diff options
| -rw-r--r-- | arch/arm/boot/dts/r8a7791.dtsi | 23 | ||||
| -rw-r--r-- | include/dt-bindings/clock/r8a7791-clock.h | 1 |
2 files changed, 22 insertions, 2 deletions
diff --git a/arch/arm/boot/dts/r8a7791.dtsi b/arch/arm/boot/dts/r8a7791.dtsi index afba8af..1ebffef 100644 --- a/arch/arm/boot/dts/r8a7791.dtsi +++ b/arch/arm/boot/dts/r8a7791.dtsi @@ -862,15 +862,34 @@ status = "disabled"; }; + /* External USB clock - can be overridden by the board */ + usb_extal_clk: usb_extal_clk { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <48000000>; + clock-output-names = "usb_extal"; + }; + + /* External CAN clock */ + can_clk: can_clk { + compatible = "fixed-clock"; + #clock-cells = <0>; + /* This value must be overridden by the board. */ + clock-frequency = <0>; + clock-output-names = "can_clk"; + status = "disabled"; + }; + /* Special CPG clocks */ cpg_clocks: cpg_clocks@e6150000 { compatible = "renesas,r8a7791-cpg-clocks", "renesas,rcar-gen2-cpg-clocks"; reg = <0 0xe6150000 0 0x1000>; - clocks = <&extal_clk>; + clocks = <&extal_clk &usb_extal_clk>; #clock-cells = <1>; clock-output-names = "main", "pll0", "pll1", "pll3", - "lb", "qspi", "sdh", "sd0", "z"; + "lb", "qspi", "sdh", "sd0", "z", + "rcan"; }; /* Variable factor clocks */ diff --git a/include/dt-bindings/clock/r8a7791-clock.h b/include/dt-bindings/clock/r8a7791-clock.h index f096f3f..a45a363 100644 --- a/include/dt-bindings/clock/r8a7791-clock.h +++ b/include/dt-bindings/clock/r8a7791-clock.h @@ -20,6 +20,7 @@ #define R8A7791_CLK_SDH 6 #define R8A7791_CLK_SD0 7 #define R8A7791_CLK_Z 8 +#define R8A7791_CLK_RCAN 9 /* MSTP0 */ #define R8A7791_CLK_MSIOF0 0 |