Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
[~shefty/rdma-dev.git] / arch / arm / mach-ux500 / board-mop500.c
index fcb587f825ccf6c7b195277365e29e5aa58d2710..cac83a694880f6dd6d17a62d39387cbf58128144 100644 (file)
 #include <linux/amba/pl022.h>
 #include <linux/spi/spi.h>
 #include <linux/mfd/ab8500.h>
+#include <linux/input/matrix_keypad.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
 
 #include <plat/pincfg.h>
 #include <plat/i2c.h>
+#include <plat/ske.h>
 
 #include <mach/hardware.h>
 #include <mach/setup.h>
@@ -49,6 +51,24 @@ static pin_cfg_t mop500_pins[] = {
        GPIO11_I2C2_SCL,
        GPIO229_I2C3_SDA,
        GPIO230_I2C3_SCL,
+
+       /* SKE keypad */
+       GPIO153_KP_I7,
+       GPIO154_KP_I6,
+       GPIO155_KP_I5,
+       GPIO156_KP_I4,
+       GPIO157_KP_O7,
+       GPIO158_KP_O6,
+       GPIO159_KP_O5,
+       GPIO160_KP_O4,
+       GPIO161_KP_I3,
+       GPIO162_KP_I2,
+       GPIO163_KP_I1,
+       GPIO164_KP_I0,
+       GPIO165_KP_O3,
+       GPIO166_KP_O2,
+       GPIO167_KP_O1,
+       GPIO168_KP_O0,
 };
 
 static void ab4500_spi_cs_control(u32 command)
@@ -148,12 +168,120 @@ static struct amba_device *amba_devs[] __initdata = {
        &u8500_ssp0_device,
 };
 
+static const unsigned int ux500_keymap[] = {
+       KEY(2, 5, KEY_END),
+       KEY(4, 1, KEY_POWER),
+       KEY(3, 5, KEY_VOLUMEDOWN),
+       KEY(1, 3, KEY_3),
+       KEY(5, 2, KEY_RIGHT),
+       KEY(5, 0, KEY_9),
+
+       KEY(0, 5, KEY_MENU),
+       KEY(7, 6, KEY_ENTER),
+       KEY(4, 5, KEY_0),
+       KEY(6, 7, KEY_2),
+       KEY(3, 4, KEY_UP),
+       KEY(3, 3, KEY_DOWN),
+
+       KEY(6, 4, KEY_SEND),
+       KEY(6, 2, KEY_BACK),
+       KEY(4, 2, KEY_VOLUMEUP),
+       KEY(5, 5, KEY_1),
+       KEY(4, 3, KEY_LEFT),
+       KEY(3, 2, KEY_7),
+};
+
+static const struct matrix_keymap_data ux500_keymap_data = {
+       .keymap         = ux500_keymap,
+       .keymap_size    = ARRAY_SIZE(ux500_keymap),
+};
+
+/*
+ * Nomadik SKE keypad
+ */
+#define ROW_PIN_I0      164
+#define ROW_PIN_I1      163
+#define ROW_PIN_I2      162
+#define ROW_PIN_I3      161
+#define ROW_PIN_I4      156
+#define ROW_PIN_I5      155
+#define ROW_PIN_I6      154
+#define ROW_PIN_I7      153
+#define COL_PIN_O0      168
+#define COL_PIN_O1      167
+#define COL_PIN_O2      166
+#define COL_PIN_O3      165
+#define COL_PIN_O4      160
+#define COL_PIN_O5      159
+#define COL_PIN_O6      158
+#define COL_PIN_O7      157
+
+#define SKE_KPD_MAX_ROWS        8
+#define SKE_KPD_MAX_COLS        8
+
+static int ske_kp_rows[] = {
+       ROW_PIN_I0, ROW_PIN_I1, ROW_PIN_I2, ROW_PIN_I3,
+       ROW_PIN_I4, ROW_PIN_I5, ROW_PIN_I6, ROW_PIN_I7,
+};
+
+/*
+ * ske_set_gpio_row: request and set gpio rows
+ */
+static int ske_set_gpio_row(int gpio)
+{
+       int ret;
+
+       ret = gpio_request(gpio, "ske-kp");
+       if (ret < 0) {
+               pr_err("ske_set_gpio_row: gpio request failed\n");
+               return ret;
+       }
+
+       ret = gpio_direction_output(gpio, 1);
+       if (ret < 0) {
+               pr_err("ske_set_gpio_row: gpio direction failed\n");
+               gpio_free(gpio);
+       }
+
+       return ret;
+}
+
+/*
+ * ske_kp_init - enable the gpio configuration
+ */
+static int ske_kp_init(void)
+{
+       int ret, i;
+
+       for (i = 0; i < SKE_KPD_MAX_ROWS; i++) {
+               ret = ske_set_gpio_row(ske_kp_rows[i]);
+               if (ret < 0) {
+                       pr_err("ske_kp_init: failed init\n");
+                       return ret;
+               }
+       }
+
+       return 0;
+}
+
+static struct ske_keypad_platform_data ske_keypad_board = {
+       .init           = ske_kp_init,
+       .keymap_data    = &ux500_keymap_data,
+       .no_autorepeat  = true,
+       .krow           = SKE_KPD_MAX_ROWS,     /* 8x8 matrix */
+       .kcol           = SKE_KPD_MAX_COLS,
+       .debounce_ms    = 40,                   /* in millsecs */
+};
+
+
+
 /* add any platform devices here - TODO */
 static struct platform_device *platform_devs[] __initdata = {
        &u8500_i2c0_device,
        &ux500_i2c1_device,
        &ux500_i2c2_device,
        &ux500_i2c3_device,
+       &ux500_ske_keypad_device,
 };
 
 static void __init u8500_init_machine(void)
@@ -168,6 +296,7 @@ static void __init u8500_init_machine(void)
        ux500_i2c1_device.dev.platform_data = &u8500_i2c1_data;
        ux500_i2c2_device.dev.platform_data = &u8500_i2c2_data;
        ux500_i2c3_device.dev.platform_data = &u8500_i2c3_data;
+       ux500_ske_keypad_device.dev.platform_data = &ske_keypad_board;
 
        u8500_ssp0_device.dev.platform_data = &ssp0_platform_data;