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author | wdenk <wdenk> | 2004-04-23 20:32:05 +0000 |
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committer | wdenk <wdenk> | 2004-04-23 20:32:05 +0000 |
commit | 5cf91d6bdc3e60bd43f9ba1bbb97a43ee49b2b2d (patch) | |
tree | 5fe88f0a967da1a8d4f073b27294be5fa939c19d /board/kup/kup4x/usb.c | |
parent | e35745bb64fae64da3e1fa7f4afe3213287f5908 (diff) | |
download | u-boot-imx-5cf91d6bdc3e60bd43f9ba1bbb97a43ee49b2b2d.zip u-boot-imx-5cf91d6bdc3e60bd43f9ba1bbb97a43ee49b2b2d.tar.gz u-boot-imx-5cf91d6bdc3e60bd43f9ba1bbb97a43ee49b2b2d.tar.bz2 |
* Modify KUP4X board configuration to use SL811 driver for USB memory
sticks (including FAT / VFAT filesystem support)
* Add SL811 Host Controller Interface driver for USB
* Add CFG_I2C_EEPROM_ADDR_OVERFLOW desription to README
* Patch by Pantelis Antoniou, 19 Apr 2004:
Allow to use shell style syntax (i. e. ${var} ) with standard parser.
Minor patches for Intracom boards.
* Patch by Christian Pell, 19 Apr 2004:
cleanup support for CF/IDE on PCMCIA for PXA25X
Diffstat (limited to 'board/kup/kup4x/usb.c')
-rw-r--r-- | board/kup/kup4x/usb.c | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/board/kup/kup4x/usb.c b/board/kup/kup4x/usb.c deleted file mode 100644 index 5444008..0000000 --- a/board/kup/kup4x/usb.c +++ /dev/null @@ -1,81 +0,0 @@ -/* - * (C) Copyright 2004 - * Klaus Heydeck, Kieback & Peter GmbH & Co KG, heydeck@kieback-peter.de - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> -#include <mpc8xx.h> -#include "../common/kup.h" - - -#define SL811_ADR (0x50000000) -#define SL811_DAT (0x50000001) - - -static void sl811_write_index_data (__u8 index, __u8 data) -{ - *(volatile unsigned char *) (SL811_ADR) = index; - __asm__ ("eieio"); - *(volatile unsigned char *) (SL811_DAT) = data; - __asm__ ("eieio"); -} - -static __u8 sl811_read_index_data (__u8 index) -{ - __u8 data; - - *(volatile unsigned char *) (SL811_ADR) = index; - __asm__ ("eieio"); - data = *(volatile unsigned char *) (SL811_DAT); - __asm__ ("eieio"); - return (data); -} - -int usb_init_kup4x (void) -{ - volatile immap_t *immap = (immap_t *) CFG_IMMR; - volatile memctl8xx_t *memctl = &immap->im_memctl; - int i; - unsigned char tmp; - - memctl = &immap->im_memctl; - memctl->memc_or7 = 0xFFFF8726; - memctl->memc_br7 = 0x50000401; /* start at 0x50000000 */ - /* BP 14 low = USB ON */ - immap->im_cpm.cp_pbdat &= ~(BP_USB_VCC); - /* PB 14 nomal port */ - immap->im_cpm.cp_pbpar &= ~(BP_USB_VCC); - /* output */ - immap->im_cpm.cp_pbdir |= (BP_USB_VCC); - - puts ("USB: "); - - for (i = 0x10; i < 0xff; i++) { - sl811_write_index_data (i, i); - tmp = (sl811_read_index_data (i)); - if (tmp != i) { - printf ("SL811 compare error index=0x%02x read=0x%02x\n", i, tmp); - return (-1); - } - } - printf ("SL811 ready\n"); - return (0); -} |