This patch adds support for Sharp CE-RH2 on Akita and CE-RH1 on C7x0.

This patch is a bit ugly:
- Device specific functions should be moved to platform infrastructure.
- Maybe define generic *_scoopexp functions handling Akita x Spitz differences.

Index: linux-2.6.24/drivers/input/keyboard/sharpsl_rc.c
===================================================================
--- linux-2.6.24.orig/drivers/input/keyboard/sharpsl_rc.c	2008-03-07 20:47:28.000000000 +0000
+++ linux-2.6.24/drivers/input/keyboard/sharpsl_rc.c	2008-03-07 22:36:40.000000000 +0000
@@ -21,12 +21,10 @@
 #include <linux/module.h>
 #include <linux/slab.h>
 
-#ifdef CONFIG_MACH_SPITZ
+#include <asm/mach-types.h>
 #include <asm/arch/spitz.h>
-#endif
-#ifdef CONFIG_MACH_CORGI
+#include <asm/arch/akita.h>
 #include <asm/arch/corgi.h>
-#endif
 
 #include <asm/arch/hardware.h>
 #include <asm/arch/pxa-regs.h>
@@ -42,12 +40,8 @@
 	unsigned char key;
 };
 
-#ifdef CONFIG_MACH_SPITZ
-#define REMOTE_AKIN_PULLUP SPITZ_SCP2_AKIN_PULLUP
-#define REMOTE_SCOOP_DEVICE spitzscoop2_device
-#define REMOTE_GPIO_INT SPITZ_GPIO_AK_INT
-#define REMOTE_IRQ_INT SPITZ_IRQ_GPIO_AK_INT
-static struct remote_control_key remote_keys[] = {
+static struct remote_control_key remote_keys_spitz[] = {
+	/* CE-RH2 values */
 	{ 25, 35, KEY_STOPCD},
 	{ 55, 65, KEY_PLAYPAUSE},
 	{ 85, 95, KEY_NEXTSONG},
@@ -56,23 +50,15 @@
 	{ 180, 190, KEY_MUTE},
 	{ 215, 225, KEY_VOLUMEDOWN},
 };
-#endif
-#ifdef CONFIG_MACH_CORGI
-#define REMOTE_AKIN_PULLUP CORGI_SCP_AKIN_PULLUP
-#define REMOTE_SCOOP_DEVICE corgiscoop_device
-#define REMOTE_GPIO_INT CORGI_GPIO_AK_INT
-#define REMOTE_IRQ_INT CORGI_IRQ_GPIO_AK_INT
-static struct remote_control_key remote_keys[] = {
-    //These need to be fixed for the CE-RH1's values
-	{ 25, 35, KEY_STOPCD},
-	{ 55, 65, KEY_PLAYPAUSE},
-	{ 85, 95, KEY_NEXTSONG},
-	{ 115, 125, KEY_VOLUMEUP},
-	{ 145, 155, KEY_PREVIOUSSONG},
-	{ 180, 190, KEY_MUTE},
-	{ 215, 225, KEY_VOLUMEDOWN},
+static struct remote_control_key remote_keys_corgi[] = {
+	/* CE-RH1 values */
+	{ 27, 35, KEY_STOPCD},
+	{ 7, 13, KEY_PLAYPAUSE},
+	{ 77, 93, KEY_NEXTSONG},
+	{ 115, 132, KEY_VOLUMEUP},
+	{ 46, 58, KEY_PREVIOUSSONG},
+	{ 170, 186, KEY_VOLUMEDOWN},
 };
-#endif
 
 #define RELEASE_HI      230
 #define MAX_EARPHONE    6
@@ -98,9 +84,17 @@
 static int get_remocon_raw(void)
 {
 	int i, val;
+	struct remote_control_key *remote_keys;
+
+	if (machine_is_borzoi() || machine_is_spitz() || machine_is_akita())
+		remote_keys = remote_keys_spitz;
+	else
+		remote_keys = remote_keys_corgi;
 
 	val = sharpsl_pm_pxa_read_max1111(MAX1111_REMCOM);
-	for (i = 0; i < ARRAY_SIZE(remote_keys); ++i) {
+	for (i = 0; i < (machine_is_borzoi() || machine_is_spitz() || machine_is_akita() ?
+			 ARRAY_SIZE(remote_keys_spitz) : ARRAY_SIZE(remote_keys_corgi));
+			 ++i) {
 		if (val >= remote_keys[i].min
 			&& val <= remote_keys[i].max) {
 			printk("get_remocon_raw: VAL=%i, KEY=%i\n", val, remote_keys[i].key);
@@ -121,8 +115,12 @@
 		data->state = 0;
 		data->last_key = 0;
 
-		reset_scoop_gpio(&REMOTE_SCOOP_DEVICE.dev, REMOTE_AKIN_PULLUP);
-
+		if (machine_is_borzoi() || machine_is_spitz())
+			reset_scoop_gpio(&platform_scoop_config->devs[1].dev, SPITZ_SCP2_AKIN_PULLUP);
+		else if (machine_is_akita())
+            		akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_AKIN_PULLUP);
+		else
+			reset_scoop_gpio(&platform_scoop_config->devs[0].dev, CORGI_SCP_AKIN_PULLUP);
 		mod_timer(&data->rctimer, jiffies + msecs_to_jiffies(RC_POLL_MS));
 	}
 	return IRQ_HANDLED;
@@ -182,7 +180,12 @@
 	if (timer) {
 		mod_timer(&data->rctimer, jiffies + msecs_to_jiffies(RC_POLL_MS));
 	} else {
-		set_scoop_gpio(&REMOTE_SCOOP_DEVICE.dev, REMOTE_AKIN_PULLUP);
+		if (machine_is_borzoi() || machine_is_spitz())
+			set_scoop_gpio(&platform_scoop_config->devs[1].dev, SPITZ_SCP2_AKIN_PULLUP);
+		else if (machine_is_akita())
+            		akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_AKIN_PULLUP);
+		else
+			set_scoop_gpio(&platform_scoop_config->devs[0].dev, CORGI_SCP_AKIN_PULLUP);
 		data->handling_press = 0;
 	}
 }
@@ -192,6 +195,7 @@
 	struct sharpsl_rc *sharpsl_rc;
 	struct input_dev *input_dev;
 	int i, ret;
+	struct remote_control_key *remote_keys;
 
 	dev_dbg(&pdev->dev, "sharpsl_rc_probe\n");
 
@@ -225,17 +229,32 @@
 
 	input_dev->evbit[0] = BIT(EV_KEY);
 
-	for (i = 0; i <= ARRAY_SIZE(remote_keys); i++)
+	if (machine_is_borzoi() || machine_is_spitz() || machine_is_akita())
+		remote_keys = remote_keys_spitz;
+	else
+		remote_keys = remote_keys_corgi;
+	for (i = 0; i < (machine_is_borzoi() || machine_is_spitz() || machine_is_akita() ?
+			 ARRAY_SIZE(remote_keys_spitz) : ARRAY_SIZE(remote_keys_corgi));
+			 ++i)
 	  set_bit(remote_keys[i].key, input_dev->keybit);
 
 	input_register_device(sharpsl_rc->input);
 
-	pxa_gpio_mode(REMOTE_GPIO_INT | GPIO_IN);
-	ret = request_irq(REMOTE_IRQ_INT,
-					  sharpsl_rc_interrupt,
-					  IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING | IRQF_SHARED,
-					  "sharpsl_rc",
-					  sharpsl_rc);
+	if (machine_is_borzoi() || machine_is_spitz() || machine_is_akita()) {
+		pxa_gpio_mode(SPITZ_GPIO_AK_INT | GPIO_IN);
+		ret = request_irq(SPITZ_IRQ_GPIO_AK_INT,
+				  sharpsl_rc_interrupt,
+				  IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING | IRQF_SHARED,
+				  "sharpsl_rc",
+				  sharpsl_rc);
+	} else {
+		pxa_gpio_mode(CORGI_GPIO_AK_INT | GPIO_IN);
+		ret = request_irq(CORGI_IRQ_GPIO_AK_INT,
+				  sharpsl_rc_interrupt,
+				  IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING | IRQF_SHARED,
+				  "sharpsl_rc",
+				  sharpsl_rc);
+	}
 	if (ret < 0) {
 		dev_dbg(&pdev->dev, "Can't get IRQ: %d!\n", i);
 		kfree(sharpsl_rc);
@@ -252,7 +271,10 @@
 
 	dev_dbg(&pdev->dev, "sharpsl_rc_remove\n");
 
-	free_irq(REMOTE_IRQ_INT, sharpsl_rc);
+	if (machine_is_borzoi() || machine_is_spitz() || machine_is_akita())
+		free_irq(SPITZ_IRQ_GPIO_AK_INT, sharpsl_rc);
+	else
+		free_irq(CORGI_IRQ_GPIO_AK_INT, sharpsl_rc);
 	del_timer_sync(&sharpsl_rc->rctimer);
 	input_unregister_device(sharpsl_rc->input);
 	kfree(sharpsl_rc);