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dect: com-on-air: NSC LXM3161 radio support 

Add unfinished support for the NSC LMX3161 Single Chip Radio Transceiver.

Signed-off-by: Patrick McHardy <kaber@trash.net>
This commit is contained in:
Patrick McHardy 2009-05-06 19:33:52 +02:00
parent 3f22863f32
commit 87abf8cec4
4 changed files with 89 additions and 0 deletions
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3
drivers/dect/coa/Kconfig
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@ -4,6 +4,9 @@ config DECT_COA
config DECT_COA_U2785
bool
config DECT_COA_LMX3161
bool
config DECT_COA_FIRMWARE
bool "Build Com-on-Air firmware (requires ASL macro assembler)"
depends on DECT_COA

1
drivers/dect/coa/Makefile
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@ -1,5 +1,6 @@
com_on_air-objs := sc14421_firmware.o sc14421.o
com_on_air-$(CONFIG_DECT_COA_U2785) += radio_u2785.o
com_on_air-$(CONFIG_DECT_COA_LMX3161) += radio_lmx3161.o
obj-$(CONFIG_DECT_COA) += com_on_air.o

1
drivers/dect/coa/com_on_air.h
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@ -40,6 +40,7 @@ struct coa_radio_ops {
};
extern const struct coa_radio_ops coa_u2785_radio_ops;
extern const struct coa_radio_ops coa_lmx3161_radio_ops;
enum coa_device_types {
COA_TYPE_PCI,

84
drivers/dect/coa/radio_lmx3161.c Normal file
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@ -0,0 +1,84 @@
/*
* radio_lmx3161 - NSC LMX3161 Single Chip Radio Transceiver radio operations
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* Copyright (c) 2009 Patrick McHardy <kaber@trash.net>
*/
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/dect.h>
#include <net/dect/dect.h>
#include <net/dect/transceiver.h>
#include "com_on_air.h"
/* Intermediate frequency */
#define RADIO_LMX3161_FREQ_IF 110592 /* kHz */
/*
* Control Bits
*/
/* N-counter */
#define RADIO_LMX3161_CTRL_N 0x0
/* R-counter */
#define RADIO_LMX3161_CTRL_R 0x2
/* F-latch */
#define RADIO_LMX3161_CTRL_F 0x1
/*
* Function Register (18 bit F-latch)
*/
/* Prescaler modules select */
#define RADIO_LMX3161_PRESCALER_32_33
#define RADIO_LMX3161_PRESCALER_64_65
/* Phase detector polarity: 0 = negative, 1 = positive */
#define RADIO_LMX3161_PD (1 << 3)
/* Charge pump current gain select: 0 = LOW (1*I_cpo), 1 = high (4*I_cpo) */
#define RADIO_LMX3161_CP (1 << 4)
/* tri-state charge pump output: 0 = normal, 1 = tri-state */
#define RADIO_LMX3161_CP_TRISTATE (1 << 5)
/* Receive chain power down control: 0 = power up, 1 = power down */
#define RADIO_LMX3161_RX_POWER (1 << 7)
/* Transmit chain power down control: 0 = power up, 1 = power down */
#define RADIO_LMX3161_TX_POWER (1 << 8)
/* Out 0 CMOS output: 0 = low, 1 = high */
#define RADIO_LMX3161_CMOS0A (1 << 9)
/* Out 1 CMOS output: 0 = low, 1 = high */
#define RADIO_LMX3161_CMOS1 (1 << 10)
/* Out 2 CMOS output: 0 = low, 1 = high */
#define RADIO_LMX3161_CMOS2 (1 << 11)
/* Power down mode select: */
#define RADIO_LMX3161_POWER_DOWN_MASK (0x3 << 12)
#define RADIO_LMX3161_POWER_DOWN_SW 0
#define RADIO_LMX3161_POWER_DOWN_HARDWIRE (0x3 << 12)
/* Demodulator gain select */
/* Demodulator DC level shifting polarity */
/* Demodulator DC level shift */
static u64 lmx3161_map_band(struct coa_device *dev, const struct dect_band *band)
{
struct coa_freq_map_entry *fe;
u32 frequency;
u8 carrier;
for (carrier = 0; carrier < band->carriers; carrier++) {
frequency = band->frequency[carrier];
fe = &dev->freq_map.carrier[carrier];
}
return 0;
}
const struct coa_radio_ops coa_lmx3161_radio_ops = {
.type = "LMX3161",
.rx_init = NULL,
.tx_init = NULL,
.set_carrier = NULL,
.map_band = lmx3161_map_band,
};
EXPORT_SYMBOL_GPL(coa_lmx3161_radio_ops);