diff options
Diffstat (limited to 'driver/ioexpander/pcal6408.h')
| -rw-r--r-- | driver/ioexpander/pcal6408.h | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/driver/ioexpander/pcal6408.h b/driver/ioexpander/pcal6408.h deleted file mode 100644 index fc9969aab1..0000000000 --- a/driver/ioexpander/pcal6408.h +++ /dev/null @@ -1,42 +0,0 @@ -/* Copyright 2020 The Chromium OS Authors. All rights reserved. - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - * - * NXP PCA(L)6408 I/O expander - */ - -#ifndef __CROS_EC_IOEXPANDER_PCAL6408_H -#define __CROS_EC_IOEXPANDER_PCAL6408_H - -#define PCAL6408_I2C_ADDR0 0x20 -#define PCAL6408_I2C_ADDR1 0x21 - -#define PCAL6408_REG_INPUT 0x00 -#define PCAL6408_REG_OUTPUT 0x01 -#define PCAL6408_REG_POLARITY_INVERSION 0x02 -#define PCAL6408_REG_CONFIG 0x03 -#define PCAL6408_REG_OUT_STRENGTH0 0x40 -#define PCAL6408_REG_OUT_STRENGTH1 0x41 -#define PCAL6408_REG_INPUT_LATCH 0x42 -#define PCAL6408_REG_PULL_ENABLE 0x43 -#define PCAL6408_REG_PULL_UP_DOWN 0x44 -#define PCAL6408_REG_INT_MASK 0x45 -#define PCAL6408_REG_INT_STATUS 0x46 -#define PCAL6408_REG_OUT_CONFIG 0x4f - -#define PCAL6408_VALID_GPIO_MASK 0xff - -#define PCAL6408_OUTPUT 0 -#define PCAL6408_INPUT 1 - -#define PCAL6408_OUT_CONFIG_OPEN_DRAIN 0x01 - -/* - * Check which IO's interrupt event is triggered. If any, call its - * registered interrupt handler. - */ -int pcal6408_ioex_event_handler(int ioex); - -extern const struct ioexpander_drv pcal6408_ioexpander_drv; - -#endif /* __CROS_EC_IOEXPANDER_PCAL6408_H */ |