Message ID | 20210522055959.5465-3-juergh@canonical.com |
---|---|
State | New |
Headers | show |
Series | ath9k driver: miniPCIe Atheros AR93xx not recognized (LP: #1927037) | expand |
diff --git a/arch/arm/boot/dts/overlays/Makefile b/arch/arm/boot/dts/overlays/Makefile index b6abddcb2615..ae2ff52c9275 100644 --- a/arch/arm/boot/dts/overlays/Makefile +++ b/arch/arm/boot/dts/overlays/Makefile @@ -126,6 +126,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \ ov9281.dtbo \ papirus.dtbo \ pca953x.dtbo \ + pcie-32bit-dma.dtbo \ pibell.dtbo \ pifacedigital.dtbo \ pifi-40.dtbo \ diff --git a/arch/arm/boot/dts/overlays/README b/arch/arm/boot/dts/overlays/README index f3d6bf57f40b..03fdbdbe4729 100644 --- a/arch/arm/boot/dts/overlays/README +++ b/arch/arm/boot/dts/overlays/README @@ -2055,6 +2055,13 @@ Params: addr I2C address of expander. Default 0x20. xra1202 Select the Exar XRA1202 (8 bit) +Name: pcie-32bit-dma +Info: Force PCIe config to support 32bit DMA addresses at the expense of + having to bounce buffers. +Load: dtoverlay=pcie-32bit-dma +Params: <None> + + [ The pcf2127-rtc overlay has been deleted. See i2c-rtc. ] diff --git a/arch/arm/boot/dts/overlays/overlay_map.dts b/arch/arm/boot/dts/overlays/overlay_map.dts index b2e6b41216b2..e9a15fab82c7 100644 --- a/arch/arm/boot/dts/overlays/overlay_map.dts +++ b/arch/arm/boot/dts/overlays/overlay_map.dts @@ -37,6 +37,10 @@ deprecated = "use gpio-ir"; }; + pcie-32bit-dma { + bcm2711; + }; + pi3-act-led { renamed = "act-led"; }; diff --git a/arch/arm/boot/dts/overlays/pcie-32bit-dma-overlay.dts b/arch/arm/boot/dts/overlays/pcie-32bit-dma-overlay.dts new file mode 100644 index 000000000000..cca3e83721b7 --- /dev/null +++ b/arch/arm/boot/dts/overlays/pcie-32bit-dma-overlay.dts @@ -0,0 +1,18 @@ +/* + * pcie-32bit-dma-overlay.dts + */ + +/dts-v1/; +/plugin/; + +/ { + compatible = "brcm,bcm2711"; + + fragment@0 { + target-path = "/aliases"; + __overlay__ { + pcie0 = ""; + }; + }; + +};