Driver for the ADI AXI-ADXCVR Module. More...

#include <stdlib.h>
#include <stdio.h>
#include <inttypes.h>
#include "no_os_axi_io.h"
#include "no_os_util.h"
#include "no_os_alloc.h"
#include "no_os_error.h"
#include "no_os_delay.h"
#include "xilinx_transceiver.h"
#include "axi_adxcvr.h"
#include "no_os_print_log.h"
#include "no_os_clk.h"

Include dependency graph for axi_adxcvr.c:

Macros
#define	ADXCVR_REG_RESETN 0x0010

#define	ADXCVR_RESETN (1 << 0)

#define	ADXCVR_BUFSTATUS_RST NO_OS_BIT(1)

#define	ADXCVR_REG_STATUS 0x0014

#define	ADXCVR_STATUS (1 << 0)

#define	ADXCVR_BUFSTATUS_UNDERFLOW NO_OS_BIT(5)

#define	ADXCVR_BUFSTATUS_OVERFLOW NO_OS_BIT(6)

#define	ADXCVR_REG_CONTROL 0x0020

#define	ADXCVR_LPM_DFE_N (1 << 12)

#define	ADXCVR_RATE(x) (((x) & 0x7) << 8)

#define	ADXCVR_SYSCLK_SEL(x) (((x) & 0x3) << 4)

#define	ADXCVR_OUTCLK_SEL(x) (((x) & 0x7) << 0)

#define	ADXCVR_REG_SYNTH 0x24

#define	ADXCVR_LINK_MODE(x) (((x) >> 12) & NO_OS_GENMASK(1, 0))

#define	ADXCVR_204B 0x01

#define	ADXCVR_204C 0x02

#define	ADXCVR_REG_DRP_SEL(x) (0x0040 + (x))

#define	ADXCVR_REG_DRP_CTRL(x) (0x0044 + (x))

#define	ADXCVR_DRP_CTRL_WR (1 << 28)

#define	ADXCVR_DRP_CTRL_ADDR(x) (((x) & 0xFFF) << 16)

#define	ADXCVR_DRP_CTRL_WDATA(x) (((x) & 0xFFFF) << 0)

#define	ADXCVR_REG_DRP_STATUS(x) (0x0048 + (x))

#define	ADXCVR_DRP_STATUS_BUSY (1 << 16)

#define	ADXCVR_DRP_STATUS_RDATA(x) (((x) & 0xFFFF) << 0)

#define	ADXCVR_DRP_PORT_ADDR_COMMON 0x00

#define	ADXCVR_DRP_PORT_ADDR_CHANNEL 0x20

#define	ADXCVR_DRP_PORT_COMMON(x) (x)

#define	ADXCVR_DRP_PORT_CHANNEL(x) (0x100 + (x))

#define	ADXCVR_BROADCAST 0xff

#define	ADI_AXI_PCORE_VER(major, minor, patch) (((major) << 16) \| ((minor) << 8) \| (patch))

Functions
int32_t	adxcvr_write (struct adxcvr *xcvr, uint32_t reg_addr, uint32_t reg_val)
	AXI ADXCVR Write. More...

int32_t	adxcvr_read (struct adxcvr xcvr, uint32_t reg_addr, uint32_t reg_val)
	AXI ADXCVR Read. More...

int32_t	adxcvr_drp_wait_idle (struct adxcvr *xcvr, uint32_t drp_addr)
	Read AXI ADXCVR DRP status. More...

int	adxcvr_drp_read (struct adxcvr xcvr, unsigned int drp_port, unsigned int reg, unsigned int val)
	AXI ADXCVR DPR Port Read. More...

int	adxcvr_drp_write (struct adxcvr *xcvr, unsigned int drp_port, unsigned int reg, unsigned int val)
	AXI ADXCVR DPR Port Write. More...

int	adxcvr_clk_set_rate (struct adxcvr *xcvr, unsigned long rate, unsigned long parent_rate)
	AXI ADXCVR Clock Set Rate. More...

int32_t	adxcvr_status_error (struct adxcvr *xcvr)
	AXI ADXCVR Status Read. More...

int	adxcvr_clk_enable (struct adxcvr *xcvr)
	AXI ADXCVR Clock Enable. More...

int	adxcvr_clk_disable (struct adxcvr *xcvr)
	AXI ADXCVR Clock Disable. More...

int32_t	adxcvr_init (struct adxcvr *ad_xcvr, const struct adxcvr_init init)
	AXI ADXCVR Device Initialization. More...

int32_t	adxcvr_remove (struct adxcvr *xcvr)
	Free resoulces allocated for AXI_ADXCVR. More...

int32_t	adxcvr_no_os_clk_enable (struct no_os_clk_desc *desc)

int32_t	adxcvr_no_os_clk_disable (struct no_os_clk_desc *desc)

int32_t	adxcvr_no_os_clk_recalc_rate (struct no_os_clk_desc desc, uint64_t rate)

int32_t	adxcvr_no_os_clk_round_rate (struct no_os_clk_desc desc, uint64_t rate, uint64_t rounded_rate)

int32_t	adxcvr_no_os_clk_set_rate (struct no_os_clk_desc *desc, uint64_t rate)

Variables
const struct no_os_clk_platform_ops	adxcvr_clk_ops
	adxcvr clock ops More...

Detailed Description

Driver for the ADI AXI-ADXCVR Module.

Author: DBogdan (drago.nosp@m.s.bo.nosp@m.gdan@.nosp@m.anal.nosp@m.og.co.nosp@m.m)

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 Analog Devices, Inc. nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES, INC. “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 ANALOG DEVICES, INC. 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.

Macro Definition Documentation

◆ ADI_AXI_PCORE_VER

#define ADI_AXI_PCORE_VER	(	major,
		minor,
		patch
	)	(((major) << 16) \| ((minor) << 8) \| (patch))

◆ ADXCVR_204B

#define ADXCVR_204B 0x01

◆ ADXCVR_204C

#define ADXCVR_204C 0x02

◆ ADXCVR_BROADCAST

#define ADXCVR_BROADCAST 0xff

◆ ADXCVR_BUFSTATUS_OVERFLOW

#define ADXCVR_BUFSTATUS_OVERFLOW NO_OS_BIT(6)

◆ ADXCVR_BUFSTATUS_RST

#define ADXCVR_BUFSTATUS_RST NO_OS_BIT(1)

◆ ADXCVR_BUFSTATUS_UNDERFLOW

#define ADXCVR_BUFSTATUS_UNDERFLOW NO_OS_BIT(5)

◆ ADXCVR_DRP_CTRL_ADDR

#define ADXCVR_DRP_CTRL_ADDR ( x ) (((x) & 0xFFF) << 16)

◆ ADXCVR_DRP_CTRL_WDATA

#define ADXCVR_DRP_CTRL_WDATA ( x ) (((x) & 0xFFFF) << 0)

◆ ADXCVR_DRP_CTRL_WR

#define ADXCVR_DRP_CTRL_WR (1 << 28)

◆ ADXCVR_DRP_PORT_ADDR_CHANNEL

#define ADXCVR_DRP_PORT_ADDR_CHANNEL 0x20

◆ ADXCVR_DRP_PORT_ADDR_COMMON

#define ADXCVR_DRP_PORT_ADDR_COMMON 0x00

◆ ADXCVR_DRP_PORT_CHANNEL

#define ADXCVR_DRP_PORT_CHANNEL ( x ) (0x100 + (x))

◆ ADXCVR_DRP_PORT_COMMON

#define ADXCVR_DRP_PORT_COMMON ( x ) (x)

◆ ADXCVR_DRP_STATUS_BUSY

#define ADXCVR_DRP_STATUS_BUSY (1 << 16)

◆ ADXCVR_DRP_STATUS_RDATA

#define ADXCVR_DRP_STATUS_RDATA ( x ) (((x) & 0xFFFF) << 0)

◆ ADXCVR_LINK_MODE

#define ADXCVR_LINK_MODE ( x ) (((x) >> 12) & NO_OS_GENMASK(1, 0))

◆ ADXCVR_LPM_DFE_N

#define ADXCVR_LPM_DFE_N (1 << 12)

◆ ADXCVR_OUTCLK_SEL

#define ADXCVR_OUTCLK_SEL ( x ) (((x) & 0x7) << 0)

◆ ADXCVR_RATE

#define ADXCVR_RATE ( x ) (((x) & 0x7) << 8)

◆ ADXCVR_REG_CONTROL

#define ADXCVR_REG_CONTROL 0x0020

◆ ADXCVR_REG_DRP_CTRL

#define ADXCVR_REG_DRP_CTRL ( x ) (0x0044 + (x))

◆ ADXCVR_REG_DRP_SEL

#define ADXCVR_REG_DRP_SEL ( x ) (0x0040 + (x))

◆ ADXCVR_REG_DRP_STATUS

#define ADXCVR_REG_DRP_STATUS ( x ) (0x0048 + (x))

◆ ADXCVR_REG_RESETN

#define ADXCVR_REG_RESETN 0x0010

◆ ADXCVR_REG_STATUS

#define ADXCVR_REG_STATUS 0x0014

◆ ADXCVR_REG_SYNTH

#define ADXCVR_REG_SYNTH 0x24

◆ ADXCVR_RESETN

#define ADXCVR_RESETN (1 << 0)

◆ ADXCVR_STATUS

#define ADXCVR_STATUS (1 << 0)

◆ ADXCVR_SYSCLK_SEL

#define ADXCVR_SYSCLK_SEL ( x ) (((x) & 0x3) << 4)

Function Documentation

◆ adxcvr_clk_disable()

int adxcvr_clk_disable ( struct adxcvr * xcvr )

AXI ADXCVR Clock Disable.

Parameters

xcvr	- The device structure.

Returns: Returns 0 in case of success or negative error code otherwise.

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◆ adxcvr_clk_enable()

int adxcvr_clk_enable ( struct adxcvr * xcvr )

AXI ADXCVR Clock Enable.

Parameters

xcvr	- The device structure.

Returns: Returns 0 in case of success or negative error code otherwise.

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◆ adxcvr_clk_set_rate()

int adxcvr_clk_set_rate	(	struct adxcvr *	xcvr,
		unsigned long	rate,
		unsigned long	parent_rate
	)

AXI ADXCVR Clock Set Rate.

Parameters

xcvr	- The device structure.
rate	- The output rate (kHz).
parent_rate	- The parent rate (kHz).

Returns: Returns 0 in case of success or negative error code otherwise.

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◆ adxcvr_drp_read()

int adxcvr_drp_read	(	struct adxcvr *	xcvr,
		unsigned int	drp_port,
		unsigned int	reg,
		unsigned int *	val
	)

AXI ADXCVR DPR Port Read.

Parameters

xcvr	- The device structure.
drp_port	- The DRP Port.
reg	- DRP Register address.
val	- Data read.

Returns: Returns 0 in case of success or negative error code otherwise.

◆ adxcvr_drp_wait_idle()

int32_t adxcvr_drp_wait_idle	(	struct adxcvr *	xcvr,
		uint32_t	drp_addr
	)

Read AXI ADXCVR DRP status.

Parameters

xcvr	- Device Structure.
drp_addr	- DRP Port address.

Returns: Returns status in case of success or negative error code otherwise.

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◆ adxcvr_drp_write()

int adxcvr_drp_write	(	struct adxcvr *	xcvr,
		unsigned int	drp_port,
		unsigned int	reg,
		unsigned int	val
	)

AXI ADXCVR DPR Port Write.

Parameters

xcvr	- The device structure.
drp_port	- The DRP Port.
reg	- DRP Register address.
val	- Data to be written.

Returns: Returns 0 in case of success or negative error code otherwise.

◆ adxcvr_init()

int32_t adxcvr_init	(	struct adxcvr **	ad_xcvr,
		const struct adxcvr_init *	init
	)

AXI ADXCVR Device Initialization.

adxcvr_init

Parameters

ad_xcvr	- The device structure.
init	- The structure containing the device initial parameters.

Returns: Returns 0 in case of success or negative error code otherwise.

◆ adxcvr_no_os_clk_disable()

int32_t adxcvr_no_os_clk_disable ( struct no_os_clk_desc * desc )

◆ adxcvr_no_os_clk_enable()

int32_t adxcvr_no_os_clk_enable ( struct no_os_clk_desc * desc )

◆ adxcvr_no_os_clk_recalc_rate()

int32_t adxcvr_no_os_clk_recalc_rate	(	struct no_os_clk_desc *	desc,
		uint64_t *	rate
	)

◆ adxcvr_no_os_clk_round_rate()

int32_t adxcvr_no_os_clk_round_rate	(	struct no_os_clk_desc *	desc,
		uint64_t	rate,
		uint64_t *	rounded_rate
	)

◆ adxcvr_no_os_clk_set_rate()

int32_t adxcvr_no_os_clk_set_rate	(	struct no_os_clk_desc *	desc,
		uint64_t	rate
	)

◆ adxcvr_read()

int32_t adxcvr_read	(	struct adxcvr *	xcvr,
		uint32_t	reg_addr,
		uint32_t *	reg_val
	)

AXI ADXCVR Read.

adxcvr_read

Parameters

xcvr	- Device Structure.
reg_addr	- The register address.
reg_val	- Data read from the device.

Returns: Returns 0 in case of success or negative error code otherwise.

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◆ adxcvr_remove()

int32_t adxcvr_remove ( struct adxcvr * xcvr )

Free resoulces allocated for AXI_ADXCVR.

adxcvr_remove

Parameters

xcvr	- The device structure.

Returns: Returns 0 in case of success or negative error code.

◆ adxcvr_status_error()

int32_t adxcvr_status_error ( struct adxcvr * xcvr )

AXI ADXCVR Status Read.

Parameters

xcvr	- The device structure.

Returns: Returns 0 in case of success or negative error code otherwise.

◆ adxcvr_write()

int32_t adxcvr_write	(	struct adxcvr *	xcvr,
		uint32_t	reg_addr,
		uint32_t	reg_val
	)

AXI ADXCVR Write.

adxcvr_write

Parameters

xcvr	- Device Structure.
reg_addr	- The register address.
reg_val	- Data value to write.

Returns: Returns 0 in case of success or negative error code otherwise.

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Variable Documentation

◆ adxcvr_clk_ops

const struct no_os_clk_platform_ops adxcvr_clk_ops

Initial value:

= {
    .clk_enable = &adxcvr_no_os_clk_enable,
    .clk_recalc_rate = &adxcvr_no_os_clk_recalc_rate,
    .clk_round_rate = &adxcvr_no_os_clk_round_rate,
    .clk_set_rate = &adxcvr_no_os_clk_set_rate,
    .clk_disable = &adxcvr_no_os_clk_disable,
}

adxcvr clock ops

Macros

Functions

Variables

Detailed Description

Macro Definition Documentation

◆ ADI_AXI_PCORE_VER

◆ ADXCVR_204B

◆ ADXCVR_204C

◆ ADXCVR_BROADCAST

◆ ADXCVR_BUFSTATUS_OVERFLOW

◆ ADXCVR_BUFSTATUS_RST

◆ ADXCVR_BUFSTATUS_UNDERFLOW

◆ ADXCVR_DRP_CTRL_ADDR

◆ ADXCVR_DRP_CTRL_WDATA

◆ ADXCVR_DRP_CTRL_WR

◆ ADXCVR_DRP_PORT_ADDR_CHANNEL

◆ ADXCVR_DRP_PORT_ADDR_COMMON

◆ ADXCVR_DRP_PORT_CHANNEL

◆ ADXCVR_DRP_PORT_COMMON

◆ ADXCVR_DRP_STATUS_BUSY

◆ ADXCVR_DRP_STATUS_RDATA

◆ ADXCVR_LINK_MODE

◆ ADXCVR_LPM_DFE_N

◆ ADXCVR_OUTCLK_SEL

◆ ADXCVR_RATE

◆ ADXCVR_REG_CONTROL

◆ ADXCVR_REG_DRP_CTRL

◆ ADXCVR_REG_DRP_SEL

◆ ADXCVR_REG_DRP_STATUS

◆ ADXCVR_REG_RESETN

◆ ADXCVR_REG_STATUS

◆ ADXCVR_REG_SYNTH

◆ ADXCVR_RESETN

◆ ADXCVR_STATUS

◆ ADXCVR_SYSCLK_SEL

Function Documentation

◆ adxcvr_clk_disable()

◆ adxcvr_clk_enable()

◆ adxcvr_clk_set_rate()

◆ adxcvr_drp_read()

◆ adxcvr_drp_wait_idle()

◆ adxcvr_drp_write()

◆ adxcvr_init()

◆ adxcvr_no_os_clk_disable()

◆ adxcvr_no_os_clk_enable()

◆ adxcvr_no_os_clk_recalc_rate()

◆ adxcvr_no_os_clk_round_rate()

◆ adxcvr_no_os_clk_set_rate()

◆ adxcvr_read()

◆ adxcvr_remove()

◆ adxcvr_status_error()

◆ adxcvr_write()

Variable Documentation

◆ adxcvr_clk_ops