iommu/rockchip: Take all DT clocks

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rk_iommu only enabled a fixed {aclk,iface} pair.  On the RK3576 NPU the
MMU sits behind the CBUF/DSU gates, so writes to DTE_ADDR are silently
dropped until those clocks run too (reads work, writes need more clocks).
Use devm_clk_bulk_get_all() to take every clock the devicetree provides
instead of a fixed pair, so a platform can list the full set it needs.

Clocks stay optional for the older clock-less devicetrees.

Signed-off-by: Jiaxing Hu <gahing@gahingwoo.com>
Signed-off-by: Will Deacon <will@kernel.org>

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Jiaxing Hu 2026-07-18 15:11:42 +12:00 • committed by Will Deacon

parent ea0a9d453f

commit 841363ebb5

1 changed files with 9 additions and 19 deletions

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drivers/iommu/rockchip-iommu.c

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