[PATCH 0/3] Add quirk to support address bus size limitation
adrianhoyin.ng at altera.com
adrianhoyin.ng at altera.com
Thu May 15 21:13:31 PDT 2025
From: Adrian Ng Ho Yin <adrianhoyin.ng at altera.com>
This patch set adds support for the address bus size limitation by
allocating buffers with in a 32 bit address range.
-Add device tree binding to enable a quirk to support a limited address
bus size.
-Update ITS node for Agilex5 with dma_32bit_quirk.
-Add implementation to configure gfp flags to allocate buffers within
32 bit addressable range when quirk is set.
Adrian Ng Ho Yin (3):
dt-bindings: interrupt-controller: arm,gic-v3-its: Add quirk to
support 32 bit addressable range
arm64: dts: socfpga: agilex5: Add dma_32bit_quirk in GIC ITS node
irqchip: gic-v3-its: add support for 32bit addressing
.../interrupt-controller/arm,gic-v3.yaml | 5 ++++
.../arm64/boot/dts/intel/socfpga_agilex5.dtsi | 1 +
drivers/irqchip/irq-gic-v3-its.c | 23 +++++++++++++++----
3 files changed, 25 insertions(+), 4 deletions(-)
--
2.49.GIT
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