3 * Greg Ungerer, OpenGear Inc, <greg.ungerer@opengear.com>
6 * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
9 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
10 * Marius Groeger <mgroeger@sysgo.de>
12 * SPDX-License-Identifier: GPL-2.0+
16 #include <asm/arch/platform.h>
19 DECLARE_GLOBAL_DATA_PTR;
21 /* ------------------------------------------------------------------------- */
23 #define ks8695_read(a) *((volatile unsigned int *) (KS8695_IO_BASE+(a)))
24 #define ks8695_write(a,b) *((volatile unsigned int *) (KS8695_IO_BASE+(a))) = (b)
26 /* ------------------------------------------------------------------------- */
30 * Miscelaneous platform dependent initialisations
32 int env_flash_cmdline (void)
34 char *sp = (char *) 0x0201c020;
38 /* Check if "erase" push button is depressed */
39 if ((ks8695_read(KS8695_GPIO_DATA) & 0x8) == 0) {
40 printf("### Entering network recovery mode...\n");
41 setenv("bootargs", "console=ttyAM0,115200 mem=32M initrd=0x400000,8M root=/dev/ram0");
42 setenv("bootcmd", "bootp 0x400000; gofsk 0x400000");
43 setenv("bootdelay", "2");
47 /* Check for flash based kernel boot args to use as default */
48 for (ep = sp, len = 0; ((len < 1024) && (*ep != 0)); ep++, len++)
51 if ((len > 0) && (len <1024))
52 setenv("bootargs", sp);
57 int board_late_init (void)
62 int board_eth_init(bd_t *bis)
64 return ks8695_eth_initialize();
69 /* arch number of CM41xx */
70 gd->bd->bi_arch_number = 672;
72 /* adress of boot parameters */
73 gd->bd->bi_boot_params = 0x00000100;
75 /* power down all but port 0 on the switch */
76 ks8695_write(KS8695_SWITCH_LPPM12, 0x00000005);
77 ks8695_write(KS8695_SWITCH_LPPM34, 0x00050005);
84 gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
85 gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;