14 #include <i2s.h>
27  * get_sound_i2s_values gets values for i2s parameters
29  * @param i2stx_info	i2s transmitter transfer param structure
32 static int get_sound_i2s_values(struct i2stx_info *i2s, const void *blob)  in get_sound_i2s_values()  argument
38 	node = fdt_path_offset(blob, "i2s");  in get_sound_i2s_values()
47 	 * wrong register values in i2s setup parameters  in get_sound_i2s_values()
52 		debug("%s: Missing  i2s base\n", __func__);  in get_sound_i2s_values()
55 	i2s->base_address = base;  in get_sound_i2s_values()
57 	i2s->audio_pll_clk = fdtdec_get_int(blob,  in get_sound_i2s_values()
58 				node, "samsung,i2s-epll-clock-frequency", -1);  in get_sound_i2s_values()
59 	error |= i2s->audio_pll_clk;  in get_sound_i2s_values()
60 	debug("audio_pll_clk = %d\n", i2s->audio_pll_clk);  in get_sound_i2s_values()
61 	i2s->samplingrate = fdtdec_get_int(blob,  in get_sound_i2s_values()
62 				node, "samsung,i2s-sampling-rate", -1);  in get_sound_i2s_values()
63 	error |= i2s->samplingrate;  in get_sound_i2s_values()
64 	debug("samplingrate = %d\n", i2s->samplingrate);  in get_sound_i2s_values()
65 	i2s->bitspersample = fdtdec_get_int(blob,  in get_sound_i2s_values()
66 				node, "samsung,i2s-bits-per-sample", -1);  in get_sound_i2s_values()
67 	error |= i2s->bitspersample;  in get_sound_i2s_values()
68 	debug("bitspersample = %d\n", i2s->bitspersample);  in get_sound_i2s_values()
69 	i2s->channels = fdtdec_get_int(blob,  in get_sound_i2s_values()
70 			node, "samsung,i2s-channels", -1);  in get_sound_i2s_values()
71 	error |= i2s->channels;  in get_sound_i2s_values()
72 	debug("channels = %d\n", i2s->channels);  in get_sound_i2s_values()
73 	i2s->rfs = fdtdec_get_int(blob,  in get_sound_i2s_values()
74 				node, "samsung,i2s-lr-clk-framesize", -1);  in get_sound_i2s_values()
75 	error |= i2s->rfs;  in get_sound_i2s_values()
76 	debug("rfs = %d\n", i2s->rfs);  in get_sound_i2s_values()
77 	i2s->bfs = fdtdec_get_int(blob,  in get_sound_i2s_values()
78 				node, "samsung,i2s-bit-clk-framesize", -1);  in get_sound_i2s_values()
79 	error |= i2s->bfs;  in get_sound_i2s_values()
80 	debug("bfs = %d\n", i2s->bfs);  in get_sound_i2s_values()
82 	i2s->id = fdtdec_get_int(blob, node, "samsung,i2s-id", -1);  in get_sound_i2s_values()
83 	error |= i2s->id;  in get_sound_i2s_values()
84 	debug("id = %d\n", i2s->id);  in get_sound_i2s_values()
87 		debug("fail to get sound i2s node properties\n");  in get_sound_i2s_values()
98  * @param pi2s_tx	i2s parameters required by codec
108 	node = fdt_path_offset(blob, "i2s");  in codec_init()
151 	/* Get the I2S Values */  in sound_init()
153 		debug(" FDT I2S values failed\n");  in sound_init()