From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thierry Reding Subject: [PATCH 31/73] ARM: tegra: Add parent clock to DSI output Date: Tue, 16 Jun 2020 15:51:56 +0200 Message-ID: <20200616135238.3001888-32-thierry.reding@gmail.com> References: <20200616135238.3001888-1-thierry.reding@gmail.com> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20200616135238.3001888-1-thierry.reding-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> Sender: linux-tegra-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Thierry Reding Cc: Jon Hunter , linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org List-Id: linux-tegra@vger.kernel.org From: Thierry Reding The DSI output needs to specify a parent clock that will be used to drive both the output and the display controller. Signed-off-by: Thierry Reding --- arch/arm/boot/dts/tegra20.dtsi | 4 +++- arch/arm/boot/dts/tegra30.dtsi | 4 +++- 2 files changed, 6 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi index 2568236284ad..19d5d4b8692b 100644 --- a/arch/arm/boot/dts/tegra20.dtsi +++ b/arch/arm/boot/dts/tegra20.dtsi @@ -154,7 +154,9 @@ tvo@542c0000 { dsi@54300000 { compatible = "nvidia,tegra20-dsi"; reg = <0x54300000 0x00040000>; - clocks = <&tegra_car TEGRA20_CLK_DSI>; + clocks = <&tegra_car TEGRA20_CLK_DSI>, + <&tegra_car TEGRA20_CLK_PLL_D_OUT0>; + clock-names = "dsi", "parent"; resets = <&tegra_car 48>; reset-names = "dsi"; status = "disabled"; diff --git a/arch/arm/boot/dts/tegra30.dtsi b/arch/arm/boot/dts/tegra30.dtsi index 690e1628860f..d80f9d3d2d18 100644 --- a/arch/arm/boot/dts/tegra30.dtsi +++ b/arch/arm/boot/dts/tegra30.dtsi @@ -255,7 +255,9 @@ tvo@542c0000 { dsi@54300000 { compatible = "nvidia,tegra30-dsi"; reg = <0x54300000 0x00040000>; - clocks = <&tegra_car TEGRA30_CLK_DSIA>; + clocks = <&tegra_car TEGRA30_CLK_DSIA>, + <&tegra_car TEGRA30_CLK_PLL_D_OUT0>; + clock-names = "dsi", "parent"; resets = <&tegra_car 48>; reset-names = "dsi"; status = "disabled"; -- 2.24.1