11 files changed, 63 insertions, 23 deletions

diff --git a/arch/arm/mach-realview/Kconfig b/arch/arm/mach-realview/Kconfig
index c48e1f2c3349..ee5e392430e8 100644
--- a/arch/arm/mach-realview/Kconfig
+++ b/arch/arm/mach-realview/Kconfig
@@ -70,7 +70,7 @@ config MACH_REALVIEW_PBX
         bool "Support RealView/PBX platform"
         select ARM_GIC
         select HAVE_PATA_PLATFORM
-        select ARCH_SPARSEMEM_ENABLE if CPU_V7 && !HIGH_PHYS_OFFSET
+        select ARCH_SPARSEMEM_ENABLE if CPU_V7 && !REALVIEW_HIGH_PHYS_OFFSET
         select ZONE_DMA if SPARSEMEM
         help
           Include support for the ARM(R) RealView PBX platform.
diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c
index 9f293438e020..d5a95738f85b 100644
--- a/arch/arm/mach-realview/core.c
+++ b/arch/arm/mach-realview/core.c
@@ -31,6 +31,7 @@
 #include <linux/smsc911x.h>
 #include <linux/ata_platform.h>
 #include <linux/amba/mmci.h>
+#include <linux/gfp.h>
 
 #include <asm/clkdev.h>
 #include <asm/system.h>
@@ -253,7 +254,7 @@ static unsigned int realview_mmc_status(struct device *dev)
         else
                 mask = 2;
 
-        return readl(REALVIEW_SYSMCI) & mask;
+        return !(readl(REALVIEW_SYSMCI) & mask);
 }
 
 struct mmci_platform_data realview_mmc0_plat_data = {
@@ -346,10 +347,7 @@ static struct clk_lookup lookups[] = {
 
 static int __init clk_init(void)
 {
-        int i;
-
-        for (i = 0; i < ARRAY_SIZE(lookups); i++)
-                clkdev_add(&lookups[i]);
+        clkdev_add_table(lookups, ARRAY_SIZE(lookups));
         return 0;
 }
 arch_initcall(clk_init);
diff --git a/arch/arm/mach-realview/include/mach/board-pb1176.h b/arch/arm/mach-realview/include/mach/board-pb1176.h
index 34b80b7d40b8..2f5ccb298858 100644
--- a/arch/arm/mach-realview/include/mach/board-pb1176.h
+++ b/arch/arm/mach-realview/include/mach/board-pb1176.h
@@ -74,8 +74,8 @@
 #define REALVIEW_PB1176_L220_BASE               0x10110000 /* L220 registers */
 
 /*
- * Control register SYS_RESETCTL is set to 1 to force a soft reset
+ * Control register SYS_RESETCTL Bit 8 is set to 1 to force a soft reset
  */
-#define REALVIEW_PB1176_SYS_LOCKVAL_RSTCTL    0x0100
+#define REALVIEW_PB1176_SYS_SOFT_RESET    0x0100
 
 #endif  /* __ASM_ARCH_BOARD_PB1176_H */
diff --git a/arch/arm/mach-realview/include/mach/debug-macro.S b/arch/arm/mach-realview/include/mach/debug-macro.S
index 932d8af18062..86622289b74e 100644
--- a/arch/arm/mach-realview/include/mach/debug-macro.S
+++ b/arch/arm/mach-realview/include/mach/debug-macro.S
@@ -33,7 +33,7 @@
 #error "Unknown RealView platform"
 #endif
 
-                .macro  addruart,rx
+                .macro  addruart, rx, tmp
                 mrc     p15, 0, \rx, c1, c0
                 tst     \rx, #1                 @ MMU enabled?
                 moveq   \rx,      #0x10000000
diff --git a/arch/arm/mach-realview/include/mach/platform.h b/arch/arm/mach-realview/include/mach/platform.h
index 4f46bf71e752..86c0c4435a46 100644
--- a/arch/arm/mach-realview/include/mach/platform.h
+++ b/arch/arm/mach-realview/include/mach/platform.h
@@ -140,7 +140,7 @@
  *     SYS_CLD, SYS_BOOTCS
  */
 #define REALVIEW_SYS_LOCK_LOCKED    (1 << 16)
-#define REALVIEW_SYS_LOCKVAL_MASK       0xA05F         /* Enable write access */
+#define REALVIEW_SYS_LOCK_VAL   0xA05F         /* Enable write access */
 
 /*
  * REALVIEW_SYS_FLASH
diff --git a/arch/arm/mach-realview/include/mach/vmalloc.h b/arch/arm/mach-realview/include/mach/vmalloc.h
index fe0de1b507ac..a2a4c6861407 100644
--- a/arch/arm/mach-realview/include/mach/vmalloc.h
+++ b/arch/arm/mach-realview/include/mach/vmalloc.h
@@ -18,4 +18,4 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
-#define VMALLOC_END             0xf8000000
+#define VMALLOC_END             0xf8000000UL
diff --git a/arch/arm/mach-realview/realview_eb.c b/arch/arm/mach-realview/realview_eb.c
index 917f8ca3abff..7d857d300558 100644
--- a/arch/arm/mach-realview/realview_eb.c
+++ b/arch/arm/mach-realview/realview_eb.c
@@ -381,6 +381,20 @@ static struct sys_timer realview_eb_timer = {
         .init           = realview_eb_timer_init,
 };
 
+static void realview_eb_reset(char mode)
+{
+        void __iomem *reset_ctrl = __io_address(REALVIEW_SYS_RESETCTL);
+        void __iomem *lock_ctrl = __io_address(REALVIEW_SYS_LOCK);
+
+        /*
+         * To reset, we hit the on-board reset register
+         * in the system FPGA
+         */
+        __raw_writel(REALVIEW_SYS_LOCK_VAL, lock_ctrl);
+        if (core_tile_eb11mp())
+                __raw_writel(0x0008, reset_ctrl);
+}
+
 static void __init realview_eb_init(void)
 {
         int i;
@@ -408,6 +422,7 @@ static void __init realview_eb_init(void)
 #ifdef CONFIG_LEDS
         leds_event = realview_leds_event;
 #endif
+        realview_reset = realview_eb_reset;
 }
 
 MACHINE_START(REALVIEW_EB, "ARM-RealView EB")
diff --git a/arch/arm/mach-realview/realview_pb1176.c b/arch/arm/mach-realview/realview_pb1176.c
index 7fb726d5f8b9..44392e51dd50 100644
--- a/arch/arm/mach-realview/realview_pb1176.c
+++ b/arch/arm/mach-realview/realview_pb1176.c
@@ -292,12 +292,10 @@ static struct sys_timer realview_pb1176_timer = {
 
 static void realview_pb1176_reset(char mode)
 {
-        void __iomem *hdr_ctrl = __io_address(REALVIEW_SYS_BASE) +
-                REALVIEW_SYS_RESETCTL_OFFSET;
-        void __iomem *rst_hdr_ctrl = __io_address(REALVIEW_SYS_BASE) +
-                REALVIEW_SYS_LOCK_OFFSET;
-        __raw_writel(REALVIEW_SYS_LOCKVAL_MASK, rst_hdr_ctrl);
-        __raw_writel(REALVIEW_PB1176_SYS_LOCKVAL_RSTCTL, hdr_ctrl);
+        void __iomem *reset_ctrl = __io_address(REALVIEW_SYS_RESETCTL);
+        void __iomem *lock_ctrl = __io_address(REALVIEW_SYS_LOCK);
+        __raw_writel(REALVIEW_SYS_LOCK_VAL, lock_ctrl);
+        __raw_writel(REALVIEW_PB1176_SYS_SOFT_RESET, reset_ctrl);
 }
 
 static void realview_pb1176_fixup(struct machine_desc *mdesc,
diff --git a/arch/arm/mach-realview/realview_pb11mp.c b/arch/arm/mach-realview/realview_pb11mp.c
index 9bbbfc05f225..3e02731af959 100644
--- a/arch/arm/mach-realview/realview_pb11mp.c
+++ b/arch/arm/mach-realview/realview_pb11mp.c
@@ -301,17 +301,16 @@ static struct sys_timer realview_pb11mp_timer = {
 
 static void realview_pb11mp_reset(char mode)
 {
-        void __iomem *hdr_ctrl = __io_address(REALVIEW_SYS_BASE) +
-                REALVIEW_SYS_RESETCTL_OFFSET;
-        unsigned int val;
+        void __iomem *reset_ctrl = __io_address(REALVIEW_SYS_RESETCTL);
+        void __iomem *lock_ctrl = __io_address(REALVIEW_SYS_LOCK);
 
         /*
          * To reset, we hit the on-board reset register
          * in the system FPGA
          */
-        val = __raw_readl(hdr_ctrl);
-        val |= REALVIEW_PB11MP_SYS_CTRL_RESET_CONFIGCLR;
-        __raw_writel(val, hdr_ctrl);
+        __raw_writel(REALVIEW_SYS_LOCK_VAL, lock_ctrl);
+        __raw_writel(0x0000, reset_ctrl);
+        __raw_writel(0x0004, reset_ctrl);
 }
 
 static void __init realview_pb11mp_init(void)
diff --git a/arch/arm/mach-realview/realview_pba8.c b/arch/arm/mach-realview/realview_pba8.c
index fe861e96c566..fe4e25c4201a 100644
--- a/arch/arm/mach-realview/realview_pba8.c
+++ b/arch/arm/mach-realview/realview_pba8.c
@@ -272,6 +272,20 @@ static struct sys_timer realview_pba8_timer = {
         .init           = realview_pba8_timer_init,
 };
 
+static void realview_pba8_reset(char mode)
+{
+        void __iomem *reset_ctrl = __io_address(REALVIEW_SYS_RESETCTL);
+        void __iomem *lock_ctrl = __io_address(REALVIEW_SYS_LOCK);
+
+        /*
+         * To reset, we hit the on-board reset register
+         * in the system FPGA
+         */
+        __raw_writel(REALVIEW_SYS_LOCK_VAL, lock_ctrl);
+        __raw_writel(0x0000, reset_ctrl);
+        __raw_writel(0x0004, reset_ctrl);
+}
+
 static void __init realview_pba8_init(void)
 {
         int i;
@@ -291,6 +305,7 @@ static void __init realview_pba8_init(void)
 #ifdef CONFIG_LEDS
         leds_event = realview_leds_event;
 #endif
+        realview_reset = realview_pba8_reset;
 }
 
 MACHINE_START(REALVIEW_PBA8, "ARM-RealView PB-A8")
diff --git a/arch/arm/mach-realview/realview_pbx.c b/arch/arm/mach-realview/realview_pbx.c
index ec39488e2b42..d94857eb0690 100644
--- a/arch/arm/mach-realview/realview_pbx.c
+++ b/arch/arm/mach-realview/realview_pbx.c
@@ -324,6 +324,20 @@ static void realview_pbx_fixup(struct machine_desc *mdesc, struct tag *tags,
 #endif
 }
 
+static void realview_pbx_reset(char mode)
+{
+        void __iomem *reset_ctrl = __io_address(REALVIEW_SYS_RESETCTL);
+        void __iomem *lock_ctrl = __io_address(REALVIEW_SYS_LOCK);
+
+        /*
+         * To reset, we hit the on-board reset register
+         * in the system FPGA
+         */
+        __raw_writel(REALVIEW_SYS_LOCK_VAL, lock_ctrl);
+        __raw_writel(0x00F0, reset_ctrl);
+        __raw_writel(0x00F4, reset_ctrl);
+}
+
 static void __init realview_pbx_init(void)
 {
         int i;
@@ -358,6 +372,7 @@ static void __init realview_pbx_init(void)
 #ifdef CONFIG_LEDS
         leds_event = realview_leds_event;
 #endif
+        realview_reset = realview_pbx_reset;
 }
 
 MACHINE_START(REALVIEW_PBX, "ARM-RealView PBX")