From 6ae8d5c1a8ace610b2afc016b2ea5f5d9d774b71 Mon Sep 17 00:00:00 2001 From: Lokesh Vutla Date: Tue, 10 Jul 2018 04:05:30 -0700 Subject: [PATCH] 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: Lokesh Vutla Signed-off-by: Faiz Abbas Signed-off-by: Tony Lindgren --- 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