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Commit 6b8530cc authored by Kuninori Morimoto's avatar Kuninori Morimoto Committed by Mark Brown
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ASoC: rcar: ssi: don't set SSICR.CKDV = 000 with SSIWSR.CONT 



R-Car Datasheet is indicating "SSICR.CKDV = 000 is invalid when
SSIWSR.WS_MODE = 1 or SSIWSR.CONT = 1".
Current driver will set CONT, thus, we shouldn't use CKDV = 000.
This patch fixup it.

Reported-by: default avatarHiroyuki Yokoyama <hiroyuki.yokoyama.vx@renesas.com>
Signed-off-by: default avatarKuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Tested-by: default avatarHiroyuki Yokoyama <hiroyuki.yokoyama.vx@renesas.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent dc272156

sound/soc/sh/rcar/ssi.c

+9 −0
Original line number Diff line number Diff line
@@ -227,6 +227,15 @@ static int rsnd_ssi_master_clk_start(struct rsnd_mod *mod, 
	 */

	for (j = 0; j < ARRAY_SIZE(ssi_clk_mul_table); j++) {



		/*

		 * It will set SSIWSR.CONT here, but SSICR.CKDV = 000

		 * with it is not allowed. (SSIWSR.WS_MODE with

		 * SSICR.CKDV = 000 is not allowed either).

		 * Skip it. See SSICR.CKDV

		 */

		if (j == 0)

			continue;



		/*

		 * this driver is assuming that

		 * system word is 32bit x chan