From mboxrd@z Thu Jan 1 00:00:00 1970 From: Shawn Lin Subject: [PATCH 2/5] Documentation: mmc: sdhci-of-arasan: add power domain description Date: Fri, 29 Jul 2016 12:15:00 +0800 Message-ID: <1469765703-30999-3-git-send-email-shawn.lin@rock-chips.com> References: <1469765703-30999-1-git-send-email-shawn.lin@rock-chips.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1469765703-30999-1-git-send-email-shawn.lin-TNX95d0MmH7DzftRWevZcw@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+glpar-linux-rockchip=m.gmane.org-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org To: Heiko Stuebner , Rob Herring , Jaehoon Chung , Ulf Hansson Cc: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Elaine Zhang , Feng Xiao , Shawn Lin , Brian Norris , linux-mmc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Douglas Anderson , linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org List-Id: devicetree@vger.kernel.org This patch adds power domain as a optional property for sdhci-of-arasan. We should handle the power domain if available as it's in off state due to the policy of power-saving after booting up. Otherwise controller can not be accessed. Signed-off-by: Shawn Lin --- Documentation/devicetree/bindings/mmc/arasan,sdhci.txt | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/mmc/arasan,sdhci.txt b/Documentation/devicetree/bindings/mmc/arasan,sdhci.txt index 3404afa..b5fb563 100644 --- a/Documentation/devicetree/bindings/mmc/arasan,sdhci.txt +++ b/Documentation/devicetree/bindings/mmc/arasan,sdhci.txt @@ -36,6 +36,7 @@ Optional Properties: - #clock-cells: If specified this should be the value <0>. With this property in place we will export a clock representing the Card Clock. This clock is expected to be consumed by our PHY. You must also specify + - power-domains: Must contain a reference to the PM domain, if available. Example: sdhci@e0100000 { -- 2.3.7