Merge remote-tracking branch 'tty/tty-next'

Conflicts:
	arch/powerpc/include/asm/udbg.h
	arch/powerpc/kernel/udbg.c
	drivers/tty/serial/8250.c

diff --cc arch/arm/Kconfig
index 215f9aa63ade939fa6a8e6072f8484bd01651029,325d2f55744d2daea20d0a7f959bd1ecc5f5f138..89bd52050d5daa3570dc2ea39c69e08785bf6069
--- 1/arch/arm/Kconfig
--- 2/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@@ -714,8 -722,10 +714,7 @@@ config ARCH_S3C64X
        select ARCH_REQUIRE_GPIOLIB
        select SAMSUNG_CLKSRC
        select SAMSUNG_IRQ_VIC_TIMER
-       select SAMSUNG_IRQ_UART
        select S3C_GPIO_TRACK
 -      select S3C_GPIO_PULL_UPDOWN
 -      select S3C_GPIO_CFG_S3C24XX
 -      select S3C_GPIO_CFG_S3C64XX
        select S3C_DEV_NAND
        select USB_ARCH_HAS_OHCI
        select SAMSUNG_GPIOLIB_4BIT

diff --cc arch/arm/plat-s5p/Kconfig
Simple merge

diff --cc arch/arm/plat-samsung/Kconfig
Simple merge

diff --cc arch/arm/plat-samsung/Makefile
Simple merge

diff --cc arch/powerpc/include/asm/udbg.h
index 6587ec7bc6ec8e081b99341323380082b9efee0f,5354ae91bdde8f2d168c68552a50f5f97f5520e9..7efc08eccfa191f4d4e0bbdb7226fd6b3eec9489
--- 1/arch/powerpc/include/asm/udbg.h
--- 2/arch/powerpc/include/asm/udbg.h
+++ b/arch/powerpc/include/asm/udbg.h
@@@ -54,9 -54,7 +54,10 @@@ extern void __init udbg_init_40x_realmo
  extern void __init udbg_init_cpm(void);
  extern void __init udbg_init_usbgecko(void);
  extern void __init udbg_init_wsp(void);
 +extern void __init udbg_init_ps3gelic(void);
 +extern void __init udbg_init_debug_opal_raw(void);
 +extern void __init udbg_init_debug_opal_hvsi(void);
+ extern void __init udbg_init_ehv_bc(void);
  
  #endif /* __KERNEL__ */
  #endif /* _ASM_POWERPC_UDBG_H */

diff --cc arch/powerpc/kernel/udbg.c
index 35f948203ec59fc698129057ff544db1d57632a1,b4607a91d1f44563d2dcf8851118de567aa88dc7..7de6d3747619afa4a59a54dd981e855b46454cb5
--- 1/arch/powerpc/kernel/udbg.c
--- 2/arch/powerpc/kernel/udbg.c
+++ b/arch/powerpc/kernel/udbg.c
@@@ -67,12 -67,8 +67,14 @@@ void __init udbg_early_init(void
        udbg_init_usbgecko();
  #elif defined(CONFIG_PPC_EARLY_DEBUG_WSP)
        udbg_init_wsp();
 +#elif defined(CONFIG_PPC_EARLY_DEBUG_PS3GELIC)
 +      udbg_init_ps3gelic();
 +#elif defined(CONFIG_PPC_EARLY_DEBUG_OPAL_RAW)
 +      udbg_init_debug_opal_raw();
 +#elif defined(CONFIG_PPC_EARLY_DEBUG_OPAL_HVSI)
 +      udbg_init_debug_opal_hvsi();
+ #elif defined(CONFIG_PPC_EARLY_DEBUG_EHV_BC)
+       udbg_init_ehv_bc();
  #endif
  
  #ifdef CONFIG_PPC_EARLY_DEBUG

diff --cc arch/x86/platform/mrst/mrst.c
Simple merge

diff --cc drivers/tty/Kconfig
Simple merge

diff --cc drivers/tty/hvc/hvcs.c
Simple merge

diff --cc drivers/tty/serial/8250.c
index 610b8e63710d53c67bfa83d35fed8ec01771a018,435ce14e676c69a938121c2f9608001c71aa39d5..a0e502b7f1c9cf445ded6e334d6cd859a8573015
--- 1/drivers/tty/serial/8250.c
--- 2/drivers/tty/serial/8250.c
+++ b/drivers/tty/serial/8250.c
@@@ -443,42 -443,24 +443,6 @@@ static void au_serial_out(struct uart_p
        __raw_writel(value, p->membase + offset);
  }
  
- /* Save the LCR value so it can be re-written when a Busy Detect IRQ occurs. */
- static inline void dwapb_save_out_value(struct uart_port *p, int offset,
-                                       int value)
- {
-       struct uart_8250_port *up =
-               container_of(p, struct uart_8250_port, port);
- 
-       if (offset == UART_LCR)
-               up->lcr = value;
- }
- 
- /* Read the IER to ensure any interrupt is cleared before returning from ISR. */
- static inline void dwapb_check_clear_ier(struct uart_port *p, int offset)
- {
-       if (offset == UART_TX || offset == UART_IER)
-               p->serial_in(p, UART_IER);
- }
- 
- static void dwapb_serial_out(struct uart_port *p, int offset, int value)
 -static unsigned int tsi_serial_in(struct uart_port *p, int offset)
--{
-       int save_offset = offset;
-       offset = map_8250_out_reg(p, offset) << p->regshift;
-       dwapb_save_out_value(p, save_offset, value);
-       writeb(value, p->membase + offset);
-       dwapb_check_clear_ier(p, save_offset);
 -      unsigned int tmp;
 -      offset = map_8250_in_reg(p, offset) << p->regshift;
 -      if (offset == UART_IIR) {
 -              tmp = readl(p->membase + (UART_IIR & ~3));
 -              return (tmp >> 16) & 0xff; /* UART_IIR % 4 == 2 */
 -      } else
 -              return readb(p->membase + offset);
--}
--
- static void dwapb32_serial_out(struct uart_port *p, int offset, int value)
 -static void tsi_serial_out(struct uart_port *p, int offset, int value)
--{
-       int save_offset = offset;
--      offset = map_8250_out_reg(p, offset) << p->regshift;
-       dwapb_save_out_value(p, save_offset, value);
-       writel(value, p->membase + offset);
-       dwapb_check_clear_ier(p, save_offset);
 -      if (!((offset == UART_IER) && (value & UART_IER_UUE)))
 -              writeb(value, p->membase + offset);
--}
--
  static unsigned int io_serial_in(struct uart_port *p, int offset)
  {
        offset = map_8250_in_reg(p, offset) << p->regshift;
@@@ -517,16 -501,11 +483,6 @@@ static void set_io_from_upio(struct uar
                p->serial_out = au_serial_out;
                break;
  
-       case UPIO_DWAPB:
-               p->serial_in = mem_serial_in;
-               p->serial_out = dwapb_serial_out;
-               break;
- 
-       case UPIO_DWAPB32:
-               p->serial_in = mem32_serial_in;
-               p->serial_out = dwapb32_serial_out;
 -      case UPIO_TSI:
 -              p->serial_in = tsi_serial_in;
 -              p->serial_out = tsi_serial_out;
--              break;
--
        default:
                p->serial_in = io_serial_in;
                p->serial_out = io_serial_out;

diff --cc drivers/tty/serial/atmel_serial.c
Simple merge

diff --cc drivers/tty/serial/mrst_max3110.c
Simple merge

diff --cc drivers/tty/serial/msm_serial.c
Simple merge

diff --cc drivers/tty/serial/samsung.c
Simple merge

diff --cc drivers/tty/serial/serial_core.c
Simple merge

diff --cc include/linux/tty.h
Simple merge