Merge branch 'from-linus' into upstream

12 files changed, 100 insertions, 64 deletions

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 1dbf6ddb300d..08b7cc900cae 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -150,8 +150,6 @@ config ARCH_IOP3XX
 
 config ARCH_IXP4XX
         bool "IXP4xx-based"
-        select DMABOUNCE
-        select PCI
         help
           Support for Intel's IXP4XX (XScale) family of processors.
 
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index 95a96275f88a..6f8e84c1c1f2 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -66,7 +66,7 @@ tune-$(CONFIG_CPU_XSC3)		:=$(call cc-option,-mtune=xscale,-mtune=strongarm110) -
 tune-$(CONFIG_CPU_V6)           :=$(call cc-option,-mtune=arm1136j-s,-mtune=strongarm)
 
 ifeq ($(CONFIG_AEABI),y)
-CFLAGS_ABI      :=-mabi=aapcs -mno-thumb-interwork
+CFLAGS_ABI      :=-mabi=aapcs-linux -mno-thumb-interwork
 else
 CFLAGS_ABI      :=$(call cc-option,-mapcs-32,-mabi=apcs-gnu) $(call cc-option,-mno-thumb-interwork,)
 endif
diff --git a/arch/arm/boot/compressed/misc.c b/arch/arm/boot/compressed/misc.c
index 0af3772efcb7..ace3fb5835d9 100644
--- a/arch/arm/boot/compressed/misc.c
+++ b/arch/arm/boot/compressed/misc.c
@@ -38,10 +38,10 @@ static void icedcc_putc(int ch)
                 if (--i < 0)
                         return;
 
-                asm("mrc p14, 0, %0, c0, c0, 0" : "=r" (status));
+                asm volatile ("mrc p14, 0, %0, c0, c0, 0" : "=r" (status));
         } while (status & 2);
 
-        asm("mcr p15, 0, %0, c1, c0, 0" : : "r" (ch));
+        asm("mcr p14, 0, %0, c1, c0, 0" : : "r" (ch));
 }
 
 #define putc(ch)        icedcc_putc(ch)
diff --git a/arch/arm/kernel/Makefile b/arch/arm/kernel/Makefile
index 2ce0e3a27a45..a601b8b55f35 100644
--- a/arch/arm/kernel/Makefile
+++ b/arch/arm/kernel/Makefile
@@ -29,7 +29,7 @@ ifneq ($(CONFIG_ARCH_EBSA110),y)
   obj-y         += io.o
 endif
 
-head-y                  := head.o
+head-y                  := head$(MMUEXT).o
 obj-$(CONFIG_DEBUG_LL)  += debug.o
 
 extra-y := $(head-y) init_task.o vmlinux.lds
diff --git a/arch/arm/kernel/head-nommu.S b/arch/arm/kernel/head-nommu.S
index b093ab8738b5..0bea65864051 100644
--- a/arch/arm/kernel/head-nommu.S
+++ b/arch/arm/kernel/head-nommu.S
@@ -20,10 +20,11 @@
 #include <asm/mach-types.h>
 #include <asm/procinfo.h>
 #include <asm/ptrace.h>
-#include <asm/constants.h>
+#include <asm/thread_info.h>
 #include <asm/system.h>
 
 #define PROCINFO_INITFUNC       12
+#define MACHINFO_TYPE           0
 
 /*
  * Kernel startup entry point.
@@ -79,5 +80,6 @@ __after_proc_init:
 
         mov     pc, r13                         @ clear the BSS and jump
                                                 @ to start_kernel
+        .ltorg
 
 #include "head-common.S"
diff --git a/arch/arm/mach-imx/generic.c b/arch/arm/mach-imx/generic.c
index 9d8331be2b58..12ea58a3b84f 100644
--- a/arch/arm/mach-imx/generic.c
+++ b/arch/arm/mach-imx/generic.c
@@ -195,56 +195,6 @@ void __init imx_set_mmc_info(struct imxmmc_platform_data *info)
 }
 EXPORT_SYMBOL(imx_set_mmc_info);
 
-static struct resource imx_uart1_resources[] = {
-        [0] = {
-                .start  = 0x00206000,
-                .end    = 0x002060FF,
-                .flags  = IORESOURCE_MEM,
-        },
-        [1] = {
-                .start  = (UART1_MINT_RX),
-                .end    = (UART1_MINT_RX),
-                .flags  = IORESOURCE_IRQ,
-        },
-        [2] = {
-                .start  = (UART1_MINT_TX),
-                .end    = (UART1_MINT_TX),
-                .flags  = IORESOURCE_IRQ,
-        },
-};
-
-static struct platform_device imx_uart1_device = {
-        .name           = "imx-uart",
-        .id             = 0,
-        .num_resources  = ARRAY_SIZE(imx_uart1_resources),
-        .resource       = imx_uart1_resources,
-};
-
-static struct resource imx_uart2_resources[] = {
-        [0] = {
-                .start  = 0x00207000,
-                .end    = 0x002070FF,
-                .flags  = IORESOURCE_MEM,
-        },
-        [1] = {
-                .start  = (UART2_MINT_RX),
-                .end    = (UART2_MINT_RX),
-                .flags  = IORESOURCE_IRQ,
-        },
-        [2] = {
-                .start  = (UART2_MINT_TX),
-                .end    = (UART2_MINT_TX),
-                .flags  = IORESOURCE_IRQ,
-        },
-};
-
-static struct platform_device imx_uart2_device = {
-        .name           = "imx-uart",
-        .id             = 1,
-        .num_resources  = ARRAY_SIZE(imx_uart2_resources),
-        .resource       = imx_uart2_resources,
-};
-
 static struct imxfb_mach_info imx_fb_info;
 
 void __init set_imx_fb_info(struct imxfb_mach_info *hard_imx_fb_info)
@@ -283,8 +233,6 @@ static struct platform_device imxfb_device = {
 static struct platform_device *devices[] __initdata = {
         &imx_mmc_device,
         &imxfb_device,
-        &imx_uart1_device,
-        &imx_uart2_device,
 };
 
 static struct map_desc imx_io_desc[] __initdata = {
diff --git a/arch/arm/mach-imx/mx1ads.c b/arch/arm/mach-imx/mx1ads.c
index e34d0df90aed..e1f6c0bbe1e7 100644
--- a/arch/arm/mach-imx/mx1ads.c
+++ b/arch/arm/mach-imx/mx1ads.c
@@ -26,6 +26,7 @@
 
 #include <asm/mach/arch.h>
 #include <asm/arch/mmc.h>
+#include <asm/arch/imx-uart.h>
 #include <linux/interrupt.h>
 #include "generic.h"
 
@@ -48,8 +49,70 @@ static struct platform_device cs89x0_device = {
         .resource       = cs89x0_resources,
 };
 
+static struct imxuart_platform_data uart_pdata = {
+        .flags = IMXUART_HAVE_RTSCTS,
+};
+
+static struct resource imx_uart1_resources[] = {
+        [0] = {
+                .start  = 0x00206000,
+                .end    = 0x002060FF,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = (UART1_MINT_RX),
+                .end    = (UART1_MINT_RX),
+                .flags  = IORESOURCE_IRQ,
+        },
+        [2] = {
+                .start  = (UART1_MINT_TX),
+                .end    = (UART1_MINT_TX),
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static struct platform_device imx_uart1_device = {
+        .name           = "imx-uart",
+        .id             = 0,
+        .num_resources  = ARRAY_SIZE(imx_uart1_resources),
+        .resource       = imx_uart1_resources,
+        .dev = {
+                .platform_data = &uart_pdata,
+        }
+};
+
+static struct resource imx_uart2_resources[] = {
+        [0] = {
+                .start  = 0x00207000,
+                .end    = 0x002070FF,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = (UART2_MINT_RX),
+                .end    = (UART2_MINT_RX),
+                .flags  = IORESOURCE_IRQ,
+        },
+        [2] = {
+                .start  = (UART2_MINT_TX),
+                .end    = (UART2_MINT_TX),
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static struct platform_device imx_uart2_device = {
+        .name           = "imx-uart",
+        .id             = 1,
+        .num_resources  = ARRAY_SIZE(imx_uart2_resources),
+        .resource       = imx_uart2_resources,
+        .dev = {
+                .platform_data = &uart_pdata,
+        }
+};
+
 static struct platform_device *devices[] __initdata = {
         &cs89x0_device,
+        &imx_uart1_device,
+        &imx_uart2_device,
 };
 
 #ifdef CONFIG_MMC_IMX
@@ -75,6 +138,17 @@ mx1ads_init(void)
         imx_gpio_mode(GPIO_PORTB | GPIO_GIUS | GPIO_IN | 20);
         imx_set_mmc_info(&mx1ads_mmc_info);
 #endif
+
+        imx_gpio_mode(PC9_PF_UART1_CTS);
+        imx_gpio_mode(PC10_PF_UART1_RTS);
+        imx_gpio_mode(PC11_PF_UART1_TXD);
+        imx_gpio_mode(PC12_PF_UART1_RXD);
+
+        imx_gpio_mode(PB28_PF_UART2_CTS);
+        imx_gpio_mode(PB29_PF_UART2_RTS);
+        imx_gpio_mode(PB30_PF_UART2_TXD);
+        imx_gpio_mode(PB31_PF_UART2_RXD);
+
         platform_add_devices(devices, ARRAY_SIZE(devices));
 }
 
diff --git a/arch/arm/mach-ixp4xx/Kconfig b/arch/arm/mach-ixp4xx/Kconfig
index 5bf50a2a737d..2a39f9e481ad 100644
--- a/arch/arm/mach-ixp4xx/Kconfig
+++ b/arch/arm/mach-ixp4xx/Kconfig
@@ -11,6 +11,7 @@ comment "IXP4xx Platforms"
 config MACH_NSLU2
         bool
         prompt "Linksys NSLU2"
+        select PCI
         help
           Say 'Y' here if you want your kernel to support Linksys's
           NSLU2 NAS device. For more information on this platform,
@@ -18,6 +19,7 @@ config MACH_NSLU2
 
 config ARCH_AVILA
         bool "Avila"
+        select PCI
         help
           Say 'Y' here if you want your kernel to support the Gateworks
           Avila Network Platform. For more information on this platform,
@@ -25,6 +27,7 @@ config ARCH_AVILA
 
 config ARCH_ADI_COYOTE
         bool "Coyote"
+        select PCI
         help
           Say 'Y' here if you want your kernel to support the ADI 
           Engineering Coyote Gateway Reference Platform. For more
@@ -32,6 +35,7 @@ config ARCH_ADI_COYOTE
 
 config ARCH_IXDP425
         bool "IXDP425"
+        select PCI
         help
           Say 'Y' here if you want your kernel to support Intel's 
           IXDP425 Development Platform (Also known as Richfield).  
@@ -39,6 +43,7 @@ config ARCH_IXDP425
 
 config MACH_IXDPG425
         bool "IXDPG425"
+        select PCI
         help
           Say 'Y' here if you want your kernel to support Intel's
           IXDPG425 Development Platform (Also known as Montajade).
@@ -46,6 +51,7 @@ config MACH_IXDPG425
 
 config MACH_IXDP465
         bool "IXDP465"
+        select PCI
         help
           Say 'Y' here if you want your kernel to support Intel's
           IXDP465 Development Platform (Also known as BMP).
@@ -72,6 +78,7 @@ config ARCH_PRPMC1100
 config MACH_NAS100D
         bool
         prompt "NAS100D"
+        select PCI
         help
           Say 'Y' here if you want your kernel to support Iomega's
           NAS 100d device. For more information on this platform,
@@ -96,6 +103,7 @@ config CPU_IXP46X
 config MACH_GTWX5715
         bool "Gemtek WX5715 (Linksys WRV54G)"
         depends on ARCH_IXP4XX
+        select PCI
         help
                 This board is currently inside the Linksys WRV54G Gateways.
 
@@ -110,11 +118,16 @@ config MACH_GTWX5715
                 "High Speed" UART is n/c (as far as I can tell)
                 20 Pin ARM/Xscale JTAG interface on J2
 
-
 comment "IXP4xx Options"
 
+config DMABOUNCE
+        bool
+        default y
+        depends on PCI
+
 config IXP4XX_INDIRECT_PCI
         bool "Use indirect PCI memory access"
+        depends on PCI
         help
           IXP4xx provides two methods of accessing PCI memory space:
 
diff --git a/arch/arm/mach-ixp4xx/Makefile b/arch/arm/mach-ixp4xx/Makefile
index 0471044fa179..5a4aaa0e0a09 100644
--- a/arch/arm/mach-ixp4xx/Makefile
+++ b/arch/arm/mach-ixp4xx/Makefile
@@ -2,8 +2,9 @@
 # Makefile for the linux kernel.
 #
 
-obj-y   += common.o common-pci.o 
+obj-y   += common.o
 
+obj-$(CONFIG_PCI)               += common-pci.o
 obj-$(CONFIG_ARCH_IXDP4XX)      += ixdp425-pci.o ixdp425-setup.o
 obj-$(CONFIG_MACH_IXDPG425)     += ixdpg425-pci.o coyote-setup.o
 obj-$(CONFIG_ARCH_ADI_COYOTE)   += coyote-pci.o coyote-setup.o
diff --git a/arch/arm/vfp/vfpdouble.c b/arch/arm/vfp/vfpdouble.c
index febd115dba28..009038c8113e 100644
--- a/arch/arm/vfp/vfpdouble.c
+++ b/arch/arm/vfp/vfpdouble.c
@@ -197,7 +197,7 @@ u32 vfp_double_normaliseround(int dd, struct vfp_double *vd, u32 fpscr, u32 exce
                          dd, d, exceptions);
                 vfp_put_double(dd, d);
         }
-        return exceptions & ~VFP_NAN_FLAG;
+        return exceptions;
 }
 
 /*
diff --git a/arch/arm/vfp/vfpmodule.c b/arch/arm/vfp/vfpmodule.c
index 22f3da4e0829..37ff8145b5b5 100644
--- a/arch/arm/vfp/vfpmodule.c
+++ b/arch/arm/vfp/vfpmodule.c
@@ -180,7 +180,7 @@ static u32 vfp_emulate_instruction(u32 inst, u32 fpscr, struct pt_regs *regs)
                  * emulate it.
                  */
         }
-        return exceptions;
+        return exceptions & ~VFP_NAN_FLAG;
 }
 
 /*
diff --git a/arch/arm/vfp/vfpsingle.c b/arch/arm/vfp/vfpsingle.c
index 4ac27f193934..dae2c2f46052 100644
--- a/arch/arm/vfp/vfpsingle.c
+++ b/arch/arm/vfp/vfpsingle.c
@@ -203,7 +203,7 @@ u32 vfp_single_normaliseround(int sd, struct vfp_single *vs, u32 fpscr, u32 exce
                 vfp_put_float(sd, d);
         }
 
-        return exceptions & ~VFP_NAN_FLAG;
+        return exceptions;
 }
 
 /*