From d187691ab63f53f199a07904422e0911bc6f9390 Mon Sep 17 00:00:00 2001 From: Ping-Ke Shih Date: Fri, 30 Sep 2022 21:44:16 +0800 Subject: [PATCH] wifi: rtw89: 8852c: set pin MUX to enable BT firmware log 8852CE is a combo chip, and WiFi driver controls pin MUX. To output BT firmware log to specific hardware pin, set pin MUX to achieve. Signed-off-by: Ping-Ke Shih Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220930134417.10282-1-pkshih@realtek.com --- drivers/net/wireless/realtek/rtw89/reg.h | 4 ++++ drivers/net/wireless/realtek/rtw89/rtw8852c.c | 3 +++ 2 files changed, 7 insertions(+) diff --git a/drivers/net/wireless/realtek/rtw89/reg.h b/drivers/net/wireless/realtek/rtw89/reg.h index 6809ff812abb7..874cca85eaadf 100644 --- a/drivers/net/wireless/realtek/rtw89/reg.h +++ b/drivers/net/wireless/realtek/rtw89/reg.h @@ -229,6 +229,10 @@ #define R_AX_GPIO0_7_FUNC_SEL 0x02D0 +#define R_AX_LED1_FUNC_SEL 0x02DC +#define B_AX_PINMUX_EESK_FUNC_SEL_V1_MASK GENMASK(27, 24) +#define PINMUX_EESK_FUNC_SEL_BT_LOG 0x1 + #define R_AX_GPIO0_15_EECS_EESK_LED1_PULL_LOW_EN 0x02E4 #define B_AX_LED1_PULL_LOW_EN BIT(18) #define B_AX_EESK_PULL_LOW_EN BIT(17) diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852c.c b/drivers/net/wireless/realtek/rtw89/rtw8852c.c index a6a9fe3d0b565..a5bcd3fcecb71 100644 --- a/drivers/net/wireless/realtek/rtw89/rtw8852c.c +++ b/drivers/net/wireless/realtek/rtw89/rtw8852c.c @@ -273,6 +273,9 @@ static int rtw8852c_pwr_on_func(struct rtw89_dev *rtwdev) B_AX_CMAC_DMA_EN | B_AX_PTCLTOP_EN | B_AX_SCHEDULER_EN | B_AX_TMAC_EN | B_AX_RMAC_EN); + rtw89_write32_mask(rtwdev, R_AX_LED1_FUNC_SEL, B_AX_PINMUX_EESK_FUNC_SEL_V1_MASK, + PINMUX_EESK_FUNC_SEL_BT_LOG); + return 0; }