diff options
Diffstat (limited to 'drivers/staging/fsl-dpaa2/rtc/dprtc.h')
| -rw-r--r-- | drivers/staging/fsl-dpaa2/rtc/dprtc.h | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/drivers/staging/fsl-dpaa2/rtc/dprtc.h b/drivers/staging/fsl-dpaa2/rtc/dprtc.h new file mode 100644 index 0000000..fc96cac --- /dev/null +++ b/drivers/staging/fsl-dpaa2/rtc/dprtc.h @@ -0,0 +1,172 @@ +/* Copyright 2013-2016 Freescale Semiconductor Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * 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. + * * Neither the name of the above-listed copyright holders nor the + * names of any contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * + * ALTERNATIVELY, this software may be distributed under the terms of the + * GNU General Public License ("GPL") as published by the Free Software + * Foundation, either version 2 of that License or (at your option) any + * later version. + * + * 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 HOLDERS 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 __FSL_DPRTC_H +#define __FSL_DPRTC_H + +/* Data Path Real Time Counter API + * Contains initialization APIs and runtime control APIs for RTC + */ + +struct fsl_mc_io; + +/** + * Number of irq's + */ +#define DPRTC_MAX_IRQ_NUM 1 +#define DPRTC_IRQ_INDEX 0 + +/** + * Interrupt event masks: + */ + +/** + * Interrupt event mask indicating alarm event had occurred + */ +#define DPRTC_EVENT_ALARM 0x40000000 +/** + * Interrupt event mask indicating periodic pulse event had occurred + */ +#define DPRTC_EVENT_PPS 0x08000000 + +int dprtc_open(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + int dprtc_id, + uint16_t *token); + +int dprtc_close(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token); + +/** + * struct dprtc_cfg - Structure representing DPRTC configuration + * @options: place holder + */ +struct dprtc_cfg { + uint32_t options; +}; + +int dprtc_create(struct fsl_mc_io *mc_io, + uint16_t dprc_token, + uint32_t cmd_flags, + const struct dprtc_cfg *cfg, + uint32_t *obj_id); + +int dprtc_destroy(struct fsl_mc_io *mc_io, + uint16_t dprc_token, + uint32_t cmd_flags, + uint32_t object_id); + +int dprtc_set_clock_offset(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token, + int64_t offset); + +int dprtc_set_freq_compensation(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token, + uint32_t freq_compensation); + +int dprtc_get_freq_compensation(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token, + uint32_t *freq_compensation); + +int dprtc_get_time(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token, + uint64_t *time); + +int dprtc_set_time(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token, + uint64_t time); + +int dprtc_set_alarm(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token, + uint64_t time); + +int dprtc_set_irq_enable(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token, + uint8_t irq_index, + uint8_t en); + +int dprtc_get_irq_enable(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token, + uint8_t irq_index, + uint8_t *en); + +int dprtc_set_irq_mask(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token, + uint8_t irq_index, + uint32_t mask); + +int dprtc_get_irq_mask(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token, + uint8_t irq_index, + uint32_t *mask); + +int dprtc_get_irq_status(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token, + uint8_t irq_index, + uint32_t *status); + +int dprtc_clear_irq_status(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token, + uint8_t irq_index, + uint32_t status); + +/** + * struct dprtc_attr - Structure representing DPRTC attributes + * @id: DPRTC object ID + */ +struct dprtc_attr { + int id; +}; + +int dprtc_get_attributes(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token, + struct dprtc_attr *attr); + +int dprtc_get_api_version(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t *major_ver, + uint16_t *minor_ver); + +#endif /* __FSL_DPRTC_H */ |