From: Yixun Lan <dlan@kernel.org>
To: Zhengyu He <hezhy472013@gmail.com>
Cc: Han Xu <han.xu@nxp.com>, Mark Brown <broonie@kernel.org>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Paul Walmsley <pjw@kernel.org>,
Palmer Dabbelt <palmer@dabbelt.com>,
Albert Ou <aou@eecs.berkeley.edu>,
Alexandre Ghiti <alex@ghiti.fr>,
linux-spi@vger.kernel.org, imx@lists.linux.dev,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-riscv@lists.infradead.org, spacemit@lists.linux.dev,
Wei Fu <wefu@redhat.com>, Cody Kang <cody.kang.hk@outlook.com>
Subject: Re: [PATCH v2 2/2] riscv: dts: spacemit: add QSPI support for K3 Pico-ITX
Date: Tue, 7 Jul 2026 10:56:36 +0000 [thread overview]
Message-ID: <20260707105636-GKH35811@kernel.org> (raw)
In-Reply-To: <20260521-k3-pico-itx-qspi-v2-for-next-20260521-v2-2-52bce26e5fd8@gmail.com>
Hi Zhengyu,
since I'm requesting some changes, so along with the title, suggest
riscv: dts: spacemit: k3: Add QSPI support for Pico-ITX board
On 22:44 Thu 21 May , Zhengyu He wrote:
> Add K3 QSPI controller node into k3.dtsi, and add related pinmux
> configuration.
It's obvious..
>
> Enable QSPI on Pico-ITX board, and describe the NOR flash which wires
> to it.
>
How about combine above and simplify
Enable QSPI with proper pinmux on Pico-ITX board, and describe the NOR flash
which wires to it.
> Signed-off-by: Cody Kang <cody.kang.hk@outlook.com>
> Signed-off-by: Zhengyu He <hezhy472013@gmail.com>
> ---
> Changes in v2:
> - Add "spacemit,k1-qspi" fallback to the K3 QSPI compatible.
> - Reordered Signed-off-by trailers.
> ---
> arch/riscv/boot/dts/spacemit/k3-pico-itx.dts | 58 ++++++++++++++++++++++++++++
> arch/riscv/boot/dts/spacemit/k3-pinctrl.dtsi | 21 ++++++++++
> arch/riscv/boot/dts/spacemit/k3.dtsi | 17 ++++++++
> 3 files changed, 96 insertions(+)
>
> diff --git a/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts b/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts
> index b89c1521e664..e90e17895bb2 100644
> --- a/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts
> +++ b/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts
> @@ -200,6 +200,64 @@ phy0: phy@1 {
> };
> };
>
> +&pinctrl {
> + qspi-cfg {
as you've already defined te label, which make it possible to reduce one indention
&qspi_cfg {
..
}
> + qspi-pins {
> + power-source = <1800>;
> + };
> +
> + qspi-cs0-pins {
> + power-source = <1800>;
> + };
> + };
> +};
> +
--
Yixun Lan (dlan)
next prev parent reply other threads:[~2026-07-07 10:56 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-21 14:44 [PATCH v2 0/2] spi: enable the SpacemiT K3 SoC QSPI Zhengyu He
2026-05-21 14:44 ` [PATCH v2 1/2] spi: dt-bindings: fsl-qspi: support SpacemiT K3 Zhengyu He
2026-05-21 19:46 ` Conor Dooley
2026-05-21 14:44 ` [PATCH v2 2/2] riscv: dts: spacemit: add QSPI support for K3 Pico-ITX Zhengyu He
2026-06-20 6:23 ` Aurelien Jarno
2026-07-07 10:56 ` Yixun Lan [this message]
2026-05-21 20:56 ` (subset) [PATCH v2 0/2] spi: enable the SpacemiT K3 SoC QSPI Mark Brown
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