openwrtv4/package/kernel/mac80211/patches/652-0030-rtl8xxxu-Initialize-GPIO-settings-for-8188eu.patch
Álvaro Fernández Rojas 092e77d948 rtl8xxxu: add support for rtl8188eu
Patches by Jes Sorensen:
https://git.kernel.org/cgit/linux/kernel/git/jes/linux.git/

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2016-09-15 20:23:46 +02:00

40 lines
1.4 KiB
Diff

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