Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
From:   Evan Green <evgreen@chromium.org>
To:     Kishon Vijay Abraham I <kishon@ti.com>
Cc:     Stephen Boyd <swboyd@chromium.org>,
        Marc Gonzalez <marc.w.gonzalez@free.fr>,
        Can Guo <cang@codeaurora.org>,
        Vivek Gautam <vivek.gautam@codeaurora.org>,
        Douglas Anderson <dianders@chromium.org>,
        Asutosh Das <asutoshd@codeaurora.org>,
        Evan Green <evgreen@chromium.org>,
        Rob Herring <robh@kernel.org>, devicetree@vger.kernel.org,
        liwei <liwei213@huawei.com>, linux-kernel@vger.kernel.org,
        Subhash Jadavani <subhashj@codeaurora.org>,
        "Martin K. Petersen" <martin.petersen@oracle.com>,
        Rob Herring <robh+dt@kernel.org>,
        Mark Rutland <mark.rutland@arm.com>
Subject: [PATCH v5 1/8] dt-bindings: ufs: Add #reset-cells for Qualcomm controllers
Date:   Thu, 21 Mar 2019 10:17:53 -0700
Message-Id: <20190321171800.104681-2-evgreen@chromium.org>
In-Reply-To: <20190321171800.104681-1-evgreen@chromium.org>
References: <20190321171800.104681-1-evgreen@chromium.org>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

Enable Qualcomm UFS controllers to expose the PHY reset via a reset
controller.

Signed-off-by: Evan Green <evgreen@chromium.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>

---

Changes in v5: None
Changes in v4: None
Changes in v3: None
Changes in v2: None

 Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt b/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt
index 5111e9130bc3..f647c09bc62a 100644
--- a/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt
+++ b/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt
@@ -50,6 +50,8 @@ Optional properties:
 -lanes-per-direction	: number of lanes available per direction - either 1 or 2.
 			  Note that it is assume same number of lanes is used both
 			  directions at once. If not specified, default is 2 lanes per direction.
+- #reset-cells		: Must be <1> for Qualcomm UFS controllers that expose
+			  PHY reset from the UFS controller.
 - resets            : reset node register
 - reset-names       : describe reset node register, the "rst" corresponds to reset the whole UFS IP.
 
@@ -79,4 +81,5 @@ Example:
 		reset-names = "rst";
 		phys = <&ufsphy1>;
 		phy-names = "ufsphy";
+		#reset-cells = <1>;
 	};
-- 
2.20.1