X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=arch%2Fmips%2Ftx4927%2Ftoshiba_rbtx4927%2Ftoshiba_rbtx4927_setup.c;h=185f303c0e2a9ec9df7bdd9c4130d8f6e6009f9a;hb=b29eee4935d9e5952a7ea8543ea499f06fb86808;hp=0299595ce1c4267ad432d65c68d08cc4a7ddd2f3;hpb=41f81e88e01eb959f439f8537c58078e4bfc5291;p=linux-2.6-omap-h63xx.git

diff --git a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c b/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c
index 0299595ce1c..185f303c0e2 100644
--- a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c
+++ b/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c
@@ -45,84 +45,27 @@
 #include <linux/init.h>
 #include <linux/kernel.h>
 #include <linux/types.h>
-#include <linux/mm.h>
-#include <linux/swap.h>
 #include <linux/ioport.h>
-#include <linux/sched.h>
 #include <linux/interrupt.h>
 #include <linux/pci.h>
-#include <linux/timex.h>
 #include <linux/pm.h>
 #include <linux/platform_device.h>
+#include <linux/clk.h>
 
 #include <asm/bootinfo.h>
-#include <asm/page.h>
 #include <asm/io.h>
-#include <asm/irq.h>
-#include <asm/irq_regs.h>
 #include <asm/processor.h>
 #include <asm/reboot.h>
 #include <asm/time.h>
 #include <asm/txx9tmr.h>
-#include <linux/bootmem.h>
-#include <linux/blkdev.h>
 #ifdef CONFIG_TOSHIBA_FPCIB0
 #include <asm/tx4927/smsc_fdc37m81x.h>
 #endif
 #include <asm/tx4927/toshiba_rbtx4927.h>
-#ifdef CONFIG_PCI
-#include <asm/tx4927/tx4927_pci.h>
-#endif
-#ifdef CONFIG_BLK_DEV_IDEPCI
-#include <linux/hdreg.h>
-#include <linux/ide.h>
-#endif
 #ifdef CONFIG_SERIAL_TXX9
-#include <linux/tty.h>
-#include <linux/serial.h>
 #include <linux/serial_core.h>
 #endif
 
-#undef TOSHIBA_RBTX4927_SETUP_DEBUG
-
-#ifdef TOSHIBA_RBTX4927_SETUP_DEBUG
-#define TOSHIBA_RBTX4927_SETUP_NONE        0x00000000
-
-#define TOSHIBA_RBTX4927_SETUP_INFO        ( 1 <<  0 )
-#define TOSHIBA_RBTX4927_SETUP_WARN        ( 1 <<  1 )
-#define TOSHIBA_RBTX4927_SETUP_EROR        ( 1 <<  2 )
-
-#define TOSHIBA_RBTX4927_SETUP_EFWFU       ( 1 <<  3 )
-#define TOSHIBA_RBTX4927_SETUP_SETUP       ( 1 <<  4 )
-#define TOSHIBA_RBTX4927_SETUP_PCIBIOS     ( 1 <<  7 )
-#define TOSHIBA_RBTX4927_SETUP_PCI1        ( 1 <<  8 )
-#define TOSHIBA_RBTX4927_SETUP_PCI2        ( 1 <<  9 )
-#define TOSHIBA_RBTX4927_SETUP_PCI66       ( 1 << 10 )
-
-#define TOSHIBA_RBTX4927_SETUP_ALL         0xffffffff
-#endif
-
-#ifdef TOSHIBA_RBTX4927_SETUP_DEBUG
-static const u32 toshiba_rbtx4927_setup_debug_flag =
-    (TOSHIBA_RBTX4927_SETUP_NONE | TOSHIBA_RBTX4927_SETUP_INFO |
-     TOSHIBA_RBTX4927_SETUP_WARN | TOSHIBA_RBTX4927_SETUP_EROR |
-     TOSHIBA_RBTX4927_SETUP_EFWFU | TOSHIBA_RBTX4927_SETUP_SETUP |
-     | TOSHIBA_RBTX4927_SETUP_PCIBIOS | TOSHIBA_RBTX4927_SETUP_PCI1 |
-     TOSHIBA_RBTX4927_SETUP_PCI2 | TOSHIBA_RBTX4927_SETUP_PCI66);
-#endif
-
-#ifdef TOSHIBA_RBTX4927_SETUP_DEBUG
-#define TOSHIBA_RBTX4927_SETUP_DPRINTK(flag,str...) \
-        if ( (toshiba_rbtx4927_setup_debug_flag) & (flag) ) \
-        { \
-           char tmp[100]; \
-           sprintf( tmp, str ); \
-           printk( "%s(%s:%u)::%s", __FUNCTION__, __FILE__, __LINE__, tmp ); \
-        }
-#else
-#define TOSHIBA_RBTX4927_SETUP_DPRINTK(flag, str...)
-#endif
-
 /* These functions are used for rebooting or halting the machine*/
 extern void toshiba_rbtx4927_restart(char *command);
 extern void toshiba_rbtx4927_halt(void);
@@ -148,7 +91,6 @@ unsigned long mips_memory_upper;
 static int tx4927_ccfg_toeon = 1;
 static int tx4927_pcic_trdyto = 0;	/* default: disabled */
 unsigned long tx4927_ce_base[8];
-void tx4927_reset_pci_pcic(void);
 int tx4927_pci66 = 0;		/* 0:auto */
 #endif
 
@@ -196,9 +138,6 @@ static int __init tx4927_pcibios_init(void)
 	int busno = 0; /* One bus on the Toshiba */
 	struct pci_controller *hose = &tx4927_controller;
 
-	TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_PCIBIOS,
-				       "-\n");
-
 	for (pci_devfn = devfn_start; pci_devfn < devfn_stop; pci_devfn++) {
 		early_read_config_dword(hose, busno, busno, pci_devfn,
 					PCI_VENDOR_ID, &id);
@@ -211,13 +150,6 @@ static int __init tx4927_pcibios_init(void)
 			u8 v08_64;
 			u32 v32_b0;
 			u8 v08_e1;
-#ifdef TOSHIBA_RBTX4927_SETUP_DEBUG
-			char *s = " sb/isa --";
-#endif
-
-			TOSHIBA_RBTX4927_SETUP_DPRINTK
-			    (TOSHIBA_RBTX4927_SETUP_PCIBIOS, ":%s beg\n",
-			     s);
 
 			early_read_config_byte(hose, busno, busno,
 					       pci_devfn, 0x64, &v08_64);
@@ -226,16 +158,6 @@ static int __init tx4927_pcibios_init(void)
 			early_read_config_byte(hose, busno, busno,
 					       pci_devfn, 0xe1, &v08_e1);
 
-			TOSHIBA_RBTX4927_SETUP_DPRINTK
-			    (TOSHIBA_RBTX4927_SETUP_PCIBIOS,
-			     ":%s beg 0x64 = 0x%02x\n", s, v08_64);
-			TOSHIBA_RBTX4927_SETUP_DPRINTK
-			    (TOSHIBA_RBTX4927_SETUP_PCIBIOS,
-			     ":%s beg 0xb0 = 0x%02x\n", s, v32_b0);
-			TOSHIBA_RBTX4927_SETUP_DPRINTK
-			    (TOSHIBA_RBTX4927_SETUP_PCIBIOS,
-			     ":%s beg 0xe1 = 0x%02x\n", s, v08_e1);
-
 			/* serial irq control */
 			v08_64 = 0xd0;
 
@@ -246,50 +168,12 @@ static int __init tx4927_pcibios_init(void)
 			v08_e1 &= 0xf0;
 			v08_e1 |= 0x0d;
 
-			TOSHIBA_RBTX4927_SETUP_DPRINTK
-			    (TOSHIBA_RBTX4927_SETUP_PCIBIOS,
-			     ":%s mid 0x64 = 0x%02x\n", s, v08_64);
-			TOSHIBA_RBTX4927_SETUP_DPRINTK
-			    (TOSHIBA_RBTX4927_SETUP_PCIBIOS,
-			     ":%s mid 0xb0 = 0x%02x\n", s, v32_b0);
-			TOSHIBA_RBTX4927_SETUP_DPRINTK
-			    (TOSHIBA_RBTX4927_SETUP_PCIBIOS,
-			     ":%s mid 0xe1 = 0x%02x\n", s, v08_e1);
-
 			early_write_config_byte(hose, busno, busno,
 						pci_devfn, 0x64, v08_64);
 			early_write_config_dword(hose, busno, busno,
 						 pci_devfn, 0xb0, v32_b0);
 			early_write_config_byte(hose, busno, busno,
 						pci_devfn, 0xe1, v08_e1);
-
-#ifdef TOSHIBA_RBTX4927_SETUP_DEBUG
-			{
-				early_read_config_byte(hose, busno, busno,
-						       pci_devfn, 0x64,
-						       &v08_64);
-				early_read_config_dword(hose, busno, busno,
-							pci_devfn, 0xb0,
-							&v32_b0);
-				early_read_config_byte(hose, busno, busno,
-						       pci_devfn, 0xe1,
-						       &v08_e1);
-
-				TOSHIBA_RBTX4927_SETUP_DPRINTK
-				    (TOSHIBA_RBTX4927_SETUP_PCIBIOS,
-				     ":%s end 0x64 = 0x%02x\n", s, v08_64);
-				TOSHIBA_RBTX4927_SETUP_DPRINTK
-				    (TOSHIBA_RBTX4927_SETUP_PCIBIOS,
-				     ":%s end 0xb0 = 0x%02x\n", s, v32_b0);
-				TOSHIBA_RBTX4927_SETUP_DPRINTK
-				    (TOSHIBA_RBTX4927_SETUP_PCIBIOS,
-				     ":%s end 0xe1 = 0x%02x\n", s, v08_e1);
-			}
-#endif
-
-			TOSHIBA_RBTX4927_SETUP_DPRINTK
-			    (TOSHIBA_RBTX4927_SETUP_PCIBIOS, ":%s end\n",
-			     s);
 		}
 
 		if (id == 0x91301055) {
@@ -298,13 +182,6 @@ static int __init tx4927_pcibios_init(void)
 			u8 v08_41;
 			u8 v08_43;
 			u8 v08_5c;
-#ifdef TOSHIBA_RBTX4927_SETUP_DEBUG
-			char *s = " sb/ide --";
-#endif
-
-			TOSHIBA_RBTX4927_SETUP_DPRINTK
-			    (TOSHIBA_RBTX4927_SETUP_PCIBIOS, ":%s beg\n",
-			     s);
 
 			early_read_config_byte(hose, busno, busno,
 					       pci_devfn, 0x04, &v08_04);
@@ -317,22 +194,6 @@ static int __init tx4927_pcibios_init(void)
 			early_read_config_byte(hose, busno, busno,
 					       pci_devfn, 0x5c, &v08_5c);
 
-			TOSHIBA_RBTX4927_SETUP_DPRINTK
-			    (TOSHIBA_RBTX4927_SETUP_PCIBIOS,
-			     ":%s beg 0x04 = 0x%02x\n", s, v08_04);
-			TOSHIBA_RBTX4927_SETUP_DPRINTK
-			    (TOSHIBA_RBTX4927_SETUP_PCIBIOS,
-			     ":%s beg 0x09 = 0x%02x\n", s, v08_09);
-			TOSHIBA_RBTX4927_SETUP_DPRINTK
-			    (TOSHIBA_RBTX4927_SETUP_PCIBIOS,
-			     ":%s beg 0x41 = 0x%02x\n", s, v08_41);
-			TOSHIBA_RBTX4927_SETUP_DPRINTK
-			    (TOSHIBA_RBTX4927_SETUP_PCIBIOS,
-			     ":%s beg 0x43 = 0x%02x\n", s, v08_43);
-			TOSHIBA_RBTX4927_SETUP_DPRINTK
-			    (TOSHIBA_RBTX4927_SETUP_PCIBIOS,
-			     ":%s beg 0x5c = 0x%02x\n", s, v08_5c);
-
 			/* enable ide master/io */
 			v08_04 |= (PCI_COMMAND_MASTER | PCI_COMMAND_IO);
 
@@ -356,22 +217,6 @@ static int __init tx4927_pcibios_init(void)
 			 */
 			v08_5c |= 0x01;
 
-			TOSHIBA_RBTX4927_SETUP_DPRINTK
-			    (TOSHIBA_RBTX4927_SETUP_PCIBIOS,
-			     ":%s mid 0x04 = 0x%02x\n", s, v08_04);
-			TOSHIBA_RBTX4927_SETUP_DPRINTK
-			    (TOSHIBA_RBTX4927_SETUP_PCIBIOS,
-			     ":%s mid 0x09 = 0x%02x\n", s, v08_09);
-			TOSHIBA_RBTX4927_SETUP_DPRINTK
-			    (TOSHIBA_RBTX4927_SETUP_PCIBIOS,
-			     ":%s mid 0x41 = 0x%02x\n", s, v08_41);
-			TOSHIBA_RBTX4927_SETUP_DPRINTK
-			    (TOSHIBA_RBTX4927_SETUP_PCIBIOS,
-			     ":%s mid 0x43 = 0x%02x\n", s, v08_43);
-			TOSHIBA_RBTX4927_SETUP_DPRINTK
-			    (TOSHIBA_RBTX4927_SETUP_PCIBIOS,
-			     ":%s mid 0x5c = 0x%02x\n", s, v08_5c);
-
 			early_write_config_byte(hose, busno, busno,
 						pci_devfn, 0x5c, v08_5c);
 			early_write_config_byte(hose, busno, busno,
@@ -382,54 +227,11 @@ static int __init tx4927_pcibios_init(void)
 						pci_devfn, 0x41, v08_41);
 			early_write_config_byte(hose, busno, busno,
 						pci_devfn, 0x43, v08_43);
-
-#ifdef TOSHIBA_RBTX4927_SETUP_DEBUG
-			{
-				early_read_config_byte(hose, busno, busno,
-						       pci_devfn, 0x04,
-						       &v08_04);
-				early_read_config_byte(hose, busno, busno,
-						       pci_devfn, 0x09,
-						       &v08_09);
-				early_read_config_byte(hose, busno, busno,
-						       pci_devfn, 0x41,
-						       &v08_41);
-				early_read_config_byte(hose, busno, busno,
-						       pci_devfn, 0x43,
-						       &v08_43);
-				early_read_config_byte(hose, busno, busno,
-						       pci_devfn, 0x5c,
-						       &v08_5c);
-
-				TOSHIBA_RBTX4927_SETUP_DPRINTK
-				    (TOSHIBA_RBTX4927_SETUP_PCIBIOS,
-				     ":%s end 0x04 = 0x%02x\n", s, v08_04);
-				TOSHIBA_RBTX4927_SETUP_DPRINTK
-				    (TOSHIBA_RBTX4927_SETUP_PCIBIOS,
-				     ":%s end 0x09 = 0x%02x\n", s, v08_09);
-				TOSHIBA_RBTX4927_SETUP_DPRINTK
-				    (TOSHIBA_RBTX4927_SETUP_PCIBIOS,
-				     ":%s end 0x41 = 0x%02x\n", s, v08_41);
-				TOSHIBA_RBTX4927_SETUP_DPRINTK
-				    (TOSHIBA_RBTX4927_SETUP_PCIBIOS,
-				     ":%s end 0x43 = 0x%02x\n", s, v08_43);
-				TOSHIBA_RBTX4927_SETUP_DPRINTK
-				    (TOSHIBA_RBTX4927_SETUP_PCIBIOS,
-				     ":%s end 0x5c = 0x%02x\n", s, v08_5c);
-			}
-#endif
-
-			TOSHIBA_RBTX4927_SETUP_DPRINTK
-			    (TOSHIBA_RBTX4927_SETUP_PCIBIOS, ":%s end\n",
-			     s);
 		}
 
 	}
 
 	register_pci_controller(&tx4927_controller);
-	TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_PCIBIOS,
-				       "+\n");
-
 	return 0;
 }
 
@@ -443,45 +245,13 @@ void __init tx4927_pci_setup(void)
 	static int called = 0;
 	extern unsigned int tx4927_get_mem_size(void);
 
-	TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_PCI2, "-\n");
-
 	mips_memory_upper = tx4927_get_mem_size() << 20;
 	mips_memory_upper += KSEG0;
-	TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_PCI2,
-				       "0x%08lx=mips_memory_upper\n",
-				       mips_memory_upper);
 	mips_pci_io_base = TX4927_PCIIO;
 	mips_pci_io_size = TX4927_PCIIO_SIZE;
 	mips_pci_mem_base = TX4927_PCIMEM;
 	mips_pci_mem_size = TX4927_PCIMEM_SIZE;
 
-	TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_PCI2,
-				       "0x%08lx=mips_pci_io_base\n",
-				       mips_pci_io_base);
-	TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_PCI2,
-				       "0x%08lx=mips_pci_io_size\n",
-				       mips_pci_io_size);
-	TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_PCI2,
-				       "0x%08lx=mips_pci_mem_base\n",
-				       mips_pci_mem_base);
-	TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_PCI2,
-				       "0x%08lx=mips_pci_mem_size\n",
-				       mips_pci_mem_size);
-	TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_PCI2,
-				       "0x%08lx=pci_io_resource.start\n",
-				       pci_io_resource.start);
-	TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_PCI2,
-				       "0x%08lx=pci_io_resource.end\n",
-				       pci_io_resource.end);
-	TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_PCI2,
-				       "0x%08lx=pci_mem_resource.start\n",
-				       pci_mem_resource.start);
-	TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_PCI2,
-				       "0x%08lx=pci_mem_resource.end\n",
-				       pci_mem_resource.end);
-	TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_PCI2,
-				       "0x%08lx=mips_io_port_base",
-				       mips_io_port_base);
 	if (!called) {
 		printk
 		    ("%s PCIC -- DID:%04x VID:%04x RID:%02x Arbiter:%s\n",
@@ -545,29 +315,10 @@ void __init tx4927_pci_setup(void)
 			}
 
 		printk("Internal(%dMHz)", pciclk / 1000000);
-	} else {
-		int pciclk = 0;
-		int pciclk_setting = *tx4927_pci_clk_ptr;
-		switch (pciclk_setting & TX4927_PCI_CLK_MASK) {
-		case TX4927_PCI_CLK_33:
-			pciclk = 33333333;
-			break;
-		case TX4927_PCI_CLK_25:
-			pciclk = 25000000;
-			break;
-		case TX4927_PCI_CLK_66:
-			pciclk = 66666666;
-			break;
-		case TX4927_PCI_CLK_50:
-			pciclk = 50000000;
-			break;
-		}
-		printk("External(%dMHz)", pciclk / 1000000);
-	}
+	} else
+		printk("External");
 	printk("\n");
 
-
-
 	/* GB->PCI mappings */
 	tx4927_pcicptr->g2piomask = (mips_pci_io_size - 1) >> 4;
 	tx4927_pcicptr->g2piogbase = mips_pci_io_base |
@@ -668,12 +419,7 @@ void __init tx4927_pci_setup(void)
 	tx4927_pcicptr->pcistatus = PCI_COMMAND_MASTER |
 	    PCI_COMMAND_MEMORY |
 	    PCI_COMMAND_PARITY | PCI_COMMAND_SERR;
-
-	TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_PCI2,
-				       ":pci setup complete:\n");
-	TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_PCI2, "+\n");
 }
-
 #endif /* CONFIG_PCI */
 
 static void __noreturn wait_forever(void)
@@ -703,7 +449,6 @@ void toshiba_rbtx4927_restart(char *command)
 	/* no return */
 }
 
-
 void toshiba_rbtx4927_halt(void)
 {
 	printk(KERN_NOTICE "System Halted\n");
@@ -718,7 +463,7 @@ void toshiba_rbtx4927_power_off(void)
 	/* no return */
 }
 
-void __init toshiba_rbtx4927_setup(void)
+void __init plat_mem_setup(void)
 {
 	int i;
 	u32 cp0_config;
@@ -726,40 +471,19 @@ void __init toshiba_rbtx4927_setup(void)
 
 	printk("CPU is %s\n", toshiba_name);
 
-	TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_SETUP,
-				       "-\n");
-
 	/* f/w leaves this on at startup */
-	TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_SETUP,
-				       ":Clearing STO_ERL.\n");
 	clear_c0_status(ST0_ERL);
 
 	/* enable caches -- HCP5 does this, pmon does not */
-	TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_SETUP,
-				       ":Enabling TX49_CONF_IC,TX49_CONF_DC.\n");
 	cp0_config = read_c0_config();
 	cp0_config = cp0_config & ~(TX49_CONF_IC | TX49_CONF_DC);
 	write_c0_config(cp0_config);
 
-#ifdef TOSHIBA_RBTX4927_SETUP_DEBUG
-	{
-		extern void dump_cp0(char *);
-		dump_cp0("toshiba_rbtx4927_early_fw_fixup");
-	}
-#endif
-
 	set_io_port_base(KSEG1 + TBTX4927_ISA_IO_OFFSET);
-	TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_SETUP,
-				       ":mips_io_port_base=0x%08lx\n",
-				       mips_io_port_base);
 
-	TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_SETUP,
-				       ":Resource\n");
 	ioport_resource.end = 0xffffffff;
 	iomem_resource.end = 0xffffffff;
 
-	TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_SETUP,
-				       ":ResetRoutines\n");
 	_machine_restart = toshiba_rbtx4927_restart;
 	_machine_halt = toshiba_rbtx4927_halt;
 	pm_power_off = toshiba_rbtx4927_power_off;
@@ -792,23 +516,6 @@ void __init toshiba_rbtx4927_setup(void)
 	   * CPU 333MHz: PCI 66MHz : PCIDIVMODE: 101 (1/5)
 	   *
 	 */
-	TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_PCI1,
-				       "ccfg is %lx, PCIDIVMODE is %x\n",
-				       (unsigned long) tx4927_ccfgptr->ccfg,
-				       (unsigned long) tx4927_ccfgptr->ccfg &
-				       (mips_machtype == MACH_TOSHIBA_RBTX4937 ?
-					TX4937_CCFG_PCIDIVMODE_MASK :
-					TX4927_CCFG_PCIDIVMODE_MASK));
-
-	TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_PCI1,
-				       "PCI66 mode is %lx, PCI mode is %lx, pci arb is %lx\n",
-				       (unsigned long) tx4927_ccfgptr->
-				       ccfg & TX4927_CCFG_PCI66,
-				       (unsigned long) tx4927_ccfgptr->
-				       ccfg & TX4927_CCFG_PCIMIDE,
-				       (unsigned long) tx4927_ccfgptr->
-				       ccfg & TX4927_CCFG_PCIXARB);
-
 	if (mips_machtype == MACH_TOSHIBA_RBTX4937)
 		switch ((unsigned long)tx4927_ccfgptr->
 			ccfg & TX4937_CCFG_PCIDIVMODE_MASK) {
@@ -835,6 +542,8 @@ void __init toshiba_rbtx4927_setup(void)
 		}
 
 	/* CCFG */
+	/* do reset on watchdog */
+	tx4927_ccfgptr->ccfg |= TX4927_CCFG_WR;
 	/* enable Timeout BusError */
 	if (tx4927_ccfg_toeon)
 		tx4927_ccfgptr->ccfg |= TX4927_CCFG_TOE;
@@ -847,49 +556,18 @@ void __init toshiba_rbtx4927_setup(void)
 
 	/* this is on ISA bus behind PCI bus, so need PCI up first */
 #ifdef CONFIG_TOSHIBA_FPCIB0
-	{
-		if (tx4927_using_backplane) {
-			TOSHIBA_RBTX4927_SETUP_DPRINTK
-			    (TOSHIBA_RBTX4927_SETUP_SETUP,
-			     ":fpcibo=yes\n");
-
-			TOSHIBA_RBTX4927_SETUP_DPRINTK
-			    (TOSHIBA_RBTX4927_SETUP_SETUP,
-			     ":smsc_fdc37m81x_init()\n");
-			smsc_fdc37m81x_init(0x3f0);
-
-			TOSHIBA_RBTX4927_SETUP_DPRINTK
-			    (TOSHIBA_RBTX4927_SETUP_SETUP,
-			     ":smsc_fdc37m81x_config_beg()\n");
-			smsc_fdc37m81x_config_beg();
-
-			TOSHIBA_RBTX4927_SETUP_DPRINTK
-			    (TOSHIBA_RBTX4927_SETUP_SETUP,
-			     ":smsc_fdc37m81x_config_set(KBD)\n");
-			smsc_fdc37m81x_config_set(SMSC_FDC37M81X_DNUM,
-						  SMSC_FDC37M81X_KBD);
-			smsc_fdc37m81x_config_set(SMSC_FDC37M81X_INT, 1);
-			smsc_fdc37m81x_config_set(SMSC_FDC37M81X_INT2, 12);
-			smsc_fdc37m81x_config_set(SMSC_FDC37M81X_ACTIVE,
-						  1);
-
-			smsc_fdc37m81x_config_end();
-			TOSHIBA_RBTX4927_SETUP_DPRINTK
-			    (TOSHIBA_RBTX4927_SETUP_SETUP,
-			     ":smsc_fdc37m81x_config_end()\n");
-		} else {
-			TOSHIBA_RBTX4927_SETUP_DPRINTK
-			    (TOSHIBA_RBTX4927_SETUP_SETUP,
-			     ":fpcibo=not_found\n");
-		}
-	}
-#else
-	{
-		TOSHIBA_RBTX4927_SETUP_DPRINTK
-		    (TOSHIBA_RBTX4927_SETUP_SETUP, ":fpcibo=no\n");
+	if (tx4927_using_backplane) {
+		smsc_fdc37m81x_init(0x3f0);
+		smsc_fdc37m81x_config_beg();
+		smsc_fdc37m81x_config_set(SMSC_FDC37M81X_DNUM,
+					  SMSC_FDC37M81X_KBD);
+		smsc_fdc37m81x_config_set(SMSC_FDC37M81X_INT, 1);
+		smsc_fdc37m81x_config_set(SMSC_FDC37M81X_INT2, 12);
+		smsc_fdc37m81x_config_set(SMSC_FDC37M81X_ACTIVE,
+					  1);
+		smsc_fdc37m81x_config_end();
 	}
 #endif
-
 #endif /* CONFIG_PCI */
 
 #ifdef CONFIG_SERIAL_TXX9
@@ -923,21 +601,15 @@ void __init toshiba_rbtx4927_setup(void)
         }
 #endif
 
-
 #ifdef CONFIG_IP_PNP
         argptr = prom_getcmdline();
         if (strstr(argptr, "ip=") == NULL) {
                 strcat(argptr, " ip=any");
         }
 #endif
-
-
-	TOSHIBA_RBTX4927_SETUP_DPRINTK(TOSHIBA_RBTX4927_SETUP_SETUP,
-			       "+\n");
 }
 
-void __init
-toshiba_rbtx4927_time_init(void)
+void __init plat_time_init(void)
 {
 	mips_hpt_frequency = tx4927_cpu_clock / 2;
 	if (tx4927_ccfgptr->ccfg & TX4927_CCFG_TINTDIS)
@@ -977,3 +649,55 @@ static int __init rbtx4927_ne_init(void)
 	return IS_ERR(dev) ? PTR_ERR(dev) : 0;
 }
 device_initcall(rbtx4927_ne_init);
+
+/* Watchdog support */
+
+static int __init txx9_wdt_init(unsigned long base)
+{
+	struct resource res = {
+		.start	= base,
+		.end	= base + 0x100 - 1,
+		.flags	= IORESOURCE_MEM,
+	};
+	struct platform_device *dev =
+		platform_device_register_simple("txx9wdt", -1, &res, 1);
+	return IS_ERR(dev) ? PTR_ERR(dev) : 0;
+}
+
+static int __init rbtx4927_wdt_init(void)
+{
+	return txx9_wdt_init(TX4927_TMR_REG(2) & 0xfffffffffULL);
+}
+device_initcall(rbtx4927_wdt_init);
+
+/* Minimum CLK support */
+
+struct clk *clk_get(struct device *dev, const char *id)
+{
+	if (!strcmp(id, "imbus_clk"))
+		return (struct clk *)50000000;
+	return ERR_PTR(-ENOENT);
+}
+EXPORT_SYMBOL(clk_get);
+
+int clk_enable(struct clk *clk)
+{
+	return 0;
+}
+EXPORT_SYMBOL(clk_enable);
+
+void clk_disable(struct clk *clk)
+{
+}
+EXPORT_SYMBOL(clk_disable);
+
+unsigned long clk_get_rate(struct clk *clk)
+{
+	return (unsigned long)clk;
+}
+EXPORT_SYMBOL(clk_get_rate);
+
+void clk_put(struct clk *clk)
+{
+}
+EXPORT_SYMBOL(clk_put);