mirror of https://gitee.com/openkylin/linux.git
275 lines
6.8 KiB
C
275 lines
6.8 KiB
C
/* zd_rf_al7230b.c: Functions for the AL7230B RF controller
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*/
|
|
|
|
#include <linux/kernel.h>
|
|
|
|
#include "zd_rf.h"
|
|
#include "zd_usb.h"
|
|
#include "zd_chip.h"
|
|
|
|
static const u32 chan_rv[][2] = {
|
|
RF_CHANNEL( 1) = { 0x09ec00, 0x8cccc8 },
|
|
RF_CHANNEL( 2) = { 0x09ec00, 0x8cccd8 },
|
|
RF_CHANNEL( 3) = { 0x09ec00, 0x8cccc0 },
|
|
RF_CHANNEL( 4) = { 0x09ec00, 0x8cccd0 },
|
|
RF_CHANNEL( 5) = { 0x05ec00, 0x8cccc8 },
|
|
RF_CHANNEL( 6) = { 0x05ec00, 0x8cccd8 },
|
|
RF_CHANNEL( 7) = { 0x05ec00, 0x8cccc0 },
|
|
RF_CHANNEL( 8) = { 0x05ec00, 0x8cccd0 },
|
|
RF_CHANNEL( 9) = { 0x0dec00, 0x8cccc8 },
|
|
RF_CHANNEL(10) = { 0x0dec00, 0x8cccd8 },
|
|
RF_CHANNEL(11) = { 0x0dec00, 0x8cccc0 },
|
|
RF_CHANNEL(12) = { 0x0dec00, 0x8cccd0 },
|
|
RF_CHANNEL(13) = { 0x03ec00, 0x8cccc8 },
|
|
RF_CHANNEL(14) = { 0x03ec00, 0x866660 },
|
|
};
|
|
|
|
static const u32 std_rv[] = {
|
|
0x4ff821,
|
|
0xc5fbfc,
|
|
0x21ebfe,
|
|
0xafd401, /* freq shift 0xaad401 */
|
|
0x6cf56a,
|
|
0xe04073,
|
|
0x193d76,
|
|
0x9dd844,
|
|
0x500007,
|
|
0xd8c010,
|
|
};
|
|
|
|
static int al7230b_init_hw(struct zd_rf *rf)
|
|
{
|
|
int i, r;
|
|
struct zd_chip *chip = zd_rf_to_chip(rf);
|
|
|
|
/* All of these writes are identical to AL2230 unless otherwise
|
|
* specified */
|
|
static const struct zd_ioreq16 ioreqs_1[] = {
|
|
/* This one is 7230-specific, and happens before the rest */
|
|
{ CR240, 0x57 },
|
|
{ },
|
|
|
|
{ CR15, 0x20 }, { CR23, 0x40 }, { CR24, 0x20 },
|
|
{ CR26, 0x11 }, { CR28, 0x3e }, { CR29, 0x00 },
|
|
{ CR44, 0x33 },
|
|
/* This value is different for 7230 (was: 0x2a) */
|
|
{ CR106, 0x22 },
|
|
{ CR107, 0x1a }, { CR109, 0x09 }, { CR110, 0x27 },
|
|
{ CR111, 0x2b }, { CR112, 0x2b }, { CR119, 0x0a },
|
|
/* This happened further down in AL2230,
|
|
* and the value changed (was: 0xe0) */
|
|
{ CR122, 0xfc },
|
|
{ CR10, 0x89 },
|
|
/* for newest (3rd cut) AL2300 */
|
|
{ CR17, 0x28 },
|
|
{ CR26, 0x93 }, { CR34, 0x30 },
|
|
/* for newest (3rd cut) AL2300 */
|
|
{ CR35, 0x3e },
|
|
{ CR41, 0x24 }, { CR44, 0x32 },
|
|
/* for newest (3rd cut) AL2300 */
|
|
{ CR46, 0x96 },
|
|
{ CR47, 0x1e }, { CR79, 0x58 }, { CR80, 0x30 },
|
|
{ CR81, 0x30 }, { CR87, 0x0a }, { CR89, 0x04 },
|
|
{ CR92, 0x0a }, { CR99, 0x28 },
|
|
/* This value is different for 7230 (was: 0x00) */
|
|
{ CR100, 0x02 },
|
|
{ CR101, 0x13 }, { CR102, 0x27 },
|
|
/* This value is different for 7230 (was: 0x24) */
|
|
{ CR106, 0x22 },
|
|
/* This value is different for 7230 (was: 0x2a) */
|
|
{ CR107, 0x3f },
|
|
{ CR109, 0x09 },
|
|
/* This value is different for 7230 (was: 0x13) */
|
|
{ CR110, 0x1f },
|
|
{ CR111, 0x1f }, { CR112, 0x1f }, { CR113, 0x27 },
|
|
{ CR114, 0x27 },
|
|
/* for newest (3rd cut) AL2300 */
|
|
{ CR115, 0x24 },
|
|
/* This value is different for 7230 (was: 0x24) */
|
|
{ CR116, 0x3f },
|
|
/* This value is different for 7230 (was: 0xf4) */
|
|
{ CR117, 0xfa },
|
|
{ CR118, 0xfc }, { CR119, 0x10 }, { CR120, 0x4f },
|
|
{ CR121, 0x77 }, { CR137, 0x88 },
|
|
/* This one is 7230-specific */
|
|
{ CR138, 0xa8 },
|
|
/* This value is different for 7230 (was: 0xff) */
|
|
{ CR252, 0x34 },
|
|
/* This value is different for 7230 (was: 0xff) */
|
|
{ CR253, 0x34 },
|
|
|
|
/* PLL_OFF */
|
|
{ CR251, 0x2f },
|
|
};
|
|
|
|
static const struct zd_ioreq16 ioreqs_2[] = {
|
|
/* PLL_ON */
|
|
{ CR251, 0x3f },
|
|
{ CR128, 0x14 }, { CR129, 0x12 }, { CR130, 0x10 },
|
|
{ CR38, 0x38 }, { CR136, 0xdf },
|
|
};
|
|
|
|
r = zd_iowrite16a_locked(chip, ioreqs_1, ARRAY_SIZE(ioreqs_1));
|
|
if (r)
|
|
return r;
|
|
|
|
r = zd_rfwrite_cr_locked(chip, 0x09ec04);
|
|
if (r)
|
|
return r;
|
|
r = zd_rfwrite_cr_locked(chip, 0x8cccc8);
|
|
if (r)
|
|
return r;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(std_rv); i++) {
|
|
r = zd_rfwrite_cr_locked(chip, std_rv[i]);
|
|
if (r)
|
|
return r;
|
|
}
|
|
|
|
r = zd_rfwrite_cr_locked(chip, 0x3c9000);
|
|
if (r)
|
|
return r;
|
|
r = zd_rfwrite_cr_locked(chip, 0xbfffff);
|
|
if (r)
|
|
return r;
|
|
r = zd_rfwrite_cr_locked(chip, 0x700000);
|
|
if (r)
|
|
return r;
|
|
r = zd_rfwrite_cr_locked(chip, 0xf15d58);
|
|
if (r)
|
|
return r;
|
|
|
|
r = zd_iowrite16a_locked(chip, ioreqs_2, ARRAY_SIZE(ioreqs_2));
|
|
if (r)
|
|
return r;
|
|
|
|
r = zd_rfwrite_cr_locked(chip, 0xf15d59);
|
|
if (r)
|
|
return r;
|
|
r = zd_rfwrite_cr_locked(chip, 0xf15d5c);
|
|
if (r)
|
|
return r;
|
|
r = zd_rfwrite_cr_locked(chip, 0xf15d58);
|
|
if (r)
|
|
return r;
|
|
|
|
r = zd_iowrite16_locked(chip, 0x06, CR203);
|
|
if (r)
|
|
return r;
|
|
r = zd_iowrite16_locked(chip, 0x80, CR240);
|
|
if (r)
|
|
return r;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int al7230b_set_channel(struct zd_rf *rf, u8 channel)
|
|
{
|
|
int i, r;
|
|
const u32 *rv = chan_rv[channel-1];
|
|
struct zd_chip *chip = zd_rf_to_chip(rf);
|
|
|
|
struct zd_ioreq16 ioreqs_1[] = {
|
|
{ CR128, 0x14 }, { CR129, 0x12 }, { CR130, 0x10 },
|
|
{ CR38, 0x38 }, { CR136, 0xdf },
|
|
};
|
|
|
|
struct zd_ioreq16 ioreqs_2[] = {
|
|
/* PLL_ON */
|
|
{ CR251, 0x3f },
|
|
{ CR203, 0x06 }, { CR240, 0x08 },
|
|
};
|
|
|
|
r = zd_iowrite16_locked(chip, 0x57, CR240);
|
|
if (r)
|
|
return r;
|
|
|
|
/* PLL_OFF */
|
|
r = zd_iowrite16_locked(chip, 0x2f, CR251);
|
|
if (r)
|
|
return r;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(std_rv); i++) {
|
|
r = zd_rfwrite_cr_locked(chip, std_rv[i]);
|
|
if (r)
|
|
return r;
|
|
}
|
|
|
|
r = zd_rfwrite_cr_locked(chip, 0x3c9000);
|
|
if (r)
|
|
return r;
|
|
r = zd_rfwrite_cr_locked(chip, 0xf15d58);
|
|
if (r)
|
|
return r;
|
|
|
|
r = zd_iowrite16a_locked(chip, ioreqs_1, ARRAY_SIZE(ioreqs_1));
|
|
if (r)
|
|
return r;
|
|
|
|
for (i = 0; i < 2; i++) {
|
|
r = zd_rfwrite_cr_locked(chip, rv[i]);
|
|
if (r)
|
|
return r;
|
|
}
|
|
|
|
r = zd_rfwrite_cr_locked(chip, 0x3c9000);
|
|
if (r)
|
|
return r;
|
|
|
|
return zd_iowrite16a_locked(chip, ioreqs_2, ARRAY_SIZE(ioreqs_2));
|
|
}
|
|
|
|
static int al7230b_switch_radio_on(struct zd_rf *rf)
|
|
{
|
|
struct zd_chip *chip = zd_rf_to_chip(rf);
|
|
static const struct zd_ioreq16 ioreqs[] = {
|
|
{ CR11, 0x00 },
|
|
{ CR251, 0x3f },
|
|
};
|
|
|
|
return zd_iowrite16a_locked(chip, ioreqs, ARRAY_SIZE(ioreqs));
|
|
}
|
|
|
|
static int al7230b_switch_radio_off(struct zd_rf *rf)
|
|
{
|
|
struct zd_chip *chip = zd_rf_to_chip(rf);
|
|
static const struct zd_ioreq16 ioreqs[] = {
|
|
{ CR11, 0x04 },
|
|
{ CR251, 0x2f },
|
|
};
|
|
|
|
return zd_iowrite16a_locked(chip, ioreqs, ARRAY_SIZE(ioreqs));
|
|
}
|
|
|
|
int zd_rf_init_al7230b(struct zd_rf *rf)
|
|
{
|
|
struct zd_chip *chip = zd_rf_to_chip(rf);
|
|
|
|
if (chip->is_zd1211b) {
|
|
dev_err(zd_chip_dev(chip), "AL7230B is currently not "
|
|
"supported for ZD1211B devices\n");
|
|
return -ENODEV;
|
|
}
|
|
|
|
rf->init_hw = al7230b_init_hw;
|
|
rf->set_channel = al7230b_set_channel;
|
|
rf->switch_radio_on = al7230b_switch_radio_on;
|
|
rf->switch_radio_off = al7230b_switch_radio_off;
|
|
rf->patch_6m_band_edge = 1;
|
|
return 0;
|
|
}
|