From aaf7b392347bc4b32ffcab11c414d983a782e651 Mon Sep 17 00:00:00 2001 From: Vignesh Raghavendra Date: Fri, 24 Nov 2023 10:27:19 +0530 Subject: dt-bindings: dma: ti: k3-*: Add descriptions for register regions In preparation for introducing more register regions, add description for existing register regions so that its easier to map reg-names to that of SoC Documentations/TRMs. Signed-off-by: Vignesh Raghavendra Reviewed-by: Krzysztof Kozlowski Link: https://lore.kernel.org/r/20231124045722.191817-2-vigneshr@ti.com Signed-off-by: Vinod Koul --- Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml | 18 +++++++++++++++--- .../devicetree/bindings/dma/ti/k3-pktdma.yaml | 6 +++++- Documentation/devicetree/bindings/dma/ti/k3-udma.yaml | 5 ++++- 3 files changed, 24 insertions(+), 5 deletions(-) (limited to 'Documentation') diff --git a/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml b/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml index 4ca300a42a99..11727af9df73 100644 --- a/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml +++ b/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml @@ -141,7 +141,10 @@ allOf: ti,sci-rm-range-tchan: false reg: - maxItems: 3 + items: + - description: BCDMA Control /Status Registers region + - description: RX Channel Realtime Registers region + - description: Ring Realtime Registers region reg-names: items: @@ -160,7 +163,12 @@ allOf: then: properties: reg: - minItems: 5 + items: + - description: BCDMA Control /Status Registers region + - description: Block Copy Channel Realtime Registers region + - description: RX Channel Realtime Registers region + - description: TX Channel Realtime Registers region + - description: Ring Realtime Registers region reg-names: items: @@ -184,7 +192,11 @@ allOf: ti,sci-rm-range-bchan: false reg: - maxItems: 4 + items: + - description: BCDMA Control /Status Registers region + - description: RX Channel Realtime Registers region + - description: TX Channel Realtime Registers region + - description: Ring Realtime Registers region reg-names: items: diff --git a/Documentation/devicetree/bindings/dma/ti/k3-pktdma.yaml b/Documentation/devicetree/bindings/dma/ti/k3-pktdma.yaml index a69f62f854d8..3580b08f65c6 100644 --- a/Documentation/devicetree/bindings/dma/ti/k3-pktdma.yaml +++ b/Documentation/devicetree/bindings/dma/ti/k3-pktdma.yaml @@ -45,7 +45,11 @@ properties: The second cell is the ASEL value for the channel reg: - maxItems: 4 + items: + - description: Packet DMA Control /Status Registers region + - description: RX Channel Realtime Registers region + - description: TX Channel Realtime Registers region + - description: Ring Realtime Registers region reg-names: items: diff --git a/Documentation/devicetree/bindings/dma/ti/k3-udma.yaml b/Documentation/devicetree/bindings/dma/ti/k3-udma.yaml index 22f6c5e2f7f4..ded588bd079a 100644 --- a/Documentation/devicetree/bindings/dma/ti/k3-udma.yaml +++ b/Documentation/devicetree/bindings/dma/ti/k3-udma.yaml @@ -69,7 +69,10 @@ properties: - ti,j721e-navss-mcu-udmap reg: - maxItems: 3 + items: + - description: UDMA-P Control /Status Registers region + - description: RX Channel Realtime Registers region + - description: TX Channel Realtime Registers region reg-names: items: -- cgit v1.2.3