From patchwork Wed Mar 30 18:54:19 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Lad Prabhakar X-Patchwork-Id: 13005289 X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from relmlie6.idc.renesas.com (relmlie6.idc.renesas.com [210.160.252.172]) by mx.groups.io with SMTP id smtpd.web09.2206.1648666503714272786 for ; Wed, 30 Mar 2022 11:55:04 -0700 Authentication-Results: mx.groups.io; dkim=missing; spf=pass (domain: bp.renesas.com, ip: 210.160.252.172, mailfrom: prabhakar.mahadev-lad.rj@bp.renesas.com) X-IronPort-AV: E=Sophos;i="5.90,223,1643641200"; d="scan'208";a="116211078" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie6.idc.renesas.com with ESMTP; 31 Mar 2022 03:55:02 +0900 Received: from localhost.localdomain (unknown [10.226.36.204]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id 7717340D4D0B; Thu, 31 Mar 2022 03:55:01 +0900 (JST) From: "Lad Prabhakar" To: cip-dev@lists.cip-project.org, Nobuhiro Iwamatsu , Pavel Machek Cc: Biju Das Subject: [PATCH 5.10.y-cip 04/39] mmc: renesas_sdhi: clear TAPEN when resetting, too Date: Wed, 30 Mar 2022 19:54:19 +0100 Message-Id: <20220330185454.10887-5-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220330185454.10887-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20220330185454.10887-1-prabhakar.mahadev-lad.rj@bp.renesas.com> MIME-Version: 1.0 List-Id: From: Wolfram Sang commit 183edc060e6969a3afe83f663b534f6324fb7e3a upstream. We want to clear TAPEN in a software reset, too, to have a completely known state. Especially when we doing the initial reset during boot to clear previous firmware states. Signed-off-by: Wolfram Sang Tested-by: Niklas Söderlund Reviewed-by: Yoshihiro Shimoda Tested-by: Yoshihiro Shimoda Link: https://lore.kernel.org/r/20201110162151.37622-2-wsa+renesas@sang-engineering.com Signed-off-by: Ulf Hansson Signed-off-by: Lad Prabhakar --- drivers/mmc/host/renesas_sdhi_core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mmc/host/renesas_sdhi_core.c b/drivers/mmc/host/renesas_sdhi_core.c index e264ba2bff29..da8c9cf5a942 100644 --- a/drivers/mmc/host/renesas_sdhi_core.c +++ b/drivers/mmc/host/renesas_sdhi_core.c @@ -558,7 +558,7 @@ static void renesas_sdhi_reset(struct tmio_mmc_host *host) struct renesas_sdhi *priv = host_to_priv(host); if (priv->scc_ctl) { - renesas_sdhi_reset_scc(host, priv); + renesas_sdhi_disable_scc(host->mmc); renesas_sdhi_reset_hs400_mode(host, priv); priv->needs_adjust_hs400 = false;