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Commit 6ae8d5c1 authored by Lokesh Vutla's avatar Lokesh Vutla Committed by Tony Lindgren
Browse files

ARM: dts: dra762: Add MCAN clock support 



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: default avatarLokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: default avatarFaiz Abbas <faiz_abbas@ti.com>
Signed-off-by: default avatarTony Lindgren <tony@atomide.com>
parent 596e7955

arch/arm/boot/dts/dra76x.dtsi

+33 −0
Original line number Diff line number Diff line
@@ -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>;

	};

};