X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;ds=sidebyside;f=bertos%2Fcpu%2Fcortex-m3%2Fdrv%2Fi2s_sam3.c;h=526a08b9badfbaf648fd38e674c6fa272d90bab7;hb=666af47976ef74df740dc7df58fc31fa6e3fc65b;hp=e83c9bc61818c1f5da94be1b2c26385106465483;hpb=df98d42ba242738b92f0e24d244fb300e1bb9f10;p=bertos.git

diff --git a/bertos/cpu/cortex-m3/drv/i2s_sam3.c b/bertos/cpu/cortex-m3/drv/i2s_sam3.c
index e83c9bc6..526a08b9 100644
--- a/bertos/cpu/cortex-m3/drv/i2s_sam3.c
+++ b/bertos/cpu/cortex-m3/drv/i2s_sam3.c
@@ -173,7 +173,9 @@ void i2s_init(I2s *i2s, int channel)
 	i2s->hw = &i2s_hw;
 
 	PIOA_PDR = BV(SSC_TK) | BV(SSC_TF) | BV(SSC_TD);
-	PIO_PERIPH_SEL(SSC_PORT, BV(SSC_TK) | BV(SSC_TF) | BV(SSC_TD), PIO_PERIPH_B);
+	PIO_PERIPH_SEL(PIOA_BASE, BV(SSC_TK) | BV(SSC_TF) | BV(SSC_TD), PIO_PERIPH_B);
+	PIOB_PDR = BV(SSC_RD) | BV(SSC_RF);
+	PIO_PERIPH_SEL(PIOB_BASE, BV(SSC_RD) | BV(SSC_RF), PIO_PERIPH_A);
 
 	/* clock the ssc */
 	pmc_periphEnable(SSC_ID);
@@ -202,6 +204,12 @@ void i2s_init(I2s *i2s, int channel)
 	 */
 	SSC_TFMR = DATALEN | DATNB | FSLEN | EXTRA_FSLEN | BV(SSC_MSBF) | SSC_FSOS_POSITIVE;
 
+
+	// Receiver should start on TX and take the clock from TK
+    SSC_RCMR = SSC_CKS_CLK | BV(SSC_CKI) | SSC_CKO_CONT | SSC_CKG_NONE | DELAY | PERIOD | SSC_START_TX;
+    SSC_RFMR = DATALEN | DATNB | FSLEN  | EXTRA_FSLEN | BV(SSC_MSBF) | SSC_FSOS_POSITIVE;
+
+
 	SSC_IDR = 0xFFFFFFFF;
 	SSC_CR = BV(SSC_TXEN) | BV(SSC_RXEN);
 }