]> www.pilppa.org Git - linux-2.6-omap-h63xx.git/blobdiff - arch/mips/txx9/jmr3927/setup.c
[MIPS] TXx9: Make tx3927-specific code more independent
[linux-2.6-omap-h63xx.git] / arch / mips / txx9 / jmr3927 / setup.c
index ae34e9a4a8ac65119f7d3f960168c5f9af09b8b6..7378a835d4e3f58fdc99bf90234e6b796ae78ecd 100644 (file)
 #include <linux/delay.h>
 #include <linux/platform_device.h>
 #include <linux/gpio.h>
-#ifdef CONFIG_SERIAL_TXX9
-#include <linux/serial_core.h>
-#endif
-#include <asm/txx9tmr.h>
-#include <asm/txx9pio.h>
 #include <asm/reboot.h>
+#include <asm/txx9pio.h>
 #include <asm/txx9/generic.h>
 #include <asm/txx9/pci.h>
 #include <asm/txx9/jmr3927.h>
 #include <asm/mipsregs.h>
 
-/* don't enable - see errata */
-static int jmr3927_ccfg_toeon;
-
 static void jmr3927_machine_restart(char *command)
 {
        local_irq_disable();
@@ -65,10 +58,7 @@ static void jmr3927_machine_restart(char *command)
 
 static void __init jmr3927_time_init(void)
 {
-       txx9_clockevent_init(TX3927_TMR_REG(0),
-                            JMR3927_IRQ_IRC_TMR(0),
-                            JMR3927_IMCLK);
-       txx9_clocksource_init(TX3927_TMR_REG(1), JMR3927_IMCLK);
+       tx3927_time_init(0, 1);
 }
 
 #define DO_WRITE_THROUGH
@@ -118,34 +108,12 @@ static void __init jmr3927_mem_setup(void)
        jmr3927_board_init();
 
        argptr = prom_getcmdline();
-
-       if ((argptr = strstr(argptr, "toeon")) != NULL)
-               jmr3927_ccfg_toeon = 1;
-       argptr = prom_getcmdline();
        if ((argptr = strstr(argptr, "ip=")) == NULL) {
                argptr = prom_getcmdline();
                strcat(argptr, " ip=bootp");
        }
 
-#ifdef CONFIG_SERIAL_TXX9
-       {
-               extern int early_serial_txx9_setup(struct uart_port *port);
-               int i;
-               struct uart_port req;
-               for(i = 0; i < 2; i++) {
-                       memset(&req, 0, sizeof(req));
-                       req.line = i;
-                       req.iotype = UPIO_MEM;
-                       req.membase = (unsigned char __iomem *)TX3927_SIO_REG(i);
-                       req.mapbase = TX3927_SIO_REG(i);
-                       req.irq = i == 0 ?
-                               JMR3927_IRQ_IRC_SIO0 : JMR3927_IRQ_IRC_SIO1;
-                       if (i == 0)
-                               req.flags |= UPF_BUGGY_UART /*HAVE_CTS_LINE*/;
-                       req.uartclk = JMR3927_IMCLK;
-                       early_serial_txx9_setup(&req);
-               }
-       }
+       tx3927_setup_serial(1 << 1); /* ch1: noCTS */
 #ifdef CONFIG_SERIAL_TXX9_CONSOLE
        argptr = prom_getcmdline();
        if ((argptr = strstr(argptr, "console=")) == NULL) {
@@ -153,11 +121,8 @@ static void __init jmr3927_mem_setup(void)
                strcat(argptr, " console=ttyS1,115200");
        }
 #endif
-#endif
 }
 
-static void tx3927_setup(void);
-
 static void __init jmr3927_pci_setup(void)
 {
 #ifdef CONFIG_PCI
@@ -184,27 +149,7 @@ static void __init jmr3927_pci_setup(void)
 
 static void __init jmr3927_board_init(void)
 {
-       tx3927_setup();
-       jmr3927_pci_setup();
-
-       /* SIO0 DTR on */
-       jmr3927_ioc_reg_out(0, JMR3927_IOC_DTR_ADDR);
-
-       jmr3927_led_set(0);
-
-       printk("JMR-TX3927 (Rev %d) --- IOC(Rev %d) DIPSW:%d,%d,%d,%d\n",
-              jmr3927_ioc_reg_in(JMR3927_IOC_BREV_ADDR) & JMR3927_REV_MASK,
-              jmr3927_ioc_reg_in(JMR3927_IOC_REV_ADDR) & JMR3927_REV_MASK,
-              jmr3927_dipsw1(), jmr3927_dipsw2(),
-              jmr3927_dipsw3(), jmr3927_dipsw4());
-}
-
-static void __init tx3927_setup(void)
-{
-       int i;
-
        txx9_cpu_clock = JMR3927_CORECLK;
-       txx9_gbus_clock = JMR3927_GBUSCLK;
        /* SDRAMC are configured by PROM */
 
        /* ROMC */
@@ -213,74 +158,32 @@ static void __init tx3927_setup(void)
        tx3927_romcptr->cr[3] = JMR3927_ROMCE3 | 0x0003f698;
        tx3927_romcptr->cr[5] = JMR3927_ROMCE5 | 0x0000f218;
 
-       /* CCFG */
-       /* enable Timeout BusError */
-       if (jmr3927_ccfg_toeon)
-               tx3927_ccfgptr->ccfg |= TX3927_CCFG_TOE;
-
-       /* clear BusErrorOnWrite flag */
-       tx3927_ccfgptr->ccfg &= ~TX3927_CCFG_BEOW;
-       /* Disable PCI snoop */
-       tx3927_ccfgptr->ccfg &= ~TX3927_CCFG_PSNP;
-       /* do reset on watchdog */
-       tx3927_ccfgptr->ccfg |= TX3927_CCFG_WR;
-
-#ifdef DO_WRITE_THROUGH
-       /* Enable PCI SNOOP - with write through only */
-       tx3927_ccfgptr->ccfg |= TX3927_CCFG_PSNP;
-#endif
-
        /* Pin selection */
        tx3927_ccfgptr->pcfg &= ~TX3927_PCFG_SELALL;
        tx3927_ccfgptr->pcfg |=
                TX3927_PCFG_SELSIOC(0) | TX3927_PCFG_SELSIO_ALL |
                (TX3927_PCFG_SELDMA_ALL & ~TX3927_PCFG_SELDMA(1));
 
-       printk("TX3927 -- CRIR:%08lx CCFG:%08lx PCFG:%08lx\n",
-              tx3927_ccfgptr->crir,
-              tx3927_ccfgptr->ccfg, tx3927_ccfgptr->pcfg);
-
-       /* TMR */
-       for (i = 0; i < TX3927_NR_TMR; i++)
-               txx9_tmr_init(TX3927_TMR_REG(i));
-
-       /* DMA */
-       tx3927_dmaptr->mcr = 0;
-       for (i = 0; i < ARRAY_SIZE(tx3927_dmaptr->ch); i++) {
-               /* reset channel */
-               tx3927_dmaptr->ch[i].ccr = TX3927_DMA_CCR_CHRST;
-               tx3927_dmaptr->ch[i].ccr = 0;
-       }
-       /* enable DMA */
-#ifdef __BIG_ENDIAN
-       tx3927_dmaptr->mcr = TX3927_DMA_MCR_MSTEN;
-#else
-       tx3927_dmaptr->mcr = TX3927_DMA_MCR_MSTEN | TX3927_DMA_MCR_LE;
-#endif
+       tx3927_setup();
 
-       /* PIO */
        /* PIO[15:12] connected to LEDs */
        __raw_writel(0x0000f000, &tx3927_pioptr->dir);
-       __raw_writel(0, &tx3927_pioptr->maskcpu);
-       __raw_writel(0, &tx3927_pioptr->maskext);
-       txx9_gpio_init(TX3927_PIO_REG, 0, 16);
        gpio_request(11, "dipsw1");
        gpio_request(10, "dipsw2");
-       {
-               unsigned int conf;
 
-       conf = read_c0_conf();
-               if (!(conf & TX39_CONF_ICE))
-                       printk("TX3927 I-Cache disabled.\n");
-               if (!(conf & TX39_CONF_DCE))
-                       printk("TX3927 D-Cache disabled.\n");
-               else if (!(conf & TX39_CONF_WBON))
-                       printk("TX3927 D-Cache WriteThrough.\n");
-               else if (!(conf & TX39_CONF_CWFON))
-                       printk("TX3927 D-Cache WriteBack.\n");
-               else
-                       printk("TX3927 D-Cache WriteBack (CWF) .\n");
-       }
+       jmr3927_pci_setup();
+
+       /* SIO0 DTR on */
+       jmr3927_ioc_reg_out(0, JMR3927_IOC_DTR_ADDR);
+
+       jmr3927_led_set(0);
+
+       printk(KERN_INFO
+              "JMR-TX3927 (Rev %d) --- IOC(Rev %d) DIPSW:%d,%d,%d,%d\n",
+              jmr3927_ioc_reg_in(JMR3927_IOC_BREV_ADDR) & JMR3927_REV_MASK,
+              jmr3927_ioc_reg_in(JMR3927_IOC_REV_ADDR) & JMR3927_REV_MASK,
+              jmr3927_dipsw1(), jmr3927_dipsw2(),
+              jmr3927_dipsw3(), jmr3927_dipsw4());
 }
 
 /* This trick makes rtc-ds1742 driver usable as is. */
@@ -308,11 +211,6 @@ static int __init jmr3927_rtc_init(void)
        return IS_ERR(dev) ? PTR_ERR(dev) : 0;
 }
 
-static void __init tx3927_wdt_init(void)
-{
-       txx9_wdt_init(TX3927_TMR_REG(2));
-}
-
 static void __init jmr3927_device_init(void)
 {
        __swizzle_addr_b = jmr3927_swizzle_addr_b;