From patchwork Tue Jun 12 13:14:28 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ludovic BARRE X-Patchwork-Id: 10460309 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 91BAA60348 for ; Tue, 12 Jun 2018 13:33:06 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7D1CB28750 for ; Tue, 12 Jun 2018 13:33:06 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 71C9128786; Tue, 12 Jun 2018 13:33:06 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id D522E28750 for ; Tue, 12 Jun 2018 13:33:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=0D2zNuvqvaoMPhKI6o15Q9Sl3vllwkEGIC14xWL7OIY=; b=AcLd4m1j4vpkP9 jc3wZp3N568axQiL5FVwrIkgGkqR9idogoJtSoW6p7wiZu9gnYcwLskMzsGN7PqGHDKaZfpi5R/fD z0K/J1EtZcPEm1J9iHSSe4v+Gk2OME1dD4VGVrtvX45qnsPELJLaICqPyYFguoX4VUiJbJcY6QYsK pHo6HZj+a2Lid1gr+zuBgV66m9bYH/XRFF9htjUntkO3V9UGJvSnafebyklX+X++OhXpo3uqATEJ+ nBwCQsOh+FMGo3D4i+13vEldtzgip3c1dD4X2tvXdZ7A51e8eIHB6VJ5A2DLJre5M9iFEoRzRNiys W6Qj5X73xwqjDxmlL1sw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1fSjPu-00030a-Ad; Tue, 12 Jun 2018 13:32:58 +0000 Received: from mx08-00178001.pphosted.com ([91.207.212.93] helo=mx07-00178001.pphosted.com) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1fSj9e-0006Jo-UV for linux-arm-kernel@lists.infradead.org; Tue, 12 Jun 2018 13:16:42 +0000 Received: from pps.filterd (m0046660.ppops.net [127.0.0.1]) by mx08-.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id w5CDE5IN017839; Tue, 12 Jun 2018 15:15:58 +0200 Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx08-00178001.pphosted.com with ESMTP id 2jjegrr43c-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Tue, 12 Jun 2018 15:15:58 +0200 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id B0A3A3A; Tue, 12 Jun 2018 13:15:57 +0000 (GMT) Received: from Webmail-eu.st.com (Safex1hubcas23.st.com [10.75.90.46]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 8BCB9A543; Tue, 12 Jun 2018 13:15:57 +0000 (GMT) Received: from SAFEX1HUBCAS21.st.com (10.75.90.44) by SAFEX1HUBCAS23.st.com (10.75.90.46) with Microsoft SMTP Server (TLS) id 14.3.361.1; Tue, 12 Jun 2018 15:15:57 +0200 Received: from lmecxl0923.lme.st.com (10.48.0.237) by Webmail-ga.st.com (10.75.90.48) with Microsoft SMTP Server (TLS) id 14.3.361.1; Tue, 12 Jun 2018 15:15:57 +0200 From: Ludovic Barre To: Ulf Hansson , Rob Herring Subject: [PATCH 07/19] mmc: mmci: add variant property to define dpsm bit Date: Tue, 12 Jun 2018 15:14:28 +0200 Message-ID: <1528809280-31116-8-git-send-email-ludovic.Barre@st.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1528809280-31116-1-git-send-email-ludovic.Barre@st.com> References: <1528809280-31116-1-git-send-email-ludovic.Barre@st.com> MIME-Version: 1.0 X-Originating-IP: [10.48.0.237] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2018-06-12_01:, , signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180612_061611_308108_9023CBB6 X-CRM114-Status: GOOD ( 12.59 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Alexandre Torgue , linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, Ludovic Barre , Maxime Coquelin , Gerald Baeza , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Ludovic Barre This patch adds datactrl variant property to define dpsm enable bit. Needed to support the STM32 variant (STM32 has no dpsm enable bit). Signed-off-by: Ludovic Barre --- drivers/mmc/host/mmci.c | 15 ++++++++++++--- drivers/mmc/host/mmci.h | 2 ++ 2 files changed, 14 insertions(+), 3 deletions(-) diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c index 52562fc..1f44c61 100644 --- a/drivers/mmc/host/mmci.c +++ b/drivers/mmc/host/mmci.c @@ -57,6 +57,7 @@ static struct variant_data variant_arm = { .cmdreg_srsp = MCI_CPSM_RESPONSE, .datalength_bits = 16, .datactrl_blocksz = 11, + .datactrl_dpsm_enable = MCI_DPSM_ENABLE, .pwrreg_powerup = MCI_PWR_UP, .f_max = 100000000, .reversed_irq_handling = true, @@ -75,6 +76,7 @@ static struct variant_data variant_arm_extended_fifo = { .cmdreg_srsp = MCI_CPSM_RESPONSE, .datalength_bits = 16, .datactrl_blocksz = 11, + .datactrl_dpsm_enable = MCI_DPSM_ENABLE, .pwrreg_powerup = MCI_PWR_UP, .f_max = 100000000, .mmcimask1 = true, @@ -93,6 +95,7 @@ static struct variant_data variant_arm_extended_fifo_hwfc = { .cmdreg_srsp = MCI_CPSM_RESPONSE, .datalength_bits = 16, .datactrl_blocksz = 11, + .datactrl_dpsm_enable = MCI_DPSM_ENABLE, .pwrreg_powerup = MCI_PWR_UP, .f_max = 100000000, .mmcimask1 = true, @@ -112,6 +115,7 @@ static struct variant_data variant_u300 = { .cmdreg_srsp = MCI_CPSM_RESPONSE, .datalength_bits = 16, .datactrl_blocksz = 11, + .datactrl_dpsm_enable = MCI_DPSM_ENABLE, .datactrl_mask_sdio = MCI_DPSM_ST_SDIOEN, .st_sdio = true, .pwrreg_powerup = MCI_PWR_ON, @@ -136,6 +140,7 @@ static struct variant_data variant_nomadik = { .cmdreg_srsp = MCI_CPSM_RESPONSE, .datalength_bits = 24, .datactrl_blocksz = 11, + .datactrl_dpsm_enable = MCI_DPSM_ENABLE, .datactrl_mask_sdio = MCI_DPSM_ST_SDIOEN, .st_sdio = true, .st_clkdiv = true, @@ -163,6 +168,7 @@ static struct variant_data variant_ux500 = { .cmdreg_srsp = MCI_CPSM_RESPONSE, .datalength_bits = 24, .datactrl_blocksz = 11, + .datactrl_dpsm_enable = MCI_DPSM_ENABLE, .datactrl_mask_sdio = MCI_DPSM_ST_SDIOEN, .st_sdio = true, .st_clkdiv = true, @@ -195,6 +201,7 @@ static struct variant_data variant_ux500v2 = { .datactrl_mask_ddrmode = MCI_DPSM_ST_DDRMODE, .datalength_bits = 24, .datactrl_blocksz = 11, + .datactrl_dpsm_enable = MCI_DPSM_ENABLE, .datactrl_mask_sdio = MCI_DPSM_ST_SDIOEN, .st_sdio = true, .st_clkdiv = true, @@ -227,6 +234,7 @@ static struct variant_data variant_stm32 = { .cmdreg_srsp = MCI_CPSM_RESPONSE, .datalength_bits = 24, .datactrl_blocksz = 11, + .datactrl_dpsm_enable = MCI_DPSM_ENABLE, .datactrl_mask_sdio = MCI_DPSM_ST_SDIOEN, .st_sdio = true, .st_clkdiv = true, @@ -253,6 +261,7 @@ static struct variant_data variant_qcom = { .blksz_datactrl4 = true, .datalength_bits = 24, .datactrl_blocksz = 11, + .datactrl_dpsm_enable = MCI_DPSM_ENABLE, .pwrreg_powerup = MCI_PWR_UP, .f_max = 208000000, .explicit_mclk_control = true, @@ -564,11 +573,11 @@ static void mmci_start_data(struct mmci_host *host, struct mmc_data *data) BUG_ON(1 << blksz_bits != data->blksz); if (variant->blksz_datactrl16) - datactrl = MCI_DPSM_ENABLE | (data->blksz << 16); + datactrl = variant->datactrl_dpsm_enable | (data->blksz << 16); else if (variant->blksz_datactrl4) - datactrl = MCI_DPSM_ENABLE | (data->blksz << 4); + datactrl = variant->datactrl_dpsm_enable | (data->blksz << 4); else - datactrl = MCI_DPSM_ENABLE | blksz_bits << 4; + datactrl = variant->datactrl_dpsm_enable | blksz_bits << 4; if (data->flags & MMC_DATA_READ) datactrl |= MCI_DPSM_DIRECTION; diff --git a/drivers/mmc/host/mmci.h b/drivers/mmc/host/mmci.h index e173305..a2bf8bc 100644 --- a/drivers/mmc/host/mmci.h +++ b/drivers/mmc/host/mmci.h @@ -258,6 +258,7 @@ struct mmci_host; * register * @datactrl_mask_sdio: SDIO enable mask in datactrl register * @datactrl_blksz: block size in power of two + * @datactrl_dpsm_enable: enable value for DPSM * @pwrreg_powerup: power up value for MMCIPOWER register * @f_max: maximum clk frequency supported by the controller. * @signal_direction: input/out direction of bus signals can be indicated @@ -297,6 +298,7 @@ struct variant_data { unsigned int datactrl_mask_ddrmode; unsigned int datactrl_mask_sdio; unsigned int datactrl_blocksz; + unsigned int datactrl_dpsm_enable; bool st_sdio; bool st_clkdiv; bool blksz_datactrl16;