6ab3d5624e
Signed-off-by: Jörn Engel <joern@wohnheim.fh-wedel.de> Signed-off-by: Adrian Bunk <bunk@stusta.de>
89 lines
3.0 KiB
C
89 lines
3.0 KiB
C
/*
|
|
*
|
|
* BRIEF MODULE DESCRIPTION
|
|
* 4G Systems MTX-1 board setup.
|
|
*
|
|
* Copyright 2003 MontaVista Software Inc.
|
|
* Author: MontaVista Software, Inc.
|
|
* ppopov@mvista.com or source@mvista.com
|
|
* Bruno Randolf <bruno.randolf@4g-systems.biz>
|
|
*
|
|
* 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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
|
|
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
|
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
|
|
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
|
|
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
|
|
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
* 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.,
|
|
* 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
*/
|
|
#include <linux/init.h>
|
|
#include <linux/sched.h>
|
|
#include <linux/ioport.h>
|
|
#include <linux/mm.h>
|
|
#include <linux/console.h>
|
|
#include <linux/delay.h>
|
|
|
|
#include <asm/cpu.h>
|
|
#include <asm/bootinfo.h>
|
|
#include <asm/irq.h>
|
|
#include <asm/mipsregs.h>
|
|
#include <asm/reboot.h>
|
|
#include <asm/pgtable.h>
|
|
#include <asm/mach-au1x00/au1000.h>
|
|
|
|
void board_reset (void)
|
|
{
|
|
/* Hit BCSR.SYSTEM_CONTROL[SW_RST] */
|
|
au_writel(0x00000000, 0xAE00001C);
|
|
}
|
|
|
|
void __init board_setup(void)
|
|
{
|
|
#if defined (CONFIG_USB_OHCI) || defined (CONFIG_AU1X00_USB_DEVICE)
|
|
#ifdef CONFIG_AU1X00_USB_DEVICE
|
|
// 2nd USB port is USB device
|
|
au_writel(au_readl(SYS_PINFUNC) & (u32)(~0x8000), SYS_PINFUNC);
|
|
#endif
|
|
// enable USB power switch
|
|
au_writel( au_readl(GPIO2_DIR) | 0x10, GPIO2_DIR );
|
|
au_writel( 0x100000, GPIO2_OUTPUT );
|
|
#endif // defined (CONFIG_USB_OHCI) || defined (CONFIG_AU1X00_USB_DEVICE)
|
|
|
|
#ifdef CONFIG_PCI
|
|
#if defined(__MIPSEB__)
|
|
au_writel(0xf | (2<<6) | (1<<4), Au1500_PCI_CFG);
|
|
#else
|
|
au_writel(0xf, Au1500_PCI_CFG);
|
|
#endif
|
|
#endif
|
|
|
|
// initialize sys_pinfunc:
|
|
// disable second ethernet port (SYS_PF_NI2)
|
|
// set U3/GPIO23 to GPIO23 (SYS_PF_U3)
|
|
au_writel( SYS_PF_NI2 | SYS_PF_U3, SYS_PINFUNC );
|
|
|
|
// initialize GPIO
|
|
au_writel( 0xFFFFFFFF, SYS_TRIOUTCLR );
|
|
au_writel( 0x00000001, SYS_OUTPUTCLR ); // set M66EN (PCI 66MHz) to OFF
|
|
au_writel( 0x00000008, SYS_OUTPUTSET ); // set PCI CLKRUN# to OFF
|
|
au_writel( 0x00000020, SYS_OUTPUTCLR ); // set eth PHY TX_ER to OFF
|
|
|
|
// enable LED and set it to green
|
|
au_writel( au_readl(GPIO2_DIR) | 0x1800, GPIO2_DIR );
|
|
au_writel( 0x18000800, GPIO2_OUTPUT );
|
|
|
|
printk("4G Systems MTX-1 Board\n");
|
|
}
|