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Diffstat (limited to 'drivers/staging/media/atomisp/i2c/imx/dw9719.h')
-rw-r--r--drivers/staging/media/atomisp/i2c/imx/dw9719.h58
1 files changed, 58 insertions, 0 deletions
diff --git a/drivers/staging/media/atomisp/i2c/imx/dw9719.h b/drivers/staging/media/atomisp/i2c/imx/dw9719.h
new file mode 100644
index 0000000..711f412
--- /dev/null
+++ b/drivers/staging/media/atomisp/i2c/imx/dw9719.h
@@ -0,0 +1,58 @@
+/*
+ * Support for dw9719 vcm driver.
+ *
+ * Copyright (c) 2012 Intel Corporation. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License version
+ * 2 as published by the Free Software Foundation.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ *
+ */
+
+#ifndef __DW9719_H__
+#define __DW9719_H__
+
+#include "../../include/linux/atomisp_platform.h"
+#include <linux/types.h>
+
+#define DW9719_VCM_ADDR (0x18 >> 1)
+
+/* dw9719 device structure */
+struct dw9719_device {
+ struct timespec timestamp_t_focus_abs;
+ s16 number_of_steps;
+ bool initialized; /* true if dw9719 is detected */
+ s32 focus; /* Current focus value */
+ struct timespec focus_time; /* Time when focus was last time set */
+ __u8 buffer[4]; /* Used for i2c transactions */
+ const struct camera_af_platform_data *platform_data;
+};
+
+#define DW9719_INVALID_CONFIG 0xffffffff
+#define DW9719_MAX_FOCUS_POS 1023
+#define DELAY_PER_STEP_NS 1000000
+#define DELAY_MAX_PER_STEP_NS (1000000 * 1023)
+
+#define DW9719_INFO 0
+#define DW9719_ID 0xF1
+#define DW9719_CONTROL 2
+#define DW9719_VCM_CURRENT 3
+
+#define DW9719_MODE 6
+#define DW9719_VCM_FREQ 7
+
+#define DW9719_MODE_SAC3 0x40
+#define DW9719_DEFAULT_VCM_FREQ 0x04
+#define DW9719_ENABLE_RINGING 0x02
+
+#endif
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