summaryrefslogtreecommitdiffstats
path: root/bsps/arm/lpc24xx/include/bsp/i2c.h
diff options
context:
space:
mode:
authorSebastian Huber <sebastian.huber@embedded-brains.de>2019-02-25 07:07:19 +0100
committerSebastian Huber <sebastian.huber@embedded-brains.de>2019-03-15 16:02:22 +0100
commit007d4e12977ca76d981368bd5e0303115f657946 (patch)
tree048c9f9c908d885a12c96bebc4a604a093b4dd7e /bsps/arm/lpc24xx/include/bsp/i2c.h
parent9e4895805af7023c23ba0cedf8f48934e3be5acc (diff)
downloadrtems-007d4e12977ca76d981368bd5e0303115f657946.tar.bz2
bsp/lpc24xx: Convert I2C driver to Linux API
Change license to BSD-2-Clause. Close #3725.
Diffstat (limited to 'bsps/arm/lpc24xx/include/bsp/i2c.h')
-rw-r--r--bsps/arm/lpc24xx/include/bsp/i2c.h66
1 files changed, 31 insertions, 35 deletions
diff --git a/bsps/arm/lpc24xx/include/bsp/i2c.h b/bsps/arm/lpc24xx/include/bsp/i2c.h
index 3c29468c4e..9c3566cd86 100644
--- a/bsps/arm/lpc24xx/include/bsp/i2c.h
+++ b/bsps/arm/lpc24xx/include/bsp/i2c.h
@@ -1,66 +1,62 @@
/**
* @file
*
- * @ingroup RTEMSBSPsARMLPC24XX_libi2c
- *
- * @brief LibI2C bus driver for the I2C modules.
+ * @ingroup RTEMSBSPsARMLPC24XXI2C
*/
/*
- * Copyright (c) 2009-2011 embedded brains GmbH. All rights reserved.
+ * SPDX-License-Identifier: BSD-2-Clause
+ *
+ * Copyright (C) 2009, 2019 embedded brains GmbH
*
- * embedded brains GmbH
- * Obere Lagerstr. 30
- * 82178 Puchheim
- * Germany
- * <rtems@embedded-brains.de>
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
*
- * The license and distribution terms for this file may be
- * found in the file LICENSE in this distribution or at
- * http://www.rtems.org/license/LICENSE.
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef LIBBSP_ARM_LPC24XX_I2C_H
#define LIBBSP_ARM_LPC24XX_I2C_H
-#include <rtems.h>
-#include <rtems/libi2c.h>
-
-#include <bsp/io.h>
-#include <bsp/lpc24xx.h>
-
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
/**
- * @defgroup lpc24xx_libi2c LPC24XX Bus Drivers
+ * @defgroup RTEMSBSPsARMLPC24XXI2C I2C Driver
*
* @ingroup RTEMSBSPsARMLPC24XX
*
- * @brief LibI2C bus drivers for LPC24XX.
- *
* @{
*/
-typedef struct {
- rtems_libi2c_bus_t bus;
- volatile lpc24xx_i2c *regs;
- size_t index;
- const lpc24xx_pin_range *pins;
- rtems_vector_number vector;
- rtems_id state_update;
- uint8_t *volatile data;
- uint8_t *volatile end;
-} lpc24xx_i2c_bus_entry;
+#define LPC24XX_I2C_0_BUS_PATH "/dev/i2c-0"
+
+#define LPC24XX_I2C_1_BUS_PATH "/dev/i2c-1"
-extern const rtems_libi2c_bus_ops_t lpc24xx_i2c_ops;
+#define LPC24XX_I2C_2_BUS_PATH "/dev/i2c-2"
-extern rtems_libi2c_bus_t *const lpc24xx_i2c_0;
+int lpc24xx_register_i2c_0(void);
-extern rtems_libi2c_bus_t *const lpc24xx_i2c_1;
+int lpc24xx_register_i2c_1(void);
-extern rtems_libi2c_bus_t *const lpc24xx_i2c_2;
+int lpc24xx_register_i2c_2(void);
/** @} */