Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 53b381c4 authored by Jes Sorensen's avatar Jes Sorensen Committed by Kalle Valo
Browse files

rtl8xxxu: Set correct bit to reset MCU IO wrapper 



All chips, except for 8812 require BIT(0) for resetting the MCU IO
wrapper. 8723b requires a more complicated reset sequence, so it will
need a custom reset function.

Signed-off-by: default avatarJes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: default avatarKalle Valo <kvalo@codeaurora.org>
parent a26703f3

drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c

+2 −2
Original line number Diff line number Diff line
@@ -2052,13 +2052,13 @@ static void rtl8xxxu_reset_8051(struct rtl8xxxu_priv *priv) 
	u16 sys_func;



	val8 = rtl8xxxu_read8(priv, REG_RSV_CTRL + 1);

	val8 &= ~BIT(3);

	val8 &= ~BIT(0);

	rtl8xxxu_write8(priv, REG_RSV_CTRL + 1, val8);

	sys_func = rtl8xxxu_read16(priv, REG_SYS_FUNC);

	sys_func &= ~SYS_FUNC_CPU_ENABLE;

	rtl8xxxu_write16(priv, REG_SYS_FUNC, sys_func);

	val8 = rtl8xxxu_read8(priv, REG_RSV_CTRL + 1);

	val8 |= BIT(3);

	val8 |= BIT(0);

	rtl8xxxu_write8(priv, REG_RSV_CTRL + 1, val8);

	sys_func |= SYS_FUNC_CPU_ENABLE;

	rtl8xxxu_write16(priv, REG_SYS_FUNC, sys_func);