You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
68 lines
2.4 KiB
Diff
68 lines
2.4 KiB
Diff
--- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
|
|
+++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
|
|
@@ -8422,6 +8422,56 @@ static void rt2800_init_rfcsr_5592(struc
|
|
rt2800_led_open_drain_enable(rt2x00dev);
|
|
}
|
|
|
|
+static void rt2800_rf_self_txdc_cal(struct rt2x00_dev *rt2x00dev)
|
|
+{
|
|
+ u8 rfb5r1_org, rfb7r1_org, rfvalue;
|
|
+ u32 mac0518, mac051c, mac0528, mac052c;
|
|
+ u8 i;
|
|
+
|
|
+ rt2x00_info(rt2x00dev, "RF Tx self calibration start\n");
|
|
+ mac0518 = rt2800_register_read(rt2x00dev, RF_CONTROL0);
|
|
+ mac051c = rt2800_register_read(rt2x00dev, RF_BYPASS0);
|
|
+ mac0528 = rt2800_register_read(rt2x00dev, RF_CONTROL2);
|
|
+ mac052c = rt2800_register_read(rt2x00dev, RF_BYPASS2);
|
|
+
|
|
+ rt2800_register_write(rt2x00dev, RF_BYPASS0, 0x0);
|
|
+ rt2800_register_write(rt2x00dev, RF_BYPASS2, 0x0);
|
|
+
|
|
+ rt2800_register_write(rt2x00dev, RF_CONTROL0, 0xC);
|
|
+ rt2800_register_write(rt2x00dev, RF_BYPASS0, 0x3306);
|
|
+ rt2800_register_write(rt2x00dev, RF_CONTROL2, 0x3330);
|
|
+ rt2800_register_write(rt2x00dev, RF_BYPASS2, 0xfffff);
|
|
+ rfb5r1_org = rt2800_rfcsr_read_bank(rt2x00dev, 5, 1);
|
|
+ rfb7r1_org = rt2800_rfcsr_read_bank(rt2x00dev, 7, 1);
|
|
+
|
|
+ rt2800_rfcsr_write_bank(rt2x00dev, 5, 1, 0x4);
|
|
+ for (i = 0; i < 100; i = i + 1) {
|
|
+ udelay(50);
|
|
+ rfvalue = rt2800_rfcsr_read_bank(rt2x00dev, 5, 1);
|
|
+ if((rfvalue & 0x04) != 0x4)
|
|
+ break;
|
|
+ }
|
|
+ rt2800_rfcsr_write_bank(rt2x00dev, 5, 1, rfb5r1_org);
|
|
+
|
|
+ rt2800_rfcsr_write_bank(rt2x00dev, 7, 1, 0x4);
|
|
+ for (i = 0; i < 100; i = i + 1) {
|
|
+ udelay(50);
|
|
+ rfvalue = rt2800_rfcsr_read_bank(rt2x00dev, 7, 1);
|
|
+ if((rfvalue & 0x04) != 0x4)
|
|
+ break;
|
|
+ }
|
|
+ rt2800_rfcsr_write_bank(rt2x00dev, 7, 1, rfb7r1_org);
|
|
+
|
|
+ rt2800_register_write(rt2x00dev, RF_BYPASS0, 0x0);
|
|
+ rt2800_register_write(rt2x00dev, RF_BYPASS2, 0x0);
|
|
+ rt2800_register_write(rt2x00dev, RF_CONTROL0, mac0518);
|
|
+ rt2800_register_write(rt2x00dev, RF_BYPASS0, mac051c);
|
|
+ rt2800_register_write(rt2x00dev, RF_CONTROL2, mac0528);
|
|
+ rt2800_register_write(rt2x00dev, RF_BYPASS2, mac052c);
|
|
+
|
|
+ rt2x00_info(rt2x00dev, "RF Tx self calibration end\n");
|
|
+}
|
|
+
|
|
static void rt2800_bbp_core_soft_reset(struct rt2x00_dev *rt2x00dev,
|
|
bool set_bw, bool is_ht40)
|
|
{
|
|
@@ -9029,6 +9079,7 @@ static void rt2800_init_rfcsr_6352(struc
|
|
rt2800_rfcsr_write_dccal(rt2x00dev, 5, 0x00);
|
|
rt2800_rfcsr_write_dccal(rt2x00dev, 17, 0x7C);
|
|
|
|
+ rt2800_rf_self_txdc_cal(rt2x00dev);
|
|
rt2800_bw_filter_calibration(rt2x00dev, true);
|
|
rt2800_bw_filter_calibration(rt2x00dev, false);
|
|
}
|