Re: [PATCH 0/3] Enable quad SPI mode for SPI-NAND on IPQ RDP boards

From: Mukesh Ojha

Date: Thu Jul 16 2026 - 02:48:35 EST


On Thu, Jul 16, 2026 at 11:25:11AM +0530, Md Sadre Alam wrote:
> Several Qualcomm IPQ RDP platforms support quad (x4) SPI transfers
> between the QPIC SPI-NAND controller and the attached SPI-NAND device.
> However, the corresponding device trees do not currently describe the
> bus width capabilities of the flash device, causing transfers to fall
> back to the default single-bit (x1) mode.
>
> This series enables quad SPI operation on supported IPQ reference
> design platforms by adding spi-rx-bus-width and spi-tx-bus-width
> properties to the SPI-NAND device nodes.
>
> The series updates the IPQ9574, IPQ5424 and IPQ5332 based RDPs.
>
> Signed-off-by: Md Sadre Alam <md.alam@xxxxxxxxxxxxxxxx>
> ---
> Md Sadre Alam (3):
> arm64: dts: qcom: ipq9574-rdp-common: Enable quad SPI mode for SPI-NAND
> arm64: dts: qcom: ipq5424-rdp466: Enable quad SPI mode for SPI-NAND
> arm64: dts: qcom: ipq5332-rdp-common: Enable quad SPI mode for SPI-NAND
>
> arch/arm64/boot/dts/qcom/ipq5332-rdp-common.dtsi | 2 ++
> arch/arm64/boot/dts/qcom/ipq5424-rdp466.dts | 2 ++
> arch/arm64/boot/dts/qcom/ipq9574-rdp-common.dtsi | 2 ++
> 3 files changed, 6 insertions(+)
> ---
> base-commit: 19827e7930a5511c68e12aac6e4522f3661a1709
> change-id: 20260716-quad_dts-6bac0484c08c
> prerequisite-change-id: 20260716-quad-ec2765317214:v1

Above does not help. Be explicit here in the cover letter by
providing the dependency link directly.

> prerequisite-patch-id: 912ede01168ddf0476ba69ab0db786186073f817
> prerequisite-patch-id: cdb88acd348e7dc5136fa9b94cc06dcafb0f478d
> prerequisite-patch-id: 932ca3dc3893df6de25928b24c7c24550907088d
>
> Best regards,
> --
> Md Sadre Alam <md.alam@xxxxxxxxxxxxxxxx>
>

--
-Mukesh Ojha