[MIPS] Alchemy: kill useless #include's, #define's and extern's

[linux-2.6-omap-h63xx.git] / arch / mips / au1000 / mtx-1 / board_setup.c

diff --git a/arch/mips/au1000/mtx-1/board_setup.c b/arch/mips/au1000/mtx-1/board_setup.c
index 13f9bf5f91a628c10e92b6522c9db2d9a921d87d..5736354829c6a2d4356cba3a978f29694981c720 100644 (file)
--- a/arch/mips/au1000/mtx-1/board_setup.c
+++ b/arch/mips/au1000/mtx-1/board_setup.c
@@ -28,22 +28,15 @@
  *  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)
+extern int (*board_pci_idsel)(unsigned int devsel, int assert);
+int    mtx1_pci_idsel(unsigned int devsel, int assert);
+
+void board_reset(void)
 {
        /* Hit BCSR.SYSTEM_CONTROL[SW_RST] */
        au_writel(0x00000000, 0xAE00001C);
@@ -51,11 +44,11 @@ void board_reset (void)
 
 void __init board_setup(void)
 {
-#ifdef CONFIG_USB_OHCI
+#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
        // enable USB power switch
        au_writel( au_readl(GPIO2_DIR) | 0x10, GPIO2_DIR );
        au_writel( 0x100000, GPIO2_OUTPUT );
-#endif // defined (CONFIG_USB_OHCI)
+#endif /* defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) */
 
 #ifdef CONFIG_PCI
 #if defined(__MIPSEB__)
@@ -66,19 +59,43 @@ void __init board_setup(void)
 #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 );
+       au_writel( SYS_PF_NI2, 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( 0x00000002, SYS_OUTPUTSET ); // set EXT_IO3 ON
        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 );
 
+       board_pci_idsel = mtx1_pci_idsel;
+
        printk("4G Systems MTX-1 Board\n");
 }
+
+int
+mtx1_pci_idsel(unsigned int devsel, int assert)
+{
+#define MTX_IDSEL_ONLY_0_AND_3 0
+#if MTX_IDSEL_ONLY_0_AND_3
+       if (devsel != 0 && devsel != 3) {
+               printk("*** not 0 or 3\n");
+               return 0;
+       }
+#endif
+
+       if (assert && devsel != 0) {
+               // suppress signal to cardbus
+               au_writel( 0x00000002, SYS_OUTPUTCLR ); // set EXT_IO3 OFF
+       }
+       else {
+               au_writel( 0x00000002, SYS_OUTPUTSET ); // set EXT_IO3 ON
+       }
+       au_sync_udelay(1);
+       return 1;
+}
+