From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 75207CE79D0 for ; Wed, 20 Sep 2023 12:09:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235324AbjITMJd (ORCPT ); Wed, 20 Sep 2023 08:09:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53782 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235338AbjITMJ3 (ORCPT ); Wed, 20 Sep 2023 08:09:29 -0400 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6FA42DC for ; Wed, 20 Sep 2023 05:09:21 -0700 (PDT) Received: by smtp.kernel.org (Postfix) with ESMTPSA id ABEF5C433C8; Wed, 20 Sep 2023 12:09:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1695211761; bh=65WiDRCUCEhxZxjCtaVM+MXykYCf9YFZm0c3tNVi7Qs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=eCOJ18/H7oZl8sNuq11wRYuF7dfMyp4WrVEZDe5Od2AdL1UAuLpl8FxNPKTkIydfd ickYtGHVFB1oVcEk64/Xpns2PynsZYoJ2SWfgJKgASC9VV1hvO5Z6xy5HIhvmvfyEx jn7IRht0GQkEGaAc14kf6llQrsIRyMA92gxLFTU8= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Guiting Shen , Mark Brown , Sasha Levin Subject: [PATCH 4.19 025/273] ASoC: atmel: Fix the 8K sample parameter in I2SC master Date: Wed, 20 Sep 2023 13:27:45 +0200 Message-ID: <20230920112847.205823373@linuxfoundation.org> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20230920112846.440597133@linuxfoundation.org> References: <20230920112846.440597133@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org 4.19-stable review patch. If anyone has any objections, please let me know. ------------------ From: Guiting Shen [ Upstream commit f85739c0b2b0d98a32f5ca4fcc5501d2b76df4f6 ] The 8K sample parameter of 12.288Mhz main system bus clock doesn't work because the I2SC_MR.IMCKDIV must not be 0 according to the sama5d2 series datasheet(I2SC Mode Register of Register Summary). So use the 6.144Mhz instead of 12.288Mhz to support 8K sample. Signed-off-by: Guiting Shen Link: https://lore.kernel.org/r/20230715030620.62328-1-aarongt.shen@gmail.com Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- sound/soc/atmel/atmel-i2s.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/sound/soc/atmel/atmel-i2s.c b/sound/soc/atmel/atmel-i2s.c index 99cc731505769..ab7f761174742 100644 --- a/sound/soc/atmel/atmel-i2s.c +++ b/sound/soc/atmel/atmel-i2s.c @@ -174,11 +174,14 @@ struct atmel_i2s_gck_param { #define I2S_MCK_12M288 12288000UL #define I2S_MCK_11M2896 11289600UL +#define I2S_MCK_6M144 6144000UL /* mck = (32 * (imckfs+1) / (imckdiv+1)) * fs */ static const struct atmel_i2s_gck_param gck_params[] = { + /* mck = 6.144Mhz */ + { 8000, I2S_MCK_6M144, 1, 47}, /* mck = 768 fs */ + /* mck = 12.288MHz */ - { 8000, I2S_MCK_12M288, 0, 47}, /* mck = 1536 fs */ { 16000, I2S_MCK_12M288, 1, 47}, /* mck = 768 fs */ { 24000, I2S_MCK_12M288, 3, 63}, /* mck = 512 fs */ { 32000, I2S_MCK_12M288, 3, 47}, /* mck = 384 fs */ -- 2.40.1