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From: Tomislav Požega <pozega.tomislav@gmail.com>

rt2x00: write registers required for reducing power consumption

Write registers required for reducing power consumption like the vendor
driver does when ADJUST_POWER_CONSUMPTION_SUPPORT is set.
This helps devices to sync at better TX/RX rates and improves overall
performance.

Signed-off-by: Tomislav Požega <pozega.tomislav@gmail.com>
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
[daniel@makrotopia.org: edited commit message]
---
 drivers/net/wireless/ralink/rt2x00/rt2800lib.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+), 0 deletions(-)

--- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
@@ -8875,6 +8875,24 @@ static void rt2800_init_rfcsr_6352(struc
 	rt2800_rfcsr_write_chanreg(rt2x00dev, 58, 0x02);
 	rt2800_rfcsr_write_chanreg(rt2x00dev, 60, 0xC7);
 
+	/* reduce power consumption */
+	rt2800_rfcsr_write_chanreg(rt2x00dev, 43, 0x53);
+	rt2800_rfcsr_write_chanreg(rt2x00dev, 44, 0x53);
+	rt2800_rfcsr_write_chanreg(rt2x00dev, 45, 0x53);
+	rt2800_rfcsr_write_bank(rt2x00dev, 4, 47, 0x24);
+	rt2800_rfcsr_write_bank(rt2x00dev, 6, 47, 0x64);
+	rt2800_rfcsr_write_chanreg(rt2x00dev, 48, 0x4F);
+	rt2800_rfcsr_write_chanreg(rt2x00dev, 49, 0x02);
+	rt2800_rfcsr_write_bank(rt2x00dev, 4, 55, 0x24);
+	rt2800_rfcsr_write_bank(rt2x00dev, 6, 55, 0x64);
+	rt2800_rfcsr_write_chanreg(rt2x00dev, 56, 0x4F);
+	rt2800_rfcsr_write_chanreg(rt2x00dev, 57, 0x02);
+	rt2800_rfcsr_write_chanreg(rt2x00dev, 58, 0x27);
+	rt2800_rfcsr_write_bank(rt2x00dev, 4, 59, 0x24);
+	rt2800_rfcsr_write_bank(rt2x00dev, 6, 59, 0x64);
+	rt2800_rfcsr_write_chanreg(rt2x00dev, 60, 0x4F);
+	rt2800_rfcsr_write_chanreg(rt2x00dev, 61, 0x02);
+
 	/* Initialize RF DC calibration register to default value */
 	rt2800_rfcsr_write_dccal(rt2x00dev, 0, 0x47);
 	rt2800_rfcsr_write_dccal(rt2x00dev, 1, 0x00);