2 * Copyright (C) 2007 Freescale Semiconductor, Inc.
4 * Michael Barkowski <michael.barkowski@freescale.com>
5 * Based on mpc832xmds file by Dave Liu <daveliu@freescale.com>
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License version 2 as published
9 * by the Free Software Foundation.
19 #if defined(CONFIG_PCI)
24 DECLARE_GLOBAL_DATA_PTR;
26 const qe_iop_conf_t qe_iop_conf_tab[] = {
28 {1, 0, 1, 0, 1}, /* TxD0 */
29 {1, 1, 1, 0, 1}, /* TxD1 */
30 {1, 2, 1, 0, 1}, /* TxD2 */
31 {1, 3, 1, 0, 1}, /* TxD3 */
32 {1, 9, 1, 0, 1}, /* TxER */
33 {1, 12, 1, 0, 1}, /* TxEN */
34 {3, 24, 2, 0, 1}, /* TxCLK->CLK10 */
36 {1, 4, 2, 0, 1}, /* RxD0 */
37 {1, 5, 2, 0, 1}, /* RxD1 */
38 {1, 6, 2, 0, 1}, /* RxD2 */
39 {1, 7, 2, 0, 1}, /* RxD3 */
40 {1, 8, 2, 0, 1}, /* RxER */
41 {1, 10, 2, 0, 1}, /* RxDV */
42 {0, 13, 2, 0, 1}, /* RxCLK->CLK9 */
43 {1, 11, 2, 0, 1}, /* COL */
44 {1, 13, 2, 0, 1}, /* CRS */
47 {0, 18, 1, 0, 1}, /* TxD0 */
48 {0, 19, 1, 0, 1}, /* TxD1 */
49 {0, 20, 1, 0, 1}, /* TxD2 */
50 {0, 21, 1, 0, 1}, /* TxD3 */
51 {0, 27, 1, 0, 1}, /* TxER */
52 {0, 30, 1, 0, 1}, /* TxEN */
53 {3, 23, 2, 0, 1}, /* TxCLK->CLK3 */
55 {0, 22, 2, 0, 1}, /* RxD0 */
56 {0, 23, 2, 0, 1}, /* RxD1 */
57 {0, 24, 2, 0, 1}, /* RxD2 */
58 {0, 25, 2, 0, 1}, /* RxD3 */
59 {0, 26, 1, 0, 1}, /* RxER */
60 {0, 28, 2, 0, 1}, /* Rx_DV */
61 {3, 21, 2, 0, 1}, /* RxCLK->CLK16 */
62 {0, 29, 2, 0, 1}, /* COL */
63 {0, 31, 2, 0, 1}, /* CRS */
65 {3, 4, 3, 0, 2}, /* MDIO */
66 {3, 5, 1, 0, 2}, /* MDC */
68 {0, 0, 0, 0, QE_IOP_TAB_END}, /* END of table */
71 int fixed_sdram(void);
75 volatile immap_t *im = (immap_t *) CONFIG_SYS_IMMR;
78 if ((im->sysconf.immrbar & IMMRBAR_BASE_ADDR) != (u32) im)
81 /* DDR SDRAM - Main SODIMM */
82 im->sysconf.ddrlaw[0].bar = CONFIG_SYS_DDR_BASE & LAWBAR_BAR;
84 msize = fixed_sdram();
86 /* set total bus SDRAM size(bytes) -- DDR */
87 gd->ram_size = msize * 1024 * 1024;
92 /*************************************************************************
93 * fixed sdram init -- doesn't use serial presence detect.
94 ************************************************************************/
97 volatile immap_t *im = (immap_t *) CONFIG_SYS_IMMR;
102 msize = CONFIG_SYS_DDR_SIZE;
103 for (ddr_size = msize << 20, ddr_size_log2 = 0;
104 (ddr_size > 1); ddr_size = ddr_size >> 1, ddr_size_log2++) {
109 im->sysconf.ddrlaw[0].ar =
110 LAWAR_EN | ((ddr_size_log2 - 1) & LAWAR_SIZE);
111 im->ddr.sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CNTL;
112 im->ddr.csbnds[0].csbnds = CONFIG_SYS_DDR_CS0_BNDS;
113 im->ddr.cs_config[0] = CONFIG_SYS_DDR_CS0_CONFIG;
114 im->ddr.timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0;
115 im->ddr.timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
116 im->ddr.timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
117 im->ddr.timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3;
118 im->ddr.sdram_cfg = CONFIG_SYS_DDR_SDRAM_CFG;
119 im->ddr.sdram_cfg2 = CONFIG_SYS_DDR_SDRAM_CFG2;
120 im->ddr.sdram_mode = CONFIG_SYS_DDR_MODE;
121 im->ddr.sdram_mode2 = CONFIG_SYS_DDR_MODE2;
122 im->ddr.sdram_interval = CONFIG_SYS_DDR_INTERVAL;
123 __asm__ __volatile__ ("sync");
126 im->ddr.sdram_cfg |= SDRAM_CFG_MEM_EN;
127 __asm__ __volatile__ ("sync");
133 puts("Board: Freescale MPC8323ERDB\n");
137 static struct pci_region pci_regions[] = {
139 bus_start: CONFIG_SYS_PCI1_MEM_BASE,
140 phys_start: CONFIG_SYS_PCI1_MEM_PHYS,
141 size: CONFIG_SYS_PCI1_MEM_SIZE,
142 flags: PCI_REGION_MEM | PCI_REGION_PREFETCH
145 bus_start: CONFIG_SYS_PCI1_MMIO_BASE,
146 phys_start: CONFIG_SYS_PCI1_MMIO_PHYS,
147 size: CONFIG_SYS_PCI1_MMIO_SIZE,
148 flags: PCI_REGION_MEM
151 bus_start: CONFIG_SYS_PCI1_IO_BASE,
152 phys_start: CONFIG_SYS_PCI1_IO_PHYS,
153 size: CONFIG_SYS_PCI1_IO_SIZE,
158 void pci_init_board(void)
160 volatile immap_t *immr = (volatile immap_t *)CONFIG_SYS_IMMR;
161 volatile clk83xx_t *clk = (volatile clk83xx_t *)&immr->clk;
162 volatile law83xx_t *pci_law = immr->sysconf.pcilaw;
163 struct pci_region *reg[] = { pci_regions };
165 /* Enable all 3 PCI_CLK_OUTPUTs. */
166 clk->occr |= 0xe0000000;
168 /* Configure PCI Local Access Windows */
169 pci_law[0].bar = CONFIG_SYS_PCI1_MEM_PHYS & LAWBAR_BAR;
170 pci_law[0].ar = LBLAWAR_EN | LBLAWAR_512MB;
172 pci_law[1].bar = CONFIG_SYS_PCI1_IO_PHYS & LAWBAR_BAR;
173 pci_law[1].ar = LBLAWAR_EN | LBLAWAR_1MB;
175 mpc83xx_pci_init(1, reg);
178 #if defined(CONFIG_OF_BOARD_SETUP)
179 int ft_board_setup(void *blob, bd_t *bd)
181 ft_cpu_setup(blob, bd);
183 ft_pci_setup(blob, bd);
190 #if defined(CONFIG_SYS_I2C_MAC_OFFSET)
191 int mac_read_from_eeprom(void)
196 unsigned int crc = 0;
197 unsigned char enetvar[32];
199 /* Read MAC addresses from EEPROM */
200 if (eeprom_read(CONFIG_SYS_I2C_EEPROM_ADDR, CONFIG_SYS_I2C_MAC_OFFSET, buf, 28)) {
201 printf("\nEEPROM @ 0x%02x read FAILED!!!\n",
202 CONFIG_SYS_I2C_EEPROM_ADDR);
206 memcpy(&crc_buf, &buf[24], sizeof(uint32_t));
208 if (crc32(crc, buf, 24) == crc_buf) {
209 printf("Reading MAC from EEPROM\n");
210 for (i = 0; i < 4; i++) {
211 if (memcmp(&buf[i * 6], "\0\0\0\0\0\0", 6)) {
213 "%02X:%02X:%02X:%02X:%02X:%02X",
214 buf[i * 6], buf[i * 6 + 1],
215 buf[i * 6 + 2], buf[i * 6 + 3],
216 buf[i * 6 + 4], buf[i * 6 + 5]);
217 sprintf((char *)enetvar,
218 i ? "eth%daddr" : "ethaddr", i);
219 setenv((char *)enetvar, str);
226 #endif /* CONFIG_I2C_MAC_OFFSET */