[ARM] pxa/spitz: make use of GPIO based matrix keypad driver
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c
index da85327..c4b8305 100644
--- a/arch/arm/mach-pxa/spitz.c
+++ b/arch/arm/mach-pxa/spitz.c
@@ -24,6 +24,7 @@
#include <linux/spi/ads7846.h>
#include <linux/spi/corgi_lcd.h>
#include <linux/mtd/sharpsl.h>
+#include <linux/input/matrix_keypad.h>
#include <asm/setup.h>
#include <asm/mach-types.h>
@@ -111,6 +112,26 @@
GPIO105_GPIO, /* SPITZ_GPIO_CF_IRQ */
GPIO106_GPIO, /* SPITZ_GPIO_CF2_IRQ */
+ /* GPIO matrix keypad */
+ GPIO88_GPIO, /* column 0 */
+ GPIO23_GPIO, /* column 1 */
+ GPIO24_GPIO, /* column 2 */
+ GPIO25_GPIO, /* column 3 */
+ GPIO26_GPIO, /* column 4 */
+ GPIO27_GPIO, /* column 5 */
+ GPIO52_GPIO, /* column 6 */
+ GPIO103_GPIO, /* column 7 */
+ GPIO107_GPIO, /* column 8 */
+ GPIO108_GPIO, /* column 9 */
+ GPIO114_GPIO, /* column 10 */
+ GPIO12_GPIO, /* row 0 */
+ GPIO17_GPIO, /* row 1 */
+ GPIO91_GPIO, /* row 2 */
+ GPIO34_GPIO, /* row 3 */
+ GPIO36_GPIO, /* row 4 */
+ GPIO38_GPIO, /* row 5 */
+ GPIO39_GPIO, /* row 6 */
+
/* I2C */
GPIO117_I2C_SCL,
GPIO118_I2C_SDA,
@@ -242,9 +263,115 @@
/*
* Spitz Keyboard Device
*/
+#define SPITZ_KEY_CALENDAR KEY_F1
+#define SPITZ_KEY_ADDRESS KEY_F2
+#define SPITZ_KEY_FN KEY_F3
+#define SPITZ_KEY_CANCEL KEY_F4
+#define SPITZ_KEY_EXOK KEY_F5
+#define SPITZ_KEY_EXCANCEL KEY_F6
+#define SPITZ_KEY_EXJOGDOWN KEY_F7
+#define SPITZ_KEY_EXJOGUP KEY_F8
+#define SPITZ_KEY_JAP1 KEY_LEFTALT
+#define SPITZ_KEY_JAP2 KEY_RIGHTCTRL
+#define SPITZ_KEY_SYNC KEY_F9
+#define SPITZ_KEY_MAIL KEY_F10
+#define SPITZ_KEY_OK KEY_F11
+#define SPITZ_KEY_MENU KEY_F12
+
+static const uint32_t spitzkbd_keymap[] = {
+ KEY(0, 0, KEY_LEFTCTRL),
+ KEY(0, 1, KEY_1),
+ KEY(0, 2, KEY_3),
+ KEY(0, 3, KEY_5),
+ KEY(0, 4, KEY_6),
+ KEY(0, 5, KEY_7),
+ KEY(0, 6, KEY_9),
+ KEY(0, 7, KEY_0),
+ KEY(0, 8, KEY_BACKSPACE),
+ KEY(0, 9, SPITZ_KEY_EXOK), /* EXOK */
+ KEY(0, 10, SPITZ_KEY_EXCANCEL), /* EXCANCEL */
+ KEY(1, 1, KEY_2),
+ KEY(1, 2, KEY_4),
+ KEY(1, 3, KEY_R),
+ KEY(1, 4, KEY_Y),
+ KEY(1, 5, KEY_8),
+ KEY(1, 6, KEY_I),
+ KEY(1, 7, KEY_O),
+ KEY(1, 8, KEY_P),
+ KEY(1, 9, SPITZ_KEY_EXJOGDOWN), /* EXJOGDOWN */
+ KEY(1, 10, SPITZ_KEY_EXJOGUP), /* EXJOGUP */
+ KEY(2, 0, KEY_TAB),
+ KEY(2, 1, KEY_Q),
+ KEY(2, 2, KEY_E),
+ KEY(2, 3, KEY_T),
+ KEY(2, 4, KEY_G),
+ KEY(2, 5, KEY_U),
+ KEY(2, 6, KEY_J),
+ KEY(2, 7, KEY_K),
+ KEY(3, 0, SPITZ_KEY_ADDRESS), /* ADDRESS */
+ KEY(3, 1, KEY_W),
+ KEY(3, 2, KEY_S),
+ KEY(3, 3, KEY_F),
+ KEY(3, 4, KEY_V),
+ KEY(3, 5, KEY_H),
+ KEY(3, 6, KEY_M),
+ KEY(3, 7, KEY_L),
+ KEY(3, 9, KEY_RIGHTSHIFT),
+ KEY(4, 0, SPITZ_KEY_CALENDAR), /* CALENDAR */
+ KEY(4, 1, KEY_A),
+ KEY(4, 2, KEY_D),
+ KEY(4, 3, KEY_C),
+ KEY(4, 4, KEY_B),
+ KEY(4, 5, KEY_N),
+ KEY(4, 6, KEY_DOT),
+ KEY(4, 8, KEY_ENTER),
+ KEY(4, 9, KEY_LEFTSHIFT),
+ KEY(5, 0, SPITZ_KEY_MAIL), /* MAIL */
+ KEY(5, 1, KEY_Z),
+ KEY(5, 2, KEY_X),
+ KEY(5, 3, KEY_MINUS),
+ KEY(5, 4, KEY_SPACE),
+ KEY(5, 5, KEY_COMMA),
+ KEY(5, 7, KEY_UP),
+ KEY(5, 10, SPITZ_KEY_FN), /* FN */
+ KEY(6, 0, KEY_SYSRQ),
+ KEY(6, 1, SPITZ_KEY_JAP1), /* JAP1 */
+ KEY(6, 2, SPITZ_KEY_JAP2), /* JAP2 */
+ KEY(6, 3, SPITZ_KEY_CANCEL), /* CANCEL */
+ KEY(6, 4, SPITZ_KEY_OK), /* OK */
+ KEY(6, 5, SPITZ_KEY_MENU), /* MENU */
+ KEY(6, 6, KEY_LEFT),
+ KEY(6, 7, KEY_DOWN),
+ KEY(6, 8, KEY_RIGHT),
+};
+
+static const struct matrix_keymap_data spitzkbd_keymap_data = {
+ .keymap = spitzkbd_keymap,
+ .keymap_size = ARRAY_SIZE(spitzkbd_keymap),
+};
+
+static const uint32_t spitzkbd_row_gpios[] =
+ { 12, 17, 91, 34, 36, 38, 39 };
+static const uint32_t spitzkbd_col_gpios[] =
+ { 88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114 };
+
+static struct matrix_keypad_platform_data spitzkbd_pdata = {
+ .keymap_data = &spitzkbd_keymap_data,
+ .row_gpios = spitzkbd_row_gpios,
+ .col_gpios = spitzkbd_col_gpios,
+ .num_row_gpios = ARRAY_SIZE(spitzkbd_row_gpios),
+ .num_col_gpios = ARRAY_SIZE(spitzkbd_col_gpios),
+ .col_scan_delay_us = 10,
+ .debounce_ms = 10,
+ .wakeup = 1,
+};
+
static struct platform_device spitzkbd_device = {
- .name = "spitz-keyboard",
+ .name = "matrix-keypad",
.id = -1,
+ .dev = {
+ .platform_data = &spitzkbd_pdata,
+ },
};