summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--arch/arm/Makefile2
-rw-r--r--arch/arm/kernel/armksyms.c4
-rw-r--r--arch/arm/kernel/entry-common.S7
-rw-r--r--arch/arm/mach-s3c2410/mach-anubis.c2
-rw-r--r--arch/arm/mach-s3c2410/mach-bast.c4
-rw-r--r--arch/arm/mach-s3c2410/mach-vr1000.c2
-rw-r--r--arch/arm/mach-s3c2410/s3c2410.c3
-rw-r--r--arch/arm/mach-s3c2410/s3c2440.c4
-rw-r--r--arch/arm/mach-s3c2410/time.c1
-rw-r--r--arch/arm/mm/alignment.c44
-rw-r--r--arch/arm/nwfpe/fpa11.c5
-rw-r--r--arch/arm/nwfpe/fpa11.h20
-rw-r--r--arch/arm/nwfpe/fpa11_cprt.c3
-rw-r--r--arch/arm/nwfpe/fpopcode.h6
-rw-r--r--arch/arm/nwfpe/softfloat.h3
-rw-r--r--drivers/serial/imx.c39
-rw-r--r--drivers/serial/pxa.c2
-rw-r--r--drivers/serial/s3c2410.c15
-rw-r--r--include/asm-arm/arch-pxa/pxa-regs.h7
-rw-r--r--include/asm-arm/arch-s3c2410/hardware.h7
20 files changed, 116 insertions, 64 deletions
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index 7779f2d1acad..299bc0468702 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -53,7 +53,7 @@ tune-$(CONFIG_CPU_ARM926T) :=-mtune=arm9tdmi
tune-$(CONFIG_CPU_SA110) :=-mtune=strongarm110
tune-$(CONFIG_CPU_SA1100) :=-mtune=strongarm1100
tune-$(CONFIG_CPU_XSCALE) :=$(call cc-option,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale
-tune-$(CONFIG_CPU_V6) :=-mtune=strongarm
+tune-$(CONFIG_CPU_V6) :=$(call cc-option,-mtune=arm1136j-s,-mtune=strongarm)
# Need -Uarm for gcc < 3.x
CFLAGS_ABI :=$(call cc-option,-mapcs-32,-mabi=apcs-gnu) $(call cc-option,-mno-thumb-interwork,)
diff --git a/arch/arm/kernel/armksyms.c b/arch/arm/kernel/armksyms.c
index 835d450797a1..7b17a87a3311 100644
--- a/arch/arm/kernel/armksyms.c
+++ b/arch/arm/kernel/armksyms.c
@@ -45,8 +45,8 @@ extern void fp_enter(void);
#define EXPORT_SYMBOL_ALIAS(sym,orig) \
EXPORT_CRC_ALIAS(sym) \
- const struct kernel_symbol __ksymtab_##sym \
- __attribute__((section("__ksymtab"))) = \
+ static const struct kernel_symbol __ksymtab_##sym \
+ __attribute_used__ __attribute__((section("__ksymtab"))) = \
{ (unsigned long)&orig, #sym };
/*
diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S
index 81d450ac3fab..066597f4345a 100644
--- a/arch/arm/kernel/entry-common.S
+++ b/arch/arm/kernel/entry-common.S
@@ -106,15 +106,10 @@ ENTRY(ret_from_fork)
.endm
.Larm700bug:
- ldr r0, [sp, #S_PSR] @ Get calling cpsr
- sub lr, lr, #4
- str lr, [r8]
- msr spsr_cxsf, r0
ldmia sp, {r0 - lr}^ @ Get calling r0 - lr
mov r0, r0
- ldr lr, [sp, #S_PC] @ Get PC
add sp, sp, #S_FRAME_SIZE
- movs pc, lr
+ subs pc, lr, #4
#else
.macro arm710_bug_check, instr, temp
.endm
diff --git a/arch/arm/mach-s3c2410/mach-anubis.c b/arch/arm/mach-s3c2410/mach-anubis.c
index 7c05f27fe1d6..5ae80f4e3e67 100644
--- a/arch/arm/mach-s3c2410/mach-anubis.c
+++ b/arch/arm/mach-s3c2410/mach-anubis.c
@@ -125,7 +125,7 @@ static int external_map[] = { 2 };
static int chip0_map[] = { 0 };
static int chip1_map[] = { 1 };
-struct mtd_partition anubis_default_nand_part[] = {
+static struct mtd_partition anubis_default_nand_part[] = {
[0] = {
.name = "Boot Agent",
.size = SZ_16K,
diff --git a/arch/arm/mach-s3c2410/mach-bast.c b/arch/arm/mach-s3c2410/mach-bast.c
index ed1f07d7252f..8ca955984645 100644
--- a/arch/arm/mach-s3c2410/mach-bast.c
+++ b/arch/arm/mach-s3c2410/mach-bast.c
@@ -230,7 +230,7 @@ static int chip0_map[] = { 1 };
static int chip1_map[] = { 2 };
static int chip2_map[] = { 3 };
-struct mtd_partition bast_default_nand_part[] = {
+static struct mtd_partition bast_default_nand_part[] = {
[0] = {
.name = "Boot Agent",
.size = SZ_16K,
@@ -340,7 +340,7 @@ static struct resource bast_dm9k_resource[] = {
* better IO routines can be written and tested
*/
-struct dm9000_plat_data bast_dm9k_platdata = {
+static struct dm9000_plat_data bast_dm9k_platdata = {
.flags = DM9000_PLATF_16BITONLY
};
diff --git a/arch/arm/mach-s3c2410/mach-vr1000.c b/arch/arm/mach-s3c2410/mach-vr1000.c
index 663a7f98fc0b..46b259673c18 100644
--- a/arch/arm/mach-s3c2410/mach-vr1000.c
+++ b/arch/arm/mach-s3c2410/mach-vr1000.c
@@ -288,7 +288,7 @@ static struct resource vr1000_dm9k1_resource[] = {
* better IO routines can be written and tested
*/
-struct dm9000_plat_data vr1000_dm9k_platdata = {
+static struct dm9000_plat_data vr1000_dm9k_platdata = {
.flags = DM9000_PLATF_16BITONLY,
};
diff --git a/arch/arm/mach-s3c2410/s3c2410.c b/arch/arm/mach-s3c2410/s3c2410.c
index 0b88993dfd27..a8bf5ec82602 100644
--- a/arch/arm/mach-s3c2410/s3c2410.c
+++ b/arch/arm/mach-s3c2410/s3c2410.c
@@ -125,9 +125,6 @@ static struct platform_device *uart_devices[] __initdata = {
&s3c_uart2
};
-/* store our uart devices for the serial driver console */
-struct platform_device *s3c2410_uart_devices[3];
-
static int s3c2410_uart_count = 0;
/* uart registration process */
diff --git a/arch/arm/mach-s3c2410/s3c2440.c b/arch/arm/mach-s3c2410/s3c2440.c
index d4c8281b55f6..833fa36bce05 100644
--- a/arch/arm/mach-s3c2410/s3c2440.c
+++ b/arch/arm/mach-s3c2410/s3c2440.c
@@ -151,7 +151,7 @@ void __init s3c2440_init_uarts(struct s3c2410_uartcfg *cfg, int no)
#ifdef CONFIG_PM
-struct sleep_save s3c2440_sleep[] = {
+static struct sleep_save s3c2440_sleep[] = {
SAVE_ITEM(S3C2440_DSC0),
SAVE_ITEM(S3C2440_DSC1),
SAVE_ITEM(S3C2440_GPJDAT),
@@ -260,7 +260,7 @@ void __init s3c2440_init_clocks(int xtal)
* as a driver which may support both 2410 and 2440 may try and use it.
*/
-int __init s3c2440_core_init(void)
+static int __init s3c2440_core_init(void)
{
return sysdev_class_register(&s3c2440_sysclass);
}
diff --git a/arch/arm/mach-s3c2410/time.c b/arch/arm/mach-s3c2410/time.c
index c0acfb2ad790..8a00e3c3cd08 100644
--- a/arch/arm/mach-s3c2410/time.c
+++ b/arch/arm/mach-s3c2410/time.c
@@ -38,6 +38,7 @@
#include <asm/hardware/clock.h>
#include "clock.h"
+#include "cpu.h"
static unsigned long timer_startval;
static unsigned long timer_usec_ticks;
diff --git a/arch/arm/mm/alignment.c b/arch/arm/mm/alignment.c
index f35e69e9c65c..705c98921c37 100644
--- a/arch/arm/mm/alignment.c
+++ b/arch/arm/mm/alignment.c
@@ -111,7 +111,7 @@ proc_alignment_read(char *page, char **start, off_t off, int count, int *eof,
}
static int proc_alignment_write(struct file *file, const char __user *buffer,
- unsigned long count, void *data)
+ unsigned long count, void *data)
{
char mode;
@@ -119,7 +119,7 @@ static int proc_alignment_write(struct file *file, const char __user *buffer,
if (get_user(mode, buffer))
return -EFAULT;
if (mode >= '0' && mode <= '5')
- ai_usermode = mode - '0';
+ ai_usermode = mode - '0';
}
return count;
}
@@ -262,7 +262,7 @@ union offset_union {
goto fault; \
} while (0)
-#define put32_unaligned_check(val,addr) \
+#define put32_unaligned_check(val,addr) \
__put32_unaligned_check("strb", val, addr)
#define put32t_unaligned_check(val,addr) \
@@ -306,19 +306,19 @@ do_alignment_ldrhstrh(unsigned long addr, unsigned long instr, struct pt_regs *r
return TYPE_LDST;
user:
- if (LDST_L_BIT(instr)) {
- unsigned long val;
- get16t_unaligned_check(val, addr);
+ if (LDST_L_BIT(instr)) {
+ unsigned long val;
+ get16t_unaligned_check(val, addr);
- /* signed half-word? */
- if (instr & 0x40)
- val = (signed long)((signed short) val);
+ /* signed half-word? */
+ if (instr & 0x40)
+ val = (signed long)((signed short) val);
- regs->uregs[rd] = val;
- } else
- put16t_unaligned_check(regs->uregs[rd], addr);
+ regs->uregs[rd] = val;
+ } else
+ put16t_unaligned_check(regs->uregs[rd], addr);
- return TYPE_LDST;
+ return TYPE_LDST;
fault:
return TYPE_FAULT;
@@ -342,11 +342,11 @@ do_alignment_ldrdstrd(unsigned long addr, unsigned long instr,
unsigned long val;
get32_unaligned_check(val, addr);
regs->uregs[rd] = val;
- get32_unaligned_check(val, addr+4);
- regs->uregs[rd+1] = val;
+ get32_unaligned_check(val, addr + 4);
+ regs->uregs[rd + 1] = val;
} else {
put32_unaligned_check(regs->uregs[rd], addr);
- put32_unaligned_check(regs->uregs[rd+1], addr+4);
+ put32_unaligned_check(regs->uregs[rd + 1], addr + 4);
}
return TYPE_LDST;
@@ -356,11 +356,11 @@ do_alignment_ldrdstrd(unsigned long addr, unsigned long instr,
unsigned long val;
get32t_unaligned_check(val, addr);
regs->uregs[rd] = val;
- get32t_unaligned_check(val, addr+4);
- regs->uregs[rd+1] = val;
+ get32t_unaligned_check(val, addr + 4);
+ regs->uregs[rd + 1] = val;
} else {
put32t_unaligned_check(regs->uregs[rd], addr);
- put32t_unaligned_check(regs->uregs[rd+1], addr+4);
+ put32t_unaligned_check(regs->uregs[rd + 1], addr + 4);
}
return TYPE_LDST;
@@ -443,7 +443,7 @@ do_alignment_ldmstm(unsigned long addr, unsigned long instr, struct pt_regs *reg
if (LDST_P_EQ_U(instr)) /* U = P */
eaddr += 4;
- /*
+ /*
* For alignment faults on the ARM922T/ARM920T the MMU makes
* the FSR (and hence addr) equal to the updated base address
* of the multiple access rather than the restored value.
@@ -570,7 +570,7 @@ thumb2arm(u16 tinstr)
/* 6.5.1 Format 3: */
case 0x4800 >> 11: /* 7.1.28 LDR(3) */
/* NOTE: This case is not technically possible. We're
- * loading 32-bit memory data via PC relative
+ * loading 32-bit memory data via PC relative
* addressing mode. So we can and should eliminate
* this case. But I'll leave it here for now.
*/
@@ -642,7 +642,7 @@ do_alignment(unsigned long addr, unsigned int fsr, struct pt_regs *regs)
if (fault) {
type = TYPE_FAULT;
- goto bad_or_fault;
+ goto bad_or_fault;
}
if (user_mode(regs))
diff --git a/arch/arm/nwfpe/fpa11.c b/arch/arm/nwfpe/fpa11.c
index 7690f731ee87..7b3d74d73c80 100644
--- a/arch/arm/nwfpe/fpa11.c
+++ b/arch/arm/nwfpe/fpa11.c
@@ -31,11 +31,6 @@
#include <linux/string.h>
#include <asm/system.h>
-/* forward declarations */
-unsigned int EmulateCPDO(const unsigned int);
-unsigned int EmulateCPDT(const unsigned int);
-unsigned int EmulateCPRT(const unsigned int);
-
/* Reset the FPA11 chip. Called to initialize and reset the emulator. */
static void resetFPA11(void)
{
diff --git a/arch/arm/nwfpe/fpa11.h b/arch/arm/nwfpe/fpa11.h
index 93523ae4b7a1..9677ae8448e8 100644
--- a/arch/arm/nwfpe/fpa11.h
+++ b/arch/arm/nwfpe/fpa11.h
@@ -95,4 +95,24 @@ extern int8 SetRoundingMode(const unsigned int);
extern int8 SetRoundingPrecision(const unsigned int);
extern void nwfpe_init_fpa(union fp_state *fp);
+extern unsigned int EmulateAll(unsigned int opcode);
+
+extern unsigned int EmulateCPDT(const unsigned int opcode);
+extern unsigned int EmulateCPDO(const unsigned int opcode);
+extern unsigned int EmulateCPRT(const unsigned int opcode);
+
+/* fpa11_cpdt.c */
+extern unsigned int PerformLDF(const unsigned int opcode);
+extern unsigned int PerformSTF(const unsigned int opcode);
+extern unsigned int PerformLFM(const unsigned int opcode);
+extern unsigned int PerformSFM(const unsigned int opcode);
+
+/* single_cpdo.c */
+
+extern unsigned int SingleCPDO(struct roundingData *roundData,
+ const unsigned int opcode, FPREG * rFd);
+/* double_cpdo.c */
+extern unsigned int DoubleCPDO(struct roundingData *roundData,
+ const unsigned int opcode, FPREG * rFd);
+
#endif
diff --git a/arch/arm/nwfpe/fpa11_cprt.c b/arch/arm/nwfpe/fpa11_cprt.c
index adf8d3000540..7c67023655e4 100644
--- a/arch/arm/nwfpe/fpa11_cprt.c
+++ b/arch/arm/nwfpe/fpa11_cprt.c
@@ -26,12 +26,11 @@
#include "fpa11.inl"
#include "fpmodule.h"
#include "fpmodule.inl"
+#include "softfloat.h"
#ifdef CONFIG_FPE_NWFPE_XP
extern flag floatx80_is_nan(floatx80);
#endif
-extern flag float64_is_nan(float64);
-extern flag float32_is_nan(float32);
unsigned int PerformFLT(const unsigned int opcode);
unsigned int PerformFIX(const unsigned int opcode);
diff --git a/arch/arm/nwfpe/fpopcode.h b/arch/arm/nwfpe/fpopcode.h
index 1777e92a88e6..6528e081c83f 100644
--- a/arch/arm/nwfpe/fpopcode.h
+++ b/arch/arm/nwfpe/fpopcode.h
@@ -476,4 +476,10 @@ static inline unsigned int getDestinationSize(const unsigned int opcode)
return (nRc);
}
+extern unsigned int checkCondition(const unsigned int opcode,
+ const unsigned int ccodes);
+
+extern const float64 float64Constant[];
+extern const float32 float32Constant[];
+
#endif
diff --git a/arch/arm/nwfpe/softfloat.h b/arch/arm/nwfpe/softfloat.h
index 1c8799b9ee4d..14151700b6b2 100644
--- a/arch/arm/nwfpe/softfloat.h
+++ b/arch/arm/nwfpe/softfloat.h
@@ -265,4 +265,7 @@ static inline flag float64_lt_nocheck(float64 a, float64 b)
return (a != b) && (aSign ^ (a < b));
}
+extern flag float32_is_nan( float32 a );
+extern flag float64_is_nan( float64 a );
+
#endif
diff --git a/drivers/serial/imx.c b/drivers/serial/imx.c
index 53e0323d4b83..bdb4e454b8b0 100644
--- a/drivers/serial/imx.c
+++ b/drivers/serial/imx.c
@@ -73,7 +73,7 @@ struct imx_port {
struct uart_port port;
struct timer_list timer;
unsigned int old_status;
- int txirq,rxirq;
+ int txirq,rxirq,rtsirq;
};
/*
@@ -181,6 +181,22 @@ static void imx_start_tx(struct uart_port *port)
imx_transmit_buffer(sport);
}
+static irqreturn_t imx_rtsint(int irq, void *dev_id, struct pt_regs *regs)
+{
+ struct imx_port *sport = (struct imx_port *)dev_id;
+ unsigned int val = USR1((u32)sport->port.membase)&USR1_RTSS;
+ unsigned long flags;
+
+ spin_lock_irqsave(&sport->port.lock, flags);
+
+ USR1((u32)sport->port.membase) = USR1_RTSD;
+ uart_handle_cts_change(&sport->port, !!val);
+ wake_up_interruptible(&sport->port.info->delta_msr_wait);
+
+ spin_unlock_irqrestore(&sport->port.lock, flags);
+ return IRQ_HANDLED;
+}
+
static irqreturn_t imx_txint(int irq, void *dev_id, struct pt_regs *regs)
{
struct imx_port *sport = (struct imx_port *)dev_id;
@@ -386,15 +402,21 @@ static int imx_startup(struct uart_port *port)
if (retval) goto error_out1;
retval = request_irq(sport->txirq, imx_txint, 0,
- "imx-uart", sport);
+ DRIVER_NAME, sport);
if (retval) goto error_out2;
+ retval = request_irq(sport->rtsirq, imx_rtsint, 0,
+ DRIVER_NAME, sport);
+ if (retval) goto error_out3;
+ set_irq_type(sport->rtsirq, IRQT_BOTHEDGE);
+
/*
* Finally, clear and enable interrupts
*/
+ USR1((u32)sport->port.membase) = USR1_RTSD;
UCR1((u32)sport->port.membase) |=
- (UCR1_TXMPTYEN | UCR1_RRDYEN | UCR1_UARTEN);
+ (UCR1_TXMPTYEN | UCR1_RRDYEN | UCR1_RTSDEN | UCR1_UARTEN);
UCR2((u32)sport->port.membase) |= (UCR2_RXEN | UCR2_TXEN);
/*
@@ -406,6 +428,8 @@ static int imx_startup(struct uart_port *port)
return 0;
+error_out3:
+ free_irq(sport->txirq, sport);
error_out2:
free_irq(sport->rxirq, sport);
error_out1:
@@ -424,6 +448,7 @@ static void imx_shutdown(struct uart_port *port)
/*
* Free the interrupts
*/
+ free_irq(sport->rtsirq, sport);
free_irq(sport->txirq, sport);
free_irq(sport->rxirq, sport);
@@ -432,7 +457,7 @@ static void imx_shutdown(struct uart_port *port)
*/
UCR1((u32)sport->port.membase) &=
- ~(UCR1_TXMPTYEN | UCR1_RRDYEN | UCR1_UARTEN);
+ ~(UCR1_TXMPTYEN | UCR1_RRDYEN | UCR1_RTSDEN | UCR1_UARTEN);
}
static void
@@ -522,7 +547,7 @@ imx_set_termios(struct uart_port *port, struct termios *termios,
* disable interrupts and drain transmitter
*/
old_ucr1 = UCR1((u32)sport->port.membase);
- UCR1((u32)sport->port.membase) &= ~(UCR1_TXMPTYEN | UCR1_RRDYEN);
+ UCR1((u32)sport->port.membase) &= ~(UCR1_TXMPTYEN | UCR1_RRDYEN | UCR1_RTSDEN);
while ( !(USR2((u32)sport->port.membase) & USR2_TXDC))
barrier();
@@ -643,6 +668,7 @@ static struct imx_port imx_ports[] = {
{
.txirq = UART1_MINT_TX,
.rxirq = UART1_MINT_RX,
+ .rtsirq = UART1_MINT_RTS,
.port = {
.type = PORT_IMX,
.iotype = SERIAL_IO_MEM,
@@ -658,6 +684,7 @@ static struct imx_port imx_ports[] = {
}, {
.txirq = UART2_MINT_TX,
.rxirq = UART2_MINT_RX,
+ .rtsirq = UART2_MINT_RTS,
.port = {
.type = PORT_IMX,
.iotype = SERIAL_IO_MEM,
@@ -737,7 +764,7 @@ imx_console_write(struct console *co, const char *s, unsigned int count)
UCR1((u32)sport->port.membase) =
(old_ucr1 | UCR1_UARTCLKEN | UCR1_UARTEN)
- & ~(UCR1_TXMPTYEN | UCR1_RRDYEN);
+ & ~(UCR1_TXMPTYEN | UCR1_RRDYEN | UCR1_RTSDEN);
UCR2((u32)sport->port.membase) = old_ucr2 | UCR2_TXEN;
/*
diff --git a/drivers/serial/pxa.c b/drivers/serial/pxa.c
index 672b359b07ce..90c2a86c421b 100644
--- a/drivers/serial/pxa.c
+++ b/drivers/serial/pxa.c
@@ -499,7 +499,7 @@ serial_pxa_set_termios(struct uart_port *port, struct termios *termios,
/*
* Update the per-port timeout.
*/
- uart_update_timeout(port, termios->c_cflag, quot);
+ uart_update_timeout(port, termios->c_cflag, baud);
up->port.read_status_mask = UART_LSR_OE | UART_LSR_THRE | UART_LSR_DR;
if (termios->c_iflag & INPCK)
diff --git a/drivers/serial/s3c2410.c b/drivers/serial/s3c2410.c
index eff2158024c8..52692aa345ec 100644
--- a/drivers/serial/s3c2410.c
+++ b/drivers/serial/s3c2410.c
@@ -1092,8 +1092,8 @@ static int s3c24xx_serial_init_port(struct s3c24xx_uart_port *ourport,
static int probe_index = 0;
-int s3c24xx_serial_probe(struct device *_dev,
- struct s3c24xx_uart_info *info)
+static int s3c24xx_serial_probe(struct device *_dev,
+ struct s3c24xx_uart_info *info)
{
struct s3c24xx_uart_port *ourport;
struct platform_device *dev = to_platform_device(_dev);
@@ -1120,7 +1120,7 @@ int s3c24xx_serial_probe(struct device *_dev,
return ret;
}
-int s3c24xx_serial_remove(struct device *_dev)
+static int s3c24xx_serial_remove(struct device *_dev)
{
struct uart_port *port = s3c24xx_dev_to_port(_dev);
@@ -1134,7 +1134,8 @@ int s3c24xx_serial_remove(struct device *_dev)
#ifdef CONFIG_PM
-int s3c24xx_serial_suspend(struct device *dev, pm_message_t state, u32 level)
+static int s3c24xx_serial_suspend(struct device *dev, pm_message_t state,
+ u32 level)
{
struct uart_port *port = s3c24xx_dev_to_port(dev);
@@ -1144,7 +1145,7 @@ int s3c24xx_serial_suspend(struct device *dev, pm_message_t state, u32 level)
return 0;
}
-int s3c24xx_serial_resume(struct device *dev, u32 level)
+static int s3c24xx_serial_resume(struct device *dev, u32 level)
{
struct uart_port *port = s3c24xx_dev_to_port(dev);
struct s3c24xx_uart_port *ourport = to_ourport(port);
@@ -1165,8 +1166,8 @@ int s3c24xx_serial_resume(struct device *dev, u32 level)
#define s3c24xx_serial_resume NULL
#endif
-int s3c24xx_serial_init(struct device_driver *drv,
- struct s3c24xx_uart_info *info)
+static int s3c24xx_serial_init(struct device_driver *drv,
+ struct s3c24xx_uart_info *info)
{
dbg("s3c24xx_serial_init(%p,%p)\n", drv, info);
return driver_register(drv);
diff --git a/include/asm-arm/arch-pxa/pxa-regs.h b/include/asm-arm/arch-pxa/pxa-regs.h
index 939d9e5020a0..13fa2deb4ddd 100644
--- a/include/asm-arm/arch-pxa/pxa-regs.h
+++ b/include/asm-arm/arch-pxa/pxa-regs.h
@@ -126,8 +126,8 @@
#define DRCMR12 __REG(0x40000130) /* Request to Channel Map Register for AC97 audio transmit Request */
#define DRCMR13 __REG(0x40000134) /* Request to Channel Map Register for SSP receive Request */
#define DRCMR14 __REG(0x40000138) /* Request to Channel Map Register for SSP transmit Request */
-#define DRCMR15 __REG(0x4000013c) /* Reserved */
-#define DRCMR16 __REG(0x40000140) /* Reserved */
+#define DRCMR15 __REG(0x4000013c) /* Request to Channel Map Register for SSP2 receive Request */
+#define DRCMR16 __REG(0x40000140) /* Request to Channel Map Register for SSP2 transmit Request */
#define DRCMR17 __REG(0x40000144) /* Request to Channel Map Register for ICP receive Request */
#define DRCMR18 __REG(0x40000148) /* Request to Channel Map Register for ICP transmit Request */
#define DRCMR19 __REG(0x4000014c) /* Request to Channel Map Register for STUART receive Request */
@@ -151,7 +151,8 @@
#define DRCMR37 __REG(0x40000194) /* Request to Channel Map Register for USB endpoint 13 Request */
#define DRCMR38 __REG(0x40000198) /* Request to Channel Map Register for USB endpoint 14 Request */
#define DRCMR39 __REG(0x4000019C) /* Reserved */
-
+#define DRCMR66 __REG(0x40001108) /* Request to Channel Map Register for SSP3 receive Request */
+#define DRCMR67 __REG(0x4000110C) /* Request to Channel Map Register for SSP3 transmit Request */
#define DRCMR68 __REG(0x40001110) /* Request to Channel Map Register for Camera FIFO 0 Request */
#define DRCMR69 __REG(0x40001114) /* Request to Channel Map Register for Camera FIFO 1 Request */
#define DRCMR70 __REG(0x40001118) /* Request to Channel Map Register for Camera FIFO 2 Request */
diff --git a/include/asm-arm/arch-s3c2410/hardware.h b/include/asm-arm/arch-s3c2410/hardware.h
index 48a39918a760..1c9de29cafef 100644
--- a/include/asm-arm/arch-s3c2410/hardware.h
+++ b/include/asm-arm/arch-s3c2410/hardware.h
@@ -92,6 +92,13 @@ extern unsigned int s3c2410_gpio_getpin(unsigned int pin);
extern unsigned int s3c2410_modify_misccr(unsigned int clr, unsigned int chg);
+#ifdef CONFIG_CPU_S3C2440
+
+extern int s3c2440_set_dsc(unsigned int pin, unsigned int value);
+
+#endif /* CONFIG_CPU_S3C2440 */
+
+
#endif /* __ASSEMBLY__ */
#include <asm/sizes.h>