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SubjectRe: [PATCH v2 7/7] arm64: dts: pmi8998: Add the right interrupts for LAB/IBB SCP and OCP
On Wed 13 Jan 13:42 CST 2021, AngeloGioacchino Del Regno wrote:

> In commit 208921bae696 ("arm64: dts: qcom: pmi8998: Add nodes for
> LAB and IBB regulators") bindings for the lab/ibb regulators were
> added to the pmi8998 dt, but the original committer has never
> specified what the interrupts were for.
> LAB and IBB regulators provide two interrupts, SC-ERR (short
> circuit error) and VREG-OK but, in that commit, the regulators
> were provided with two different types of interrupts;
> specifically, IBB had the SC-ERR interrupt, while LAB had the
> VREG-OK one, none of which were (luckily) used, since the driver
> didn't actually use these at all.
> Assuming that the original intention was to have the SC IRQ in
> both LAB and IBB, as per the names appearing in documentation,
> fix the SCP interrupt.
>
> While at it, also add the OCP interrupt in order to be able to
> enable the Over-Current Protection feature, if requested.
>

Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>

Regards,
Bjorn

> Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@somainline.org>
> ---
> arch/arm64/boot/dts/qcom/pmi8998.dtsi | 8 ++++++--
> 1 file changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/qcom/pmi8998.dtsi b/arch/arm64/boot/dts/qcom/pmi8998.dtsi
> index d016b12967eb..d230c510d4b7 100644
> --- a/arch/arm64/boot/dts/qcom/pmi8998.dtsi
> +++ b/arch/arm64/boot/dts/qcom/pmi8998.dtsi
> @@ -30,11 +30,15 @@ labibb {
> compatible = "qcom,pmi8998-lab-ibb";
>
> ibb: ibb {
> - interrupts = <0x3 0xdc 0x2 IRQ_TYPE_EDGE_RISING>;
> + interrupts = <0x3 0xdc 0x2 IRQ_TYPE_EDGE_RISING>,
> + <0x3 0xdc 0x0 IRQ_TYPE_LEVEL_HIGH>;
> + interrupt-names = "sc-err", "ocp";
> };
>
> lab: lab {
> - interrupts = <0x3 0xde 0x0 IRQ_TYPE_EDGE_RISING>;
> + interrupts = <0x3 0xde 0x1 IRQ_TYPE_EDGE_RISING>,
> + <0x3 0xde 0x0 IRQ_TYPE_LEVEL_LOW>;
> + interrupt-names = "sc-err", "ocp";
> };
> };
> };
> --
> 2.29.2
>

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