[ARM] pxa/tosa: make use of the matrix keypad driver

Cc: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>

1 files changed, 98 insertions, 19 deletions

diff --git a/arch/arm/mach-pxa/tosa.c b/arch/arm/mach-pxa/tosa.c
index c854c168a45..ad552791c4c 100644
--- a/arch/arm/mach-pxa/tosa.c
+++ b/arch/arm/mach-pxa/tosa.c
@@ -32,6 +32,7 @@
 #include <linux/gpio.h>
 #include <linux/pda_power.h>
 #include <linux/spi/spi.h>
+#include <linux/input/matrix_keypad.h>
 
 #include <asm/setup.h>
 #include <asm/mach-types.h>
@@ -131,24 +132,24 @@ static unsigned long tosa_pin_config[] = {
         GPIO45_BTUART_RTS,
 
         /* Keybd */
-        GPIO58_GPIO | MFP_LPM_DRIVE_LOW,
-        GPIO59_GPIO | MFP_LPM_DRIVE_LOW,
-        GPIO60_GPIO | MFP_LPM_DRIVE_LOW,
-        GPIO61_GPIO | MFP_LPM_DRIVE_LOW,
-        GPIO62_GPIO | MFP_LPM_DRIVE_LOW,
-        GPIO63_GPIO | MFP_LPM_DRIVE_LOW,
-        GPIO64_GPIO | MFP_LPM_DRIVE_LOW,
-        GPIO65_GPIO | MFP_LPM_DRIVE_LOW,
-        GPIO66_GPIO | MFP_LPM_DRIVE_LOW,
-        GPIO67_GPIO | MFP_LPM_DRIVE_LOW,
-        GPIO68_GPIO | MFP_LPM_DRIVE_LOW,
-        GPIO69_GPIO | MFP_LPM_DRIVE_LOW,
-        GPIO70_GPIO | MFP_LPM_DRIVE_LOW,
-        GPIO71_GPIO | MFP_LPM_DRIVE_LOW,
-        GPIO72_GPIO | MFP_LPM_DRIVE_LOW,
-        GPIO73_GPIO | MFP_LPM_DRIVE_LOW,
-        GPIO74_GPIO | MFP_LPM_DRIVE_LOW,
-        GPIO75_GPIO | MFP_LPM_DRIVE_LOW,
+        GPIO58_GPIO | MFP_LPM_DRIVE_LOW,        /* Column 0 */
+        GPIO59_GPIO | MFP_LPM_DRIVE_LOW,        /* Column 1 */
+        GPIO60_GPIO | MFP_LPM_DRIVE_LOW,        /* Column 2 */
+        GPIO61_GPIO | MFP_LPM_DRIVE_LOW,        /* Column 3 */
+        GPIO62_GPIO | MFP_LPM_DRIVE_LOW,        /* Column 4 */
+        GPIO63_GPIO | MFP_LPM_DRIVE_LOW,        /* Column 5 */
+        GPIO64_GPIO | MFP_LPM_DRIVE_LOW,        /* Column 6 */
+        GPIO65_GPIO | MFP_LPM_DRIVE_LOW,        /* Column 7 */
+        GPIO66_GPIO | MFP_LPM_DRIVE_LOW,        /* Column 8 */
+        GPIO67_GPIO | MFP_LPM_DRIVE_LOW,        /* Column 9 */
+        GPIO68_GPIO | MFP_LPM_DRIVE_LOW,        /* Column 10 */
+        GPIO69_GPIO | MFP_LPM_DRIVE_LOW,        /* Row 0 */
+        GPIO70_GPIO | MFP_LPM_DRIVE_LOW,        /* Row 1 */
+        GPIO71_GPIO | MFP_LPM_DRIVE_LOW,        /* Row 2 */
+        GPIO72_GPIO | MFP_LPM_DRIVE_LOW,        /* Row 3 */
+        GPIO73_GPIO | MFP_LPM_DRIVE_LOW,        /* Row 4 */
+        GPIO74_GPIO | MFP_LPM_DRIVE_LOW,        /* Row 5 */
+        GPIO75_GPIO | MFP_LPM_DRIVE_LOW,        /* Row 6 */
 
         /* SPI */
         GPIO81_SSP2_CLK_OUT,
@@ -411,9 +412,87 @@ static struct platform_device tosa_power_device = {
 /*
  * Tosa Keyboard
  */
+static const uint32_t tosakbd_keymap[] = {
+        KEY(0, 2, KEY_W),
+        KEY(0, 6, KEY_K),
+        KEY(0, 7, KEY_BACKSPACE),
+        KEY(0, 8, KEY_P),
+        KEY(1, 1, KEY_Q),
+        KEY(1, 2, KEY_E),
+        KEY(1, 3, KEY_T),
+        KEY(1, 4, KEY_Y),
+        KEY(1, 6, KEY_O),
+        KEY(1, 7, KEY_I),
+        KEY(1, 8, KEY_COMMA),
+        KEY(2, 1, KEY_A),
+        KEY(2, 2, KEY_D),
+        KEY(2, 3, KEY_G),
+        KEY(2, 4, KEY_U),
+        KEY(2, 6, KEY_L),
+        KEY(2, 7, KEY_ENTER),
+        KEY(2, 8, KEY_DOT),
+        KEY(3, 1, KEY_Z),
+        KEY(3, 2, KEY_C),
+        KEY(3, 3, KEY_V),
+        KEY(3, 4, KEY_J),
+        KEY(3, 5, TOSA_KEY_ADDRESSBOOK),
+        KEY(3, 6, TOSA_KEY_CANCEL),
+        KEY(3, 7, TOSA_KEY_CENTER),
+        KEY(3, 8, TOSA_KEY_OK),
+        KEY(3, 9, KEY_LEFTSHIFT),
+        KEY(4, 1, KEY_S),
+        KEY(4, 2, KEY_R),
+        KEY(4, 3, KEY_B),
+        KEY(4, 4, KEY_N),
+        KEY(4, 5, TOSA_KEY_CALENDAR),
+        KEY(4, 6, TOSA_KEY_HOMEPAGE),
+        KEY(4, 7, KEY_LEFTCTRL),
+        KEY(4, 8, TOSA_KEY_LIGHT),
+        KEY(4, 10, KEY_RIGHTSHIFT),
+        KEY(5, 1, KEY_TAB),
+        KEY(5, 2, KEY_SLASH),
+        KEY(5, 3, KEY_H),
+        KEY(5, 4, KEY_M),
+        KEY(5, 5, TOSA_KEY_MENU),
+        KEY(5, 7, KEY_UP),
+        KEY(5, 11, TOSA_KEY_FN),
+        KEY(6, 1, KEY_X),
+        KEY(6, 2, KEY_F),
+        KEY(6, 3, KEY_SPACE),
+        KEY(6, 4, KEY_APOSTROPHE),
+        KEY(6, 5, TOSA_KEY_MAIL),
+        KEY(6, 6, KEY_LEFT),
+        KEY(6, 7, KEY_DOWN),
+        KEY(6, 8, KEY_RIGHT),
+};
+
+static struct matrix_keymap_data tosakbd_keymap_data = {
+        .keymap         = tosakbd_keymap,
+        .keymap_size    = ARRAY_SIZE(tosakbd_keymap),
+};
+
+static const int tosakbd_col_gpios[] =
+                        { 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68 };
+static const int tosakbd_row_gpios[] =
+                        { 69, 70, 71, 72, 73, 74, 75 };
+
+static struct matrix_keypad_platform_data tosakbd_pdata = {
+        .keymap_data            = &tosakbd_keymap_data,
+        .row_gpios              = tosakbd_row_gpios,
+        .col_gpios              = tosakbd_col_gpios,
+        .num_row_gpios          = ARRAY_SIZE(tosakbd_row_gpios),
+        .num_col_gpios          = ARRAY_SIZE(tosakbd_col_gpios),
+        .col_scan_delay_us      = 10,
+        .debounce_ms            = 10,
+        .wakeup                 = 1,
+};
+
 static struct platform_device tosakbd_device = {
-        .name           = "tosa-keyboard",
+        .name           = "matrix-keypad",
         .id             = -1,
+        .dev            = {
+                .platform_data = &tosakbd_pdata,
+        },
 };
 
 static struct gpio_keys_button tosa_gpio_keys[] = {