /* SDRAM size in MB */
96 #define CONFIG_SYS_SDRAM_BASE CONFIG_SYS_SDRAM_BASE0
97 #define CONFIG_SYS_SDRAM_SIZE CONFIG_SYS_SDRAM_SIZE0
99 #define CONFIG_SYS_MONITOR_LEN 0x20000
100 #define CONFIG_SYS_BOOTPARAMS_LEN 64*1024
103 * For booting Linux, the board info and command line data
104 * have to be in the first 8 MB of memory, since this is
105 * the maximum mapped by the Linux kernel during initialization ??
107 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
109 /*-----------------------------------------------------------------------
112 #define CONFIG_FLASH_SHOW_PROGRESS 45
114 #define CONFIG_SYS_FLASH_BASE CONFIG_SYS_CS0_BASE
115 #define CONFIG_SYS_INT_FLASH_BASE 0xF0000000
116 #define CONFIG_SYS_INT_FLASH_ENABLE 0x21
118 #define CONFIG_SYS_MAX_FLASH_SECT 128
119 #define CONFIG_SYS_FLASH_ERASE_TOUT 10000000
121 #define CONFIG_SYS_FLASH_SIZE 16*1024*1024
122 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT
124 #define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE }
126 /*-----------------------------------------------------------------------
127 * Cache Configuration
130 #define ICACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \
131 CONFIG_SYS_INIT_RAM_SIZE - 8)
132 #define DCACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \
133 CONFIG_SYS_INIT_RAM_SIZE - 4)
134 #define CONFIG_SYS_ICACHE_INV (CF_CACR_CINV + CF_CACR_DCM)
135 #define CONFIG_SYS_CACHE_ACR0 (CONFIG_SYS_SDRAM_BASE | \
136 CF_ADDRMASK(CONFIG_SYS_SDRAM_SIZE) | \
137 CF_ACR_EN | CF_ACR_SM_ALL)
138 #define CONFIG_SYS_CACHE_ICACR (CF_CACR_CENB | CF_CACR_DISD | \
139 CF_CACR_CEIB | CF_CACR_DBWE | \
142 /*-----------------------------------------------------------------------
143 * Memory bank definitions
146 #define CONFIG_SYS_CS0_BASE 0xFF000000
147 #define CONFIG_SYS_CS0_CTRL 0x00001980
148 #define CONFIG_SYS_CS0_MASK 0x00FF0001
150 #define CONFIG_SYS_CS2_BASE 0xE0000000
151 #define CONFIG_SYS_CS2_CTRL 0x00001980
152 #define CONFIG_SYS_CS2_MASK 0x000F0001
154 #define CONFIG_SYS_CS3_BASE 0xE0100000
155 #define CONFIG_SYS_CS3_CTRL 0x00001980
156 #define CONFIG_SYS_CS3_MASK 0x000F0001
158 /*-----------------------------------------------------------------------
161 #define CONFIG_SYS_PACNT 0x0000000 /* Port A D[31:24] */
162 #define CONFIG_SYS_PADDR 0x0000000
163 #define CONFIG_SYS_PADAT 0x0000000
165 #define CONFIG_SYS_PBCNT 0x0000000 /* Port B D[23:16] */
166 #define CONFIG_SYS_PBDDR 0x0000000
167 #define CONFIG_SYS_PBDAT 0x0000000
169 #define CONFIG_SYS_PCCNT 0x0000000 /* Port C D[15:08] */
170 #define CONFIG_SYS_PCDDR 0x0000000
171 #define CONFIG_SYS_PCDAT 0x0000000
173 #define CONFIG_SYS_PDCNT 0x0000000 /* Port D D[07:00] */
174 #define CONFIG_SYS_PCDDR 0x0000000
175 #define CONFIG_SYS_PCDAT 0x0000000
177 #define CONFIG_SYS_PASPAR 0x0F0F
178 #define CONFIG_SYS_PEHLPAR 0xC0
179 #define CONFIG_SYS_PUAPAR 0x0F
180 #define CONFIG_SYS_DDRUA 0x05
181 #define CONFIG_SYS_PJPAR 0xFF
183 /*-----------------------------------------------------------------------
187 #ifdef CONFIG_CMD_DATE
188 #define CONFIG_RTC_DS1338
189 #define CONFIG_I2C_RTC_ADDR 0x68
192 /*-----------------------------------------------------------------------
193 * VIDEO configuration
196 #define CONFIG_SYS_VCXK_DEFAULT_LINEALIGN 2
197 #define CONFIG_SYS_VCXK_DOUBLEBUFFERED 1
198 #define CONFIG_SYS_VCXK_BASE CONFIG_SYS_CS2_BASE
200 #define CONFIG_SYS_VCXK_ACKNOWLEDGE_PORT MCFGPTB_GPTPORT
201 #define CONFIG_SYS_VCXK_ACKNOWLEDGE_DDR MCFGPTB_GPTDDR
202 #define CONFIG_SYS_VCXK_ACKNOWLEDGE_PIN 0x0001
204 #define CONFIG_SYS_VCXK_ENABLE_PORT MCFGPTB_GPTPORT
205 #define CONFIG_SYS_VCXK_ENABLE_DDR MCFGPTB_GPTDDR
206 #define CONFIG_SYS_VCXK_ENABLE_PIN 0x0002
208 #define CONFIG_SYS_VCXK_REQUEST_PORT MCFGPTB_GPTPORT
209 #define CONFIG_SYS_VCXK_REQUEST_DDR MCFGPTB_GPTDDR
210 #define CONFIG_SYS_VCXK_REQUEST_PIN 0x0004
212 #define CONFIG_SYS_VCXK_INVERT_PORT MCFGPIO_PORTE
213 #define CONFIG_SYS_VCXK_INVERT_DDR MCFGPIO_DDRE
214 #define CONFIG_SYS_VCXK_INVERT_PIN MCFGPIO_PORT2
216 #endif /* _CONFIG_M5282EVB_H */
217 /*---------------------------------------------------------------------*/