Merge branch 'linus' into locking-for-linus

Conflicts:
	lib/Kconfig.debug

11 files changed, 60 insertions, 65 deletions

diff --git a/drivers/serial/21285.c b/drivers/serial/21285.c
index f31c6698419c..cb6d85d7ff43 100644
--- a/drivers/serial/21285.c
+++ b/drivers/serial/21285.c
@@ -14,8 +14,8 @@
 #include <linux/tty_flip.h>
 #include <linux/serial_core.h>
 #include <linux/serial.h>
+#include <linux/io.h>
 
-#include <asm/io.h>
 #include <asm/irq.h>
 #include <asm/mach-types.h>
 #include <asm/hardware/dec21285.h>
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 7d7f576da202..9be11b0963f2 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -628,7 +628,7 @@ config SERIAL_MPSC_CONSOLE
 
 config SERIAL_PXA
 	bool "PXA serial port support"
-	depends on ARM && ARCH_PXA
+	depends on ARCH_PXA || ARCH_MMP
 	select SERIAL_CORE
 	help
 	  If you have a machine based on an Intel XScale PXA2xx CPU you
diff --git a/drivers/serial/clps711x.c b/drivers/serial/clps711x.c
index 459f3420a429..80e76426131d 100644
--- a/drivers/serial/clps711x.c
+++ b/drivers/serial/clps711x.c
@@ -38,9 +38,9 @@
 #include <linux/tty_flip.h>
 #include <linux/serial_core.h>
 #include <linux/serial.h>
+#include <linux/io.h>
 
 #include <mach/hardware.h>
-#include <asm/io.h>
 #include <asm/irq.h>
 #include <asm/hardware/clps7111.h>
 
diff --git a/drivers/serial/cpm_uart/cpm_uart_core.c b/drivers/serial/cpm_uart/cpm_uart_core.c
index bde4b4b0b80f..5c6ef51da274 100644
--- a/drivers/serial/cpm_uart/cpm_uart_core.c
+++ b/drivers/serial/cpm_uart/cpm_uart_core.c
@@ -406,6 +406,18 @@ static int cpm_uart_startup(struct uart_port *port)
 
 	pr_debug("CPM uart[%d]:startup\n", port->line);
 
+	/* If the port is not the console, make sure rx is disabled. */
+	if (!(pinfo->flags & FLAG_CONSOLE)) {
+		/* Disable UART rx */
+		if (IS_SMC(pinfo)) {
+			clrbits16(&pinfo->smcp->smc_smcmr, SMCMR_REN);
+			clrbits8(&pinfo->smcp->smc_smcm, SMCM_RX);
+		} else {
+			clrbits32(&pinfo->sccp->scc_gsmrl, SCC_GSMRL_ENR);
+			clrbits16(&pinfo->sccp->scc_sccm, UART_SCCM_RX);
+		}
+		cpm_line_cr_cmd(pinfo, CPM_CR_INIT_TRX);
+	}
 	/* Install interrupt handler. */
 	retval = request_irq(port->irq, cpm_uart_int, 0, "cpm_uart", port);
 	if (retval)
@@ -420,8 +432,6 @@ static int cpm_uart_startup(struct uart_port *port)
 		setbits32(&pinfo->sccp->scc_gsmrl, (SCC_GSMRL_ENR | SCC_GSMRL_ENT));
 	}
 
-	if (!(pinfo->flags & FLAG_CONSOLE))
-		cpm_line_cr_cmd(pinfo, CPM_CR_INIT_TRX);
 	return 0;
 }
 
diff --git a/drivers/serial/imx.c b/drivers/serial/imx.c
index a50954612b60..9f460b175c50 100644
--- a/drivers/serial/imx.c
+++ b/drivers/serial/imx.c
@@ -1129,7 +1129,7 @@ static int serial_imx_probe(struct platform_device *pdev)
 	sport->timer.function = imx_timeout;
 	sport->timer.data     = (unsigned long)sport;
 
-	sport->clk = clk_get(&pdev->dev, "uart_clk");
+	sport->clk = clk_get(&pdev->dev, "uart");
 	if (IS_ERR(sport->clk)) {
 		ret = PTR_ERR(sport->clk);
 		goto unmap;
diff --git a/drivers/serial/mpc52xx_uart.c b/drivers/serial/mpc52xx_uart.c
index 0c3a2ab1612c..7f72f8ceaa6f 100644
--- a/drivers/serial/mpc52xx_uart.c
+++ b/drivers/serial/mpc52xx_uart.c
@@ -50,8 +50,8 @@
 /* OF Platform device Usage :
  *
  * This driver is only used for PSCs configured in uart mode.  The device
- * tree will have a node for each PSC in uart mode w/ device_type = "serial"
- * and "mpc52xx-psc-uart" in the compatible string
+ * tree will have a node for each PSC with "mpc52xx-psc-uart" in the compatible
+ * list.
  *
  * By default, PSC devices are enumerated in the order they are found.  However
  * a particular PSC number can be forces by adding 'device_no = <port#>'
@@ -522,7 +522,7 @@ mpc52xx_uart_startup(struct uart_port *port)
 
 	/* Request IRQ */
 	ret = request_irq(port->irq, mpc52xx_uart_int,
-		IRQF_DISABLED | IRQF_SAMPLE_RANDOM | IRQF_SHARED,
+		IRQF_DISABLED | IRQF_SAMPLE_RANDOM,
 		"mpc52xx_psc_uart", port);
 	if (ret)
 		return ret;
@@ -1212,30 +1212,18 @@ mpc52xx_uart_of_resume(struct of_device *op)
 #endif
 
 static void
-mpc52xx_uart_of_assign(struct device_node *np, int idx)
+mpc52xx_uart_of_assign(struct device_node *np)
 {
-	int free_idx = -1;
 	int i;
 
-	/* Find the first free node */
+	/* Find the first free PSC number */
 	for (i = 0; i < MPC52xx_PSC_MAXNUM; i++) {
 		if (mpc52xx_uart_nodes[i] == NULL) {
-			free_idx = i;
-			break;
+			of_node_get(np);
+			mpc52xx_uart_nodes[i] = np;
+			return;
 		}
 	}
-
-	if ((idx < 0) || (idx >= MPC52xx_PSC_MAXNUM))
-		idx = free_idx;
-
-	if (idx < 0)
-		return; /* No free slot; abort */
-
-	of_node_get(np);
-	/* If the slot is already occupied, then swap slots */
-	if (mpc52xx_uart_nodes[idx] && (free_idx != -1))
-		mpc52xx_uart_nodes[free_idx] = mpc52xx_uart_nodes[idx];
-	mpc52xx_uart_nodes[idx] = np;
 }
 
 static void
@@ -1243,23 +1231,17 @@ mpc52xx_uart_of_enumerate(void)
 {
 	static int enum_done;
 	struct device_node *np;
-	const unsigned int *devno;
 	const struct  of_device_id *match;
 	int i;
 
 	if (enum_done)
 		return;
 
-	for_each_node_by_type(np, "serial") {
+	/* Assign index to each PSC in device tree */
+	for_each_matching_node(np, mpc52xx_uart_of_match) {
 		match = of_match_node(mpc52xx_uart_of_match, np);
-		if (!match)
-			continue;
-
 		psc_ops = match->data;
-
-		/* Is a particular device number requested? */
-		devno = of_get_property(np, "port-number", NULL);
-		mpc52xx_uart_of_assign(np, devno ? *devno : -1);
+		mpc52xx_uart_of_assign(np);
 	}
 
 	enum_done = 1;
diff --git a/drivers/serial/pxa.c b/drivers/serial/pxa.c
index f6e3b86bb0be..a48a8a13d87b 100644
--- a/drivers/serial/pxa.c
+++ b/drivers/serial/pxa.c
@@ -43,13 +43,7 @@
 #include <linux/tty_flip.h>
 #include <linux/serial_core.h>
 #include <linux/clk.h>
-
-#include <asm/io.h>
-#include <mach/hardware.h>
-#include <asm/irq.h>
-#include <mach/pxa-regs.h>
-#include <mach/regs-uart.h>
-
+#include <linux/io.h>
 
 struct uart_pxa_port {
 	struct uart_port        port;
@@ -491,7 +485,7 @@ serial_pxa_set_termios(struct uart_port *port, struct ktermios *termios,
 	 * Ensure the port will be enabled.
 	 * This is required especially for serial console.
 	 */
-	up->ier |= IER_UUE;
+	up->ier |= UART_IER_UUE;
 
 	/*
 	 * Update the per-port timeout.
@@ -784,19 +778,15 @@ static int serial_pxa_probe(struct platform_device *dev)
 	sport->port.flags = UPF_IOREMAP | UPF_BOOT_AUTOCONF;
 	sport->port.uartclk = clk_get_rate(sport->clk);
 
-	/*
-	 * Is it worth keeping this?
-	 */
-	if (mmres->start == __PREG(FFUART))
-		sport->name = "FFUART";
-	else if (mmres->start == __PREG(BTUART))
-		sport->name = "BTUART";
-	else if (mmres->start == __PREG(STUART))
-		sport->name = "STUART";
-	else if (mmres->start == __PREG(HWUART))
-		sport->name = "HWUART";
-	else
+	switch (dev->id) {
+	case 0: sport->name = "FFUART"; break;
+	case 1: sport->name = "BTUART"; break;
+	case 2: sport->name = "STUART"; break;
+	case 3: sport->name = "HWUART"; break;
+	default:
 		sport->name = "???";
+		break;
+	}
 
 	sport->port.membase = ioremap(mmres->start, mmres->end - mmres->start + 1);
 	if (!sport->port.membase) {
diff --git a/drivers/serial/sa1100.c b/drivers/serial/sa1100.c
index b24a25ea6bc5..94530f01521e 100644
--- a/drivers/serial/sa1100.c
+++ b/drivers/serial/sa1100.c
@@ -36,8 +36,8 @@
 #include <linux/tty_flip.h>
 #include <linux/serial_core.h>
 #include <linux/serial.h>
+#include <linux/io.h>
 
-#include <asm/io.h>
 #include <asm/irq.h>
 #include <mach/hardware.h>
 #include <asm/mach/serial_sa1100.h>
diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c
index 557b54ab2f25..dbf5357a77b3 100644
--- a/drivers/serial/sh-sci.c
+++ b/drivers/serial/sh-sci.c
@@ -139,7 +139,7 @@ static void sci_poll_put_char(struct uart_port *port, unsigned char c)
 	} while (!(status & SCxSR_TDxE(port)));
 
 	sci_in(port, SCxSR);            /* Dummy read */
-	sci_out(port, SCxSR, SCxSR_TDxE_CLEAR(port));
+	sci_out(port, SCxSR, SCxSR_TDxE_CLEAR(port) & ~SCxSR_TEND(port));
 	sci_out(port, SCxTDR, c);
 }
 #endif /* CONFIG_CONSOLE_POLL || CONFIG_SERIAL_SH_SCI_CONSOLE */
@@ -263,6 +263,7 @@ static inline void sci_init_pins(struct uart_port *port, unsigned int cflag)
 #elif defined(CONFIG_CPU_SUBTYPE_SH7763) || \
       defined(CONFIG_CPU_SUBTYPE_SH7780) || \
       defined(CONFIG_CPU_SUBTYPE_SH7785) || \
+      defined(CONFIG_CPU_SUBTYPE_SH7786) || \
       defined(CONFIG_CPU_SUBTYPE_SHX3)
 static inline void sci_init_pins(struct uart_port *port, unsigned int cflag)
 {
@@ -284,7 +285,8 @@ static inline void sci_init_pins(struct uart_port *port, unsigned int cflag)
 
 #if defined(CONFIG_CPU_SUBTYPE_SH7760) || \
     defined(CONFIG_CPU_SUBTYPE_SH7780) || \
-    defined(CONFIG_CPU_SUBTYPE_SH7785)
+    defined(CONFIG_CPU_SUBTYPE_SH7785) || \
+    defined(CONFIG_CPU_SUBTYPE_SH7786)
 static inline int scif_txroom(struct uart_port *port)
 {
 	return SCIF_TXROOM_MAX - (sci_in(port, SCTFDR) & 0xff);
@@ -1095,6 +1097,7 @@ static void serial_console_write(struct console *co, const char *s,
 				 unsigned count)
 {
 	struct uart_port *port = &serial_console_port->port;
+	unsigned short bits;
 	int i;
 
 	for (i = 0; i < count; i++) {
@@ -1103,6 +1106,11 @@ static void serial_console_write(struct console *co, const char *s,
 
 		sci_poll_put_char(port, *s++);
 	}
+
+	/* wait until fifo is empty and last bit has been transmitted */
+	bits = SCxSR_TDxE(port) | SCxSR_TEND(port);
+	while ((sci_in(port, SCxSR) & bits) != bits)
+		cpu_relax();
 }
 
 static int __init serial_console_setup(struct console *co, char *options)
diff --git a/drivers/serial/sh-sci.h b/drivers/serial/sh-sci.h
index 022e89ffec1d..d0aa82d7fce0 100644
--- a/drivers/serial/sh-sci.h
+++ b/drivers/serial/sh-sci.h
@@ -1,6 +1,6 @@
 #include <linux/serial_core.h>
 #include <asm/io.h>
-#include <asm/gpio.h>
+#include <linux/gpio.h>
 
 #if defined(CONFIG_H83007) || defined(CONFIG_H83068)
 #include <asm/regs306x.h>
@@ -126,7 +126,8 @@
 # define SCSPTR1	0xffe10024	/* 16 bit SCIF */
 # define SCIF_ORER	0x0001		/* Overrun error bit */
 # define SCSCR_INIT(port)	0x3a	/* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */
-#elif defined(CONFIG_CPU_SUBTYPE_SH7785)
+#elif defined(CONFIG_CPU_SUBTYPE_SH7785) || \
+      defined(CONFIG_CPU_SUBTYPE_SH7786)
 # define SCSPTR0	0xffea0024	/* 16 bit SCIF */
 # define SCSPTR1	0xffeb0024	/* 16 bit SCIF */
 # define SCSPTR2	0xffec0024	/* 16 bit SCIF */
@@ -182,6 +183,7 @@
     defined(CONFIG_CPU_SUBTYPE_SH7763)  || \
     defined(CONFIG_CPU_SUBTYPE_SH7780)  || \
     defined(CONFIG_CPU_SUBTYPE_SH7785)  || \
+    defined(CONFIG_CPU_SUBTYPE_SH7786)  || \
     defined(CONFIG_CPU_SUBTYPE_SHX3)
 #define SCI_CTRL_FLAGS_REIE 0x08 /* 7750 SCIF */
 #else
@@ -413,7 +415,8 @@ SCIx_FNS(SCxRDR, 0x0a,  8, 0x14,  8, 0x0A,  8, 0x14,  8, 0x05,  8)
 SCIF_FNS(SCFCR,                      0x0c,  8, 0x18, 16)
 #if defined(CONFIG_CPU_SUBTYPE_SH7760) || \
     defined(CONFIG_CPU_SUBTYPE_SH7780) || \
-    defined(CONFIG_CPU_SUBTYPE_SH7785)
+    defined(CONFIG_CPU_SUBTYPE_SH7785) || \
+    defined(CONFIG_CPU_SUBTYPE_SH7786)
 SCIF_FNS(SCFDR,			     0x0e, 16, 0x1C, 16)
 SCIF_FNS(SCTFDR,		     0x0e, 16, 0x1C, 16)
 SCIF_FNS(SCRFDR,		     0x0e, 16, 0x20, 16)
@@ -644,7 +647,8 @@ static inline int sci_rxd_in(struct uart_port *port)
 		return ctrl_inw(SCSPTR1) & 0x0001 ? 1 : 0; /* SCIF */
 	return 1;
 }
-#elif defined(CONFIG_CPU_SUBTYPE_SH7785)
+#elif defined(CONFIG_CPU_SUBTYPE_SH7785) || \
+      defined(CONFIG_CPU_SUBTYPE_SH7786)
 static inline int sci_rxd_in(struct uart_port *port)
 {
 	if (port->mapbase == 0xffea0000)
@@ -746,7 +750,8 @@ static inline int sci_rxd_in(struct uart_port *port)
  */
 
 #if defined(CONFIG_CPU_SUBTYPE_SH7780) || \
-    defined(CONFIG_CPU_SUBTYPE_SH7785)
+    defined(CONFIG_CPU_SUBTYPE_SH7785) || \
+    defined(CONFIG_CPU_SUBTYPE_SH7786)
 #define SCBRR_VALUE(bps, clk) ((clk+16*bps)/(16*bps)-1)
 #elif defined(CONFIG_CPU_SUBTYPE_SH7705) || \
       defined(CONFIG_CPU_SUBTYPE_SH7720) || \
diff --git a/drivers/serial/sunzilog.c b/drivers/serial/sunzilog.c
index 45a299f35617..e09d3cebb4fb 100644
--- a/drivers/serial/sunzilog.c
+++ b/drivers/serial/sunzilog.c
@@ -1438,12 +1438,12 @@ static int __devinit zs_probe(struct of_device *op, const struct of_device_id *m
 	} else {
 		printk(KERN_INFO "%s: Keyboard at MMIO 0x%llx (irq = %d) "
 		       "is a %s\n",
-		       op->dev.bus_id,
+		       dev_name(&op->dev),
 		       (unsigned long long) up[0].port.mapbase,
 		       op->irqs[0], sunzilog_type(&up[0].port));
 		printk(KERN_INFO "%s: Mouse at MMIO 0x%llx (irq = %d) "
 		       "is a %s\n",
-		       op->dev.bus_id,
+		       dev_name(&op->dev),
 		       (unsigned long long) up[1].port.mapbase,
 		       op->irqs[0], sunzilog_type(&up[1].port));
 		kbm_inst++;