Add a device node for the L2 cache: - The L2 cache for the Cortex-A15 CPU cores is 1 MiB large (organized as 64 KiB x 16 ways), and requires the following settings: - Tag RAM latency: 3 cycles, - Data RAM latency: 4 cycles, - Data RAM setup: 0 cycles. Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx> --- What are the DT bindings for a Cortex-A15 L2 cache controller? --- arch/arm/boot/dts/r8a7793.dtsi | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/arch/arm/boot/dts/r8a7793.dtsi b/arch/arm/boot/dts/r8a7793.dtsi index f337634888de7800..cf153b9c2367a211 100644 --- a/arch/arm/boot/dts/r8a7793.dtsi +++ b/arch/arm/boot/dts/r8a7793.dtsi @@ -41,6 +41,19 @@ }; }; + L2_CA15: cache-controller@0 { + compatible = "cache"; + + arm,data-latency = <4 4 0>; + arm,tag-latency = <3 3 3>; + cache-unified; + cache-level = <2>; + cache-size = <0x100000>; + cache-sets = <2048>; + cache-block-size = <32>; + cache-line-size = <32>; + }; + gic: interrupt-controller@f1001000 { compatible = "arm,cortex-a15-gic"; #interrupt-cells = <3>; -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html