From mboxrd@z Thu Jan 1 00:00:00 1970 From: Adrian Hunter Subject: [PATCH 3/4] mmc: sdhci-pci: Add two host capabilities for BYT Date: Mon, 1 Dec 2014 15:51:18 +0200 Message-ID: <1417441879-28058-4-git-send-email-adrian.hunter@intel.com> References: <1417441879-28058-1-git-send-email-adrian.hunter@intel.com> Return-path: Received: from mga03.intel.com ([134.134.136.65]:35203 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753702AbaLANxC (ORCPT ); Mon, 1 Dec 2014 08:53:02 -0500 In-Reply-To: <1417441879-28058-1-git-send-email-adrian.hunter@intel.com> Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: Ulf Hansson , Chris Ball Cc: linux-mmc BYT host controllers are capable of doing the bus width test and of waiting while busy, so add the capability flags. Signed-off-by: Adrian Hunter --- drivers/mmc/host/sdhci-pci.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c index 632e9d9..95f7300 100644 --- a/drivers/mmc/host/sdhci-pci.c +++ b/drivers/mmc/host/sdhci-pci.c @@ -269,7 +269,9 @@ static void sdhci_pci_int_hw_reset(struct sdhci_host *host) static int byt_emmc_probe_slot(struct sdhci_pci_slot *slot) { slot->host->mmc->caps |= MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE | - MMC_CAP_HW_RESET | MMC_CAP_1_8V_DDR; + MMC_CAP_HW_RESET | MMC_CAP_1_8V_DDR | + MMC_CAP_BUS_WIDTH_TEST | + MMC_CAP_WAIT_WHILE_BUSY; slot->host->mmc->caps2 |= MMC_CAP2_HC_ERASE_SZ; slot->hw_reset = sdhci_pci_int_hw_reset; if (slot->chip->pdev->device == PCI_DEVICE_ID_INTEL_BSW_EMMC) @@ -279,12 +281,16 @@ static int byt_emmc_probe_slot(struct sdhci_pci_slot *slot) static int byt_sdio_probe_slot(struct sdhci_pci_slot *slot) { - slot->host->mmc->caps |= MMC_CAP_POWER_OFF_CARD | MMC_CAP_NONREMOVABLE; + slot->host->mmc->caps |= MMC_CAP_POWER_OFF_CARD | MMC_CAP_NONREMOVABLE | + MMC_CAP_BUS_WIDTH_TEST | + MMC_CAP_WAIT_WHILE_BUSY; return 0; } static int byt_sd_probe_slot(struct sdhci_pci_slot *slot) { + slot->host->mmc->caps |= MMC_CAP_BUS_WIDTH_TEST | + MMC_CAP_WAIT_WHILE_BUSY; slot->cd_con_id = NULL; slot->cd_idx = 0; slot->cd_override_level = true; -- 1.9.1