package/kernel/mac80211/patches/652-0030-rtl8xxxu-Initialize-GPIO-settings-for-8188eu.patch

   1 From b7472848032d36e227711d0381a58cc3114f1b33 Mon Sep 17 00:00:00 2001
   2 From: Jes Sorensen <Jes.Sorensen@redhat.com>
   3 Date: Fri, 22 Jul 2016 12:56:30 -0400
   4 Subject: [PATCH] rtl8xxxu: Initialize GPIO settings for 8188eu
   5
   6 This matches what the vendor driver does, but is actually opposite of
   7 what it does for 8192eu.
   8
   9 Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
  10 ---
  11  drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c | 7 +++++++
  12  drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h | 1 +
  13  2 files changed, 8 insertions(+)
  14
  15 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
  16 +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
  17 @@ -4206,6 +4206,13 @@ static int rtl8xxxu_init_device(struct i
  18                  * Reset USB mode switch setting
  19                  */
  20                 rtl8xxxu_write8(priv, REG_ACLK_MON, 0x00);
  21 +       } else if (priv->rtl_chip == RTL8188E) {
  22 +               /*
  23 +                * Init GPIO settings for 8188e
  24 +                */
  25 +               val8 = rtl8xxxu_read8(priv, REG_GPIO_MUXCFG);
  26 +               val8 &= ~GPIO_MUXCFG_IO_SEL_ENBT;
  27 +               rtl8xxxu_write8(priv, REG_GPIO_MUXCFG, val8);
  28         }
  29
  30         rtl8723a_phy_lc_calibrate(priv);
  31 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h
  32 +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h
  33 @@ -143,6 +143,7 @@
  34  #define REG_CAL_TIMER                  0x003c
  35  #define REG_ACLK_MON                   0x003e
  36  #define REG_GPIO_MUXCFG                        0x0040
  37 +#define  GPIO_MUXCFG_IO_SEL_ENBT       BIT(5)
  38  #define REG_GPIO_IO_SEL                        0x0042
  39  #define REG_MAC_PINMUX_CFG             0x0043
  40  #define REG_GPIO_PIN_CTRL              0x0044