[PATCH v5 0/6] Add DMAC support to the RZ/V2H(P)
From: Fabrizio Castro
Date: Tue Mar 04 2025 - 19:21:43 EST
Dear All,
This series adds DMAC support to the Renesas RZ/V2H(P).
Cheers,
Fab
v4->v5:
* Clock patch queued up for v6.15, therefore dropped from this
version of the series
* Adjusted the dmac cell specification according to Geert's
comments
* Removed registration of ACK No. throughout
* Reworked DMAC driver as per Geert's comments
v3->v4:
* Fixed an issue with mid_rid/req_no/ack_no initialization
v2->v3:
* Replaced rzv2h_icu_register_dma_req_ack with
rzv2h_icu_register_dma_req_ack() in ICU patch changelog
* Added dummy for rzv2h_icu_register_dma_req_ack()
* Reworked DMAC driver as per Geert's suggestions.
v1->v2:
* Improved macros in ICU driver
* Shared new macros between ICU driver and DMAC driver
* Improved dt-bindings
Fabrizio Castro (6):
dt-bindings: dma: rz-dmac: Restrict properties for RZ/A1H
dt-bindings: dma: rz-dmac: Document RZ/V2H(P) family of SoCs
irqchip/renesas-rzv2h: Add rzv2h_icu_register_dma_req()
dmaengine: sh: rz-dmac: Allow for multiple DMACs
dmaengine: sh: rz-dmac: Add RZ/V2H(P) support
arm64: dts: renesas: r9a09g057: Add DMAC nodes
.../bindings/dma/renesas,rz-dmac.yaml | 112 ++++++++++--
arch/arm64/boot/dts/renesas/r9a09g057.dtsi | 165 ++++++++++++++++++
drivers/dma/sh/rz-dmac.c | 84 ++++++++-
drivers/irqchip/irq-renesas-rzv2h.c | 35 ++++
include/linux/irqchip/irq-renesas-rzv2h.h | 23 +++
5 files changed, 394 insertions(+), 25 deletions(-)
create mode 100644 include/linux/irqchip/irq-renesas-rzv2h.h
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2.34.1