diff options
Diffstat (limited to 'arch/arm/boot/dts/bcm2711.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/bcm2711.dtsi | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/arch/arm/boot/dts/bcm2711.dtsi b/arch/arm/boot/dts/bcm2711.dtsi index d1e684d0acfd..a91cf68e3c4c 100644 --- a/arch/arm/boot/dts/bcm2711.dtsi +++ b/arch/arm/boot/dts/bcm2711.dtsi @@ -241,17 +241,32 @@ status = "disabled"; }; + hvs@7e400000 { + interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>; + }; + }; + + /* + * emmc2 has different DMA constraints based on SoC revisions. It was + * moved into its own bus, so as for RPi4's firmware to update them. + * The firmware will find whether the emmc2bus alias is defined, and if + * so, it'll edit the dma-ranges property below accordingly. + */ + emmc2bus: emmc2bus { + compatible = "simple-bus"; + #address-cells = <2>; + #size-cells = <1>; + + ranges = <0x0 0x7e000000 0x0 0xfe000000 0x01800000>; + dma-ranges = <0x0 0xc0000000 0x0 0x00000000 0x40000000>; + emmc2: emmc2@7e340000 { compatible = "brcm,bcm2711-emmc2"; - reg = <0x7e340000 0x100>; + reg = <0x0 0x7e340000 0x100>; interrupts = <GIC_SPI 126 IRQ_TYPE_LEVEL_HIGH>; clocks = <&clocks BCM2711_CLOCK_EMMC2>; status = "disabled"; }; - - hvs@7e400000 { - interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>; - }; }; arm-pmu { |