From mboxrd@z Thu Jan 1 00:00:00 1970 From: Faiz Abbas Subject: [PATCH 2/3] ARM: dts: dra762: Add MCAN clock support Date: Sun, 8 Apr 2018 15:29:01 +0530 Message-ID: <1523181542-3770-3-git-send-email-faiz_abbas@ti.com> References: <1523181542-3770-1-git-send-email-faiz_abbas@ti.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1523181542-3770-1-git-send-email-faiz_abbas@ti.com> Sender: linux-kernel-owner@vger.kernel.org To: linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org, devicetree@vger.kernel.org Cc: bcousson@baylibre.com, tony@atomide.com, robh+dt@kernel.org, mark.rutland@arm.com, paul@pwsan.com, lokeshvutla@ti.com, faiz_abbas@ti.com, linux@armlinux.org.uk List-Id: devicetree@vger.kernel.org From: Lokesh Vutla MCAN is clocked by H14 divider of DPLL_GMAC. Unlike other DPLL dividers this DPLL_GMAC H14 divider is controlled by control module. Adding support for these clocks. Signed-off-by: Lokesh Vutla Signed-off-by: Faiz Abbas --- arch/arm/boot/dts/dra76x.dtsi | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/arch/arm/boot/dts/dra76x.dtsi b/arch/arm/boot/dts/dra76x.dtsi index 1c88c58..bfc8263 100644 --- a/arch/arm/boot/dts/dra76x.dtsi +++ b/arch/arm/boot/dts/dra76x.dtsi @@ -17,3 +17,36 @@ &crossbar_mpu { ti,irqs-skip = <10 67 68 133 139 140>; }; + +&scm_conf_clocks { + dpll_gmac_h14x2_ctrl_ck: dpll_gmac_h14x2_ctrl_ck@3fc { + #clock-cells = <0>; + compatible = "ti,divider-clock"; + clocks = <&dpll_gmac_x2_ck>; + ti,max-div = <63>; + reg = <0x03fc>; + ti,bit-shift=<20>; + ti,latch-bit=<26>; + assigned-clocks = <&dpll_gmac_h14x2_ctrl_ck>; + assigned-clock-rates = <80000000>; + }; + + dpll_gmac_h14x2_ctrl_mux_ck: dpll_gmac_h14x2_ctrl_mux_ck@3fc { + #clock-cells = <0>; + compatible = "ti,mux-clock"; + clocks = <&dpll_gmac_ck>, <&dpll_gmac_h14x2_ctrl_ck>; + reg = <0x3fc>; + ti,bit-shift = <29>; + ti,latch-bit=<26>; + assigned-clocks = <&dpll_gmac_h14x2_ctrl_mux_ck>; + assigned-clock-parents = <&dpll_gmac_h14x2_ctrl_ck>; + }; + + mcan_clk: mcan_clk@3fc { + #clock-cells = <0>; + compatible = "ti,gate-clock"; + clocks = <&dpll_gmac_h14x2_ctrl_mux_ck>; + ti,bit-shift = <27>; + reg = <0x3fc>; + }; +}; -- 2.7.4