9 files changed, 92 insertions, 56 deletions

diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 6553833c12d..03422ce878c 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -459,7 +459,7 @@ config SERIAL_SAMSUNG_UARTS
         int
         depends on ARM && PLAT_S3C
         default 2 if ARCH_S3C2400
-        default 4 if ARCH_S3C64XX || CPU_S3C2443
+        default 4 if ARCH_S5PC1XX || ARCH_S3C64XX || CPU_S3C2443
         default 3
         help
           Select the number of available UART ports for the Samsung S3C
@@ -533,6 +533,13 @@ config SERIAL_S3C6400
           Serial port support for the Samsung S3C6400 and S3C6410
           SoCs
 
+config SERIAL_S5PC100
+        tristate "Samsung S5PC100 Serial port support"
+        depends on SERIAL_SAMSUNG && CPU_S5PC100
+        default y
+        help
+          Serial port support for the Samsung S5PC100 SoCs
+
 config SERIAL_MAX3100
         tristate "MAX3100 support"
         depends on SPI
diff --git a/drivers/serial/Makefile b/drivers/serial/Makefile
index d5a29981c6c..97f6fcc8b43 100644
--- a/drivers/serial/Makefile
+++ b/drivers/serial/Makefile
@@ -43,6 +43,7 @@ obj-$(CONFIG_SERIAL_S3C2412) += s3c2412.o
 obj-$(CONFIG_SERIAL_S3C2440) += s3c2440.o
 obj-$(CONFIG_SERIAL_S3C24A0) += s3c24a0.o
 obj-$(CONFIG_SERIAL_S3C6400) += s3c6400.o
+obj-$(CONFIG_SERIAL_S5PC100) += s3c6400.o
 obj-$(CONFIG_SERIAL_MAX3100) += max3100.o
 obj-$(CONFIG_SERIAL_IP22_ZILOG) += ip22zilog.o
 obj-$(CONFIG_SERIAL_MUX) += mux.o
diff --git a/drivers/serial/amba-pl011.c b/drivers/serial/amba-pl011.c
index bf82e28770a..72ba0c6d355 100644
--- a/drivers/serial/amba-pl011.c
+++ b/drivers/serial/amba-pl011.c
@@ -826,6 +826,28 @@ static int pl011_remove(struct amba_device *dev)
         return 0;
 }
 
+#ifdef CONFIG_PM
+static int pl011_suspend(struct amba_device *dev, pm_message_t state)
+{
+        struct uart_amba_port *uap = amba_get_drvdata(dev);
+
+        if (!uap)
+                return -EINVAL;
+
+        return uart_suspend_port(&amba_reg, &uap->port);
+}
+
+static int pl011_resume(struct amba_device *dev)
+{
+        struct uart_amba_port *uap = amba_get_drvdata(dev);
+
+        if (!uap)
+                return -EINVAL;
+
+        return uart_resume_port(&amba_reg, &uap->port);
+}
+#endif
+
 static struct amba_id pl011_ids[] __initdata = {
         {
                 .id     = 0x00041011,
@@ -847,6 +869,10 @@ static struct amba_driver pl011_driver = {
         .id_table       = pl011_ids,
         .probe          = pl011_probe,
         .remove         = pl011_remove,
+#ifdef CONFIG_PM
+        .suspend        = pl011_suspend,
+        .resume         = pl011_resume,
+#endif
 };
 
 static int __init pl011_init(void)
diff --git a/drivers/serial/imx.c b/drivers/serial/imx.c
index 5d7b58f1fe4..7485afd0df4 100644
--- a/drivers/serial/imx.c
+++ b/drivers/serial/imx.c
@@ -67,21 +67,8 @@
 #define UBIR  0xa4 /* BRM Incremental Register */
 #define UBMR  0xa8 /* BRM Modulator Register */
 #define UBRC  0xac /* Baud Rate Count Register */
-#if defined CONFIG_ARCH_MX3 || defined CONFIG_ARCH_MX2
-#define ONEMS 0xb0 /* One Millisecond register */
-#define UTS   0xb4 /* UART Test Register */
-#endif
-#ifdef CONFIG_ARCH_MX1
-#define BIPR1 0xb0 /* Incremental Preset Register 1 */
-#define BIPR2 0xb4 /* Incremental Preset Register 2 */
-#define BIPR3 0xb8 /* Incremental Preset Register 3 */
-#define BIPR4 0xbc /* Incremental Preset Register 4 */
-#define BMPR1 0xc0 /* BRM Modulator Register 1 */
-#define BMPR2 0xc4 /* BRM Modulator Register 2 */
-#define BMPR3 0xc8 /* BRM Modulator Register 3 */
-#define BMPR4 0xcc /* BRM Modulator Register 4 */
-#define UTS   0xd0 /* UART Test Register */
-#endif
+#define MX2_ONEMS 0xb0 /* One Millisecond register */
+#define UTS (cpu_is_mx1() ? 0xd0 : 0xb4) /* UART Test Register */
 
 /* UART Control Register Bit Fields.*/
 #define  URXD_CHARRDY    (1<<15)
@@ -101,12 +88,7 @@
 #define  UCR1_RTSDEN     (1<<5)  /* RTS delta interrupt enable */
 #define  UCR1_SNDBRK     (1<<4)  /* Send break */
 #define  UCR1_TDMAEN     (1<<3)  /* Transmitter ready DMA enable */
-#ifdef CONFIG_ARCH_MX1
-#define  UCR1_UARTCLKEN  (1<<2)  /* UART clock enabled */
-#endif
-#if defined CONFIG_ARCH_MX3 || defined CONFIG_ARCH_MX2
-#define  UCR1_UARTCLKEN  (0)     /* not present on mx2/mx3 */
-#endif
+#define  MX1_UCR1_UARTCLKEN  (1<<2)      /* UART clock enabled, mx1 only */
 #define  UCR1_DOZE       (1<<1)  /* Doze */
 #define  UCR1_UARTEN     (1<<0)  /* UART enabled */
 #define  UCR2_ESCI       (1<<15) /* Escape seq interrupt enable */
@@ -132,13 +114,9 @@
 #define  UCR3_RXDSEN     (1<<6)  /* Receive status interrupt enable */
 #define  UCR3_AIRINTEN   (1<<5)  /* Async IR wake interrupt enable */
 #define  UCR3_AWAKEN     (1<<4)  /* Async wake interrupt enable */
-#ifdef CONFIG_ARCH_MX1
-#define  UCR3_REF25      (1<<3)  /* Ref freq 25 MHz, only on mx1 */
-#define  UCR3_REF30      (1<<2)  /* Ref Freq 30 MHz, only on mx1 */
-#endif
-#if defined CONFIG_ARCH_MX2 || defined CONFIG_ARCH_MX3
-#define  UCR3_RXDMUXSEL  (1<<2)  /* RXD Muxed Input Select, on mx2/mx3 */
-#endif
+#define  MX1_UCR3_REF25          (1<<3)  /* Ref freq 25 MHz, only on mx1 */
+#define  MX1_UCR3_REF30          (1<<2)  /* Ref Freq 30 MHz, only on mx1 */
+#define  MX2_UCR3_RXDMUXSEL      (1<<2)  /* RXD Muxed Input Select, on mx2/mx3 */
 #define  UCR3_INVT       (1<<1)  /* Inverted Infrared transmission */
 #define  UCR3_BPEN       (1<<0)  /* Preset registers enable */
 #define  UCR4_CTSTL_32   (32<<10) /* CTS trigger level (32 chars) */
@@ -186,12 +164,10 @@
 #define  UTS_SOFTRST     (1<<0)  /* Software reset */
 
 /* We've been assigned a range on the "Low-density serial ports" major */
-#ifdef CONFIG_ARCH_MXC
 #define SERIAL_IMX_MAJOR        207
 #define MINOR_START             16
 #define DEV_NAME                "ttymxc"
 #define MAX_INTERNAL_IRQ        MXC_INTERNAL_IRQS
-#endif
 
 /*
  * This determines how often we check the modem status signals
@@ -706,11 +682,11 @@ static int imx_startup(struct uart_port *port)
                 }
         }
 
-#if defined CONFIG_ARCH_MX2 || defined CONFIG_ARCH_MX3
-        temp = readl(sport->port.membase + UCR3);
-        temp |= UCR3_RXDMUXSEL;
-        writel(temp, sport->port.membase + UCR3);
-#endif
+        if (!cpu_is_mx1()) {
+                temp = readl(sport->port.membase + UCR3);
+                temp |= MX2_UCR3_RXDMUXSEL;
+                writel(temp, sport->port.membase + UCR3);
+        }
 
         if (USE_IRDA(sport)) {
                 temp = readl(sport->port.membase + UCR4);
@@ -942,9 +918,9 @@ imx_set_termios(struct uart_port *port, struct ktermios *termios,
         writel(num, sport->port.membase + UBIR);
         writel(denom, sport->port.membase + UBMR);
 
-#ifdef ONEMS
-        writel(sport->port.uartclk / div / 1000, sport->port.membase + ONEMS);
-#endif
+        if (!cpu_is_mx1())
+                writel(sport->port.uartclk / div / 1000,
+                                sport->port.membase + MX2_ONEMS);
 
         writel(old_ucr1, sport->port.membase + UCR1);
 
@@ -1074,17 +1050,20 @@ static void
 imx_console_write(struct console *co, const char *s, unsigned int count)
 {
         struct imx_port *sport = imx_ports[co->index];
-        unsigned int old_ucr1, old_ucr2;
+        unsigned int old_ucr1, old_ucr2, ucr1;
 
         /*
          *      First, save UCR1/2 and then disable interrupts
          */
-        old_ucr1 = readl(sport->port.membase + UCR1);
+        ucr1 = old_ucr1 = readl(sport->port.membase + UCR1);
         old_ucr2 = readl(sport->port.membase + UCR2);
 
-        writel((old_ucr1 | UCR1_UARTCLKEN | UCR1_UARTEN) &
-                ~(UCR1_TXMPTYEN | UCR1_RRDYEN | UCR1_RTSDEN),
-                sport->port.membase + UCR1);
+        if (cpu_is_mx1())
+                ucr1 |= MX1_UCR1_UARTCLKEN;
+        ucr1 |= UCR1_UARTEN;
+        ucr1 &= ~(UCR1_TXMPTYEN | UCR1_RRDYEN | UCR1_RTSDEN);
+
+        writel(ucr1, sport->port.membase + UCR1);
 
         writel(old_ucr2 | UCR2_TXEN, sport->port.membase + UCR2);
 
diff --git a/drivers/serial/ioc4_serial.c b/drivers/serial/ioc4_serial.c
index 6bab63cd5b2..e5c58fe7e74 100644
--- a/drivers/serial/ioc4_serial.c
+++ b/drivers/serial/ioc4_serial.c
@@ -930,7 +930,7 @@ static void handle_dma_error_intr(void *arg, uint32_t other_ir)
 
         if (readl(&port->ip_mem->pci_err_addr_l.raw) & IOC4_PCI_ERR_ADDR_VLD) {
                 printk(KERN_ERR
-                        "PCI error address is 0x%lx, "
+                        "PCI error address is 0x%llx, "
                                 "master is serial port %c %s\n",
                      (((uint64_t)readl(&port->ip_mem->pci_err_addr_h)
                                                          << 32)
diff --git a/drivers/serial/serial_cs.c b/drivers/serial/serial_cs.c
index 79c9c5f5cdb..ed4648b556c 100644
--- a/drivers/serial/serial_cs.c
+++ b/drivers/serial/serial_cs.c
@@ -868,11 +868,11 @@ static struct pcmcia_device_id serial_ids[] = {
         PCMCIA_DEVICE_PROD_ID12("PCMCIA   ", "C336MX     ", 0x99bcafe9, 0xaa25bcab),
         PCMCIA_DEVICE_PROD_ID12("Quatech Inc", "PCMCIA Dual RS-232 Serial Port Card", 0xc4420b35, 0x92abc92f),
         PCMCIA_DEVICE_PROD_ID12("Quatech Inc", "Dual RS-232 Serial Port PC Card", 0xc4420b35, 0x031a380d),
-        PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "PCMCIA", "EN2218-LAN/MODEM", 0x281f1c5d, 0x570f348e, "PCMLM28.cis"),
-        PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "PCMCIA", "UE2218-LAN/MODEM", 0x281f1c5d, 0x6fdcacee, "PCMLM28.cis"),
-        PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "Psion Dacom", "Gold Card V34 Ethernet", 0xf5f025c2, 0x338e8155, "PCMLM28.cis"),
-        PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "Psion Dacom", "Gold Card V34 Ethernet GSM", 0xf5f025c2, 0x4ae85d35, "PCMLM28.cis"),
-        PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "LINKSYS", "PCMLM28", 0xf7cb0b07, 0x66881874, "PCMLM28.cis"),
+        PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "PCMCIA", "EN2218-LAN/MODEM", 0x281f1c5d, 0x570f348e, "cis/PCMLM28.cis"),
+        PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "PCMCIA", "UE2218-LAN/MODEM", 0x281f1c5d, 0x6fdcacee, "cis/PCMLM28.cis"),
+        PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "Psion Dacom", "Gold Card V34 Ethernet", 0xf5f025c2, 0x338e8155, "cis/PCMLM28.cis"),
+        PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "Psion Dacom", "Gold Card V34 Ethernet GSM", 0xf5f025c2, 0x4ae85d35, "cis/PCMLM28.cis"),
+        PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "LINKSYS", "PCMLM28", 0xf7cb0b07, 0x66881874, "cis/PCMLM28.cis"),
         PCMCIA_MFC_DEVICE_CIS_PROD_ID12(1, "DAYNA COMMUNICATIONS", "LAN AND MODEM MULTIFUNCTION", 0x8fdf8f89, 0xdd5ed9e8, "DP83903.cis"),
         PCMCIA_MFC_DEVICE_CIS_PROD_ID4(1, "NSC MF LAN/Modem", 0x58fc6056, "DP83903.cis"),
         PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x0556, "cis/3CCFEM556.cis"),
@@ -883,10 +883,10 @@ static struct pcmcia_device_id serial_ids[] = {
         PCMCIA_DEVICE_CIS_MANF_CARD(0x0192, 0x0710, "SW_7xx_SER.cis"),  /* Sierra Wireless AC710/AC750 GPRS Network Adapter R1 */
         PCMCIA_DEVICE_CIS_MANF_CARD(0x0192, 0xa555, "SW_555_SER.cis"),  /* Sierra Aircard 555 CDMA 1xrtt Modem -- pre update */
         PCMCIA_DEVICE_CIS_MANF_CARD(0x013f, 0xa555, "SW_555_SER.cis"),  /* Sierra Aircard 555 CDMA 1xrtt Modem -- post update */
-        PCMCIA_DEVICE_CIS_PROD_ID12("MultiTech", "PCMCIA 56K DataFax", 0x842047ee, 0xc2efcf03, "MT5634ZLX.cis"),
+        PCMCIA_DEVICE_CIS_PROD_ID12("MultiTech", "PCMCIA 56K DataFax", 0x842047ee, 0xc2efcf03, "cis/MT5634ZLX.cis"),
         PCMCIA_DEVICE_CIS_PROD_ID12("ADVANTECH", "COMpad-32/85B-4", 0x96913a85, 0xcec8f102, "COMpad4.cis"),
         PCMCIA_DEVICE_CIS_PROD_ID123("ADVANTECH", "COMpad-32/85", "1.0", 0x96913a85, 0x8fbe92ae, 0x0877b627, "COMpad2.cis"),
-        PCMCIA_DEVICE_CIS_PROD_ID2("RS-COM 2P", 0xad20b156, "RS-COM-2P.cis"),
+        PCMCIA_DEVICE_CIS_PROD_ID2("RS-COM 2P", 0xad20b156, "cis/RS-COM-2P.cis"),
         PCMCIA_DEVICE_CIS_MANF_CARD(0x0013, 0x0000, "GLOBETROTTER.cis"),
         PCMCIA_DEVICE_PROD_ID12("ELAN DIGITAL SYSTEMS LTD, c1997.","SERIAL CARD: SL100  1.00.",0x19ca78af,0xf964f42b),
         PCMCIA_DEVICE_PROD_ID12("ELAN DIGITAL SYSTEMS LTD, c1997.","SERIAL CARD: SL100",0x19ca78af,0x71d98e83),
diff --git a/drivers/serial/serial_ks8695.c b/drivers/serial/serial_ks8695.c
index e0665630e4d..52db5cc3f90 100644
--- a/drivers/serial/serial_ks8695.c
+++ b/drivers/serial/serial_ks8695.c
@@ -110,7 +110,11 @@ static struct console ks8695_console;
 static void ks8695uart_stop_tx(struct uart_port *port)
 {
         if (tx_enabled(port)) {
-                disable_irq(KS8695_IRQ_UART_TX);
+                /* use disable_irq_nosync() and not disable_irq() to avoid self
+                 * imposed deadlock by not waiting for irq handler to end,
+                 * since this ks8695uart_stop_tx() is called from interrupt context.
+                 */
+                disable_irq_nosync(KS8695_IRQ_UART_TX);
                 tx_enable(port, 0);
         }
 }
diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c
index 8e2feb56334..32dc2fc50e6 100644
--- a/drivers/serial/sh-sci.c
+++ b/drivers/serial/sh-sci.c
@@ -272,7 +272,8 @@ static inline void sci_init_pins(struct uart_port *port, unsigned int cflag)
                 __raw_writew(data, PSCR);
         }
 }
-#elif defined(CONFIG_CPU_SUBTYPE_SH7763) || \
+#elif defined(CONFIG_CPU_SUBTYPE_SH7757) || \
+      defined(CONFIG_CPU_SUBTYPE_SH7763) || \
       defined(CONFIG_CPU_SUBTYPE_SH7780) || \
       defined(CONFIG_CPU_SUBTYPE_SH7785) || \
       defined(CONFIG_CPU_SUBTYPE_SH7786) || \
@@ -662,10 +663,11 @@ static irqreturn_t sci_rx_interrupt(int irq, void *port)
 static irqreturn_t sci_tx_interrupt(int irq, void *ptr)
 {
         struct uart_port *port = ptr;
+        unsigned long flags;
 
-        spin_lock_irq(&port->lock);
+        spin_lock_irqsave(&port->lock, flags);
         sci_transmit_chars(port);
-        spin_unlock_irq(&port->lock);
+        spin_unlock_irqrestore(&port->lock, flags);
 
         return IRQ_HANDLED;
 }
diff --git a/drivers/serial/sh-sci.h b/drivers/serial/sh-sci.h
index 38072c15b84..3e2fcf93b42 100644
--- a/drivers/serial/sh-sci.h
+++ b/drivers/serial/sh-sci.h
@@ -112,6 +112,13 @@
 #elif defined(CONFIG_H8S2678)
 # define SCSCR_INIT(port)          0x30 /* TIE=0,RIE=0,TE=1,RE=1 */
 # define H8300_SCI_DR(ch) *(volatile char *)(P1DR + h8300_sci_pins[ch].port)
+#elif defined(CONFIG_CPU_SUBTYPE_SH7757)
+# define SCSPTR0 0xfe4b0020
+# define SCSPTR1 0xfe4b0020
+# define SCSPTR2 0xfe4b0020
+# define SCIF_ORER 0x0001
+# define SCSCR_INIT(port)       0x38
+# define SCIF_ONLY
 #elif defined(CONFIG_CPU_SUBTYPE_SH7763)
 # define SCSPTR0 0xffe00024 /* 16 bit SCIF */
 # define SCSPTR1 0xffe08024 /* 16 bit SCIF */
@@ -562,6 +569,16 @@ static inline int sci_rxd_in(struct uart_port *port)
                 return ctrl_inw(SCSPTR2)&0x0001 ? 1 : 0; /* SCIF */
         return 1;
 }
+#elif defined(CONFIG_CPU_SUBTYPE_SH7757)
+static inline int sci_rxd_in(struct uart_port *port)
+{
+        if (port->mapbase == 0xfe4b0000)
+                return ctrl_inw(SCSPTR0) & 0x0001 ? 1 : 0;
+        if (port->mapbase == 0xfe4c0000)
+                return ctrl_inw(SCSPTR1) & 0x0001 ? 1 : 0;
+        if (port->mapbase == 0xfe4d0000)
+                return ctrl_inw(SCSPTR2) & 0x0001 ? 1 : 0;
+}
 #elif defined(CONFIG_CPU_SUBTYPE_SH7760)
 static inline int sci_rxd_in(struct uart_port *port)
 {