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Subject[PATCH V5 2/3] dt-bindings: update riscv plic compatible string
Date
From: Guo Ren <guoren@linux.alibaba.com>

Add the compatible string "thead,c900-plic" to the riscv plic
bindings to support allwinner d1 SOC which contains c906 core.

Signed-off-by: Guo Ren <guoren@linux.alibaba.com>
Cc: Anup Patel <anup@brainfault.org>
Cc: Atish Patra <atish.patra@wdc.com>
Cc: Heiko Stuebner <heiko@sntech.de>
Cc: Rob Herring <robh@kernel.org>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Palmer Dabbelt <palmerdabbelt@google.com>

---

Changes since V5:
- Add DT list
- Fixup compatible string
- Remove allwinner-d1 compatible
- make dt_binding_check

Changes since V4:
- Update description in errata style
- Update enum suggested by Anup, Heiko, Samuel

Changes since V3:
- Rename "c9xx" to "c900"
- Add thead,c900-plic in the description section
---
.../interrupt-controller/sifive,plic-1.0.0.yaml | 15 ++++++++++++---
1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/Documentation/devicetree/bindings/interrupt-controller/sifive,plic-1.0.0.yaml b/Documentation/devicetree/bindings/interrupt-controller/sifive,plic-1.0.0.yaml
index 08d5a57ce00f..18b97bfd7954 100644
--- a/Documentation/devicetree/bindings/interrupt-controller/sifive,plic-1.0.0.yaml
+++ b/Documentation/devicetree/bindings/interrupt-controller/sifive,plic-1.0.0.yaml
@@ -35,6 +35,10 @@ description:
contains a specific memory layout, which is documented in chapter 8 of the
SiFive U5 Coreplex Series Manual <https://static.dev.sifive.com/U54-MC-RVCoreIP.pdf>.

+ The thead,c900-plic couldn't complete masked irq source which has been disabled in
+ enable register. Add thead_plic_chip which fix up c906-plic irq source completion
+ problem by unmask/mask wrapper.
+
maintainers:
- Sagar Kadam <sagar.kadam@sifive.com>
- Paul Walmsley <paul.walmsley@sifive.com>
@@ -42,11 +46,16 @@ maintainers:

properties:
compatible:
- items:
+ oneOf:
+ - items:
- enum:
- - sifive,fu540-c000-plic
- - canaan,k210-plic
+ - sifive,fu540-c000-plic
+ - canaan,k210-plic
- const: sifive,plic-1.0.0
+ - items:
+ - enum:
+ - allwinner,sun20i-d1-plic
+ - const: thead,c900-plic

reg:
maxItems: 1
--
2.25.1
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