input/keyboard/twl4030_keypad.c

3  * twl4030_keypad.c - driver for 8x8 keypad controller in twl4030 chips
25  * The TWL4030 family chips include a keypad controller that supports
38 #define TWL4030_MAX_ROWS	8	/* TWL4030 hard limit */
132 			"Couldn't read TWL4030: %X - ret %d[%x]\n",  in twl4030_kpread()
144 			"Could not write TWL4030: %X - ret %d[%x]\n",  in twl4030_kpwrite_u8()
250 	/* Read & Clear TWL4030 pending interrupt */  in do_kp_irq()
321  * and configures TWL4030 keypad registers
345 	input->name		= "TWL4030 Keypad";  in twl4030_kp_probe()
399 			"Unable to register twl4030 keypad device\n");  in twl4030_kp_probe()
409 	 * the need to access the TWL4030 over the I2C bus.  in twl4030_kp_probe()
434 	{ .compatible = "ti,twl4030-keypad" },
441  * NOTE: twl4030 are multi-function devices connected via I2C.
456 MODULE_DESCRIPTION("TWL4030 Keypad Driver");