This adds the description for the 7712 SoC, a Broadcom
STB sibling chip of the RPi 5. Two new reset controllers
are described.
Signed-off-by: Jim Quinlan <james.quinlan@broadcom.com>
---
.../bindings/pci/brcm,stb-pcie.yaml | 26 +++++++++++++++++++
1 file changed, 26 insertions(+)
diff --git a/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml b/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml
index 692f7ed7c98e..90683a0df2c5 100644
--- a/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml
+++ b/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml
@@ -21,6 +21,7 @@ properties:
- brcm,bcm7425-pcie # Broadcom 7425 MIPs
- brcm,bcm7435-pcie # Broadcom 7435 MIPs
- brcm,bcm7445-pcie # Broadcom 7445 Arm
+ - brcm,bcm7712-pcie # Broadcom STB sibling of Rpi 5
reg:
maxItems: 1
@@ -100,12 +101,16 @@ properties:
items:
- description: reset for external PCIe PERST# signal # perst
- description: reset for phy reset calibration # rescal
+ - description: reset for PCIe/CPU bus bridge # bridge
+ - description: reset for soft PCIe core reset # swinit
reset-names:
minItems: 1
items:
- const: perst
- const: rescal
+ - const: bridge
+ - const: swinit
required:
- compatible
@@ -159,6 +164,27 @@ allOf:
- resets
- reset-names
+ - if:
+ properties:
+ compatible:
+ contains:
+ const: brcm,bcm7712-pcie
+ then:
+ properties:
+ resets:
+ minItems: 3
+ maxItems: 3
+
+ reset-names:
+ items:
+ - const: rescal
+ - const: bridge
+ - const: swinit
+
+ required:
+ - resets
+ - reset-names
+
unevaluatedProperties: false
examples:
--
2.17.1
On 16/07/2024 23:31, Jim Quinlan wrote: > This adds the description for the 7712 SoC, a Broadcom > STB sibling chip of the RPi 5. Two new reset controllers > are described. > > Signed-off-by: Jim Quinlan <james.quinlan@broadcom.com> > --- > .../bindings/pci/brcm,stb-pcie.yaml | 26 +++++++++++++++++++ > 1 file changed, 26 insertions(+) > > diff --git a/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml b/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml > index 692f7ed7c98e..90683a0df2c5 100644 > --- a/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml > +++ b/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml > @@ -21,6 +21,7 @@ properties: > - brcm,bcm7425-pcie # Broadcom 7425 MIPs > - brcm,bcm7435-pcie # Broadcom 7435 MIPs > - brcm,bcm7445-pcie # Broadcom 7445 Arm > + - brcm,bcm7712-pcie # Broadcom STB sibling of Rpi 5 > > reg: > maxItems: 1 > @@ -100,12 +101,16 @@ properties: > items: > - description: reset for external PCIe PERST# signal # perst > - description: reset for phy reset calibration # rescal > + - description: reset for PCIe/CPU bus bridge # bridge > + - description: reset for soft PCIe core reset # swinit > > reset-names: > minItems: 1 > items: > - const: perst > - const: rescal > + - const: bridge > + - const: swinit This does not match at all what you have in allOf:if:then section. > > required: > - compatible > @@ -159,6 +164,27 @@ allOf: > - resets > - reset-names > > + - if: > + properties: > + compatible: > + contains: > + const: brcm,bcm7712-pcie > + then: > + properties: > + resets: > + minItems: 3 > + maxItems: 3 > + > + reset-names: > + items: > + - const: rescal Look - here it is rescal. Before you said it must be perst. https://elixir.bootlin.com/linux/v6.8/source/Documentation/devicetree/bindings/ufs/qcom,ufs.yaml#L132 Best regards, Krzysztof
On Wed, Jul 17, 2024 at 2:53 AM Krzysztof Kozlowski <krzk@kernel.org> wrote: > > On 16/07/2024 23:31, Jim Quinlan wrote: > > This adds the description for the 7712 SoC, a Broadcom > > STB sibling chip of the RPi 5. Two new reset controllers > > are described. > > > > Signed-off-by: Jim Quinlan <james.quinlan@broadcom.com> > > --- > > .../bindings/pci/brcm,stb-pcie.yaml | 26 +++++++++++++++++++ > > 1 file changed, 26 insertions(+) > > > > diff --git a/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml b/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml > > index 692f7ed7c98e..90683a0df2c5 100644 > > --- a/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml > > +++ b/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml > > @@ -21,6 +21,7 @@ properties: > > - brcm,bcm7425-pcie # Broadcom 7425 MIPs > > - brcm,bcm7435-pcie # Broadcom 7435 MIPs > > - brcm,bcm7445-pcie # Broadcom 7445 Arm > > + - brcm,bcm7712-pcie # Broadcom STB sibling of Rpi 5 > > > > reg: > > maxItems: 1 > > @@ -100,12 +101,16 @@ properties: > > items: > > - description: reset for external PCIe PERST# signal # perst > > - description: reset for phy reset calibration # rescal > > + - description: reset for PCIe/CPU bus bridge # bridge > > + - description: reset for soft PCIe core reset # swinit > > > > reset-names: > > minItems: 1 > > items: > > - const: perst > > - const: rescal > > + - const: bridge > > + - const: swinit > > This does not match at all what you have in allOf:if:then section. > > > > > required: > > - compatible > > @@ -159,6 +164,27 @@ allOf: > > - resets > > - reset-names > > > > + - if: > > + properties: > > + compatible: > > + contains: > > + const: brcm,bcm7712-pcie > > + then: > > + properties: > > + resets: > > + minItems: 3 > > + maxItems: 3 > > + > > + reset-names: > > + items: > > + - const: rescal > > Look - here it is rescal. Before you said it must be perst. > > https://elixir.bootlin.com/linux/v6.8/source/Documentation/devicetree/bindings/ufs/qcom,ufs.yaml#L132 Hello Krzysztof, The difference between my commits and the above example is that the above example has no "desc" line(s) to describe the clocks -- How would you add this? Or are you okay with (a) no description or (b) using a "#comment..." next to the clock's name? Regards, Jim Quinlan Broadcom STB/CM > > Best regards, > Krzysztof >
On 23/07/2024 23:03, Jim Quinlan wrote: > On Wed, Jul 17, 2024 at 2:53 AM Krzysztof Kozlowski <krzk@kernel.org> wrote: >> >> On 16/07/2024 23:31, Jim Quinlan wrote: >>> This adds the description for the 7712 SoC, a Broadcom >>> STB sibling chip of the RPi 5. Two new reset controllers >>> are described. >>> >>> Signed-off-by: Jim Quinlan <james.quinlan@broadcom.com> >>> --- >>> .../bindings/pci/brcm,stb-pcie.yaml | 26 +++++++++++++++++++ >>> 1 file changed, 26 insertions(+) >>> >>> diff --git a/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml b/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml >>> index 692f7ed7c98e..90683a0df2c5 100644 >>> --- a/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml >>> +++ b/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml >>> @@ -21,6 +21,7 @@ properties: >>> - brcm,bcm7425-pcie # Broadcom 7425 MIPs >>> - brcm,bcm7435-pcie # Broadcom 7435 MIPs >>> - brcm,bcm7445-pcie # Broadcom 7445 Arm >>> + - brcm,bcm7712-pcie # Broadcom STB sibling of Rpi 5 >>> >>> reg: >>> maxItems: 1 >>> @@ -100,12 +101,16 @@ properties: >>> items: >>> - description: reset for external PCIe PERST# signal # perst >>> - description: reset for phy reset calibration # rescal >>> + - description: reset for PCIe/CPU bus bridge # bridge >>> + - description: reset for soft PCIe core reset # swinit >>> >>> reset-names: >>> minItems: 1 >>> items: >>> - const: perst >>> - const: rescal >>> + - const: bridge >>> + - const: swinit >> >> This does not match at all what you have in allOf:if:then section. >> >>> >>> required: >>> - compatible >>> @@ -159,6 +164,27 @@ allOf: >>> - resets >>> - reset-names >>> >>> + - if: >>> + properties: >>> + compatible: >>> + contains: >>> + const: brcm,bcm7712-pcie >>> + then: >>> + properties: >>> + resets: >>> + minItems: 3 >>> + maxItems: 3 >>> + >>> + reset-names: >>> + items: >>> + - const: rescal >> >> Look - here it is rescal. Before you said it must be perst. >> >> https://elixir.bootlin.com/linux/v6.8/source/Documentation/devicetree/bindings/ufs/qcom,ufs.yaml#L132 > > Hello Krzysztof, > > The difference between my commits and the above example is that the > above example has no "desc" line(s) to describe the clocks -- How Which does not really matter to illustrate the concept where you define the widest constraints and where you narrow them. > would you add this? Or are you okay with (a) no description or (b) > using a "#comment..." next to the clock's name? Best regards, Krzysztof
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