From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jaehoon Chung Subject: [PATCH v2] mmc: dw-mmc: relocate the position called dw_mci_setup_bus() Date: Mon, 29 Oct 2012 14:19:36 +0900 Message-ID: <508E11E8.2040609@samsung.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from mailout1.samsung.com ([203.254.224.24]:59848 "EHLO mailout1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751037Ab2J2FTw (ORCPT ); Mon, 29 Oct 2012 01:19:52 -0400 Received: from epcpsbgm2.samsung.com (epcpsbgm2 [203.254.230.27]) by mailout1.samsung.com (Oracle Communications Messaging Server 7u4-24.01(7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTP id <0MCN000WV2SJF160@mailout1.samsung.com> for linux-mmc@vger.kernel.org; Mon, 29 Oct 2012 14:19:38 +0900 (KST) Received: from [10.90.51.55] by mmp1.samsung.com (Oracle Communications Messaging Server 7u4-24.01(7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTPA id <0MCN001Q42SPGT70@mmp1.samsung.com> for linux-mmc@vger.kernel.org; Mon, 29 Oct 2012 14:19:37 +0900 (KST) Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: linux-mmc Cc: Chris Ball , Will Newton , James Hogan , Kyungmin Park , Seungwon Jeon After power-on, must be ensured at least 74~80 clocks before sending any first command. To ensure, it's good that dw_mci_setup_bus() is located at dw_mci_set_ios instead of __dw_mci_start_request() Signed-off-by: Jaehoon Chung Signed-off-by: Kyungmin Park Acked-by: Seungwon Jeon ------ Changelog V2: - Modified the commit-message. --- drivers/mmc/host/dw_mmc.c | 6 +++--- 1 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c index 4b2bedc..de79093 100644 --- a/drivers/mmc/host/dw_mmc.c +++ b/drivers/mmc/host/dw_mmc.c @@ -682,9 +682,6 @@ static void __dw_mci_start_request(struct dw_mci *host, if (host->pdata->select_slot) host->pdata->select_slot(slot->id); - /* Slot specific timing and width adjustment */ - dw_mci_setup_bus(slot); - host->cur_slot = slot; host->mrq = mrq; @@ -810,6 +807,9 @@ static void dw_mci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios) if (slot->host->drv_data->set_ios) slot->host->drv_data->set_ios(slot->host, ios); + /* Slot specific timing and width adjustment */ + dw_mci_setup_bus(slot); + switch (ios->power_mode) { case MMC_POWER_UP: set_bit(DW_MMC_CARD_NEED_INIT, &slot->flags); -- 1.7.4.1