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Sun, 12 Jul 2020 17:25:21 -0700 (PDT) From: Sven Van Asbroeck X-Google-Original-From: Sven Van Asbroeck To: shawnguo@kernel.org, s.hauer@pengutronix.de Cc: Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org Subject: [PATCH v1 5/5] ARM: dts: imx6qp: support improved enet clocking on QuadPlus Date: Sun, 12 Jul 2020 20:25:12 -0400 Message-Id: <20200713002512.28742-6-TheSven73@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200713002512.28742-1-TheSven73@gmail.com> References: <20200713002512.28742-1-TheSven73@gmail.com> Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Board designers are now able to choose between all three supported enet clocking methods, by changing the clocktree via the devicetree: a) route enet_ref externally from pad to pad (the default): no clock tree changes required b) route internally on SoC from enet_ref &fec { assigned-clocks = <&clks IMX6QDL_CLK_ENET_PTP>, <&clks IMX6QDL_CLK_ENET_REF>; assigned-clock-parents = <&clks IMX6QDL_CLK_ENET_REF>; assigned-clock-rates = <0>, <125000000>; }; c) route external clock (from PHY or oscillator) via pad / { clocks { phy_osc: anaclk3 { compatible = "fixed-clock"; #clock-cells = <0>; clock-frequency = <125000000>; }; }; }; &fec { assigned-clocks = <&clks IMX6QDL_CLK_ENET_PTP>, <&clks IMX6QDL_CLK_ENET_PAD>; assigned-clock-parents = <&clks IMX6QDL_CLK_ENET_PAD>, <&clks IMX6QDL_CLK_ANACLK3>; }; Signed-off-by: Sven Van Asbroeck --- Tree: v5.8-rc4 To: Shawn Guo To: Sascha Hauer Cc: Pengutronix Kernel Team Cc: Fabio Estevam Cc: NXP Linux Team Cc: linux-kernel@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-clk@vger.kernel.org arch/arm/boot/dts/imx6qp.dtsi | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm/boot/dts/imx6qp.dtsi b/arch/arm/boot/dts/imx6qp.dtsi index b310f13a53f2..7f81d35f56c9 100644 --- a/arch/arm/boot/dts/imx6qp.dtsi +++ b/arch/arm/boot/dts/imx6qp.dtsi @@ -79,6 +79,9 @@ &fec { interrupts = <0 118 IRQ_TYPE_LEVEL_HIGH>, <0 119 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clks IMX6QDL_CLK_ENET>, + <&clks IMX6QDL_CLK_ENET>, + <&clks IMX6QDL_CLK_ENET_PTP>; }; &gpc { -- 2.17.1