upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
102 lines
2.2 KiB
102 lines
2.2 KiB
/*
|
|
* Copyright (C) 2007 Freescale Semiconductor, Inc.
|
|
*
|
|
* Tony Li <tony.li@freescale.com>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation;
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <i2c.h>
|
|
#include <asm/io.h>
|
|
|
|
#include "pq-mds-pib.h"
|
|
|
|
int pib_init(void)
|
|
{
|
|
u8 val8;
|
|
u8 orig_i2c_bus;
|
|
|
|
/* Switch temporarily to I2C bus #2 */
|
|
orig_i2c_bus = i2c_get_bus_num();
|
|
i2c_set_bus_num(1);
|
|
|
|
val8 = 0;
|
|
#if defined(CONFIG_PCI) && !defined(CONFIG_PCISLAVE)
|
|
/* Assign PIB PMC slot to desired PCI bus */
|
|
i2c_write(0x23, 0x6, 1, &val8, 1);
|
|
i2c_write(0x23, 0x7, 1, &val8, 1);
|
|
val8 = 0xff;
|
|
i2c_write(0x23, 0x2, 1, &val8, 1);
|
|
i2c_write(0x23, 0x3, 1, &val8, 1);
|
|
|
|
val8 = 0;
|
|
i2c_write(0x26, 0x6, 1, &val8, 1);
|
|
val8 = 0x34;
|
|
i2c_write(0x26, 0x7, 1, &val8, 1);
|
|
#if defined(CONFIG_MPC832XEMDS)
|
|
val8 = 0xf9; /* PMC2, PMC3 slot to PCI bus */
|
|
#else
|
|
val8 = 0xf3; /* PMC1, PMC2, PMC3 slot to PCI bus */
|
|
#endif
|
|
i2c_write(0x26, 0x2, 1, &val8, 1);
|
|
val8 = 0xff;
|
|
i2c_write(0x26, 0x3, 1, &val8, 1);
|
|
|
|
val8 = 0;
|
|
i2c_write(0x27, 0x6, 1, &val8, 1);
|
|
i2c_write(0x27, 0x7, 1, &val8, 1);
|
|
val8 = 0xff;
|
|
i2c_write(0x27, 0x2, 1, &val8, 1);
|
|
val8 = 0xef;
|
|
i2c_write(0x27, 0x3, 1, &val8, 1);
|
|
|
|
eieio();
|
|
|
|
#if defined(CONFIG_MPC832XEMDS)
|
|
printf("PCI 32bit bus on PMC2 &PMC3\n");
|
|
#else
|
|
printf("PCI 32bit bus on PMC1 & PMC2 &PMC3\n");
|
|
#endif
|
|
#endif
|
|
|
|
#if defined(CONFIG_PQ_MDS_PIB_ATM)
|
|
#if defined(CONFIG_MPC8360EMDS)
|
|
val8 = 0;
|
|
i2c_write(0x20, 0x6, 1, &val8, 1);
|
|
i2c_write(0x20, 0x7, 1, &val8, 1);
|
|
|
|
val8 = 0xdf;
|
|
i2c_write(0x20, 0x2, 1, &val8, 1);
|
|
val8 = 0xf7;
|
|
i2c_write(0x20, 0x3, 1, &val8, 1);
|
|
|
|
eieio();
|
|
|
|
printf("QOC3 ATM card on PMC0\n");
|
|
#elif defined(CONFIG_MPC832XEMDS)
|
|
val8 = 0;
|
|
i2c_write(0x26, 0x7, 1, &val8, 1);
|
|
val8 = 0xf7;
|
|
i2c_write(0x26, 0x3, 1, &val8, 1);
|
|
|
|
val8 = 0;
|
|
i2c_write(0x21, 0x6, 1, &val8, 1);
|
|
i2c_write(0x21, 0x7, 1, &val8, 1);
|
|
|
|
val8 = 0xdf;
|
|
i2c_write(0x21, 0x2, 1, &val8, 1);
|
|
val8 = 0xef;
|
|
i2c_write(0x21, 0x3, 1, &val8, 1);
|
|
|
|
eieio();
|
|
|
|
printf("QOC3 ATM card on PMC1\n");
|
|
#endif
|
|
#endif
|
|
/* Reset to original I2C bus */
|
|
i2c_set_bus_num(orig_i2c_bus);
|
|
return 0;
|
|
}
|
|
|