Merge tag 'tty-4.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty

Pull tty/serial updates from Greg KH:
 "Here is the big serial/tty driver update for 4.5-rc1.

  Lots of driver updates and some tty core changes.  All of these have
  been in linux-next and the details are in the shortlog"

* tag 'tty-4.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: (127 commits)
  drivers/tty/serial: delete unused MODULE_DEVICE_TABLE from atmel_serial.c
  serial: sh-sci: Remove cpufreq notifier to fix crash/deadlock
  serial: 8250: of: Fix the driver and actually compile the 8250_of
  tty: amba-pl011: use iotype instead of access_32b to track 32-bit I/O
  tty: amba-pl011: fix earlycon register offsets
  serial: sh-sci: Drop the sci_fck clock fallback
  sh: sh7734: Correct SCIF type for BRG
  sh: Remove sci_ick clock alias
  sh: Rename sci_ick and sci_fck clock to fck
  serial: sh-sci: Add support for optional BRG on (H)SCIF
  serial: sh-sci: Add support for optional external (H)SCK input
  serial: sh-sci: Prepare for multiple sampling clock sources
  serial: sh-sci: Correct SCIF type on R-Car for BRG
  serial: sh-sci: Correct SCIF type on RZ/A1H
  serial: sh-sci: Replace struct sci_port_info by type/regtype encoding
  serial: sh-sci: Add BRG register definitions
  serial: sh-sci: Take into account sampling rate for max baud rate
  serial: sh-sci: Merge sci_scbrr_calc() and sci_baud_calc_hscif()
  serial: sh-sci: Avoid calculating the receive margin for HSCIF
  serial: sh-sci: Improve bit rate error calculation for HSCIF
  ...

Documentation/devicetree/bindings/serial/renesas,sci-serial.txt

@@ -2,7 +2,7 @@
 
 Required properties:
 
-  - compatible: Must contain one of the following:
+  - compatible: Must contain one or more of the following:
 
     - "renesas,scif-r7s72100" for R7S72100 (RZ/A1H) SCIF compatible UART.
     - "renesas,scifa-r8a73a4" for R8A73A4 (R-Mobile APE6) SCIFA compatible UART.
@@ -15,10 +15,14 @@ Required properties:
     - "renesas,scifa-r8a7790" for R8A7790 (R-Car H2) SCIFA compatible UART.
     - "renesas,scifb-r8a7790" for R8A7790 (R-Car H2) SCIFB compatible UART.
     - "renesas,hscif-r8a7790" for R8A7790 (R-Car H2) HSCIF compatible UART.
-    - "renesas,scif-r8a7791" for R8A7791 (R-Car M2) SCIF compatible UART.
-    - "renesas,scifa-r8a7791" for R8A7791 (R-Car M2) SCIFA compatible UART.
-    - "renesas,scifb-r8a7791" for R8A7791 (R-Car M2) SCIFB compatible UART.
-    - "renesas,hscif-r8a7791" for R8A7791 (R-Car M2) HSCIF compatible UART.
+    - "renesas,scif-r8a7791" for R8A7791 (R-Car M2-W) SCIF compatible UART.
+    - "renesas,scifa-r8a7791" for R8A7791 (R-Car M2-W) SCIFA compatible UART.
+    - "renesas,scifb-r8a7791" for R8A7791 (R-Car M2-W) SCIFB compatible UART.
+    - "renesas,hscif-r8a7791" for R8A7791 (R-Car M2-W) HSCIF compatible UART.
+    - "renesas,scif-r8a7793" for R8A7793 (R-Car M2-N) SCIF compatible UART.
+    - "renesas,scifa-r8a7793" for R8A7793 (R-Car M2-N) SCIFA compatible UART.
+    - "renesas,scifb-r8a7793" for R8A7793 (R-Car M2-N) SCIFB compatible UART.
+    - "renesas,hscif-r8a7793" for R8A7793 (R-Car M2-N) HSCIF compatible UART.
     - "renesas,scif-r8a7794" for R8A7794 (R-Car E2) SCIF compatible UART.
     - "renesas,scifa-r8a7794" for R8A7794 (R-Car E2) SCIFA compatible UART.
     - "renesas,scifb-r8a7794" for R8A7794 (R-Car E2) SCIFB compatible UART.
@@ -27,6 +31,14 @@ Required properties:
     - "renesas,hscif-r8a7795" for R8A7795 (R-Car H3) HSCIF compatible UART.
     - "renesas,scifa-sh73a0" for SH73A0 (SH-Mobile AG5) SCIFA compatible UART.
     - "renesas,scifb-sh73a0" for SH73A0 (SH-Mobile AG5) SCIFB compatible UART.
+    - "renesas,rcar-gen1-scif" for R-Car Gen1 SCIF compatible UART,
+    - "renesas,rcar-gen2-scif" for R-Car Gen2 SCIF compatible UART,
+    - "renesas,rcar-gen3-scif" for R-Car Gen3 SCIF compatible UART,
+    - "renesas,rcar-gen2-scifa" for R-Car Gen2 SCIFA compatible UART,
+    - "renesas,rcar-gen2-scifb" for R-Car Gen2 SCIFB compatible UART,
+    - "renesas,rcar-gen1-hscif" for R-Car Gen1 HSCIF compatible UART,
+    - "renesas,rcar-gen2-hscif" for R-Car Gen2 HSCIF compatible UART,
+    - "renesas,rcar-gen3-hscif" for R-Car Gen3 HSCIF compatible UART,
     - "renesas,scif" for generic SCIF compatible UART.
     - "renesas,scifa" for generic SCIFA compatible UART.
     - "renesas,scifb" for generic SCIFB compatible UART.
@@ -34,15 +46,26 @@ Required properties:
     - "renesas,sci" for generic SCI compatible UART.
 
     When compatible with the generic version, nodes must list the
-    SoC-specific version corresponding to the platform first followed by the
-    generic version.
+    SoC-specific version corresponding to the platform first, followed by the
+    family-specific and/or generic versions.
 
   - reg: Base address and length of the I/O registers used by the UART.
   - interrupts: Must contain an interrupt-specifier for the SCIx interrupt.
 
   - clocks: Must contain a phandle and clock-specifier pair for each entry
     in clock-names.
-  - clock-names: Must contain "sci_ick" for the SCIx UART interface clock.
+  - clock-names: Must contain "fck" for the SCIx UART functional clock.
+    Apart from the divided functional clock, there may be other possible
+    sources for the sampling clock, depending on SCIx variant.
+    On (H)SCI(F) and some SCIFA, an additional clock may be specified:
+      - "hsck" for the optional external clock input (on HSCIF),
+      - "sck" for the optional external clock input (on other variants).
+    On UARTs equipped with a Baud Rate Generator for External Clock (BRG)
+    (some SCIF and HSCIF), additional clocks may be specified:
+      - "brg_int" for the optional internal clock source for the frequency
+	divider (typically the (AXI or SHwy) bus clock),
+      - "scif_clk" for the optional external clock source for the frequency
+	divider (SCIF_CLK).
 
 Note: Each enabled SCIx UART should have an alias correctly numbered in the
 "aliases" node.
@@ -58,12 +81,13 @@ Example:
 	};
 
 	scifa0: serial@e6c40000 {
-		compatible = "renesas,scifa-r8a7790", "renesas,scifa";
+		compatible = "renesas,scifa-r8a7790",
+			     "renesas,rcar-gen2-scifa", "renesas,scifa";
 		reg = <0 0xe6c40000 0 64>;
 		interrupt-parent = <&gic>;
 		interrupts = <0 144 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp2_clks R8A7790_CLK_SCIFA0>;
-		clock-names = "sci_ick";
+		clock-names = "fck";
 		dmas = <&dmac0 0x21>, <&dmac0 0x22>;
 		dma-names = "tx", "rx";
 	};

Documentation/kernel-parameters.txt

@@ -730,16 +730,17 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
 
 		uart[8250],io,<addr>[,options]
 		uart[8250],mmio,<addr>[,options]
+		uart[8250],mmio16,<addr>[,options]
 		uart[8250],mmio32,<addr>[,options]
 		uart[8250],0x<addr>[,options]
 			Start an early, polled-mode console on the 8250/16550
 			UART at the specified I/O port or MMIO address,
 			switching to the matching ttyS device later.
 			MMIO inter-register address stride is either 8-bit
-			(mmio) or 32-bit (mmio32).
-			If none of [io|mmio|mmio32], <addr> is assumed to be
-			equivalent to 'mmio'. 'options' are specified in the
-			same format described for ttyS above; if unspecified,
+			(mmio), 16-bit (mmio16), or 32-bit (mmio32).
+			If none of [io|mmio|mmio16|mmio32], <addr> is assumed
+			to be equivalent to 'mmio'. 'options' are specified in
+			the same format described for ttyS above; if unspecified,
 			the h/w is not re-initialized.
 
 		hvc<n>	Use the hypervisor console device <n>. This is for
@@ -1011,10 +1012,13 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
 			unspecified, the h/w is not initialized.
 
 		pl011,<addr>
+		pl011,mmio32,<addr>
 			Start an early, polled-mode console on a pl011 serial
 			port at the specified address. The pl011 serial port
 			must already be setup and configured. Options are not
-			yet supported.
+			yet supported.  If 'mmio32' is specified, then only
+			the driver will use only 32-bit accessors to read/write
+			the device registers.
 
 		msm_serial,<addr>
 			Start an early, polled-mode console on an msm serial

arch/sh/kernel/cpu/clock-cpg.c

@@ -63,7 +63,6 @@ int __init __deprecated cpg_clk_init(void)
 	clk_add_alias("fck", "sh-mtu2", "peripheral_clk", NULL);
 	clk_add_alias("fck", "sh-cmt-16.0", "peripheral_clk", NULL);
 	clk_add_alias("fck", "sh-cmt-32.0", "peripheral_clk", NULL);
-	clk_add_alias("sci_ick", NULL, "peripheral_clk", NULL);
 
 	return ret;
 }

arch/sh/kernel/cpu/sh2a/clock-sh7264.c

@@ -115,7 +115,14 @@ static struct clk_lookup lookups[] = {
 	CLKDEV_CON_ID("peripheral_clk", &div4_clks[DIV4_P]),
 
 	/* MSTP clocks */
-	CLKDEV_CON_ID("sci_ick", &mstp_clks[MSTP77]),
+	CLKDEV_ICK_ID("fck", "sh-sci.0", &mstp_clks[MSTP77]),
+	CLKDEV_ICK_ID("fck", "sh-sci.1", &mstp_clks[MSTP77]),
+	CLKDEV_ICK_ID("fck", "sh-sci.2", &mstp_clks[MSTP77]),
+	CLKDEV_ICK_ID("fck", "sh-sci.3", &mstp_clks[MSTP77]),
+	CLKDEV_ICK_ID("fck", "sh-sci.4", &mstp_clks[MSTP77]),
+	CLKDEV_ICK_ID("fck", "sh-sci.5", &mstp_clks[MSTP77]),
+	CLKDEV_ICK_ID("fck", "sh-sci.6", &mstp_clks[MSTP77]),
+	CLKDEV_ICK_ID("fck", "sh-sci.7", &mstp_clks[MSTP77]),
 	CLKDEV_CON_ID("vdc3", &mstp_clks[MSTP74]),
 	CLKDEV_ICK_ID("fck", "sh-cmt-16.0", &mstp_clks[MSTP72]),
 	CLKDEV_CON_ID("usb0", &mstp_clks[MSTP60]),

arch/sh/kernel/cpu/sh2a/clock-sh7269.c

@@ -150,14 +150,14 @@ static struct clk_lookup lookups[] = {
 	CLKDEV_CON_ID("bus_clk", &div4_clks[DIV4_B]),
 
 	/* MSTP clocks */
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.0", &mstp_clks[MSTP47]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.1", &mstp_clks[MSTP46]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.2", &mstp_clks[MSTP45]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.3", &mstp_clks[MSTP44]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.4", &mstp_clks[MSTP43]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.5", &mstp_clks[MSTP42]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.6", &mstp_clks[MSTP41]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.7", &mstp_clks[MSTP40]),
+	CLKDEV_ICK_ID("fck", "sh-sci.0", &mstp_clks[MSTP47]),
+	CLKDEV_ICK_ID("fck", "sh-sci.1", &mstp_clks[MSTP46]),
+	CLKDEV_ICK_ID("fck", "sh-sci.2", &mstp_clks[MSTP45]),
+	CLKDEV_ICK_ID("fck", "sh-sci.3", &mstp_clks[MSTP44]),
+	CLKDEV_ICK_ID("fck", "sh-sci.4", &mstp_clks[MSTP43]),
+	CLKDEV_ICK_ID("fck", "sh-sci.5", &mstp_clks[MSTP42]),
+	CLKDEV_ICK_ID("fck", "sh-sci.6", &mstp_clks[MSTP41]),
+	CLKDEV_ICK_ID("fck", "sh-sci.7", &mstp_clks[MSTP40]),
 	CLKDEV_ICK_ID("fck", "sh-cmt-16.0", &mstp_clks[MSTP72]),
 	CLKDEV_CON_ID("usb0", &mstp_clks[MSTP60]),
 	CLKDEV_ICK_ID("fck", "sh-mtu2", &mstp_clks[MSTP35]),

arch/sh/kernel/cpu/sh4a/clock-sh7343.c

@@ -232,10 +232,10 @@ static struct clk_lookup lookups[] = {
 	CLKDEV_CON_ID("mfi0", &mstp_clks[MSTP011]),
 	CLKDEV_CON_ID("flctl0", &mstp_clks[MSTP010]),
 
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.0", &mstp_clks[MSTP007]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.1", &mstp_clks[MSTP006]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.2", &mstp_clks[MSTP005]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.3", &mstp_clks[MSTP004]),
+	CLKDEV_ICK_ID("fck", "sh-sci.0", &mstp_clks[MSTP007]),
+	CLKDEV_ICK_ID("fck", "sh-sci.1", &mstp_clks[MSTP006]),
+	CLKDEV_ICK_ID("fck", "sh-sci.2", &mstp_clks[MSTP005]),
+	CLKDEV_ICK_ID("fck", "sh-sci.3", &mstp_clks[MSTP004]),
 
 	CLKDEV_CON_ID("sio0", &mstp_clks[MSTP003]),
 	CLKDEV_CON_ID("siof0", &mstp_clks[MSTP002]),

arch/sh/kernel/cpu/sh4a/clock-sh7366.c

@@ -230,9 +230,9 @@ static struct clk_lookup lookups[] = {
 	CLKDEV_CON_ID("mfi0", &mstp_clks[MSTP011]),
 	CLKDEV_CON_ID("flctl0", &mstp_clks[MSTP010]),
 
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.0", &mstp_clks[MSTP007]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.1", &mstp_clks[MSTP006]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.2", &mstp_clks[MSTP005]),
+	CLKDEV_ICK_ID("fck", "sh-sci.0", &mstp_clks[MSTP007]),
+	CLKDEV_ICK_ID("fck", "sh-sci.1", &mstp_clks[MSTP006]),
+	CLKDEV_ICK_ID("fck", "sh-sci.2", &mstp_clks[MSTP005]),
 
 	CLKDEV_CON_ID("msiof0", &mstp_clks[MSTP002]),
 	CLKDEV_CON_ID("sbr0", &mstp_clks[MSTP001]),

arch/sh/kernel/cpu/sh4a/clock-sh7723.c

@@ -267,12 +267,12 @@ static struct clk_lookup lookups[] = {
 	CLKDEV_ICK_ID("fck", "sh-tmu.0", &mstp_clks[HWBLK_TMU0]),
 	CLKDEV_ICK_ID("fck", "sh-tmu.1", &mstp_clks[HWBLK_TMU1]),
 
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.0", &mstp_clks[HWBLK_SCIF0]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.1", &mstp_clks[HWBLK_SCIF1]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.2", &mstp_clks[HWBLK_SCIF2]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.3", &mstp_clks[HWBLK_SCIF3]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.4", &mstp_clks[HWBLK_SCIF4]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.5", &mstp_clks[HWBLK_SCIF5]),
+	CLKDEV_ICK_ID("fck", "sh-sci.0", &mstp_clks[HWBLK_SCIF0]),
+	CLKDEV_ICK_ID("fck", "sh-sci.1", &mstp_clks[HWBLK_SCIF1]),
+	CLKDEV_ICK_ID("fck", "sh-sci.2", &mstp_clks[HWBLK_SCIF2]),
+	CLKDEV_ICK_ID("fck", "sh-sci.3", &mstp_clks[HWBLK_SCIF3]),
+	CLKDEV_ICK_ID("fck", "sh-sci.4", &mstp_clks[HWBLK_SCIF4]),
+	CLKDEV_ICK_ID("fck", "sh-sci.5", &mstp_clks[HWBLK_SCIF5]),
 
 	CLKDEV_DEV_ID("sh_mobile_lcdc_fb.0", &mstp_clks[HWBLK_LCDC]),
 };

arch/sh/kernel/cpu/sh4a/clock-sh7734.c

@@ -194,12 +194,12 @@ static struct clk_lookup lookups[] = {
 	/* MSTP32 clocks */
 	CLKDEV_DEV_ID("i2c-sh7734.0", &mstp_clks[MSTP030]),
 	CLKDEV_DEV_ID("i2c-sh7734.1", &mstp_clks[MSTP029]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.0", &mstp_clks[MSTP026]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.1", &mstp_clks[MSTP025]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.2", &mstp_clks[MSTP024]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.3", &mstp_clks[MSTP023]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.4", &mstp_clks[MSTP022]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.5", &mstp_clks[MSTP021]),
+	CLKDEV_ICK_ID("fck", "sh-sci.0", &mstp_clks[MSTP026]),
+	CLKDEV_ICK_ID("fck", "sh-sci.1", &mstp_clks[MSTP025]),
+	CLKDEV_ICK_ID("fck", "sh-sci.2", &mstp_clks[MSTP024]),
+	CLKDEV_ICK_ID("fck", "sh-sci.3", &mstp_clks[MSTP023]),
+	CLKDEV_ICK_ID("fck", "sh-sci.4", &mstp_clks[MSTP022]),
+	CLKDEV_ICK_ID("fck", "sh-sci.5", &mstp_clks[MSTP021]),
 	CLKDEV_CON_ID("hscif", &mstp_clks[MSTP019]),
 	CLKDEV_ICK_ID("fck", "sh-tmu.0", &mstp_clks[MSTP016]),
 	CLKDEV_ICK_ID("fck", "sh-tmu.1", &mstp_clks[MSTP015]),

arch/sh/kernel/cpu/sh4a/clock-sh7757.c

@@ -125,9 +125,9 @@ static struct clk_lookup lookups[] = {
 
 	CLKDEV_ICK_ID("fck", "sh-tmu.0", &mstp_clks[MSTP113]),
 	CLKDEV_ICK_ID("fck", "sh-tmu.1", &mstp_clks[MSTP114]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.2", &mstp_clks[MSTP112]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.1", &mstp_clks[MSTP111]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.0", &mstp_clks[MSTP110]),
+	CLKDEV_ICK_ID("fck", "sh-sci.2", &mstp_clks[MSTP112]),
+	CLKDEV_ICK_ID("fck", "sh-sci.1", &mstp_clks[MSTP111]),
+	CLKDEV_ICK_ID("fck", "sh-sci.0", &mstp_clks[MSTP110]),
 
 	CLKDEV_CON_ID("usb_fck", &mstp_clks[MSTP103]),
 	CLKDEV_DEV_ID("renesas_usbhs.0", &mstp_clks[MSTP102]),

arch/sh/kernel/cpu/sh4a/clock-sh7785.c

@@ -132,12 +132,12 @@ static struct clk_lookup lookups[] = {
 	CLKDEV_CON_ID("cpu_clk", &div4_clks[DIV4_I]),
 
 	/* MSTP32 clocks */
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.5", &mstp_clks[MSTP029]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.4", &mstp_clks[MSTP028]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.3", &mstp_clks[MSTP027]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.2", &mstp_clks[MSTP026]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.1", &mstp_clks[MSTP025]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.0", &mstp_clks[MSTP024]),
+	CLKDEV_ICK_ID("fck", "sh-sci.5", &mstp_clks[MSTP029]),
+	CLKDEV_ICK_ID("fck", "sh-sci.4", &mstp_clks[MSTP028]),
+	CLKDEV_ICK_ID("fck", "sh-sci.3", &mstp_clks[MSTP027]),
+	CLKDEV_ICK_ID("fck", "sh-sci.2", &mstp_clks[MSTP026]),
+	CLKDEV_ICK_ID("fck", "sh-sci.1", &mstp_clks[MSTP025]),
+	CLKDEV_ICK_ID("fck", "sh-sci.0", &mstp_clks[MSTP024]),
 
 	CLKDEV_CON_ID("ssi1_fck", &mstp_clks[MSTP021]),
 	CLKDEV_CON_ID("ssi0_fck", &mstp_clks[MSTP020]),

arch/sh/kernel/cpu/sh4a/clock-sh7786.c

@@ -139,12 +139,12 @@ static struct clk_lookup lookups[] = {
 	CLKDEV_CON_ID("cpu_clk", &div4_clks[DIV4_I]),
 
 	/* MSTP32 clocks */
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.5", &mstp_clks[MSTP029]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.4", &mstp_clks[MSTP028]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.3", &mstp_clks[MSTP027]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.2", &mstp_clks[MSTP026]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.1", &mstp_clks[MSTP025]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.0", &mstp_clks[MSTP024]),
+	CLKDEV_ICK_ID("fck", "sh-sci.5", &mstp_clks[MSTP029]),
+	CLKDEV_ICK_ID("fck", "sh-sci.4", &mstp_clks[MSTP028]),
+	CLKDEV_ICK_ID("fck", "sh-sci.3", &mstp_clks[MSTP027]),
+	CLKDEV_ICK_ID("fck", "sh-sci.2", &mstp_clks[MSTP026]),
+	CLKDEV_ICK_ID("fck", "sh-sci.1", &mstp_clks[MSTP025]),
+	CLKDEV_ICK_ID("fck", "sh-sci.0", &mstp_clks[MSTP024]),
 
 	CLKDEV_CON_ID("ssi3_fck", &mstp_clks[MSTP023]),
 	CLKDEV_CON_ID("ssi2_fck", &mstp_clks[MSTP022]),

arch/sh/kernel/cpu/sh4a/clock-shx3.c

@@ -114,10 +114,10 @@ static struct clk_lookup lookups[] = {
 	CLKDEV_CON_ID("cpu_clk", &div4_clks[DIV4_I]),
 
 	/* MSTP32 clocks */
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.3", &mstp_clks[MSTP027]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.2", &mstp_clks[MSTP026]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.1", &mstp_clks[MSTP025]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.0", &mstp_clks[MSTP024]),
+	CLKDEV_ICK_ID("fck", "sh-sci.3", &mstp_clks[MSTP027]),
+	CLKDEV_ICK_ID("fck", "sh-sci.2", &mstp_clks[MSTP026]),
+	CLKDEV_ICK_ID("fck", "sh-sci.1", &mstp_clks[MSTP025]),
+	CLKDEV_ICK_ID("fck", "sh-sci.0", &mstp_clks[MSTP024]),
 
 	CLKDEV_CON_ID("h8ex_fck", &mstp_clks[MSTP003]),
 	CLKDEV_CON_ID("csm_fck", &mstp_clks[MSTP002]),

arch/sh/kernel/cpu/sh4a/setup-sh7734.c

@@ -28,7 +28,7 @@ static struct plat_sci_port scif0_platform_data = {
 	.flags          = UPF_BOOT_AUTOCONF,
 	.scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
 	.type           = PORT_SCIF,
-	.regtype        = SCIx_SH4_SCIF_REGTYPE,
+	.regtype        = SCIx_SH4_SCIF_BRG_REGTYPE,
 };
 
 static struct resource scif0_resources[] = {
@@ -50,7 +50,7 @@ static struct plat_sci_port scif1_platform_data = {
 	.flags          = UPF_BOOT_AUTOCONF,
 	.scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
 	.type           = PORT_SCIF,
-	.regtype        = SCIx_SH4_SCIF_REGTYPE,
+	.regtype        = SCIx_SH4_SCIF_BRG_REGTYPE,
 };
 
 static struct resource scif1_resources[] = {
@@ -72,7 +72,7 @@ static struct plat_sci_port scif2_platform_data = {
 	.flags          = UPF_BOOT_AUTOCONF,
 	.scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
 	.type           = PORT_SCIF,
-	.regtype        = SCIx_SH4_SCIF_REGTYPE,
+	.regtype        = SCIx_SH4_SCIF_BRG_REGTYPE,
 };
 
 static struct resource scif2_resources[] = {
@@ -94,7 +94,7 @@ static struct plat_sci_port scif3_platform_data = {
 	.flags          = UPF_BOOT_AUTOCONF,
 	.scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE,
 	.type           = PORT_SCIF,
-	.regtype        = SCIx_SH4_SCIF_REGTYPE,
+	.regtype        = SCIx_SH4_SCIF_BRG_REGTYPE,
 };
 
 static struct resource scif3_resources[] = {
@@ -116,7 +116,7 @@ static struct plat_sci_port scif4_platform_data = {
 	.flags          = UPF_BOOT_AUTOCONF,
 	.scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
 	.type           = PORT_SCIF,
-	.regtype        = SCIx_SH4_SCIF_REGTYPE,
+	.regtype        = SCIx_SH4_SCIF_BRG_REGTYPE,
 };
 
 static struct resource scif4_resources[] = {
@@ -138,7 +138,7 @@ static struct plat_sci_port scif5_platform_data = {
 	.flags          = UPF_BOOT_AUTOCONF,
 	.scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
 	.type           = PORT_SCIF,
-	.regtype		= SCIx_SH4_SCIF_REGTYPE,
+	.regtype	= SCIx_SH4_SCIF_BRG_REGTYPE,
 };
 
 static struct resource scif5_resources[] = {

drivers/tty/amiserial.c

@@ -32,7 +32,6 @@
 #include <linux/delay.h>
 
 #undef SERIAL_PARANOIA_CHECK
-#define SERIAL_DO_RESTART
 
 /* Set of debugging defines */
 

drivers/tty/cyclades.c

@@ -292,14 +292,14 @@ static void cyz_rx_restart(unsigned long);
 static struct timer_list cyz_rx_full_timer[NR_PORTS];
 #endif				/* CONFIG_CYZ_INTR */
 
-static inline void cyy_writeb(struct cyclades_port *port, u32 reg, u8 val)
+static void cyy_writeb(struct cyclades_port *port, u32 reg, u8 val)
 {
 	struct cyclades_card *card = port->card;
 
 	cy_writeb(port->u.cyy.base_addr + (reg << card->bus_index), val);
 }
 
-static inline u8 cyy_readb(struct cyclades_port *port, u32 reg)
+static u8 cyy_readb(struct cyclades_port *port, u32 reg)
 {
 	struct cyclades_card *card = port->card;
 
@@ -321,7 +321,7 @@ static inline bool cyz_fpga_loaded(struct cyclades_card *card)
 	return __cyz_fpga_loaded(card->ctl_addr.p9060);
 }
 
-static inline bool cyz_is_loaded(struct cyclades_card *card)
+static bool cyz_is_loaded(struct cyclades_card *card)
 {
 	struct FIRM_ID __iomem *fw_id = card->base_addr + ID_ADDRESS;
 
@@ -329,7 +329,7 @@ static inline bool cyz_is_loaded(struct cyclades_card *card)
 			readl(&fw_id->signature) == ZFIRM_ID;
 }
 
-static inline int serial_paranoia_check(struct cyclades_port *info,
+static int serial_paranoia_check(struct cyclades_port *info,
 		const char *name, const char *routine)
 {
 #ifdef SERIAL_PARANOIA_CHECK

drivers/tty/isicom.c

@@ -220,7 +220,7 @@ static struct isi_port  isi_ports[PORT_COUNT];
  *	it wants to talk.
  */
 
-static inline int WaitTillCardIsFree(unsigned long base)
+static int WaitTillCardIsFree(unsigned long base)
 {
 	unsigned int count = 0;
 	unsigned int a = in_atomic(); /* do we run under spinlock? */
@@ -280,7 +280,7 @@ static void raise_dtr(struct isi_port *port)
 }
 
 /* card->lock HAS to be held */
-static inline void drop_dtr(struct isi_port *port)
+static void drop_dtr(struct isi_port *port)
 {
 	struct isi_board *card = port->card;
 	unsigned long base = card->base;

drivers/tty/moxa.c

@@ -155,7 +155,6 @@ struct mon_str {
 #define LOWWAIT 	2
 #define EMPTYWAIT	3
 
-#define SERIAL_DO_RESTART
 
 #define WAKEUP_CHARS		256
 

drivers/tty/n_tty.c

@@ -162,12 +162,23 @@ static inline int tty_put_user(struct tty_struct *tty, unsigned char x,
 	return put_user(x, ptr);
 }
 
-static inline int tty_copy_to_user(struct tty_struct *tty,
-					void __user *to,
-					const void *from,
-					unsigned long n)
+static int tty_copy_to_user(struct tty_struct *tty, void __user *to,
+			    size_t tail, size_t n)
 {
 	struct n_tty_data *ldata = tty->disc_data;
+	size_t size = N_TTY_BUF_SIZE - tail;
+	const void *from = read_buf_addr(ldata, tail);
+	int uncopied;
+
+	if (n > size) {
+		tty_audit_add_data(tty, from, size, ldata->icanon);
+		uncopied = copy_to_user(to, from, size);
+		if (uncopied)
+			return uncopied;
+		to += size;
+		n -= size;
+		from = ldata->read_buf;
+	}
 
 	tty_audit_add_data(tty, from, n, ldata->icanon);
 	return copy_to_user(to, from, n);
@@ -1201,9 +1212,7 @@ static void n_tty_receive_overrun(struct tty_struct *tty)
 	ldata->num_overrun++;
 	if (time_after(jiffies, ldata->overrun_time + HZ) ||
 			time_after(ldata->overrun_time, jiffies)) {
-		printk(KERN_WARNING "%s: %d input overrun(s)\n",
-			tty_name(tty),
-			ldata->num_overrun);
+		tty_warn(tty, "%d input overrun(s)\n", ldata->num_overrun);
 		ldata->overrun_time = jiffies;
 		ldata->num_overrun = 0;
 	}
@@ -1486,8 +1495,7 @@ n_tty_receive_char_flagged(struct tty_struct *tty, unsigned char c, char flag)
 		n_tty_receive_overrun(tty);
 		break;
 	default:
-		printk(KERN_ERR "%s: unknown flag %d\n",
-		       tty_name(tty), flag);
+		tty_err(tty, "unknown flag %d\n", flag);
 		break;
 	}
 }
@@ -2006,11 +2014,11 @@ static int copy_from_read_buf(struct tty_struct *tty,
 	n = min(head - ldata->read_tail, N_TTY_BUF_SIZE - tail);
 	n = min(*nr, n);
 	if (n) {
-		retval = copy_to_user(*b, read_buf_addr(ldata, tail), n);
+		const unsigned char *from = read_buf_addr(ldata, tail);
+		retval = copy_to_user(*b, from, n);
 		n -= retval;
-		is_eof = n == 1 && read_buf(ldata, tail) == EOF_CHAR(tty);
-		tty_audit_add_data(tty, read_buf_addr(ldata, tail), n,
-				ldata->icanon);
+		is_eof = n == 1 && *from == EOF_CHAR(tty);
+		tty_audit_add_data(tty, from, n, ldata->icanon);
 		smp_store_release(&ldata->read_tail, ldata->read_tail + n);
 		/* Turn single EOF into zero-length read */
 		if (L_EXTPROC(tty) && ldata->icanon && is_eof &&
@@ -2072,12 +2080,10 @@ static int canon_copy_from_read_buf(struct tty_struct *tty,
 	if (eol == N_TTY_BUF_SIZE && more) {
 		/* scan wrapped without finding set bit */
 		eol = find_next_bit(ldata->read_flags, more, 0);
-		if (eol != more)
-			found = 1;
-	} else if (eol != size)
-		found = 1;
+		found = eol != more;
+	} else
+		found = eol != size;
 
-	size = N_TTY_BUF_SIZE - tail;
 	n = eol - tail;
 	if (n > N_TTY_BUF_SIZE)
 		n += N_TTY_BUF_SIZE;
@@ -2088,17 +2094,10 @@ static int canon_copy_from_read_buf(struct tty_struct *tty,
 		n = c;
 	}
 
-	n_tty_trace("%s: eol:%zu found:%d n:%zu c:%zu size:%zu more:%zu\n",
-		    __func__, eol, found, n, c, size, more);
-
-	if (n > size) {
-		ret = tty_copy_to_user(tty, *b, read_buf_addr(ldata, tail), size);
-		if (ret)
-			return -EFAULT;
-		ret = tty_copy_to_user(tty, *b + size, ldata->read_buf, n - size);
-	} else
-		ret = tty_copy_to_user(tty, *b, read_buf_addr(ldata, tail), n);
+	n_tty_trace("%s: eol:%zu found:%d n:%zu c:%zu tail:%zu more:%zu\n",
+		    __func__, eol, found, n, c, tail, more);
 
+	ret = tty_copy_to_user(tty, *b, tail, n);
 	if (ret)
 		return -EFAULT;
 	*b += n;

drivers/tty/pty.c

@@ -788,7 +788,7 @@ static int ptmx_open(struct inode *inode, struct file *filp)
 	if (retval)
 		goto err_release;
 
-	tty_debug_hangup(tty, "(tty count=%d)\n", tty->count);
+	tty_debug_hangup(tty, "opening (count=%d)\n", tty->count);
 
 	tty_unlock(tty);
 	return 0;