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path: root/sound/soc/blackfin/bf5xx-i2s.c
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Diffstat (limited to 'sound/soc/blackfin/bf5xx-i2s.c')
-rw-r--r--sound/soc/blackfin/bf5xx-i2s.c34
1 files changed, 22 insertions, 12 deletions
diff --git a/sound/soc/blackfin/bf5xx-i2s.c b/sound/soc/blackfin/bf5xx-i2s.c
index 827587f08180..e020c160ee44 100644
--- a/sound/soc/blackfin/bf5xx-i2s.c
+++ b/sound/soc/blackfin/bf5xx-i2s.c
@@ -70,12 +70,24 @@ static struct sport_param sport_params[2] = {
70 } 70 }
71}; 71};
72 72
73static u16 sport_req[][7] = { 73/*
74 { P_SPORT0_DTPRI, P_SPORT0_TSCLK, P_SPORT0_RFS, 74 * Setting the TFS pin selector for SPORT 0 based on whether the selected
75 P_SPORT0_DRPRI, P_SPORT0_RSCLK, 0}, 75 * port id F or G. If the port is F then no conflict should exist for the
76 { P_SPORT1_DTPRI, P_SPORT1_TSCLK, P_SPORT1_RFS, 76 * TFS. When Port G is selected and EMAC then there is a conflict between
77 P_SPORT1_DRPRI, P_SPORT1_RSCLK, 0}, 77 * the PHY interrupt line and TFS. Current settings prevent the conflict
78}; 78 * by ignoring the TFS pin when Port G is selected. This allows both
79 * ssm2602 using Port G and EMAC concurrently.
80 */
81#ifdef CONFIG_BF527_SPORT0_PORTF
82#define LOCAL_SPORT0_TFS (P_SPORT0_TFS)
83#else
84#define LOCAL_SPORT0_TFS (0)
85#endif
86
87static u16 sport_req[][7] = { {P_SPORT0_DTPRI, P_SPORT0_TSCLK, P_SPORT0_RFS,
88 P_SPORT0_DRPRI, P_SPORT0_RSCLK, LOCAL_SPORT0_TFS, 0},
89 {P_SPORT1_DTPRI, P_SPORT1_TSCLK, P_SPORT1_RFS, P_SPORT1_DRPRI,
90 P_SPORT1_RSCLK, P_SPORT1_TFS, 0} };
79 91
80static int bf5xx_i2s_set_dai_fmt(struct snd_soc_dai *cpu_dai, 92static int bf5xx_i2s_set_dai_fmt(struct snd_soc_dai *cpu_dai,
81 unsigned int fmt) 93 unsigned int fmt)
@@ -98,23 +110,21 @@ static int bf5xx_i2s_set_dai_fmt(struct snd_soc_dai *cpu_dai,
98 ret = -EINVAL; 110 ret = -EINVAL;
99 break; 111 break;
100 default: 112 default:
113 printk(KERN_ERR "%s: Unknown DAI format type\n", __func__);
101 ret = -EINVAL; 114 ret = -EINVAL;
102 break; 115 break;
103 } 116 }
104 117
105 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 118 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
106 case SND_SOC_DAIFMT_CBS_CFS:
107 ret = -EINVAL;
108 break;
109 case SND_SOC_DAIFMT_CBM_CFS:
110 ret = -EINVAL;
111 break;
112 case SND_SOC_DAIFMT_CBM_CFM: 119 case SND_SOC_DAIFMT_CBM_CFM:
113 break; 120 break;
121 case SND_SOC_DAIFMT_CBS_CFS:
122 case SND_SOC_DAIFMT_CBM_CFS:
114 case SND_SOC_DAIFMT_CBS_CFM: 123 case SND_SOC_DAIFMT_CBS_CFM:
115 ret = -EINVAL; 124 ret = -EINVAL;
116 break; 125 break;
117 default: 126 default:
127 printk(KERN_ERR "%s: Unknown DAI master type\n", __func__);
118 ret = -EINVAL; 128 ret = -EINVAL;
119 break; 129 break;
120 } 130 }