From d119fb1fc5b917e430b23a28bebf6ec5db35b34e Mon Sep 17 00:00:00 2001 From: Amaury Pouly Date: Sun, 2 Dec 2012 11:51:17 +0100 Subject: imx233: try to improve audio quality Change-Id: Idaee93fae8d407e5968f8571c54957b7b87da3bb --- firmware/target/arm/imx233/audioout-imx233.h | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-) (limited to 'firmware/target/arm/imx233/audioout-imx233.h') diff --git a/firmware/target/arm/imx233/audioout-imx233.h b/firmware/target/arm/imx233/audioout-imx233.h index acfb56138f..fbc0827be2 100644 --- a/firmware/target/arm/imx233/audioout-imx233.h +++ b/firmware/target/arm/imx233/audioout-imx233.h @@ -86,7 +86,13 @@ #define HW_AUDIOOUT_PWRDN__SPEAKER (1 << 24) #define HW_AUDIOOUT_REFCTRL (*(volatile uint32_t *)(HW_AUDIOOUT_BASE + 0x80)) -#define HW_AUDIOOUT_REFCTRL__LOW_PWR (1 << 19) +#define HW_AUDIOOUT_REFCTRL__BIAS_CTRL_BP 16 +#define HW_AUDIOOUT_REFCTRL__BIAS_CTRL_BM (3 << 16) +#define HW_AUDIOOUT_REFCTRL__LOW_PWR (1 << 19) +#define HW_AUDIOOUT_REFCTRL__VBG_ADJ_BP 20 +#define HW_AUDIOOUT_REFCTRL__VBG_ADJ_BM (3 << 20) +#define HW_AUDIOOUT_REFCTRL__XTAL_BGR_BIAS (1 << 24) +#define HW_AUDIOOUT_REFCTRL__RAISE_REF (1 << 25) #define HW_AUDIOOUT_ANACTRL (*(volatile uint32_t *)(HW_AUDIOOUT_BASE + 0x90)) #define HW_AUDIOOUT_ANACTRL__HP_CLASSAB (1 << 4) @@ -98,6 +104,14 @@ #define HW_AUDIOOUT_ANACTRL__SHORT_LR_STS (1 << 24) #define HW_AUDIOOUT_ANACTRL__SHORT_CM_STS (1 << 28) +#define HW_AUDIOOUT_TEST (*(volatile uint32_t *)(HW_AUDIOOUT_BASE + 0xa0)) +#define HW_AUDIOOUT_TEST__HP_I1_ADJ_BM (3 << 22) +#define HW_AUDIOOUT_TEST__HP_I1_ADJ_BP 22 +#define HW_AUDIOOUT_TEST__HP_I1_ADJ_NOMINAL (0 << 22) +#define HW_AUDIOOUT_TEST__HP_I1_ADJ_M_50 (1 << 22) +#define HW_AUDIOOUT_TEST__HP_I1_ADJ_P_100 (2 << 22) +#define HW_AUDIOOUT_TEST__HP_I1_ADJ_P_50 (3 << 22) + #define HW_AUDIOOUT_ANACLKCTRL (*(volatile uint32_t *)(HW_AUDIOOUT_BASE + 0xe0)) #define HW_AUDIOOUT_ANACLKCTRL__DACDIV_BP 0 #define HW_AUDIOOUT_ANACLKCTRL__DACDIV_BM (7 << 0) -- cgit v1.2.3