summaryrefslogtreecommitdiffstats
path: root/drivers/iio/accel/kionix-kx022a.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/iio/accel/kionix-kx022a.h')
-rw-r--r--drivers/iio/accel/kionix-kx022a.h82
1 files changed, 82 insertions, 0 deletions
diff --git a/drivers/iio/accel/kionix-kx022a.h b/drivers/iio/accel/kionix-kx022a.h
new file mode 100644
index 0000000000..12424649d4
--- /dev/null
+++ b/drivers/iio/accel/kionix-kx022a.h
@@ -0,0 +1,82 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (C) 2022 ROHM Semiconductors
+ *
+ * ROHM/KIONIX KX022A accelerometer driver
+ */
+
+#ifndef _KX022A_H_
+#define _KX022A_H_
+
+#include <linux/bits.h>
+#include <linux/regmap.h>
+
+#define KX022A_REG_WHO 0x0f
+#define KX022A_ID 0xc8
+
+#define KX022A_REG_CNTL2 0x19
+#define KX022A_MASK_SRST BIT(7)
+#define KX022A_REG_CNTL 0x18
+#define KX022A_MASK_PC1 BIT(7)
+#define KX022A_MASK_RES BIT(6)
+#define KX022A_MASK_DRDY BIT(5)
+#define KX022A_MASK_GSEL GENMASK(4, 3)
+#define KX022A_GSEL_SHIFT 3
+#define KX022A_GSEL_2 0x0
+#define KX022A_GSEL_4 BIT(3)
+#define KX022A_GSEL_8 BIT(4)
+#define KX022A_GSEL_16 GENMASK(4, 3)
+
+#define KX022A_REG_INS2 0x13
+#define KX022A_MASK_INS2_DRDY BIT(4)
+#define KX122_MASK_INS2_WMI BIT(5)
+
+#define KX022A_REG_XHP_L 0x0
+#define KX022A_REG_XOUT_L 0x06
+#define KX022A_REG_YOUT_L 0x08
+#define KX022A_REG_ZOUT_L 0x0a
+#define KX022A_REG_COTR 0x0c
+#define KX022A_REG_TSCP 0x10
+#define KX022A_REG_INT_REL 0x17
+
+#define KX022A_REG_ODCNTL 0x1b
+
+#define KX022A_REG_BTS_WUF_TH 0x31
+#define KX022A_REG_MAN_WAKE 0x2c
+
+#define KX022A_REG_BUF_CNTL1 0x3a
+#define KX022A_MASK_WM_TH GENMASK(6, 0)
+#define KX022A_REG_BUF_CNTL2 0x3b
+#define KX022A_MASK_BUF_EN BIT(7)
+#define KX022A_MASK_BRES16 BIT(6)
+#define KX022A_REG_BUF_STATUS_1 0x3c
+#define KX022A_REG_BUF_STATUS_2 0x3d
+#define KX022A_REG_BUF_CLEAR 0x3e
+#define KX022A_REG_BUF_READ 0x3f
+#define KX022A_MASK_ODR GENMASK(3, 0)
+#define KX022A_ODR_SHIFT 3
+#define KX022A_FIFO_MAX_WMI_TH 41
+
+#define KX022A_REG_INC1 0x1c
+#define KX022A_REG_INC5 0x20
+#define KX022A_REG_INC6 0x21
+#define KX022A_MASK_IEN BIT(5)
+#define KX022A_MASK_IPOL BIT(4)
+#define KX022A_IPOL_LOW 0
+#define KX022A_IPOL_HIGH KX022A_MASK_IPOL1
+#define KX022A_MASK_ITYP BIT(3)
+#define KX022A_ITYP_PULSE KX022A_MASK_ITYP
+#define KX022A_ITYP_LEVEL 0
+
+#define KX022A_REG_INC4 0x1f
+#define KX022A_MASK_WMI BIT(5)
+
+#define KX022A_REG_SELF_TEST 0x60
+#define KX022A_MAX_REGISTER 0x60
+
+struct device;
+
+int kx022a_probe_internal(struct device *dev);
+extern const struct regmap_config kx022a_regmap;
+
+#endif