From 078fb7aa6a8305bce09cdfbe77b4c987934442ba Mon Sep 17 00:00:00 2001 From: Rob Herring Date: Thu, 19 Aug 2021 13:42:39 -0500 Subject: [PATCH] arm: dts: vexpress: Fix addressing issues with 'motherboard-bus' nodes The 'motherboard-bus' node in Arm Ltd boards fails schema checks as 'simple-bus' child nodes must have a unit-address. The 'ranges' handling is also wrong (or at least strange) as the mapping of SMC chip selects should be in the 'arm,vexpress,v2m-p1' node rather than a generic 'simple-bus' node. Either there's 1 too many levels of 'simple-bus' nodes or 'ranges' should be moved down a level. The latter change is more simple, so let's do that. As the 'ranges' value doesn't vary for a given motherboard instance, we can move 'ranges' into the motherboard dtsi files. Link: https://lore.kernel.org/r/20210819184239.1192395-6-robh@kernel.org Cc: Andre Przywara Cc: Sudeep Holla Cc: Linus Walleij Reviewed-by: Linus Walleij Signed-off-by: Rob Herring Signed-off-by: Sudeep Holla --- arch/arm/boot/dts/vexpress-v2m-rs1.dtsi | 13 +++++++++++-- arch/arm/boot/dts/vexpress-v2m.dtsi | 14 ++++++++++++-- arch/arm/boot/dts/vexpress-v2p-ca15-tc1.dts | 11 +---------- arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts | 11 +---------- arch/arm/boot/dts/vexpress-v2p-ca5s.dts | 11 +---------- arch/arm/boot/dts/vexpress-v2p-ca9.dts | 10 ---------- arch/arm64/boot/dts/arm/fvp-base-revc.dts | 11 ----------- arch/arm64/boot/dts/arm/juno-base.dtsi | 10 ---------- arch/arm64/boot/dts/arm/juno-motherboard.dtsi | 14 ++++++++++++-- arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts | 11 ----------- arch/arm64/boot/dts/arm/rtsm_ve-motherboard-rs2.dtsi | 2 +- arch/arm64/boot/dts/arm/rtsm_ve-motherboard.dtsi | 14 ++++++++++++-- arch/arm64/boot/dts/arm/vexpress-v2f-1xv7-ca53x2.dts | 12 +----------- 13 files changed, 52 insertions(+), 92 deletions(-) diff --git a/arch/arm/boot/dts/vexpress-v2m-rs1.dtsi b/arch/arm/boot/dts/vexpress-v2m-rs1.dtsi index f58e8e1..75927a0 100644 --- a/arch/arm/boot/dts/vexpress-v2m-rs1.dtsi +++ b/arch/arm/boot/dts/vexpress-v2m-rs1.dtsi @@ -101,13 +101,22 @@ }; bus@8000000 { - motherboard-bus { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + + motherboard-bus@8000000 { arm,hbi = <0x190>; arm,vexpress,site = <0>; compatible = "arm,vexpress,v2m-p1", "simple-bus"; #address-cells = <2>; /* SMB chipselect number and offset */ #size-cells = <1>; - ranges; + ranges = <0 0 0x08000000 0x04000000>, + <1 0 0x14000000 0x04000000>, + <2 0 0x18000000 0x04000000>, + <3 0 0x1c000000 0x04000000>, + <4 0 0x0c000000 0x04000000>, + <5 0 0x10000000 0x04000000>; nor_flash: flash@0 { compatible = "arm,vexpress-flash", "cfi-flash"; diff --git a/arch/arm/boot/dts/vexpress-v2m.dtsi b/arch/arm/boot/dts/vexpress-v2m.dtsi index 0819d11..0547f63 100644 --- a/arch/arm/boot/dts/vexpress-v2m.dtsi +++ b/arch/arm/boot/dts/vexpress-v2m.dtsi @@ -20,13 +20,23 @@ / { bus@40000000 { - motherboard { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x40000000 0x40000000 0x10000000>, + <0x10000000 0x10000000 0x00020000>; + + motherboard-bus@40000000 { arm,hbi = <0x190>; arm,vexpress,site = <0>; compatible = "arm,vexpress,v2m-p1", "simple-bus"; #address-cells = <2>; /* SMB chipselect number and offset */ #size-cells = <1>; - ranges; + ranges = <0 0 0x40000000 0x04000000>, + <1 0 0x44000000 0x04000000>, + <2 0 0x48000000 0x04000000>, + <3 0 0x4c000000 0x04000000>, + <7 0 0x10000000 0x00020000>; flash@0,00000000 { compatible = "arm,vexpress-flash", "cfi-flash"; diff --git a/arch/arm/boot/dts/vexpress-v2p-ca15-tc1.dts b/arch/arm/boot/dts/vexpress-v2p-ca15-tc1.dts index e63c5c0..7fb387a 100644 --- a/arch/arm/boot/dts/vexpress-v2p-ca15-tc1.dts +++ b/arch/arm/boot/dts/vexpress-v2p-ca15-tc1.dts @@ -237,16 +237,7 @@ }; bus@8000000 { - compatible = "simple-bus"; - - #address-cells = <2>; - #size-cells = <1>; - ranges = <0 0 0 0x08000000 0x04000000>, - <1 0 0 0x14000000 0x04000000>, - <2 0 0 0x18000000 0x04000000>, - <3 0 0 0x1c000000 0x04000000>, - <4 0 0 0x0c000000 0x04000000>, - <5 0 0 0x10000000 0x04000000>; + ranges = <0x8000000 0 0x8000000 0x18000000>; #interrupt-cells = <1>; interrupt-map-mask = <0 0 63>; diff --git a/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts b/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts index 012d40a..f81d147 100644 --- a/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts +++ b/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts @@ -609,16 +609,7 @@ }; smb: bus@8000000 { - compatible = "simple-bus"; - - #address-cells = <2>; - #size-cells = <1>; - ranges = <0 0 0 0x08000000 0x04000000>, - <1 0 0 0x14000000 0x04000000>, - <2 0 0 0x18000000 0x04000000>, - <3 0 0 0x1c000000 0x04000000>, - <4 0 0 0x0c000000 0x04000000>, - <5 0 0 0x10000000 0x04000000>; + ranges = <0x8000000 0 0x8000000 0x18000000>; #interrupt-cells = <1>; interrupt-map-mask = <0 0 63>; diff --git a/arch/arm/boot/dts/vexpress-v2p-ca5s.dts b/arch/arm/boot/dts/vexpress-v2p-ca5s.dts index 7aa64ae..42dbf60 100644 --- a/arch/arm/boot/dts/vexpress-v2p-ca5s.dts +++ b/arch/arm/boot/dts/vexpress-v2p-ca5s.dts @@ -207,16 +207,7 @@ }; smb: bus@8000000 { - compatible = "simple-bus"; - - #address-cells = <2>; - #size-cells = <1>; - ranges = <0 0 0x08000000 0x04000000>, - <1 0 0x14000000 0x04000000>, - <2 0 0x18000000 0x04000000>, - <3 0 0x1c000000 0x04000000>, - <4 0 0x0c000000 0x04000000>, - <5 0 0x10000000 0x04000000>; + ranges = <0 0x8000000 0x18000000>; #interrupt-cells = <1>; interrupt-map-mask = <0 0 63>; diff --git a/arch/arm/boot/dts/vexpress-v2p-ca9.dts b/arch/arm/boot/dts/vexpress-v2p-ca9.dts index 1317f0f..99b2f33 100644 --- a/arch/arm/boot/dts/vexpress-v2p-ca9.dts +++ b/arch/arm/boot/dts/vexpress-v2p-ca9.dts @@ -296,16 +296,6 @@ }; smb: bus@40000000 { - compatible = "simple-bus"; - - #address-cells = <2>; - #size-cells = <1>; - ranges = <0 0 0x40000000 0x04000000>, - <1 0 0x44000000 0x04000000>, - <2 0 0x48000000 0x04000000>, - <3 0 0x4c000000 0x04000000>, - <7 0 0x10000000 0x00020000>; - #interrupt-cells = <1>; interrupt-map-mask = <0 0 63>; interrupt-map = <0 0 0 &gic 0 0 4>, diff --git a/arch/arm64/boot/dts/arm/fvp-base-revc.dts b/arch/arm64/boot/dts/arm/fvp-base-revc.dts index 2732d8e..269b649 100644 --- a/arch/arm64/boot/dts/arm/fvp-base-revc.dts +++ b/arch/arm64/boot/dts/arm/fvp-base-revc.dts @@ -195,17 +195,6 @@ }; bus@8000000 { - compatible = "simple-bus"; - - #address-cells = <2>; - #size-cells = <1>; - ranges = <0 0 0 0x08000000 0x04000000>, - <1 0 0 0x14000000 0x04000000>, - <2 0 0 0x18000000 0x04000000>, - <3 0 0 0x1c000000 0x04000000>, - <4 0 0 0x0c000000 0x04000000>, - <5 0 0 0x10000000 0x04000000>; - #interrupt-cells = <1>; interrupt-map-mask = <0 0 63>; interrupt-map = <0 0 0 &gic 0 0 GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>, diff --git a/arch/arm64/boot/dts/arm/juno-base.dtsi b/arch/arm64/boot/dts/arm/juno-base.dtsi index e4fea63..6288e10 100644 --- a/arch/arm64/boot/dts/arm/juno-base.dtsi +++ b/arch/arm64/boot/dts/arm/juno-base.dtsi @@ -802,16 +802,6 @@ }; bus@8000000 { - compatible = "simple-bus"; - #address-cells = <2>; - #size-cells = <1>; - ranges = <0 0 0 0x08000000 0x04000000>, - <1 0 0 0x14000000 0x04000000>, - <2 0 0 0x18000000 0x04000000>, - <3 0 0 0x1c000000 0x04000000>, - <4 0 0 0x0c000000 0x04000000>, - <5 0 0 0x10000000 0x04000000>; - #interrupt-cells = <1>; interrupt-map-mask = <0 0 15>; interrupt-map = <0 0 0 &gic 0 GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>, diff --git a/arch/arm64/boot/dts/arm/juno-motherboard.dtsi b/arch/arm64/boot/dts/arm/juno-motherboard.dtsi index 4e124d9..fefd2b5 100644 --- a/arch/arm64/boot/dts/arm/juno-motherboard.dtsi +++ b/arch/arm64/boot/dts/arm/juno-motherboard.dtsi @@ -92,11 +92,21 @@ }; bus@8000000 { - motherboard-bus { + compatible = "simple-bus"; + #address-cells = <2>; + #size-cells = <1>; + ranges = <0 0x8000000 0 0x8000000 0x18000000>; + + motherboard-bus@8000000 { compatible = "arm,vexpress,v2p-p1", "simple-bus"; #address-cells = <2>; /* SMB chipselect number and offset */ #size-cells = <1>; - ranges; + ranges = <0 0 0 0x08000000 0x04000000>, + <1 0 0 0x14000000 0x04000000>, + <2 0 0 0x18000000 0x04000000>, + <3 0 0 0x1c000000 0x04000000>, + <4 0 0 0x0c000000 0x04000000>, + <5 0 0 0x10000000 0x04000000>; arm,hbi = <0x252>; arm,vexpress,site = <0>; diff --git a/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts b/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts index 3050f45b..258991a 100644 --- a/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts +++ b/arch/arm64/boot/dts/arm/rtsm_ve-aemv8a.dts @@ -133,17 +133,6 @@ }; bus@8000000 { - compatible = "simple-bus"; - - #address-cells = <2>; - #size-cells = <1>; - ranges = <0 0 0 0x08000000 0x04000000>, - <1 0 0 0x14000000 0x04000000>, - <2 0 0 0x18000000 0x04000000>, - <3 0 0 0x1c000000 0x04000000>, - <4 0 0 0x0c000000 0x04000000>, - <5 0 0 0x10000000 0x04000000>; - #interrupt-cells = <1>; interrupt-map-mask = <0 0 63>; interrupt-map = <0 0 0 &gic GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>, diff --git a/arch/arm64/boot/dts/arm/rtsm_ve-motherboard-rs2.dtsi b/arch/arm64/boot/dts/arm/rtsm_ve-motherboard-rs2.dtsi index b917d9d..33182d9 100644 --- a/arch/arm64/boot/dts/arm/rtsm_ve-motherboard-rs2.dtsi +++ b/arch/arm64/boot/dts/arm/rtsm_ve-motherboard-rs2.dtsi @@ -6,7 +6,7 @@ */ / { bus@8000000 { - motherboard-bus { + motherboard-bus@8000000 { arm,v2m-memory-map = "rs2"; iofpga-bus@300000000 { diff --git a/arch/arm64/boot/dts/arm/rtsm_ve-motherboard.dtsi b/arch/arm64/boot/dts/arm/rtsm_ve-motherboard.dtsi index d4c5528..5f6cab6 100644 --- a/arch/arm64/boot/dts/arm/rtsm_ve-motherboard.dtsi +++ b/arch/arm64/boot/dts/arm/rtsm_ve-motherboard.dtsi @@ -77,11 +77,21 @@ }; bus@8000000 { - motherboard-bus { + compatible = "simple-bus"; + #address-cells = <2>; + #size-cells = <1>; + ranges = <0 0x8000000 0 0x8000000 0x18000000>; + + motherboard-bus@8000000 { compatible = "arm,vexpress,v2m-p1", "simple-bus"; #address-cells = <2>; /* SMB chipselect number and offset */ #size-cells = <1>; - ranges; + ranges = <0 0 0 0x08000000 0x04000000>, + <1 0 0 0x14000000 0x04000000>, + <2 0 0 0x18000000 0x04000000>, + <3 0 0 0x1c000000 0x04000000>, + <4 0 0 0x0c000000 0x04000000>, + <5 0 0 0x10000000 0x04000000>; flash@0 { compatible = "arm,vexpress-flash", "cfi-flash"; diff --git a/arch/arm64/boot/dts/arm/vexpress-v2f-1xv7-ca53x2.dts b/arch/arm64/boot/dts/arm/vexpress-v2f-1xv7-ca53x2.dts index d859914..5f6a595 100644 --- a/arch/arm64/boot/dts/arm/vexpress-v2f-1xv7-ca53x2.dts +++ b/arch/arm64/boot/dts/arm/vexpress-v2f-1xv7-ca53x2.dts @@ -145,17 +145,7 @@ }; smb: bus@8000000 { - compatible = "simple-bus"; - - #address-cells = <2>; - #size-cells = <1>; - ranges = <0 0 0 0x08000000 0x04000000>, - <1 0 0 0x14000000 0x04000000>, - <2 0 0 0x18000000 0x04000000>, - <3 0 0 0x1c000000 0x04000000>, - <4 0 0 0x0c000000 0x04000000>, - <5 0 0 0x10000000 0x04000000>; - + ranges = <0x8000000 0 0x8000000 0x18000000>; #interrupt-cells = <1>; interrupt-map-mask = <0 0 63>; interrupt-map = <0 0 0 &gic GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>, -- 2.7.4