2 * Copyright (C) 2007 Freescale Semiconductor, Inc.
3 * Kevin Lam <kevin.lam@freescale.com>
4 * Joe D'Abbraccio <joe.d'abbraccio@freescale.com>
6 * See file CREDITS for list of people who contributed to this
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License as
11 * published by the Free Software Foundation; either version 2 of
12 * the License, or (at your option) any later version.
19 #include <asm/fsl_mpc83xx_serdes.h>
20 #include <fdt_support.h>
21 #include <spd_sdram.h>
23 #include <fsl_esdhc.h>
25 #if defined(CONFIG_SYS_DRAM_TEST)
29 uint *pstart = (uint *) CONFIG_SYS_MEMTEST_START;
30 uint *pend = (uint *) CONFIG_SYS_MEMTEST_END;
33 printf("Testing DRAM from 0x%08x to 0x%08x\n",
34 CONFIG_SYS_MEMTEST_START,
35 CONFIG_SYS_MEMTEST_END);
37 printf("DRAM test phase 1:\n");
38 for (p = pstart; p < pend; p++)
41 for (p = pstart; p < pend; p++) {
42 if (*p != 0xaaaaaaaa) {
43 printf("DRAM test fails at: %08x\n", (uint) p);
48 printf("DRAM test phase 2:\n");
49 for (p = pstart; p < pend; p++)
52 for (p = pstart; p < pend; p++) {
53 if (*p != 0x55555555) {
54 printf("DRAM test fails at: %08x\n", (uint) p);
59 printf("DRAM test passed.\n");
64 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
65 void ddr_enable_ecc(unsigned int dram_size);
67 int fixed_sdram(void);
69 phys_size_t initdram(int board_type)
71 immap_t *im = (immap_t *) CONFIG_SYS_IMMR;
74 if ((im->sysconf.immrbar & IMMRBAR_BASE_ADDR) != (u32) im)
77 #if defined(CONFIG_SPD_EEPROM)
80 msize = fixed_sdram();
83 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
84 /* Initialize DDR ECC byte */
85 ddr_enable_ecc(msize * 1024 * 1024);
87 /* return total bus DDR size(bytes) */
88 return (msize * 1024 * 1024);
91 #if !defined(CONFIG_SPD_EEPROM)
92 /*************************************************************************
93 * fixed sdram init -- doesn't use serial presence detect.
94 ************************************************************************/
97 immap_t *im = (immap_t *) CONFIG_SYS_IMMR;
98 u32 msize = CONFIG_SYS_DDR_SIZE * 1024 * 1024;
99 u32 msize_log2 = __ilog2(msize);
101 im->sysconf.ddrlaw[0].bar = CONFIG_SYS_DDR_SDRAM_BASE & 0xfffff000;
102 im->sysconf.ddrlaw[0].ar = LBLAWAR_EN | (msize_log2 - 1);
104 im->sysconf.ddrcdr = CONFIG_SYS_DDRCDR_VALUE;
107 im->ddr.sdram_clk_cntl = CONFIG_SYS_DDR_SDRAM_CLK_CNTL;
110 im->ddr.csbnds[0].csbnds = CONFIG_SYS_DDR_CS0_BNDS;
111 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;
126 im->ddr.sdram_cfg |= SDRAM_CFG_MEM_EN;
128 return CONFIG_SYS_DDR_SIZE;
130 #endif /*!CONFIG_SYS_SPD_EEPROM */
134 puts("Board: Freescale MPC837xERDB\n");
138 int board_early_init_f(void)
140 #ifdef CONFIG_FSL_SERDES
141 immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
142 u32 spridr = in_be32(&immr->sysconf.spridr);
144 /* we check only part num, and don't look for CPU revisions */
145 switch (PARTID_NO_E(spridr)) {
147 fsl_setup_serdes(CONFIG_FSL_SERDES1, FSL_SERDES_PROTO_SATA,
148 FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V);
149 fsl_setup_serdes(CONFIG_FSL_SERDES2, FSL_SERDES_PROTO_PEX,
150 FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V);
153 fsl_setup_serdes(CONFIG_FSL_SERDES2, FSL_SERDES_PROTO_PEX,
154 FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V);
157 fsl_setup_serdes(CONFIG_FSL_SERDES1, FSL_SERDES_PROTO_SATA,
158 FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V);
159 fsl_setup_serdes(CONFIG_FSL_SERDES2, FSL_SERDES_PROTO_SATA,
160 FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V);
163 printf("serdes not configured: unknown CPU part number: "
164 "%04x\n", spridr >> 16);
167 #endif /* CONFIG_FSL_SERDES */
171 #ifdef CONFIG_FSL_ESDHC
172 int board_mmc_init(bd_t *bd)
174 struct immap __iomem *im = (struct immap __iomem *)CONFIG_SYS_IMMR;
176 if (!hwconfig("esdhc"))
179 clrsetbits_be32(&im->sysconf.sicrl, SICRL_USB_B, SICRL_USB_B_SD);
180 clrsetbits_be32(&im->sysconf.sicrh, SICRH_SPI, SICRH_SPI_SD);
182 return fsl_esdhc_mmc_init(bd);
187 * Miscellaneous late-boot configurations
189 * If a VSC7385 microcode image is present, then upload it.
191 int misc_init_r(void)
195 #ifdef CONFIG_VSC7385_IMAGE
196 if (vsc7385_upload_firmware((void *) CONFIG_VSC7385_IMAGE,
197 CONFIG_VSC7385_IMAGE_SIZE)) {
198 puts("Failure uploading VSC7385 microcode.\n");
206 #if defined(CONFIG_OF_BOARD_SETUP)
208 void ft_board_setup(void *blob, bd_t *bd)
211 ft_pci_setup(blob, bd);
213 ft_cpu_setup(blob, bd);
214 fdt_fixup_dr_usb(blob, bd);
215 fdt_fixup_esdhc(blob, bd);
217 #endif /* CONFIG_OF_BOARD_SETUP */