ARM: OMAP: Add support for Amstrad Delta keypad

This adds support for the keypad on the top of the Amstrad Delta. It's
just a standard omap-keypad so all we need to do is add the keypad
layout and platform data to the board definition file.

Signed-off-by: Jonathan McDowell <noodles@earth.li>
Signed-off-by: Tony Lindgren <tony@atomide.com>

1 files changed, 109 insertions, 0 deletions

diff --git a/arch/arm/mach-omap1/board-ams-delta.c b/arch/arm/mach-omap1/board-ams-delta.c
index 8437d065ada5..fa2da7490dbe 100644
--- a/arch/arm/mach-omap1/board-ams-delta.c
+++ b/arch/arm/mach-omap1/board-ams-delta.c
@@ -14,6 +14,7 @@
 
 #include <linux/kernel.h>
 #include <linux/init.h>
+#include <linux/input.h>
 #include <linux/platform_device.h>
 
 #include <asm/hardware.h>
@@ -23,6 +24,7 @@
 
 #include <asm/arch/board-ams-delta.h>
 #include <asm/arch/gpio.h>
+#include <asm/arch/keypad.h>
 #include <asm/arch/mux.h>
 #include <asm/arch/usb.h>
 #include <asm/arch/board.h>
@@ -31,6 +33,86 @@
 static u8 ams_delta_latch1_reg;
 static u16 ams_delta_latch2_reg;
 
+static int ams_delta_keymap[] = {
+        KEY(0, 0, KEY_F1),      /* Advert       */
+
+        KEY(3, 0, KEY_COFFEE),  /* Games         */
+        KEY(2, 0, KEY_QUESTION),        /* Directory */
+        KEY(3, 2, KEY_CONNECT), /* Internet  */
+        KEY(2, 1, KEY_SHOP),    /* Services  */
+        KEY(1, 1, KEY_PHONE),   /* VoiceMail */
+
+        KEY(1, 0, KEY_DELETE),  /* Delete       */
+        KEY(2, 2, KEY_PLAY),    /* Play   */
+        KEY(0, 1, KEY_PAGEUP),  /* Up   */
+        KEY(3, 1, KEY_PAGEDOWN),        /* Down   */
+        KEY(0, 2, KEY_EMAIL),   /* ReadEmail */
+        KEY(1, 2, KEY_STOP),    /* Stop   */
+
+        /* Numeric keypad portion */
+        KEY(7, 0, KEY_KP1),
+        KEY(6, 0, KEY_KP2),
+        KEY(5, 0, KEY_KP3),
+        KEY(7, 1, KEY_KP4),
+        KEY(6, 1, KEY_KP5),
+        KEY(5, 1, KEY_KP6),
+        KEY(7, 2, KEY_KP7),
+        KEY(6, 2, KEY_KP8),
+        KEY(5, 2, KEY_KP9),
+        KEY(6, 3, KEY_KP0),
+        KEY(7, 3, KEY_KPASTERISK),
+        KEY(5, 3, KEY_KPDOT),   /* # key         */
+        KEY(2, 7, KEY_NUMLOCK), /* Mute   */
+        KEY(1, 7, KEY_KPMINUS), /* Recall       */
+        KEY(1, 6, KEY_KPPLUS),  /* Redial       */
+        KEY(6, 7, KEY_KPSLASH), /* Handsfree */
+        KEY(0, 6, KEY_ENTER),   /* Video         */
+
+        KEY(4, 7, KEY_CAMERA),  /* Photo         */
+
+        KEY(4, 0, KEY_F2),      /* Home   */
+        KEY(4, 1, KEY_F3),      /* Office       */
+        KEY(4, 2, KEY_F4),      /* Mobile       */
+        KEY(7, 7, KEY_F5),      /* SMS          */
+        KEY(5, 7, KEY_F6),      /* Email         */
+
+        /* QWERTY portion of keypad */
+        KEY(4, 3, KEY_Q),
+        KEY(3, 3, KEY_W),
+        KEY(2, 3, KEY_E),
+        KEY(1, 3, KEY_R),
+        KEY(0, 3, KEY_T),
+        KEY(7, 4, KEY_Y),
+        KEY(6, 4, KEY_U),
+        KEY(5, 4, KEY_I),
+        KEY(4, 4, KEY_O),
+        KEY(3, 4, KEY_P),
+
+        KEY(2, 4, KEY_A),
+        KEY(1, 4, KEY_S),
+        KEY(0, 4, KEY_D),
+        KEY(7, 5, KEY_F),
+        KEY(6, 5, KEY_G),
+        KEY(5, 5, KEY_H),
+        KEY(4, 5, KEY_J),
+        KEY(3, 5, KEY_K),
+        KEY(2, 5, KEY_L),
+
+        KEY(1, 5, KEY_Z),
+        KEY(0, 5, KEY_X),
+        KEY(7, 6, KEY_C),
+        KEY(6, 6, KEY_V),
+        KEY(5, 6, KEY_B),
+        KEY(4, 6, KEY_N),
+        KEY(3, 6, KEY_M),
+        KEY(2, 6, KEY_SPACE),
+
+        KEY(0, 7, KEY_LEFTSHIFT),       /* Vol up       */
+        KEY(3, 7, KEY_LEFTCTRL),        /* Vol down  */
+
+        0
+};
+
 void ams_delta_latch1_write(u8 mask, u8 value)
 {
         ams_delta_latch1_reg &= ~mask;
@@ -91,12 +173,39 @@ static struct omap_board_config_kernel ams_delta_config[] = {
         { OMAP_TAG_USB,         &ams_delta_usb_config },
 };
 
+static struct resource ams_delta_kp_resources[] = {
+        [0] = {
+                .start  = INT_KEYBOARD,
+                .end    = INT_KEYBOARD,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static struct omap_kp_platform_data ams_delta_kp_data = {
+        .rows           = 8,
+        .cols           = 8,
+        .keymap         = ams_delta_keymap,
+        .keymapsize     = ARRAY_SIZE(ams_delta_keymap),
+        .delay          = 9,
+};
+
+static struct platform_device ams_delta_kp_device = {
+        .name           = "omap-keypad",
+        .id             = -1,
+        .dev            = {
+                .platform_data = &ams_delta_kp_data,
+        },
+        .num_resources  = ARRAY_SIZE(ams_delta_kp_resources),
+        .resource       = ams_delta_kp_resources,
+};
+
 static struct platform_device ams_delta_led_device = {
         .name   = "ams-delta-led",
         .id     = -1
 };
 
 static struct platform_device *ams_delta_devices[] __initdata = {
+        &ams_delta_kp_device,
         &ams_delta_led_device,
 };