From 0aca81d807ed4159113fa7ae5bceaa6dee3abf38 Mon Sep 17 00:00:00 2001 From: Amaury Pouly Date: Sun, 5 Feb 2012 15:26:32 +0100 Subject: imx233: add audioin init code, add adc dma interrupts, fix register defines Change-Id: I204afbd3390f8dcde6ea1315ea6aa8dde12d3749 --- firmware/target/arm/imx233/audioin-imx233.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) (limited to 'firmware/target/arm/imx233/audioin-imx233.c') diff --git a/firmware/target/arm/imx233/audioin-imx233.c b/firmware/target/arm/imx233/audioin-imx233.c index 4c2ee657f9..dcb9c7c4b4 100644 --- a/firmware/target/arm/imx233/audioin-imx233.c +++ b/firmware/target/arm/imx233/audioin-imx233.c @@ -18,10 +18,16 @@ * KIND, either express or implied. * ****************************************************************************/ -#include "audioout-imx233.h" +#include "audioin-imx233.h" void imx233_audioin_preinit(void) { + /* Enable AUDIOIN block */ + imx233_reset_block(&HW_AUDIOIN_CTRL); + /* Enable ADC */ + __REG_CLR(HW_AUDIOIN_ANACLKCTRL) = HW_AUDIOIN_ANACLKCTRL__CLKGATE; + /* Set word-length to 16-bit */ + __REG_SET(HW_AUDIOIN_CTRL) = HW_AUDIOIN_CTRL__WORD_LENGTH; } void imx233_audioin_postinit(void) @@ -30,4 +36,9 @@ void imx233_audioin_postinit(void) void imx233_audioin_close(void) { + /* TODO mute */ + /* Gate off ADC */ + __REG_SET(HW_AUDIOIN_ANACLKCTRL) = HW_AUDIOIN_ANACLKCTRL__CLKGATE; + /* will also gate off the module */ + __REG_CLR(HW_AUDIOIN_CTRL) = HW_AUDIOIN_CTRL__RUN; } -- cgit