From: Jes Sorensen Date: Mon, 29 Feb 2016 22:04:51 +0000 (-0500) Subject: rtl8xxxu: Do not set REG_AFE_XTAL_CTRL on 8723bu X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=04313eb4f2225cb5dba2fffdb0f5f1abd71e611d;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git rtl8xxxu: Do not set REG_AFE_XTAL_CTRL on 8723bu The 8723bu does not like REG_AFE_XTAL_CTRL being set, so skip this for now, to match the vendor driver. Signed-off-by: Jes Sorensen Signed-off-by: Kalle Valo --- diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c index 9b5b768ee33b..a41f7f0e5b0b 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c @@ -2998,6 +2998,7 @@ static int rtl8xxxu_init_phy_regs(struct rtl8xxxu_priv *priv, static int rtl8xxxu_init_phy_bb(struct rtl8xxxu_priv *priv) { u8 val8, ldoa15, ldov12d, lpldo, ldohci12; + u16 val16; u32 val32; /* @@ -3018,16 +3019,18 @@ static int rtl8xxxu_init_phy_bb(struct rtl8xxxu_priv *priv) udelay(2); } - val8 = rtl8xxxu_read8(priv, REG_SYS_FUNC); - val8 |= SYS_FUNC_BB_GLB_RSTN | SYS_FUNC_BBRSTB; - rtl8xxxu_write8(priv, REG_SYS_FUNC, val8); + val16 = rtl8xxxu_read16(priv, REG_SYS_FUNC); + val16 |= SYS_FUNC_BB_GLB_RSTN | SYS_FUNC_BBRSTB; + rtl8xxxu_write16(priv, REG_SYS_FUNC, val16); - /* AFE_XTAL_RF_GATE (bit 14) if addressing as 32 bit register */ - val32 = rtl8xxxu_read32(priv, REG_AFE_XTAL_CTRL); - val32 &= ~AFE_XTAL_RF_GATE; - if (priv->has_bluetooth) - val32 &= ~AFE_XTAL_BT_GATE; - rtl8xxxu_write32(priv, REG_AFE_XTAL_CTRL, val32); + if (priv->rtlchip != 0x8723b) { + /* AFE_XTAL_RF_GATE (bit 14) if addressing as 32 bit register */ + val32 = rtl8xxxu_read32(priv, REG_AFE_XTAL_CTRL); + val32 &= ~AFE_XTAL_RF_GATE; + if (priv->has_bluetooth) + val32 &= ~AFE_XTAL_BT_GATE; + rtl8xxxu_write32(priv, REG_AFE_XTAL_CTRL, val32); + } /* 6. 0x1f[7:0] = 0x07 */ val8 = RF_ENABLE | RF_RSTB | RF_SDMRSTB;