diff options
| author |   Biju Das <biju.das@bp.renesas.com> | 2018-11-30 15:26:21 +0000 |
|---|---|---|
| committer |   Simon Horman <horms+renesas@verge.net.au> | 2018-12-04 05:56:51 -0800 |
| commit | f1546da8a5c8862d1e66835affcfaf9a0c123abc (patch) | |
| tree | 787ba2d6cccca3c2a1dbad6d4b53c86a9b4a084d /arch/arm/boot/dts/r8a7744.dtsi | |
| parent | ARM: dts: r8a7744: Add Ethernet AVB support (diff) | |
| download | linux-dev-f1546da8a5c8862d1e66835affcfaf9a0c123abc.tar.xz linux-dev-f1546da8a5c8862d1e66835affcfaf9a0c123abc.zip | |
ARM: dts: r8a7744: Add SMP support
Add DT node for the Advanced Power Management Unit (APMU), add the
second CPU core, and use "renesas,apmu" as "enable-method".
Also add cpu1 phandle node to the PMU interrupt-affinity property.
Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Diffstat (limited to 'arch/arm/boot/dts/r8a7744.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/r8a7744.dtsi | 38 |
1 files changed, 32 insertions, 6 deletions
diff --git a/arch/arm/boot/dts/r8a7744.dtsi b/arch/arm/boot/dts/r8a7744.dtsi index 4d4ddbaba456..2cb6d8fa2fa0 100644 --- a/arch/arm/boot/dts/r8a7744.dtsi +++ b/arch/arm/boot/dts/r8a7744.dtsi @@ -49,6 +49,7 @@ cpus { #address-cells = <1>; #size-cells = <0>; + enable-method = "renesas,apmu"; cpu0: cpu@0 { device_type = "cpu"; @@ -69,6 +70,25 @@ < 375000 1000000>; }; + cpu1: cpu@1 { + device_type = "cpu"; + compatible = "arm,cortex-a15"; + reg = <1>; + clock-frequency = <1500000000>; + clocks = <&cpg CPG_CORE R8A7744_CLK_Z>; + clock-latency = <300000>; /* 300 us */ + power-domains = <&sysc R8A7744_PD_CA15_CPU1>; + next-level-cache = <&L2_CA15>; + + /* kHz - uV - OPPs unknown yet */ + operating-points = <1500000 1000000>, + <1312500 1000000>, + <1125000 1000000>, + < 937500 1000000>, + < 750000 1000000>, + < 375000 1000000>; + }; + L2_CA15: cache-controller-0 { compatible = "cache"; cache-unified; @@ -96,7 +116,7 @@ compatible = "arm,cortex-a15-pmu"; interrupts-extended = <&gic GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>, <&gic GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>; - interrupt-affinity = <&cpu0>; + interrupt-affinity = <&cpu0>, <&cpu1>; }; /* External SCIF clock */ @@ -250,6 +270,12 @@ #reset-cells = <1>; }; + apmu@e6152000 { + compatible = "renesas,r8a7744-apmu", "renesas,apmu"; + reg = <0 0xe6152000 0 0x188>; + cpus = <&cpu0 &cpu1>; + }; + rst: reset-controller@e6160000 { compatible = "renesas,r8a7744-rst"; reg = <0 0xe6160000 0 0x100>; @@ -483,7 +509,7 @@ interrupt-controller; reg = <0 0xf1001000 0 0x1000>, <0 0xf1002000 0 0x2000>, <0 0xf1004000 0 0x2000>, <0 0xf1006000 0 0x2000>; - interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_HIGH)>; + interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_HIGH)>; clocks = <&cpg CPG_MOD 408>; clock-names = "clk"; power-domains = <&sysc R8A7744_PD_ALWAYS_ON>; @@ -520,10 +546,10 @@ timer { compatible = "arm,armv7-timer"; - interrupts-extended = <&gic GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>, - <&gic GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>, - <&gic GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>, - <&gic GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>; + interrupts-extended = <&gic GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>, + <&gic GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>, + <&gic GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>, + <&gic GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>; }; /* External USB clock - can be overridden by the board */ |