]> git.ipfire.org Git - people/ms/u-boot.git/blob - board/matrix_vision/mvblm7/mvblm7.c
rename CFG_ macros to CONFIG_SYS
[people/ms/u-boot.git] / board / matrix_vision / mvblm7 / mvblm7.c
1 /*
2 * Copyright (C) Freescale Semiconductor, Inc. 2006. All rights reserved.
3 *
4 * (C) Copyright 2008
5 * Andre Schwarz, Matrix Vision GmbH, andre.schwarz@matrix-vision.de
6 *
7 * See file CREDITS for list of people who contributed to this
8 * project.
9 *
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License as
12 * published by the Free Software Foundation; either version 2 of
13 * the License, or (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS for A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
23 * MA 02111-1307 USA
24 */
25
26 #include <common.h>
27 #include <ioports.h>
28 #include <mpc83xx.h>
29 #include <asm/mpc8349_pci.h>
30 #include <pci.h>
31 #include <spi.h>
32 #include <asm/mmu.h>
33 #if defined(CONFIG_OF_LIBFDT)
34 #include <libfdt.h>
35 #endif
36
37 #include "mvblm7.h"
38
39 int fixed_sdram(void)
40 {
41 volatile immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
42 u32 msize = 0;
43 u32 ddr_size;
44 u32 ddr_size_log2;
45
46 msize = CONFIG_SYS_DDR_SIZE;
47 for (ddr_size = msize << 20, ddr_size_log2 = 0;
48 (ddr_size > 1);
49 ddr_size = ddr_size >> 1, ddr_size_log2++) {
50 if (ddr_size & 1)
51 return -1;
52 }
53 im->sysconf.ddrlaw[0].bar = CONFIG_SYS_DDR_SDRAM_BASE & 0xfffff000;
54 im->sysconf.ddrlaw[0].ar = LAWAR_EN | ((ddr_size_log2 - 1) &
55 LAWAR_SIZE);
56
57 im->ddr.csbnds[0].csbnds = CONFIG_SYS_DDR_CS0_BNDS;
58 im->ddr.cs_config[0] = CONFIG_SYS_DDR_CS0_CONFIG;
59 im->ddr.timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0;
60 im->ddr.timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
61 im->ddr.timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
62 im->ddr.timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3;
63 im->ddr.sdram_cfg = CONFIG_SYS_DDR_SDRAM_CFG;
64 im->ddr.sdram_cfg2 = CONFIG_SYS_DDR_SDRAM_CFG2;
65 im->ddr.sdram_mode = CONFIG_SYS_DDR_MODE;
66 im->ddr.sdram_interval = CONFIG_SYS_DDR_INTERVAL;
67 im->ddr.sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CNTL;
68
69 udelay(300);
70
71 im->ddr.sdram_cfg |= SDRAM_CFG_MEM_EN;
72
73 return CONFIG_SYS_DDR_SIZE;
74 }
75
76 phys_size_t initdram(int board_type)
77 {
78 volatile immap_t *im = (immap_t *) CONFIG_SYS_IMMR;
79 u32 msize = 0;
80
81 if ((im->sysconf.immrbar & IMMRBAR_BASE_ADDR) != (u32) im)
82 return -1;
83
84 im->sysconf.ddrlaw[0].bar = CONFIG_SYS_DDR_BASE & LAWBAR_BAR;
85 msize = fixed_sdram();
86
87 /* return total bus RAM size(bytes) */
88 return msize * 1024 * 1024;
89 }
90
91 int checkboard(void)
92 {
93 puts("Board: Matrix Vision mvBlueLYNX-M7\n");
94
95 return 0;
96 }
97
98 u8 *dhcp_vendorex_prep(u8 *e)
99 {
100 char *ptr;
101
102 /* DHCP vendor-class-identifier = 60 */
103 ptr = getenv("dhcp_vendor-class-identifier");
104 if (ptr) {
105 *e++ = 60;
106 *e++ = strlen(ptr);
107 while (*ptr)
108 *e++ = *ptr++;
109 }
110 /* DHCP_CLIENT_IDENTIFIER = 61 */
111 ptr = getenv("dhcp_client_id");
112 if (ptr) {
113 *e++ = 61;
114 *e++ = strlen(ptr);
115 while (*ptr)
116 *e++ = *ptr++;
117 }
118
119 return e;
120 }
121
122 u8 *dhcp_vendorex_proc(u8 *popt)
123 {
124 return NULL;
125 }
126
127 #ifdef CONFIG_HARD_SPI
128 int spi_cs_is_valid(unsigned int bus, unsigned int cs)
129 {
130 return bus == 0 && cs == 0;
131 }
132
133 void spi_cs_activate(struct spi_slave *slave)
134 {
135 volatile gpio83xx_t *iopd = &((immap_t *)CONFIG_SYS_IMMR)->gpio[0];
136
137 iopd->dat &= ~MVBLM7_MMC_CS;
138 }
139
140 void spi_cs_deactivate(struct spi_slave *slave)
141 {
142 volatile gpio83xx_t *iopd = &((immap_t *)CONFIG_SYS_IMMR)->gpio[0];
143
144 iopd->dat |= ~MVBLM7_MMC_CS;
145 }
146 #endif
147
148 #if defined(CONFIG_OF_BOARD_SETUP)
149 void ft_board_setup(void *blob, bd_t *bd)
150 {
151 ft_cpu_setup(blob, bd);
152 #ifdef CONFIG_PCI
153 ft_pci_setup(blob, bd);
154 #endif
155 }
156
157 #endif