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remove unused macro

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Jeff Epler 2023-03-23 09:12:46 -05:00
parent f40504b7bc
commit b50c80e3d9
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1 changed files with 0 additions and 5 deletions
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ports/mimxrt10xx/common-hal/audiobusio/__init__.c
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@ -38,11 +38,6 @@
#define SAI_CLOCK_FREQ (CLOCK_GetFreq(kCLOCK_AudioPllClk) / (SAI_CLOCK_SOURCE_DIVIDER + 1U) / \
(SAI_CLOCK_SOURCE_PRE_DIVIDER + 1U))
// must match what's in clocks.c (but that's a C file so there's no way to include it)
// This is 480MMHz * (18/17) / 8 (around 63.5MHz) and there's no partiuclar
// logic to this value that I was able to determine.
#define BOARD_BOOTCLOCKRUN_SAI1_CLK_ROOT 63529411UL
#define AUDIO_BUFFER_FRAME_COUNT (128) // in uint32_t; there are 4, giving 2048 bytes. In all they hold 10ms @ stereo 16-bit 48kHz before all buffers drain
/*