3 * Robert Schwebel, Pengutronix, r.schwebel@pengutronix.de
4 * Kyle Harris, Nexus Technologies, Inc., kharris@nexus-tech.net
5 * Marius Groeger, Sysgo Real-Time Solutions GmbH, mgroeger@sysgo.de
7 * See file CREDITS for list of people who contributed to this
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.
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.
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,
28 #include <asm/arch/pxa-regs.h>
31 DECLARE_GLOBAL_DATA_PTR;
33 #ifdef CONFIG_SHOW_BOOT_PROGRESS
34 # define SHOW_BOOT_PROGRESS(arg) show_boot_progress(arg)
36 # define SHOW_BOOT_PROGRESS(arg)
40 * misc_init_r: - misc initialisation routines
48 /* determine if the software update key is pressed during startup */
49 /* not ported yet... */
50 if (GPLR0 & 0x00000800) {
51 printf("using bootcmd_normal (sw-update button not pressed)\n");
52 str = getenv("bootcmd_normal");
54 printf("using bootcmd_update (sw-update button pressed)\n");
55 str = getenv("bootcmd_update");
58 setenv("bootcmd",str);
65 * board_init: - setup some data structures
67 * @return: 0 in case of success
72 /* We have RAM, disable cache */
76 /* arch number of CSB226 board */
77 gd->bd->bi_arch_number = MACH_TYPE_CSB226;
79 /* adress of boot parameters */
80 gd->bd->bi_boot_params = 0xa0000100;
86 extern void pxa_dram_init(void);
90 gd->ram_size = PHYS_SDRAM_1_SIZE;
94 void dram_init_banksize(void)
96 gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
97 gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
101 * csb226_set_led: - switch LEDs on or off
103 * @param led: LED to switch (0,1,2)
104 * @param state: switch on (1) or off (0)
107 void csb226_set_led(int led, int state)
111 case 0: if (state==1) {
112 writel(readl(GPCR0) | CSB226_USER_LED0, GPCR0);
113 } else if (state==0) {
114 writel(readl(GPSR0) | CSB226_USER_LED0, GPSR0);
118 case 1: if (state==1) {
119 writel(readl(GPCR0) | CSB226_USER_LED1, GPCR0);
120 } else if (state==0) {
121 writel(readl(GPSR0) | CSB226_USER_LED1, GPSR0);
125 case 2: if (state==1) {
126 writel(readl(GPCR0) | CSB226_USER_LED2, GPCR0);
127 } else if (state==0) {
128 writel(readl(GPSR0) | CSB226_USER_LED2, GPSR0);
138 * show_boot_progress: - indicate state of the boot process
140 * @param status: Status number - see README for details.
142 * The CSB226 does only have 3 LEDs, so we switch them on at the most
143 * important states (1, 5, 15).
146 void show_boot_progress (int status)
149 case 1: csb226_set_led(0,1); break;
150 case 5: csb226_set_led(1,1); break;
151 case 15: csb226_set_led(2,1); break;
157 #ifdef CONFIG_CMD_NET
158 int board_eth_init(bd_t *bis)
162 rc = cs8900_initialize(0, CONFIG_CS8900_BASE);