patch-2.4.22 linux-2.4.22/arch/mips/au1000/mtx-1/board_setup.c

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diff -urN linux-2.4.21/arch/mips/au1000/mtx-1/board_setup.c linux-2.4.22/arch/mips/au1000/mtx-1/board_setup.c
@@ -0,0 +1,91 @@
+/*
+ *
+ * BRIEF MODULE DESCRIPTION
+ *	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.de>
+ *
+ *  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/config.h>
+#include <linux/init.h>
+#include <linux/sched.h>
+#include <linux/ioport.h>
+#include <linux/mm.h>
+#include <linux/console.h>
+#include <linux/mc146818rtc.h>
+#include <linux/delay.h>
+
+#include <asm/cpu.h>
+#include <asm/bootinfo.h>
+#include <asm/irq.h>
+#include <asm/keyboard.h>
+#include <asm/mipsregs.h>
+#include <asm/reboot.h>
+#include <asm/pgtable.h>
+#include <asm/au1000.h>
+
+extern struct rtc_ops no_rtc_ops;
+
+void __init board_setup(void)
+{
+	u32 pin_func;
+
+	rtc_ops = &no_rtc_ops;
+
+#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_AU1000_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: none used ATM
+	au_writel( 0xFFFFFFFF, SYS_TRIOUTCLR );
+
+	// 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");
+}

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