Merge branch 'task_killable' of git://git.kernel.org/pub/scm/linux/kernel/git/willy...

[linux-2.6-omap-h63xx.git] / arch / mips / tx4938 / toshiba_rbtx4938 / setup.c

diff --git a/arch/mips/tx4938/toshiba_rbtx4938/setup.c b/arch/mips/tx4938/toshiba_rbtx4938/setup.c
index f236b1ff89235bbe1e6adea98d54b133c7feffb0..61249f049cd6d3c1c348d9ea7c149eb3b1d4ce7a 100644 (file)
--- a/arch/mips/tx4938/toshiba_rbtx4938/setup.c
+++ b/arch/mips/tx4938/toshiba_rbtx4938/setup.c
@@ -24,22 +24,18 @@
 
 #include <asm/wbflush.h>
 #include <asm/reboot.h>
-#include <asm/irq.h>
 #include <asm/time.h>
-#include <asm/uaccess.h>
+#include <asm/txx9tmr.h>
 #include <asm/io.h>
 #include <asm/bootinfo.h>
 #include <asm/tx4938/rbtx4938.h>
 #ifdef CONFIG_SERIAL_TXX9
-#include <linux/tty.h>
-#include <linux/serial.h>
 #include <linux/serial_core.h>
 #endif
 #include <linux/spi/spi.h>
 #include <asm/tx4938/spi.h>
 #include <asm/gpio.h>
 
-extern void rbtx4938_time_init(void) __init;
 extern char * __init prom_getcmdline(void);
 static inline void tx4938_report_pcic_status1(struct tx4938_pcic_reg *pcicptr);
 
@@ -458,9 +454,9 @@ extern struct pci_controller tx4938_pci_controller[];
 static int __init tx4938_pcibios_init(void)
 {
        unsigned long mem_base[2];
-       unsigned long mem_size[2] = {TX4938_PCIMEM_SIZE_0,TX4938_PCIMEM_SIZE_1}; /* MAX 128M,64K */
+       unsigned long mem_size[2] = {TX4938_PCIMEM_SIZE_0, TX4938_PCIMEM_SIZE_1}; /* MAX 128M,64K */
        unsigned long io_base[2];
-       unsigned long io_size[2] = {TX4938_PCIIO_SIZE_0,TX4938_PCIIO_SIZE_1}; /* MAX 16M,64K */
+       unsigned long io_size[2] = {TX4938_PCIIO_SIZE_0, TX4938_PCIIO_SIZE_1}; /* MAX 16M,64K */
        /* TX4938 PCIC1: 64K MEM/IO is enough for ETH0,ETH1 */
        int extarb = !(tx4938_ccfgptr->ccfg & TX4938_CCFG_PCIXARB);
 
@@ -598,8 +594,8 @@ static int __init rbtx4938_ethaddr_init(void)
                        printk(KERN_WARNING "seeprom: bad checksum.\n");
        }
        for (i = 0; i < 2; i++) {
-               unsigned int slot = TX4938_PCIC_IDSEL_AD_TO_SLOT(31 - i);
-               unsigned int id = (1 << 8) | PCI_DEVFN(slot, 0); /* bus 1 */
+               unsigned int id =
+                       TXX9_IRQ_BASE + (i ? TX4938_IR_ETH1 : TX4938_IR_ETH0);
                struct platform_device *pdev;
                if (!(tx4938_ccfgptr->pcfg &
                      (i ? TX4938_PCFG_ETH1_SEL : TX4938_PCFG_ETH0_SEL)))
@@ -728,6 +724,8 @@ void __init tx4938_board_setup(void)
        /* CCFG */
        /* clear WatchDogReset,BusErrorOnWrite flag (W1C) */
        tx4938_ccfgptr->ccfg |= TX4938_CCFG_WDRST | TX4938_CCFG_BEOW;
+       /* do reset on watchdog */
+       tx4938_ccfgptr->ccfg |= TX4938_CCFG_WR;
        /* clear PCIC1 reset */
        if (tx4938_ccfgptr->clkctr & TX4938_CLKCTR_PCIC1RST)
                tx4938_ccfgptr->clkctr &= ~TX4938_CLKCTR_PCIC1RST;
@@ -774,15 +772,8 @@ void __init tx4938_board_setup(void)
        }
 
        /* TMR */
-       /* disable all timers */
-       for (i = 0; i < TX4938_NR_TMR; i++) {
-               tx4938_tmrptr(i)->tcr  = 0x00000020;
-               tx4938_tmrptr(i)->tisr = 0;
-               tx4938_tmrptr(i)->cpra = 0xffffffff;
-               tx4938_tmrptr(i)->itmr = 0;
-               tx4938_tmrptr(i)->ccdr = 0;
-               tx4938_tmrptr(i)->pgmr = 0;
-       }
+       for (i = 0; i < TX4938_NR_TMR; i++)
+               txx9_tmr_init(TX4938_TMR_REG(i) & 0xfffffffffULL);
 
        /* enable DMA */
        TX4938_WR64(0xff1fb150, TX4938_DMA_MCR_MSTEN);
@@ -853,15 +844,16 @@ void tx4938_report_pcic_status(void)
 
 #endif /* CONFIG_PCI */
 
-/* We use onchip r4k counter or TMR timer as our system wide timer
- * interrupt running at 100HZ. */
-
-void __init rbtx4938_time_init(void)
+void __init plat_time_init(void)
 {
        mips_hpt_frequency = txx9_cpu_clock / 2;
+       if (tx4938_ccfgptr->ccfg & TX4938_CCFG_TINTDIS)
+               txx9_clockevent_init(TX4938_TMR_REG(0) & 0xfffffffffULL,
+                                    TXX9_IRQ_BASE + TX4938_IR_TMR(0),
+                                    txx9_gbus_clock / 2);
 }
 
-void __init toshiba_rbtx4938_setup(void)
+void __init plat_mem_setup(void)
 {
        unsigned long long pcfg;
        char *argptr;
@@ -1131,12 +1123,35 @@ static int __init rbtx4938_spi_init(void)
 }
 arch_initcall(rbtx4938_spi_init);
 
+/* Watchdog support */
+
+static int __init txx9_wdt_init(unsigned long base)
+{
+       struct resource res = {
+               .start  = base,
+               .end    = base + 0x100 - 1,
+               .flags  = IORESOURCE_MEM,
+               .parent = &tx4938_reg_resource,
+       };
+       struct platform_device *dev =
+               platform_device_register_simple("txx9wdt", -1, &res, 1);
+       return IS_ERR(dev) ? PTR_ERR(dev) : 0;
+}
+
+static int __init rbtx4938_wdt_init(void)
+{
+       return txx9_wdt_init(TX4938_TMR_REG(2) & 0xfffffffffULL);
+}
+device_initcall(rbtx4938_wdt_init);
+
 /* Minimum CLK support */
 
 struct clk *clk_get(struct device *dev, const char *id)
 {
        if (!strcmp(id, "spi-baseclk"))
                return (struct clk *)(txx9_gbus_clock / 2 / 4);
+       if (!strcmp(id, "imbus_clk"))
+               return (struct clk *)(txx9_gbus_clock / 2);
        return ERR_PTR(-ENOENT);
 }
 EXPORT_SYMBOL(clk_get);