diff options
Diffstat (limited to 'arch/mips/au1000/pb1100/board_setup.c')
| -rw-r--r-- | arch/mips/au1000/pb1100/board_setup.c | 115 |
1 files changed, 0 insertions, 115 deletions
diff --git a/arch/mips/au1000/pb1100/board_setup.c b/arch/mips/au1000/pb1100/board_setup.c deleted file mode 100644 index db27b9331ff..00000000000 --- a/arch/mips/au1000/pb1100/board_setup.c +++ /dev/null @@ -1,115 +0,0 @@ -/* - * Copyright 2002 MontaVista Software Inc. - * Author: MontaVista Software, Inc. - * ppopov@mvista.com or source@mvista.com - * - * 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> -#include <asm/mach-pb1x00/pb1100.h> - -void board_reset (void) -{ - /* Hit BCSR.SYSTEM_CONTROL[SW_RST] */ - au_writel(0x00000000, 0xAE00001C); -} - -void __init board_setup(void) -{ - u32 pin_func; - u32 sys_freqctrl, sys_clksrc; - - // set AUX clock to 12MHz * 8 = 96 MHz - au_writel(8, SYS_AUXPLL); - au_writel(0, SYS_PININPUTEN); - udelay(100); - -#if defined (CONFIG_USB_OHCI) || defined (CONFIG_AU1X00_USB_DEVICE) - // configure pins GPIO[14:9] as GPIO - pin_func = au_readl(SYS_PINFUNC) & (u32)(~0x80); - - /* zero and disable FREQ2 */ - sys_freqctrl = au_readl(SYS_FREQCTRL0); - sys_freqctrl &= ~0xFFF00000; - au_writel(sys_freqctrl, SYS_FREQCTRL0); - - /* zero and disable USBH/USBD/IrDA clock */ - sys_clksrc = au_readl(SYS_CLKSRC); - sys_clksrc &= ~0x0000001F; - au_writel(sys_clksrc, SYS_CLKSRC); - - sys_freqctrl = au_readl(SYS_FREQCTRL0); - sys_freqctrl &= ~0xFFF00000; - - sys_clksrc = au_readl(SYS_CLKSRC); - sys_clksrc &= ~0x0000001F; - - // FREQ2 = aux/2 = 48 MHz - sys_freqctrl |= ((0<<22) | (1<<21) | (1<<20)); - au_writel(sys_freqctrl, SYS_FREQCTRL0); - - /* - * Route 48MHz FREQ2 into USBH/USBD/IrDA - */ - sys_clksrc |= ((4<<2) | (0<<1) | 0 ); - au_writel(sys_clksrc, SYS_CLKSRC); - - /* setup the static bus controller */ - au_writel(0x00000002, MEM_STCFG3); /* type = PCMCIA */ - au_writel(0x280E3D07, MEM_STTIME3); /* 250ns cycle time */ - au_writel(0x10000000, MEM_STADDR3); /* any PCMCIA select */ - - // get USB Functionality pin state (device vs host drive pins) - pin_func = au_readl(SYS_PINFUNC) & (u32)(~0x8000); -#ifndef CONFIG_AU1X00_USB_DEVICE - // 2nd USB port is USB host - pin_func |= 0x8000; -#endif - au_writel(pin_func, SYS_PINFUNC); -#endif // defined (CONFIG_USB_OHCI) || defined (CONFIG_AU1X00_USB_DEVICE) - - /* Enable sys bus clock divider when IDLE state or no bus activity. */ - au_writel(au_readl(SYS_POWERCTRL) | (0x3 << 5), SYS_POWERCTRL); - - // Enable the RTC if not already enabled - if (!(readb(0xac000028) & 0x20)) { - writeb(readb(0xac000028) | 0x20, 0xac000028); - au_sync(); - } - // Put the clock in BCD mode - if (readb(0xac00002C) & 0x4) { /* reg B */ - writeb(readb(0xac00002c) & ~0x4, 0xac00002c); - au_sync(); - } -} |