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BDW: refine ssp start function 

Set Tx|Rx Enable for starting playback|capture

Signed-off-by: Rander Wang <rander.wang@linux.intel.com>
This commit is contained in:
Rander Wang 2018-06-04 16:21:04 +08:00 committed by Liam Girdwood
parent 5af786cfc8
commit 933f275d43
2 changed files with 4 additions and 1 deletions
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2
src/drivers/hsw-ssp.c
View File

@ -439,11 +439,13 @@ static void ssp_start(struct dai *dai, int direction)
SSCR1_TSRE | SSCR1_EBCEI);
ssp_update_bits(dai, SSCR0, SSCR0_SSE, SSCR0_SSE);
ssp_update_bits(dai, SSCR0, SSCR0_TIM, 0);
ssp_update_bits(dai, SSTSA, SSTSA_TSEN, SSTSA_TSEN);
} else {
ssp_update_bits(dai, SSCR1, SSCR1_RSRE | SSCR1_EBCEI,
SSCR1_RSRE | SSCR1_EBCEI);
ssp_update_bits(dai, SSCR0, SSCR0_SSE, SSCR0_SSE);
ssp_update_bits(dai, SSCR0, SSCR0_RIM, 0);
ssp_update_bits(dai, SSRSA, SSRSA_RSEN, SSRSA_RSEN);
}
/* enable port */

3
src/include/sof/ssp.h
View File

@ -198,7 +198,8 @@ extern const struct dai_ops ssp_ops;
#define SFIFOTT_TX(x) ((x) - 1)
#define SFIFOTT_RX(x) (((x) - 1) << 16)
#if defined CONFIG_APOLLOLAKE || defined CONFIG_CANNONLAKE
#if defined CONFIG_APOLLOLAKE || defined CONFIG_CANNONLAKE ||\
defined CONFIG_HASWELL || defined CONFIG_BROADWELL
#define SSTSA_TSEN BIT(8)
#define SSRSA_RSEN BIT(8)