+++ /dev/null
-From 21f2acf0f9e9da35fbdb96ee0aea97b02472030b Mon Sep 17 00:00:00 2001
-From: Daniel Golle <daniel@makrotopia.org>
-Date: Mon, 8 Jan 2018 13:42:27 +0100
-Subject: [PATCH 04/16] rt2x00: add RF self TXDC calibration for MT7620
-MIME-Version: 1.0
-Content-Type: text/plain; charset=UTF-8
-Content-Transfer-Encoding: 8bit
-To: linux-wireless@vger.kernel.org,
- Stanislaw Gruszka <stf_xl@wp.pl>,
- Helmut Schaa <helmut.schaa@googlemail.com>
-Cc: Kalle Valo <kvalo@kernel.org>,
- David S. Miller <davem@davemloft.net>,
- Eric Dumazet <edumazet@google.com>,
- Jakub Kicinski <kuba@kernel.org>,
- Paolo Abeni <pabeni@redhat.com>,
- Johannes Berg <johannes.berg@intel.com>
-
-From: Tomislav Požega <pozega.tomislav@gmail.com>
-
-Add TX self calibration based on mtk driver.
-
-Signed-off-by: Tomislav Požega <pozega.tomislav@gmail.com>
----
- .../net/wireless/ralink/rt2x00/rt2800lib.c | 48 +++++++++++++++++++
- 1 file changed, 48 insertions(+)
-
---- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
-+++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
-@@ -8436,6 +8436,53 @@ 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;
-+
-+ 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) {
-+ usleep_range(50, 100);
-+ 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) {
-+ usleep_range(50, 100);
-+ 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);
-+}
-+
- static void rt2800_bbp_core_soft_reset(struct rt2x00_dev *rt2x00dev,
- bool set_bw, bool is_ht40)
- {
-@@ -9043,6 +9090,7 @@ 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);
- }