[U-Boot] [PATCH 1/9 V2] SOUND: Add I2S driver
Simon Glass
sjg at chromium.org
Tue Oct 16 20:18:22 CEST 2012
Hi,
On Tue, Aug 21, 2012 at 11:44 PM, Rajeshwari Shinde
<rajeshwari.s at samsung.com> wrote:
> This patch adds driver for I2S interface specific to samsung.
>
> Signed-off-by: R. Chandrasekar <rcsekar at samsung.com>
> Signed-off-by: Rajeshwari Shinde <rajeshwari.s at samsung.com>
> ---
> Changes in V2:
> - renamed i2s.c to samsung-i2s.c.
> Makefile | 1 +
> drivers/sound/Makefile | 47 ++++++
> drivers/sound/samsung-i2s.c | 358 +++++++++++++++++++++++++++++++++++++++++++
> drivers/sound/sound.c | 220 ++++++++++++++++++++++++++
> include/i2s.h | 127 +++++++++++++++
> include/sound.h | 62 ++++++++
> 6 files changed, 815 insertions(+), 0 deletions(-)
> create mode 100644 drivers/sound/Makefile
> create mode 100644 drivers/sound/samsung-i2s.c
> create mode 100644 drivers/sound/sound.c
> create mode 100644 include/i2s.h
> create mode 100644 include/sound.h
>
Rather than have a big table for the sound, can we calculate it, as in
the Chromium tree?
Regards,
Simon
> + while (freq--) {
> + i = ARRAY_SIZE(sine_table_400);
> +
> + for (i = 0; i < ARRAY_SIZE(sine_table_400); i++) {
> + *data++ = sine_table_400[i];
> + *data++ = sine_table_400[i];
> + }
> + }
> +}
> +
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