[PATCH 14/25] rt2800: 5592: setup LDO_CFG0 when configuring channel

[stf_xl@xxxxx]

From: Stanislaw Gruszka <stf_xl@xxxxx>

Based on:
RT5592_ChipSwitchChannel()

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

Signed-off-by: Stanislaw Gruszka <stf_xl@xxxxx>
---
 drivers/net/wireless/rt2x00/rt2800lib.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
index 93b9def..189c880 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/rt2x00/rt2800lib.c
@@ -2187,12 +2187,17 @@ static void rt2800_config_channel_rf55xx(struct rt2x00_dev *rt2x00dev,
 					 struct channel_info *info)
 {
 	u8 rfcsr, ep_reg;
+	u32 reg;
 	int power_bound;
 
 	/* TODO */
 	const bool is_11b = false;
 	const bool is_type_ep = false;
 
+	rt2800_register_read(rt2x00dev, LDO_CFG0, &reg);
+	rt2x00_set_field32(&reg, LDO_CFG0_LDO_CORE_VLEVEL,
+			   (rf->channel > 14 || conf_is_ht40(conf)) ? 5 : 0);
+	rt2800_register_write(rt2x00dev, LDO_CFG0, reg);
 
 	/* Order of values on rf_channel entry: N, K, mod, R */
 	rt2800_rfcsr_write(rt2x00dev, 8, rf->rf1 & 0xff);
-- 
1.7.4.4

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