[PATCH] counter: microchip-tcb-capture: Allow shared IRQ for multi-channel TCBs

William Breathitt Gray wbg at kernel.org
Sun Oct 12 23:01:01 PDT 2025


On Mon, 06 Oct 2025 16:21:50 +0530, Dharma Balasubiramani wrote:
> Mark the interrupt as IRQF_SHARED to permit multiple counter channels to
> share the same TCB IRQ line.
> 
> Each Timer/Counter Block (TCB) instance shares a single IRQ line among its
> three internal channels. When multiple counter channels (e.g., counter at 0
> and counter at 1) within the same TCB are enabled, the second call to
> devm_request_irq() fails because the IRQ line is already requested by the
> first channel.
> 
> [...]

Applied, thanks!

[1/1] counter: microchip-tcb-capture: Allow shared IRQ for multi-channel TCBs
      commit: 109ff654934a4752f8875ded672efd1fbfe4d31d

Best regards,
-- 
William Breathitt Gray <wbg at kernel.org>



More information about the linux-arm-kernel mailing list