drivers/i2c/alps: Add support for ALPS Touchpad driver

Add support for I2C ALPS Touchpad Device Driver.

BUG=none
BRANCH=none
TEST=Build and booted successfully on KBL RVP and Touchpad is working

Change-Id: I78b77bd7c4694ccf61260724f593bd59545c70e6
Signed-off-by: Barnali Sarkar <barnali.sarkar@intel.com>
Reviewed-on: https://review.coreboot.org/17390
Tested-by: build bot (Jenkins)
Reviewed-by: Furquan Shaikh <furquan@google.com>

1 files changed, 30 insertions, 0 deletions

diff --git a/src/drivers/i2c/alps/chip.h b/src/drivers/i2c/alps/chip.h
new file mode 100644
index 0000000000..fb0b0fab4f
--- /dev/null
+++ b/src/drivers/i2c/alps/chip.h
@@ -0,0 +1,30 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2016 Intel Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef __I2C_ALPS_CHIP_H__
+#define __I2C_ALPS_CHIP_H__
+
+#include <drivers/i2c/generic/chip.h>
+
+#define ALPS0001_HID		"ALPS0001"
+#define PNP0C50_CID		"PNP0C50"
+#define ALPS_TP_DESC		"ALPS Touchpad"
+
+struct drivers_i2c_alps_config {
+	struct drivers_i2c_generic_config generic;
+	uint8_t hid_desc_reg_offset;
+};
+
+#endif /* __I2C_ALPS_CHIP_H__ */