17  * NTSC Color subcarrier freq * 8 = 4.5 MHz/286 * 455/2 * 8 = 28.63636363... MHz
26  *	ref_freq = 28.636360 MHz
28  *	ref_freq = 28.636363 MHz
46 			 * 28636360 * 0xf.15f17f0/4 = 108 MHz  in cx25840_set_audclk_freq()
47 			 * 432 MHz pre-postdivide  in cx25840_set_audclk_freq()
53 			 * 196.6 MHz pre-postdivide  in cx25840_set_audclk_freq()
54 			 * FIXME < 200 MHz is out of specified valid range  in cx25840_set_audclk_freq()
68 			/* src3/4/6_ctl */  in cx25840_set_audclk_freq()
69 			/* 0x1.f77f = (4 * 28636360/8 * 2/455) / 32000 */  in cx25840_set_audclk_freq()
84 			 * 28636360 * 0xf.15f17f0/4 = 108 MHz  in cx25840_set_audclk_freq()
85 			 * 432 MHz pre-postdivide  in cx25840_set_audclk_freq()
91 			 * 271 MHz pre-postdivide  in cx25840_set_audclk_freq()
105 			/* src3/4/6_ctl */  in cx25840_set_audclk_freq()
106 			/* 0x1.6d59 = (4 * 28636360/8 * 2/455) / 44100 */  in cx25840_set_audclk_freq()
121 			 * 28636360 * 0xf.15f17f0/4 = 108 MHz  in cx25840_set_audclk_freq()
122 			 * 432 MHz pre-postdivide  in cx25840_set_audclk_freq()
127 			 * 28636363 * 0xa.4c6b728/0x10 = 48000 * 384  in cx25840_set_audclk_freq()
128 			 * 295 MHz pre-postdivide  in cx25840_set_audclk_freq()
142 			/* src3/4/6_ctl */  in cx25840_set_audclk_freq()
143 			/* 0x1.4faa = (4 * 28636360/8 * 2/455) / 48000 */  in cx25840_set_audclk_freq()
160 			 * 28636360 * 0xf.15f17f0/4 = 108 MHz  in cx25840_set_audclk_freq()
161 			 * 432 MHz pre-postdivide  in cx25840_set_audclk_freq()
167 			 * 246 MHz pre-postdivide  in cx25840_set_audclk_freq()
185 			/* src3/4/6_ctl */  in cx25840_set_audclk_freq()
201 			 * 28636360 * 0xf.15f17f0/4 = 108 MHz  in cx25840_set_audclk_freq()
202 			 * 432 MHz pre-postdivide  in cx25840_set_audclk_freq()
208 			 * 271 MHz pre-postdivide  in cx25840_set_audclk_freq()
226 			/* src3/4/6_ctl */  in cx25840_set_audclk_freq()
242 			 * 28636360 * 0xf.15f17f0/4 = 108 MHz  in cx25840_set_audclk_freq()
243 			 * 432 MHz pre-postdivide  in cx25840_set_audclk_freq()
248 			 * 28636363 * 0xa.4c6b728/0x18 = 48000 * 256  in cx25840_set_audclk_freq()
249 			 * 295 MHz pre-postdivide  in cx25840_set_audclk_freq()
267 			/* src3/4/6_ctl */  in cx25840_set_audclk_freq()
314 			/* src3/4/6_ctl */  in cx23885_set_audclk_freq()
315 			/* 0x1.4faa = (4 * 28636360/8 * 2/455) / 48000 */  in cx23885_set_audclk_freq()
335 			/* src3/4/6_ctl */  in cx231xx_set_audclk_freq()
336 			/* 0x1.f77f = (4 * 28636360/8 * 2/455) / 32000 */  in cx231xx_set_audclk_freq()
343 			/* src3/4/6_ctl */  in cx231xx_set_audclk_freq()
344 			/* 0x1.6d59 = (4 * 28636360/8 * 2/455) / 44100 */  in cx231xx_set_audclk_freq()
351 			/* src3/4/6_ctl */  in cx231xx_set_audclk_freq()
352 			/* 0x1.4faa = (4 * 28636360/8 * 2/455) / 48000 */  in cx231xx_set_audclk_freq()
366 			/* src3/4/6_ctl */  in cx231xx_set_audclk_freq()
378 			/* src3/4/6_ctl */  in cx231xx_set_audclk_freq()
390 			/* src3/4/6_ctl */  in cx231xx_set_audclk_freq()
391 			/* 0x1.4faa = (4 * 28636360/8 * 2/455) / 48000 */  in cx231xx_set_audclk_freq()
477 	 * this should be 19, but in my testing that was 4dB too loud */  in set_volume()