From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jaehoon Chung Subject: Re: [PATCH v3 1/8] mmc: core: add the property for hs200 Date: Mon, 17 Feb 2014 12:17:37 +0900 Message-ID: <53017F51.7020308@samsung.com> References: <52EF7A57.1020801@samsung.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Return-path: Received: from mailout1.samsung.com ([203.254.224.24]:10079 "EHLO mailout1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751802AbaBQDR1 (ORCPT ); Sun, 16 Feb 2014 22:17:27 -0500 Received: from epcpsbgr2.samsung.com (u142.gpu120.samsung.co.kr [203.254.230.142]) by mailout1.samsung.com (Oracle Communications Messaging Server 7u4-24.01 (7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTP id <0N1400A85EH1UM20@mailout1.samsung.com> for linux-mmc@vger.kernel.org; Mon, 17 Feb 2014 12:17:25 +0900 (KST) In-reply-to: Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: Ulf Hansson , Jaehoon Chung Cc: "linux-mmc@vger.kernel.org" , Chris Ball , Seungwon Jeon , Olof Johansson Hi Ulf, On 02/14/2014 09:30 PM, Ulf Hansson wrote: > On 14 February 2014 12:31, Ulf Hansson wrote: >> On 3 February 2014 12:15, Jaehoon Chung wrote: >>> mmc-hs200-1.8v and mmc-hs200-1.2v can be used to the general capability. >>> >>> Signed-off-by: Jaehoon Chung >> >> Acked-by: Ulf Hansson > > Hi Jaehoon, > > While I was adding some more DT bindings for mmc, I decided to rebase > and fold in this patch into my patchset. > > Hope your fine with it, otherwise just let me know. Thanks for adding patch at your patchset. Best Regards, Jaehoon Chung > > Kind regards > Ulf Hansson > > >> >>> --- >>> Changelog V3: >>> - Use the "len" instead of "NULL" >>> Changelog V2: >>> - Rename the mmc-hs200-1_8v/1_2v instead of "_caps2_" >>> - Add the properties into Documentation/devicetree/bindings/mmc/mmc.txt >>> >>> Documentation/devicetree/bindings/mmc/mmc.txt | 2 ++ >>> drivers/mmc/core/host.c | 4 ++++ >>> 2 files changed, 6 insertions(+) >>> >>> diff --git a/Documentation/devicetree/bindings/mmc/mmc.txt b/Documentation/devicetree/bindings/mmc/mmc.txt >>> index 458b57f..4bb3894 100644 >>> --- a/Documentation/devicetree/bindings/mmc/mmc.txt >>> +++ b/Documentation/devicetree/bindings/mmc/mmc.txt >>> @@ -29,6 +29,8 @@ Optional properties: >>> - cap-power-off-card: powering off the card is safe >>> - cap-sdio-irq: enable SDIO IRQ signalling on this interface >>> - full-pwr-cycle: full power cycle of the card is supported >>> +- mmc-hs200-1_8v: HS200 mode(1.8V I/O) is supported >>> +- mmc-hs200-1_2v: HS200 mode(1.2V I/O) is supported >>> >>> *NOTE* on CD and WP polarity. To use common for all SD/MMC host controllers line >>> polarity properties, we have to fix the meaning of the "normal" and "inverted" >>> diff --git a/drivers/mmc/core/host.c b/drivers/mmc/core/host.c >>> index 49bc403..4b81c93 100644 >>> --- a/drivers/mmc/core/host.c >>> +++ b/drivers/mmc/core/host.c >>> @@ -429,6 +429,10 @@ int mmc_of_parse(struct mmc_host *host) >>> host->pm_caps |= MMC_PM_KEEP_POWER; >>> if (of_find_property(np, "enable-sdio-wakeup", &len)) >>> host->pm_caps |= MMC_PM_WAKE_SDIO_IRQ; >>> + if (of_find_property(np, "mmc-hs200-1_8v", &len)) >>> + host->caps2 |= MMC_CAP2_HS200_1_8V_SDR; >>> + if (of_find_property(np, "mmc-hs200-1_2v", &len)) >>> + host->caps2 |= MMC_CAP2_HS200_1_2V_SDR; >>> >>> return 0; >>> >>> -- >>> 1.7.9.5 > -- > To unsubscribe from this list: send the line "unsubscribe linux-mmc" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html >