Use new txx9 serial driver.

Signed-off-by: NRalf Baechle <ralf@linux-mips.org>

arch/mips/Kconfig

@@ -635,6 +635,7 @@ config SGI_IP32
 	select OWN_DMA
 	select DMA_IP32
 	select DMA_NONCOHERENT
+	select HAS_TXX9_SERIAL
 	select HW_HAS_PCI
 	select R5000_CPU_SCACHE
 	select RM7000_CPU_SCACHE
@@ -814,6 +815,7 @@ config RWSEM_GENERIC_SPINLOCK
 
 config RWSEM_XCHGADD_ALGORITHM
 	bool
+	select HAS_TXX9_SERIAL
 
 config GENERIC_CALIBRATE_DELAY
 	bool

arch/mips/jmr3927/rbhma3100/setup.c

@@ -44,6 +44,11 @@
 #include <linux/ioport.h>
 #include <linux/param.h>	/* for HZ */
 #include <linux/delay.h>
+#ifdef CONFIG_SERIAL_TXX9
+#include <linux/tty.h>
+#include <linux/serial.h>
+#include <linux/serial_core.h>
+#endif
 
 #include <asm/addrspace.h>
 #include <asm/time.h>
@@ -211,8 +216,8 @@ void __init plat_setup(void)
 	 */
 	ioport_resource.start = pci_io_resource.start;
 	ioport_resource.end = pci_io_resource.end;
-	iomem_resource.start = pci_mem_resource.start;
-	iomem_resource.end = pci_mem_resource.end;
+	iomem_resource.start = 0;
+	iomem_resource.end = 0xffffffff;
 
 	/* Reboot on panic */
 	panic_timeout = 180;
@@ -265,13 +270,33 @@ void __init plat_setup(void)
 		strcat(argptr, " ip=bootp");
 	}
 
-#ifdef CONFIG_TXX927_SERIAL_CONSOLE
+#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 = (char *)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);
+		}
+	}
+#ifdef CONFIG_SERIAL_TXX9_CONSOLE
 	argptr = prom_getcmdline();
 	if ((argptr = strstr(argptr, "console=")) == NULL) {
 		argptr = prom_getcmdline();
 		strcat(argptr, " console=ttyS1,115200");
 	}
 #endif
+#endif
 }
 
 static void tx3927_setup(void);

arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c

@@ -77,6 +77,11 @@
 #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
 
@@ -920,12 +925,30 @@ void __init toshiba_rbtx4927_setup(void)
 
 #endif /* CONFIG_PCI */
 
+#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 = (char *)(0xff1ff300 + i * 0x100);
+			req.mapbase = 0xff1ff300 + i * 0x100;
+			req.irq = 32 + i;
+			req.flags |= UPF_BUGGY_UART /*HAVE_CTS_LINE*/;
+			req.uartclk = 50000000;
+			early_serial_txx9_setup(&req);
+		}
+	}
 #ifdef CONFIG_SERIAL_TXX9_CONSOLE
         argptr = prom_getcmdline();
         if (strstr(argptr, "console=") == NULL) {
                 strcat(argptr, " console=ttyS0,38400");
         }
 #endif
+#endif
 
 #ifdef CONFIG_ROOT_NFS
         argptr = prom_getcmdline();

include/asm-mips/jmr3927/jmr3927.h

@@ -201,20 +201,6 @@ static inline int jmr3927_have_isac(void)
 
 #endif /* !__ASSEMBLY__ */
 
-/*
- * UART defines for serial.h
- */
-
-/* use Pre-scaler T0 (1/2) */
-#define JMR3927_BASE_BAUD (JMR3927_IMCLK / 2 / 16)
-
-#define UART0_ADDR   0xfffef300
-#define UART1_ADDR   0xfffef400
-#define UART0_INT    JMR3927_IRQ_IRC_SIO0
-#define UART1_INT    JMR3927_IRQ_IRC_SIO1
-#define UART0_FLAGS  ASYNC_BOOT_AUTOCONF
-#define UART1_FLAGS  0
-
 /*
  * IRQ mappings
  */

include/asm-mips/serial.h

@@ -103,17 +103,6 @@
 #define IVR_SERIAL_PORT_DEFNS
 #endif
 
-#ifdef CONFIG_TOSHIBA_JMR3927
-#include <asm/jmr3927/jmr3927.h>
-#define TXX927_SERIAL_PORT_DEFNS                              \
-    { .baud_base = JMR3927_BASE_BAUD, .port = UART0_ADDR, .irq = UART0_INT,  \
-      .flags = UART0_FLAGS, .type = 1 },                        \
-    { .baud_base = JMR3927_BASE_BAUD, .port = UART1_ADDR, .irq = UART1_INT,  \
-      .flags = UART1_FLAGS, .type = 1 },
-#else
-#define TXX927_SERIAL_PORT_DEFNS
-#endif
-
 #ifdef CONFIG_SERIAL_AU1X00
 #include <asm/mach-au1x00/au1000.h>
 #ifdef CONFIG_SOC_AU1000
@@ -343,7 +332,6 @@
 	MOMENCO_OCELOT_C_SERIAL_PORT_DEFNS		\
 	MOMENCO_OCELOT_SERIAL_PORT_DEFNS		\
 	MOMENCO_OCELOT_3_SERIAL_PORT_DEFNS		\
-	TXX927_SERIAL_PORT_DEFNS                        \
 	AU1000_SERIAL_PORT_DEFNS
 
 #endif /* _ASM_SERIAL_H */