diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/302-dts-0018-arm64-dts-ls104x-use-a-pseudo-bus-to-constrain-usb-d.patch')
| -rw-r--r-- | target/linux/layerscape/patches-5.4/302-dts-0018-arm64-dts-ls104x-use-a-pseudo-bus-to-constrain-usb-d.patch | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/target/linux/layerscape/patches-5.4/302-dts-0018-arm64-dts-ls104x-use-a-pseudo-bus-to-constrain-usb-d.patch b/target/linux/layerscape/patches-5.4/302-dts-0018-arm64-dts-ls104x-use-a-pseudo-bus-to-constrain-usb-d.patch new file mode 100644 index 0000000000..ef610cbcd2 --- /dev/null +++ b/target/linux/layerscape/patches-5.4/302-dts-0018-arm64-dts-ls104x-use-a-pseudo-bus-to-constrain-usb-d.patch @@ -0,0 +1,193 @@ +From a6a86473350c7dcbae61afa1e926941d76ca17ed Mon Sep 17 00:00:00 2001 +From: Laurentiu Tudor <laurentiu.tudor@nxp.com> +Date: Thu, 20 Sep 2018 13:46:54 +0300 +Subject: [PATCH] arm64: dts: ls104x: use a pseudo-bus to constrain usb dma + size + +Wrap the usb controllers in an intermediate simple-bus and use it to +constrain the dma address size of these usb controllers to the 40 bits +that they generate toward the interconnect. +This is required because the SoC uses 48 bits address sizes and this +mismatch would lead to smmu context faults because the usb generates +40-bit addresses while the smmu page tables are populated with 48-bit +wide addresses. + +Suggested-by: Robin Murphy <robin.murphy@arm.com> +Signed-off-by: Laurentiu Tudor <laurentiu.tudor@nxp.com> +--- + arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi | 82 ++++++++++++++------------ + arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi | 76 +++++++++++++----------- + 2 files changed, 87 insertions(+), 71 deletions(-) + +--- a/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi ++++ b/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi +@@ -726,43 +726,51 @@ + <&clockgen 4 0>; + }; + +- usb0: usb3@2f00000 { +- compatible = "snps,dwc3"; +- reg = <0x0 0x2f00000 0x0 0x10000>; +- interrupts = <0 60 0x4>; +- dr_mode = "host"; +- snps,quirk-frame-length-adjustment = <0x20>; +- snps,dis_rxdet_inp3_quirk; +- usb3-lpm-capable; +- snps,dis-u1u2-when-u3-quirk; +- snps,incr-burst-type-adjustment = <1>, <4>, <8>, <16>; +- configure-gfladj; +- }; ++ usb_aux_bus: usb_aux_bus { ++ #address-cells = <2>; ++ #size-cells = <2>; ++ compatible = "simple-bus"; ++ ranges; ++ dma-ranges = <0x0 0x0 0x0 0x0 0x100 0x00000000>; + +- usb1: usb3@3000000 { +- compatible = "snps,dwc3"; +- reg = <0x0 0x3000000 0x0 0x10000>; +- interrupts = <0 61 0x4>; +- dr_mode = "host"; +- snps,quirk-frame-length-adjustment = <0x20>; +- snps,dis_rxdet_inp3_quirk; +- usb3-lpm-capable; +- snps,dis-u1u2-when-u3-quirk; +- snps,incr-burst-type-adjustment = <1>, <4>, <8>, <16>; +- configure-gfladj; +- }; ++ usb0: usb3@2f00000 { ++ compatible = "snps,dwc3"; ++ reg = <0x0 0x2f00000 0x0 0x10000>; ++ interrupts = <0 60 0x4>; ++ dr_mode = "host"; ++ snps,quirk-frame-length-adjustment = <0x20>; ++ snps,dis_rxdet_inp3_quirk; ++ usb3-lpm-capable; ++ snps,dis-u1u2-when-u3-quirk; ++ snps,incr-burst-type-adjustment = <1>, <4>, <8>, <16>; ++ configure-gfladj; ++ }; ++ ++ usb1: usb3@3000000 { ++ compatible = "snps,dwc3"; ++ reg = <0x0 0x3000000 0x0 0x10000>; ++ interrupts = <0 61 0x4>; ++ dr_mode = "host"; ++ snps,quirk-frame-length-adjustment = <0x20>; ++ snps,dis_rxdet_inp3_quirk; ++ usb3-lpm-capable; ++ snps,dis-u1u2-when-u3-quirk; ++ snps,incr-burst-type-adjustment = <1>, <4>, <8>, <16>; ++ configure-gfladj; ++ }; + +- usb2: usb3@3100000 { +- compatible = "snps,dwc3"; +- reg = <0x0 0x3100000 0x0 0x10000>; +- interrupts = <0 63 0x4>; +- dr_mode = "host"; +- snps,quirk-frame-length-adjustment = <0x20>; +- snps,dis_rxdet_inp3_quirk; +- usb3-lpm-capable; +- snps,dis-u1u2-when-u3-quirk; +- snps,incr-burst-type-adjustment = <1>, <4>, <8>, <16>; +- configure-gfladj; ++ usb2: usb3@3100000 { ++ compatible = "snps,dwc3"; ++ reg = <0x0 0x3100000 0x0 0x10000>; ++ interrupts = <0 63 0x4>; ++ dr_mode = "host"; ++ snps,quirk-frame-length-adjustment = <0x20>; ++ snps,dis_rxdet_inp3_quirk; ++ usb3-lpm-capable; ++ snps,dis-u1u2-when-u3-quirk; ++ snps,incr-burst-type-adjustment = <1>, <4>, <8>, <16>; ++ configure-gfladj; ++ }; + }; + + sata: sata@3200000 { +--- a/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi ++++ b/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi +@@ -624,40 +624,48 @@ + <&clockgen 4 1>; + }; + +- usb0: usb@2f00000 { +- compatible = "snps,dwc3"; +- reg = <0x0 0x2f00000 0x0 0x10000>; +- interrupts = <GIC_SPI 60 IRQ_TYPE_LEVEL_HIGH>; +- dr_mode = "host"; +- snps,quirk-frame-length-adjustment = <0x20>; +- snps,dis_rxdet_inp3_quirk; +- snps,incr-burst-type-adjustment = <1>, <4>, <8>, <16>; +- usb3-lpm-capable; +- snps,dis-u1u2-when-u3-quirk; +- }; ++ usb_aux_bus: usb_aux_bus { ++ #address-cells = <2>; ++ #size-cells = <2>; ++ compatible = "simple-bus"; ++ ranges; ++ dma-ranges = <0x0 0x0 0x0 0x0 0x100 0x00000000>; + +- usb1: usb@3000000 { +- compatible = "snps,dwc3"; +- reg = <0x0 0x3000000 0x0 0x10000>; +- interrupts = <GIC_SPI 61 IRQ_TYPE_LEVEL_HIGH>; +- dr_mode = "host"; +- snps,quirk-frame-length-adjustment = <0x20>; +- snps,dis_rxdet_inp3_quirk; +- snps,incr-burst-type-adjustment = <1>, <4>, <8>, <16>; +- usb3-lpm-capable; +- snps,dis-u1u2-when-u3-quirk; +- }; ++ usb0: usb@2f00000 { ++ compatible = "snps,dwc3"; ++ reg = <0x0 0x2f00000 0x0 0x10000>; ++ interrupts = <GIC_SPI 60 IRQ_TYPE_LEVEL_HIGH>; ++ dr_mode = "host"; ++ snps,quirk-frame-length-adjustment = <0x20>; ++ snps,dis_rxdet_inp3_quirk; ++ snps,incr-burst-type-adjustment = <1>, <4>, <8>, <16>; ++ usb3-lpm-capable; ++ snps,dis-u1u2-when-u3-quirk; ++ }; ++ ++ usb1: usb@3000000 { ++ compatible = "snps,dwc3"; ++ reg = <0x0 0x3000000 0x0 0x10000>; ++ interrupts = <GIC_SPI 61 IRQ_TYPE_LEVEL_HIGH>; ++ dr_mode = "host"; ++ snps,quirk-frame-length-adjustment = <0x20>; ++ snps,dis_rxdet_inp3_quirk; ++ snps,incr-burst-type-adjustment = <1>, <4>, <8>, <16>; ++ usb3-lpm-capable; ++ snps,dis-u1u2-when-u3-quirk; ++ }; + +- usb2: usb@3100000 { +- compatible = "snps,dwc3"; +- reg = <0x0 0x3100000 0x0 0x10000>; +- interrupts = <GIC_SPI 63 IRQ_TYPE_LEVEL_HIGH>; +- dr_mode = "host"; +- snps,quirk-frame-length-adjustment = <0x20>; +- snps,dis_rxdet_inp3_quirk; +- snps,incr-burst-type-adjustment = <1>, <4>, <8>, <16>; +- usb3-lpm-capable; +- snps,dis-u1u2-when-u3-quirk; ++ usb2: usb@3100000 { ++ compatible = "snps,dwc3"; ++ reg = <0x0 0x3100000 0x0 0x10000>; ++ interrupts = <GIC_SPI 63 IRQ_TYPE_LEVEL_HIGH>; ++ dr_mode = "host"; ++ snps,quirk-frame-length-adjustment = <0x20>; ++ snps,dis_rxdet_inp3_quirk; ++ snps,incr-burst-type-adjustment = <1>, <4>, <8>, <16>; ++ usb3-lpm-capable; ++ snps,dis-u1u2-when-u3-quirk; ++ }; + }; + + sata: sata@3200000 { |