diff options
Diffstat (limited to 'firmware/target/mips/ingenic_x1000/erosqnative/audiohw-erosqnative.c')
-rw-r--r-- | firmware/target/mips/ingenic_x1000/erosqnative/audiohw-erosqnative.c | 38 |
1 files changed, 20 insertions, 18 deletions
diff --git a/firmware/target/mips/ingenic_x1000/erosqnative/audiohw-erosqnative.c b/firmware/target/mips/ingenic_x1000/erosqnative/audiohw-erosqnative.c index b32a32a3a3..c53da728ff 100644 --- a/firmware/target/mips/ingenic_x1000/erosqnative/audiohw-erosqnative.c +++ b/firmware/target/mips/ingenic_x1000/erosqnative/audiohw-erosqnative.c | |||
@@ -27,20 +27,22 @@ | |||
27 | #include "gpio-x1000.h" | 27 | #include "gpio-x1000.h" |
28 | #include "logf.h" | 28 | #include "logf.h" |
29 | 29 | ||
30 | /* Audio path appears to be: | 30 | /* |
31 | * DAC --> HP Amp --> Stereo Switch --> HP OUT | 31 | * Earlier devices audio path appears to be: |
32 | * \--> LO OUT | 32 | * DAC \--> HP Amp --> Stereo Switch --> HP OUT |
33 | * \-> LO OUT | ||
33 | * | 34 | * |
34 | * The real purpose of the Stereo Switch is not clear. | 35 | * Recent devices, the audio path seems to have changed to: |
35 | * It appears to switch sources between the HP amp and something, | 36 | * DAC --> HP Amp --> Stereo Switch \--> HP OUT |
36 | * likely something unimplemented. */ | 37 | * \-> LO OUT |
38 | */ | ||
37 | 39 | ||
38 | void audiohw_init(void) | 40 | void audiohw_init(void) |
39 | { | 41 | { |
40 | /* explicitly mute everything */ | 42 | /* explicitly mute everything */ |
41 | gpio_set_level(GPIO_MAX97220_SHDN, 0); | 43 | gpio_set_level(GPIO_HPAMP_SHDN, 0); |
42 | gpio_set_level(GPIO_ISL54405_MUTE, 1); | 44 | gpio_set_level(GPIO_STEREOSW_MUTE, 1); |
43 | gpio_set_level(GPIO_PCM5102A_XMIT, 0); | 45 | gpio_set_level(GPIO_DAC_XMIT, 0); |
44 | 46 | ||
45 | aic_set_play_last_sample(true); | 47 | aic_set_play_last_sample(true); |
46 | aic_set_external_codec(true); | 48 | aic_set_external_codec(true); |
@@ -53,8 +55,8 @@ void audiohw_init(void) | |||
53 | mdelay(10); | 55 | mdelay(10); |
54 | 56 | ||
55 | /* power on DAC and HP Amp */ | 57 | /* power on DAC and HP Amp */ |
56 | gpio_set_level(GPIO_PCM5102A_ANALOG_PWR, 1); | 58 | gpio_set_level(GPIO_DAC_ANALOG_PWR, 1); |
57 | gpio_set_level(GPIO_MAX97220_POWER, 1); | 59 | gpio_set_level(GPIO_HPAMP_POWER, 1); |
58 | } | 60 | } |
59 | 61 | ||
60 | void audiohw_postinit(void) | 62 | void audiohw_postinit(void) |
@@ -76,23 +78,23 @@ void audiohw_postinit(void) | |||
76 | jz_writef(AIC_CCR, ERPL(0)); | 78 | jz_writef(AIC_CCR, ERPL(0)); |
77 | 79 | ||
78 | /* unmute - attempt to make power-on pop-free */ | 80 | /* unmute - attempt to make power-on pop-free */ |
79 | gpio_set_level(GPIO_ISL54405_SEL, 0); | 81 | gpio_set_level(GPIO_STEREOSW_SEL, 0); |
80 | gpio_set_level(GPIO_MAX97220_SHDN, 1); | 82 | gpio_set_level(GPIO_HPAMP_SHDN, 1); |
81 | mdelay(10); | 83 | mdelay(10); |
82 | gpio_set_level(GPIO_PCM5102A_XMIT, 1); | 84 | gpio_set_level(GPIO_DAC_XMIT, 1); |
83 | mdelay(10); | 85 | mdelay(10); |
84 | gpio_set_level(GPIO_ISL54405_MUTE, 0); | 86 | gpio_set_level(GPIO_STEREOSW_MUTE, 0); |
85 | } | 87 | } |
86 | 88 | ||
87 | /* TODO: get shutdown just right according to dac datasheet */ | 89 | /* TODO: get shutdown just right according to dac datasheet */ |
88 | void audiohw_close(void) | 90 | void audiohw_close(void) |
89 | { | 91 | { |
90 | /* mute - attempt to make power-off pop-free */ | 92 | /* mute - attempt to make power-off pop-free */ |
91 | gpio_set_level(GPIO_ISL54405_MUTE, 1); | 93 | gpio_set_level(GPIO_STEREOSW_MUTE, 1); |
92 | mdelay(10); | 94 | mdelay(10); |
93 | gpio_set_level(GPIO_PCM5102A_XMIT, 0); | 95 | gpio_set_level(GPIO_DAC_XMIT, 0); |
94 | mdelay(10); | 96 | mdelay(10); |
95 | gpio_set_level(GPIO_MAX97220_SHDN, 0); | 97 | gpio_set_level(GPIO_HPAMP_SHDN, 0); |
96 | } | 98 | } |
97 | 99 | ||
98 | void audiohw_set_frequency(int fsel) | 100 | void audiohw_set_frequency(int fsel) |