From mboxrd@z Thu Jan 1 00:00:00 1970 From: Shawn Lin Subject: [PATCH 1/5] Documentation: mmc: synopsys-dw-mshc: add power domain description Date: Fri, 29 Jul 2016 12:14:59 +0800 Message-ID: <1469765703-30999-2-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: linux-rockchip.vger.kernel.org This patch adds power domain as a optional property for dw_mmc. We should handle the power domain if available as it's in off state dut to the policy of power-saving after booting up. Otherwise dw_mmc can not be accessed. Signed-off-by: Shawn Lin --- Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.txt | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.txt b/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.txt index 8636f5a..f48febd 100644 --- a/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.txt +++ b/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.txt @@ -81,6 +81,8 @@ Optional properties: * dma-names: request names for generic DMA client binding. Must be "rx-tx". Refer to dma.txt for details. +* power-domains: Must contain a reference to the PM domain, if available. + Aliases: - All the MSHC controller nodes should be represented in the aliases node using -- 2.3.7