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-rw-r--r--package/kernel/mac80211/patches/rt2x00/505-rt2x00-rt2800lib-add-channel-configuration-function-.patch235
1 files changed, 235 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/rt2x00/505-rt2x00-rt2800lib-add-channel-configuration-function-.patch b/package/kernel/mac80211/patches/rt2x00/505-rt2x00-rt2800lib-add-channel-configuration-function-.patch
new file mode 100644
index 0000000000..dc538df484
--- /dev/null
+++ b/package/kernel/mac80211/patches/rt2x00/505-rt2x00-rt2800lib-add-channel-configuration-function-.patch
@@ -0,0 +1,235 @@
+From 6e3a17190815c6aa4dc53c2cfe9125fb1154f187 Mon Sep 17 00:00:00 2001
+From: Gabor Juhos <juhosg@openwrt.org>
+Date: Sun, 24 Mar 2013 19:26:27 +0100
+Subject: [PATCH] rt2x00: rt2800lib: add channel configuration function for
+ RF3853
+
+Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
+---
+ drivers/net/wireless/ralink/rt2x00/rt2800lib.c | 208 +++++++++++++++++++++++++++++++
+ 1 file changed, 208 insertions(+)
+
+--- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
++++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
+@@ -2880,6 +2880,211 @@ static void rt2800_config_channel_rf3053
+ }
+ }
+
++static void rt2800_config_channel_rf3853(struct rt2x00_dev *rt2x00dev,
++ struct ieee80211_conf *conf,
++ struct rf_channel *rf,
++ struct channel_info *info)
++{
++ u8 rfcsr;
++ u8 bbp;
++ u8 pwr1, pwr2, pwr3;
++
++ const bool txbf_enabled = false; /* TODO */
++
++ /* TODO: add band selection */
++
++ if (rf->channel <= 14)
++ rt2800_rfcsr_write(rt2x00dev, 6, 0x40);
++ else if (rf->channel < 132)
++ rt2800_rfcsr_write(rt2x00dev, 6, 0x80);
++ else
++ rt2800_rfcsr_write(rt2x00dev, 6, 0x40);
++
++ rt2800_rfcsr_write(rt2x00dev, 8, rf->rf1);
++ rt2800_rfcsr_write(rt2x00dev, 9, rf->rf3);
++
++ if (rf->channel <= 14)
++ rt2800_rfcsr_write(rt2x00dev, 11, 0x46);
++ else
++ rt2800_rfcsr_write(rt2x00dev, 11, 0x48);
++
++ if (rf->channel <= 14)
++ rt2800_rfcsr_write(rt2x00dev, 12, 0x1a);
++ else
++ rt2800_rfcsr_write(rt2x00dev, 12, 0x52);
++
++ rt2800_rfcsr_write(rt2x00dev, 13, 0x12);
++
++ rfcsr = rt2800_rfcsr_read(rt2x00dev, 1);
++ rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 0);
++ rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 0);
++ rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 0);
++ rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 0);
++ rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 0);
++ rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 0);
++ rt2x00_set_field8(&rfcsr, RFCSR1_RF_BLOCK_EN, 1);
++ rt2x00_set_field8(&rfcsr, RFCSR1_PLL_PD, 1);
++
++ switch (rt2x00dev->default_ant.tx_chain_num) {
++ case 3:
++ rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 1);
++ /* fallthrough */
++ case 2:
++ rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 1);
++ /* fallthrough */
++ case 1:
++ rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 1);
++ break;
++ }
++
++ switch (rt2x00dev->default_ant.rx_chain_num) {
++ case 3:
++ rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 1);
++ /* fallthrough */
++ case 2:
++ rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 1);
++ /* fallthrough */
++ case 1:
++ rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 1);
++ break;
++ }
++ rt2800_rfcsr_write(rt2x00dev, 1, rfcsr);
++
++ rt2800_freq_cal_mode1(rt2x00dev);
++
++ rfcsr = rt2800_rfcsr_read(rt2x00dev, 30);
++ if (!conf_is_ht40(conf))
++ rfcsr &= ~(0x06);
++ else
++ rfcsr |= 0x06;
++ rt2800_rfcsr_write(rt2x00dev, 30, rfcsr);
++
++ if (rf->channel <= 14)
++ rt2800_rfcsr_write(rt2x00dev, 31, 0xa0);
++ else
++ rt2800_rfcsr_write(rt2x00dev, 31, 0x80);
++
++ if (conf_is_ht40(conf))
++ rt2800_rfcsr_write(rt2x00dev, 32, 0x80);
++ else
++ rt2800_rfcsr_write(rt2x00dev, 32, 0xd8);
++
++ if (rf->channel <= 14)
++ rt2800_rfcsr_write(rt2x00dev, 34, 0x3c);
++ else
++ rt2800_rfcsr_write(rt2x00dev, 34, 0x20);
++
++ /* loopback RF_BS */
++ rfcsr = rt2800_rfcsr_read(rt2x00dev, 36);
++ if (rf->channel <= 14)
++ rt2x00_set_field8(&rfcsr, RFCSR36_RF_BS, 1);
++ else
++ rt2x00_set_field8(&rfcsr, RFCSR36_RF_BS, 0);
++ rt2800_rfcsr_write(rt2x00dev, 36, rfcsr);
++
++ if (rf->channel <= 14)
++ rfcsr = 0x23;
++ else if (rf->channel < 100)
++ rfcsr = 0x36;
++ else if (rf->channel < 132)
++ rfcsr = 0x32;
++ else
++ rfcsr = 0x30;
++
++ if (txbf_enabled)
++ rfcsr |= 0x40;
++
++ rt2800_rfcsr_write(rt2x00dev, 39, rfcsr);
++
++ if (rf->channel <= 14)
++ rt2800_rfcsr_write(rt2x00dev, 44, 0x93);
++ else
++ rt2800_rfcsr_write(rt2x00dev, 44, 0x9b);
++
++ if (rf->channel <= 14)
++ rfcsr = 0xbb;
++ else if (rf->channel < 100)
++ rfcsr = 0xeb;
++ else if (rf->channel < 132)
++ rfcsr = 0xb3;
++ else
++ rfcsr = 0x9b;
++ rt2800_rfcsr_write(rt2x00dev, 45, rfcsr);
++
++ if (rf->channel <= 14)
++ rfcsr = 0x8e;
++ else
++ rfcsr = 0x8a;
++
++ if (txbf_enabled)
++ rfcsr |= 0x20;
++
++ rt2800_rfcsr_write(rt2x00dev, 49, rfcsr);
++
++ rt2800_rfcsr_write(rt2x00dev, 50, 0x86);
++
++ rfcsr = rt2800_rfcsr_read(rt2x00dev, 51);
++ if (rf->channel <= 14)
++ rt2800_rfcsr_write(rt2x00dev, 51, 0x75);
++ else
++ rt2800_rfcsr_write(rt2x00dev, 51, 0x51);
++
++ rfcsr = rt2800_rfcsr_read(rt2x00dev, 52);
++ if (rf->channel <= 14)
++ rt2800_rfcsr_write(rt2x00dev, 52, 0x45);
++ else
++ rt2800_rfcsr_write(rt2x00dev, 52, 0x05);
++
++ if (rf->channel <= 14) {
++ pwr1 = info->default_power1 & 0x1f;
++ pwr2 = info->default_power2 & 0x1f;
++ pwr3 = info->default_power3 & 0x1f;
++ } else {
++ pwr1 = 0x48 | ((info->default_power1 & 0x18) << 1) |
++ (info->default_power1 & 0x7);
++ pwr2 = 0x48 | ((info->default_power2 & 0x18) << 1) |
++ (info->default_power2 & 0x7);
++ pwr3 = 0x48 | ((info->default_power3 & 0x18) << 1) |
++ (info->default_power3 & 0x7);
++ }
++
++ rt2800_rfcsr_write(rt2x00dev, 53, pwr1);
++ rt2800_rfcsr_write(rt2x00dev, 54, pwr2);
++ rt2800_rfcsr_write(rt2x00dev, 55, pwr3);
++
++ rt2x00_dbg(rt2x00dev, "Channel:%d, pwr1:%02x, pwr2:%02x, pwr3:%02x\n",
++ rf->channel, pwr1, pwr2, pwr3);
++
++ bbp = (info->default_power1 >> 5) |
++ ((info->default_power2 & 0xe0) >> 1);
++ rt2800_bbp_write(rt2x00dev, 109, bbp);
++
++ bbp = rt2800_bbp_read(rt2x00dev, 110);
++ bbp &= 0x0f;
++ bbp |= (info->default_power3 & 0xe0) >> 1;
++ rt2800_bbp_write(rt2x00dev, 110, bbp);
++
++ rfcsr = rt2800_rfcsr_read(rt2x00dev, 57);
++ if (rf->channel <= 14)
++ rt2800_rfcsr_write(rt2x00dev, 57, 0x6e);
++ else
++ rt2800_rfcsr_write(rt2x00dev, 57, 0x3e);
++
++ /* Enable RF tuning */
++ rfcsr = rt2800_rfcsr_read(rt2x00dev, 3);
++ rt2x00_set_field8(&rfcsr, RFCSR3_VCOCAL_EN, 1);
++ rt2800_rfcsr_write(rt2x00dev, 3, rfcsr);
++
++ udelay(2000);
++
++ bbp = rt2800_bbp_read(rt2x00dev, 49);
++ /* clear update flag */
++ rt2800_bbp_write(rt2x00dev, 49, bbp & 0xfe);
++ rt2800_bbp_write(rt2x00dev, 49, bbp);
++
++ /* TODO: add calibration for TxBF */
++}
++
+ #define POWER_BOUND 0x27
+ #define POWER_BOUND_5G 0x2b
+
+@@ -3734,6 +3939,9 @@ static void rt2800_config_channel(struct
+ case RF3322:
+ rt2800_config_channel_rf3322(rt2x00dev, conf, rf, info);
+ break;
++ case RF3853:
++ rt2800_config_channel_rf3853(rt2x00dev, conf, rf, info);
++ break;
+ case RF3070:
+ case RF5350:
+ case RF5360:
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