11 files changed, 29 insertions, 46 deletions

diff --git a/arch/mips/au1000/common/au1xxx_irqmap.c b/arch/mips/au1000/common/au1xxx_irqmap.c
index 98a4e34b0248..37a10a01de9d 100644
--- a/arch/mips/au1000/common/au1xxx_irqmap.c
+++ b/arch/mips/au1000/common/au1xxx_irqmap.c
@@ -25,27 +25,10 @@
  *  with this program; if not, write  to the Free Software Foundation, Inc.,
  *  675 Mass Ave, Cambridge, MA 02139, USA.
  */
-#include <linux/errno.h>
 #include <linux/init.h>
-#include <linux/irq.h>
-#include <linux/kernel_stat.h>
-#include <linux/module.h>
-#include <linux/signal.h>
-#include <linux/sched.h>
-#include <linux/types.h>
-#include <linux/interrupt.h>
-#include <linux/ioport.h>
-#include <linux/timex.h>
-#include <linux/slab.h>
-#include <linux/random.h>
-#include <linux/delay.h>
-#include <linux/bitops.h>
+#include <linux/kernel.h>
 
-#include <asm/bootinfo.h>
-#include <asm/io.h>
-#include <asm/mipsregs.h>
-#include <asm/system.h>
-#include <asm/mach-au1x00/au1000.h>
+#include <au1000.h>
 
 /* The IC0 interrupt table.  This is processor, rather than
  * board dependent, so no reason to keep this info in the board
diff --git a/arch/mips/au1000/common/dbdma.c b/arch/mips/au1000/common/dbdma.c
index edf91f41a786..428ed275a0f6 100644
--- a/arch/mips/au1000/common/dbdma.c
+++ b/arch/mips/au1000/common/dbdma.c
@@ -179,7 +179,7 @@ static dbdev_tab_t dbdev_tab[] = {
         { 0, 0, 0, 0, 0, 0, 0 },
 };
 
-#define DBDEV_TAB_SIZE (sizeof(dbdev_tab) / sizeof(dbdev_tab_t))
+#define DBDEV_TAB_SIZE  ARRAY_SIZE(dbdev_tab)
 
 static chan_tab_t *chan_tab_ptr[NUM_DBDMA_CHANS];
 
diff --git a/arch/mips/au1000/db1x00/init.c b/arch/mips/au1000/db1x00/init.c
index 43298fd9459c..e822c123eab8 100644
--- a/arch/mips/au1000/db1x00/init.c
+++ b/arch/mips/au1000/db1x00/init.c
@@ -57,17 +57,6 @@ void __init prom_init(void)
         prom_argv = (char **) fw_arg1;
         prom_envp = (char **) fw_arg2;
 
-        /* Set the platform # */
-#if     defined(CONFIG_MIPS_DB1550)
-        mips_machtype = MACH_DB1550;
-#elif   defined(CONFIG_MIPS_DB1500)
-        mips_machtype = MACH_DB1500;
-#elif   defined(CONFIG_MIPS_DB1100)
-        mips_machtype = MACH_DB1100;
-#else
-        mips_machtype = MACH_DB1000;
-#endif
-
         prom_init_cmdline();
 
         memsize_str = prom_getenv("memsize");
diff --git a/arch/mips/au1000/mtx-1/init.c b/arch/mips/au1000/mtx-1/init.c
index cdeae3212a2d..e700fd312a24 100644
--- a/arch/mips/au1000/mtx-1/init.c
+++ b/arch/mips/au1000/mtx-1/init.c
@@ -54,8 +54,6 @@ void __init prom_init(void)
         prom_argv = (char **) fw_arg1;
         prom_envp = (char **) fw_arg2;
 
-        mips_machtype = MACH_MTX1;      /* set the platform # */
-
         prom_init_cmdline();
 
         memsize_str = prom_getenv("memsize");
diff --git a/arch/mips/au1000/mtx-1/platform.c b/arch/mips/au1000/mtx-1/platform.c
index 49c0fb409fea..ce8637b3afa9 100644
--- a/arch/mips/au1000/mtx-1/platform.c
+++ b/arch/mips/au1000/mtx-1/platform.c
@@ -22,9 +22,32 @@
 #include <linux/types.h>
 #include <linux/platform_device.h>
 #include <linux/leds.h>
+#include <linux/gpio_keys.h>
+#include <linux/input.h>
 
 #include <asm/gpio.h>
 
+static struct gpio_keys_button mtx1_gpio_button[] = {
+        {
+                .gpio = 207,
+                .code = BTN_0,
+                .desc = "System button",
+        }
+};
+
+static struct gpio_keys_platform_data mtx1_buttons_data = {
+        .buttons = mtx1_gpio_button,
+        .nbuttons = ARRAY_SIZE(mtx1_gpio_button),
+};
+
+static struct platform_device mtx1_button = {
+        .name = "gpio-keys",
+        .id = -1,
+        .dev = {
+                .platform_data = &mtx1_buttons_data,
+        }
+};
+
 static struct resource mtx1_wdt_res[] = {
         [0] = {
                 .start  = 15,
@@ -66,11 +89,13 @@ static struct platform_device mtx1_gpio_leds = {
 
 static struct __initdata platform_device * mtx1_devs[] = {
         &mtx1_gpio_leds,
-        &mtx1_wdt
+        &mtx1_wdt,
+        &mtx1_button
 };
 
 static int __init mtx1_register_devices(void)
 {
+        gpio_direction_input(207);
         return platform_add_devices(mtx1_devs, ARRAY_SIZE(mtx1_devs));
 }
 
diff --git a/arch/mips/au1000/pb1000/init.c b/arch/mips/au1000/pb1000/init.c
index ddccaf6997d0..2515b9fb24af 100644
--- a/arch/mips/au1000/pb1000/init.c
+++ b/arch/mips/au1000/pb1000/init.c
@@ -52,8 +52,6 @@ void __init prom_init(void)
         prom_argv = (char **) fw_arg1;
         prom_envp = (char **) fw_arg2;
 
-        mips_machtype = MACH_PB1000;
-
         prom_init_cmdline();
         memsize_str = prom_getenv("memsize");
         if (!memsize_str) {
diff --git a/arch/mips/au1000/pb1100/init.c b/arch/mips/au1000/pb1100/init.c
index c93fd39b4aba..490c3801c275 100644
--- a/arch/mips/au1000/pb1100/init.c
+++ b/arch/mips/au1000/pb1100/init.c
@@ -53,8 +53,6 @@ void __init prom_init(void)
         prom_argv = (char **) fw_arg1;
         prom_envp = (char **) fw_arg3;
 
-        mips_machtype = MACH_PB1100;
-
         prom_init_cmdline();
 
         memsize_str = prom_getenv("memsize");
diff --git a/arch/mips/au1000/pb1200/init.c b/arch/mips/au1000/pb1200/init.c
index c251570749ee..069ed45f04f2 100644
--- a/arch/mips/au1000/pb1200/init.c
+++ b/arch/mips/au1000/pb1200/init.c
@@ -53,8 +53,6 @@ void __init prom_init(void)
         prom_argv = (char **) fw_arg1;
         prom_envp = (char **) fw_arg2;
 
-        mips_machtype = MACH_PB1200;
-
         prom_init_cmdline();
         memsize_str = prom_getenv("memsize");
         if (!memsize_str) {
diff --git a/arch/mips/au1000/pb1500/init.c b/arch/mips/au1000/pb1500/init.c
index 507d4b204161..db558c967048 100644
--- a/arch/mips/au1000/pb1500/init.c
+++ b/arch/mips/au1000/pb1500/init.c
@@ -53,8 +53,6 @@ void __init prom_init(void)
         prom_argv = (char **) fw_arg1;
         prom_envp = (char **) fw_arg2;
 
-        mips_machtype = MACH_PB1500;
-
         prom_init_cmdline();
         memsize_str = prom_getenv("memsize");
         if (!memsize_str) {
diff --git a/arch/mips/au1000/pb1550/init.c b/arch/mips/au1000/pb1550/init.c
index b03eee601e36..b716363ea564 100644
--- a/arch/mips/au1000/pb1550/init.c
+++ b/arch/mips/au1000/pb1550/init.c
@@ -53,8 +53,6 @@ void __init prom_init(void)
         prom_argv = (char **) fw_arg1;
         prom_envp = (char **) fw_arg2;
 
-        mips_machtype = MACH_PB1550;
-
         prom_init_cmdline();
         memsize_str = prom_getenv("memsize");
         if (!memsize_str) {
diff --git a/arch/mips/au1000/xxs1500/init.c b/arch/mips/au1000/xxs1500/init.c
index 6532939f377a..7e6878c1b0a5 100644
--- a/arch/mips/au1000/xxs1500/init.c
+++ b/arch/mips/au1000/xxs1500/init.c
@@ -52,8 +52,6 @@ void __init prom_init(void)
         prom_argv = (char **) fw_arg1;
         prom_envp = (char **) fw_arg2;
 
-        mips_machtype = MACH_XXS1500;   /* set the platform # */
-
         prom_init_cmdline();
 
         memsize_str = prom_getenv("memsize");