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:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org,
        Benjamin Gaignard <benjamin.gaignard@st.com>,
        Alexandre Torgue <alexandre.torgue@st.com>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.5 219/399] ARM: dts: stm32: Add power-supply for DSI panel on stm32f469-disco
Date:   Fri, 21 Feb 2020 08:39:04 +0100
Message-Id: <20200221072424.287292973@linuxfoundation.org>
In-Reply-To: <20200221072402.315346745@linuxfoundation.org>
References: <20200221072402.315346745@linuxfoundation.org>
User-Agent: quilt/0.66
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

From: Benjamin Gaignard <benjamin.gaignard@st.com>

[ Upstream commit 0ff15a86d0c5a3f004fee2e92d65b88e56a3bc58 ]

Add a fixed regulator and use it as power supply for DSI panel.

Fixes: 18c8866266 ("ARM: dts: stm32: Add display support on stm32f469-disco")

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 arch/arm/boot/dts/stm32f469-disco.dts | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm/boot/dts/stm32f469-disco.dts b/arch/arm/boot/dts/stm32f469-disco.dts
index f3ce477b7bae6..9397db0c43de2 100644
--- a/arch/arm/boot/dts/stm32f469-disco.dts
+++ b/arch/arm/boot/dts/stm32f469-disco.dts
@@ -76,6 +76,13 @@
 		regulator-max-microvolt = <3300000>;
 	};
 
+	vdd_dsi: vdd-dsi {
+		compatible = "regulator-fixed";
+		regulator-name = "vdd_dsi";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+	};
+
 	soc {
 		dma-ranges = <0xc0000000 0x0 0x10000000>;
 	};
@@ -155,6 +162,7 @@
 		compatible = "orisetech,otm8009a";
 		reg = <0>; /* dsi virtual channel (0..3) */
 		reset-gpios = <&gpioh 7 GPIO_ACTIVE_LOW>;
+		power-supply = <&vdd_dsi>;
 		status = "okay";
 
 		port {
-- 
2.20.1