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rt2800: 5592: more channel switch registers settings (BBP & GLRT)
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Based on:
RT5592_ChipSwitchChannel()

from:
DPO_RT5572_LinuxSTA_2.6.1.3_20121022/chips/rt5592.c

Signed-off-by: Stanislaw Gruszka <stf_xl@wp.pl>
Tested-by: Wanlong Gao <gaowanlong@cn.fujitsu.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Stanislaw Gruszka authored and John W. Linville committed Mar 18, 2013
1 parent 4bc618f commit 6803141
Showing 1 changed file with 32 additions and 0 deletions.
32 changes: 32 additions & 0 deletions drivers/net/wireless/rt2x00/rt2800lib.c
Original file line number Diff line number Diff line change
Expand Up @@ -2430,6 +2430,30 @@ static void rt2800_config_channel_rf55xx(struct rt2x00_dev *rt2x00dev,
rt2800_rfcsr_read(rt2x00dev, 3, &rfcsr);
rt2x00_set_field8(&rfcsr, RFCSR3_VCOCAL_EN, 1);
rt2800_rfcsr_write(rt2x00dev, 3, rfcsr);

/* BBP settings */
rt2800_bbp_write(rt2x00dev, 62, 0x37 - rt2x00dev->lna_gain);
rt2800_bbp_write(rt2x00dev, 63, 0x37 - rt2x00dev->lna_gain);
rt2800_bbp_write(rt2x00dev, 64, 0x37 - rt2x00dev->lna_gain);

rt2800_bbp_write(rt2x00dev, 79, (rf->channel <= 14) ? 0x1C : 0x18);
rt2800_bbp_write(rt2x00dev, 80, (rf->channel <= 14) ? 0x0E : 0x08);
rt2800_bbp_write(rt2x00dev, 81, (rf->channel <= 14) ? 0x3A : 0x38);
rt2800_bbp_write(rt2x00dev, 82, (rf->channel <= 14) ? 0x62 : 0x92);

/* GLRT band configuration */
rt2800_bbp_write(rt2x00dev, 195, 128);
rt2800_bbp_write(rt2x00dev, 196, (rf->channel <= 14) ? 0xE0 : 0xF0);
rt2800_bbp_write(rt2x00dev, 195, 129);
rt2800_bbp_write(rt2x00dev, 196, (rf->channel <= 14) ? 0x1F : 0x1E);
rt2800_bbp_write(rt2x00dev, 195, 130);
rt2800_bbp_write(rt2x00dev, 196, (rf->channel <= 14) ? 0x38 : 0x28);
rt2800_bbp_write(rt2x00dev, 195, 131);
rt2800_bbp_write(rt2x00dev, 196, (rf->channel <= 14) ? 0x32 : 0x20);
rt2800_bbp_write(rt2x00dev, 195, 133);
rt2800_bbp_write(rt2x00dev, 196, (rf->channel <= 14) ? 0x28 : 0x7F);
rt2800_bbp_write(rt2x00dev, 195, 124);
rt2800_bbp_write(rt2x00dev, 196, (rf->channel <= 14) ? 0x19 : 0x7F);
}

static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev,
Expand Down Expand Up @@ -2577,6 +2601,14 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev,
if (rt2x00_rt(rt2x00dev, RT3572))
rt2800_rfcsr_write(rt2x00dev, 8, 0x80);

if (rt2x00_rt(rt2x00dev, RT5592)) {
rt2800_bbp_write(rt2x00dev, 195, 141);
rt2800_bbp_write(rt2x00dev, 196, conf_is_ht40(conf) ? 0x10 : 0x1a);

/* TODO AGC adjust */
/* TODO IQ calibration */
}

rt2800_bbp_read(rt2x00dev, 4, &bbp);
rt2x00_set_field8(&bbp, BBP4_BANDWIDTH, 2 * conf_is_ht40(conf));
rt2800_bbp_write(rt2x00dev, 4, bbp);
Expand Down

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