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From: Yao Zi <ziyao@disroot.org>
To: Valentina Fernandez <valentina.fernandezalanis@microchip.com>,
	<conor.dooley@microchip.com>, <daire.mcnamara@microchip.com>,
	<paul.walmsley@sifive.com>, <palmer@dabbelt.com>,
	<robh@kernel.org>, <krzk+dt@kernel.org>, <aou@eecs.berkeley.edu>,
	<alex@ghiti.fr>
Cc: <linux-riscv@lists.infradead.org>, <linux-kernel@vger.kernel.org>,
	<devicetree@vger.kernel.org>
Subject: Re: [PATCH v2 5/5] riscv: dts: microchip: add a device tree for Discovery Kit
Date: Tue, 2 Sep 2025 08:32:36 +0000	[thread overview]
Message-ID: <aLarlSG9tDA-1YiL@pie> (raw)
In-Reply-To: <20250902075548.1967613-6-valentina.fernandezalanis@microchip.com>

On Tue, Sep 02, 2025 at 08:55:48AM +0100, Valentina Fernandez wrote:
> Add a minimal device tree for the Microchip PolarFire SoC Discovery Kit.
> The Discovery Kit is a cost-optimized board based on PolarFire SoC
> MPFS095T and features:
> 
> - 1 GB DDR4x16
> - 1x Gigabit Ethernet
> - 3x UARTs
> - Raspberry Pi connector
> - mikroBus connector
> - microSD card connector
> 
> Link: https://www.microchip.com/en-us/development-tool/mpfs-disco-kit
> Signed-off-by: Valentina Fernandez <valentina.fernandezalanis@microchip.com>
> ---
>  arch/riscv/boot/dts/microchip/Makefile        |   1 +
>  .../dts/microchip/mpfs-disco-kit-fabric.dtsi  |  58 ++++++
>  .../boot/dts/microchip/mpfs-disco-kit.dts     | 190 ++++++++++++++++++
>  3 files changed, 249 insertions(+)
>  create mode 100644 arch/riscv/boot/dts/microchip/mpfs-disco-kit-fabric.dtsi
>  create mode 100644 arch/riscv/boot/dts/microchip/mpfs-disco-kit.dts

...

> diff --git a/arch/riscv/boot/dts/microchip/mpfs-disco-kit.dts b/arch/riscv/boot/dts/microchip/mpfs-disco-kit.dts
> new file mode 100644
> index 000000000000..c068b9bb5bfd
> --- /dev/null
> +++ b/arch/riscv/boot/dts/microchip/mpfs-disco-kit.dts

...

> +&mbox {
> +	status = "okay";
> +};
> +
> +&mmc {
> +	bus-width = <4>;
> +	disable-wp;
> +	cap-sd-highspeed;
> +	cap-mmc-highspeed;
> +	sd-uhs-sdr12;
> +	sd-uhs-sdr25;
> +	sd-uhs-sdr50;
> +	sd-uhs-sdr104;

I think sd-uhs-sdr104 implies sd-uhs-sdr{12,25,50}, thus the latter
three properties could be dropped.

> +	no-1-8-v;
> +	status = "okay";
> +};

Best regards,
Yao Zi

_______________________________________________
linux-riscv mailing list
linux-riscv@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-riscv

WARNING: multiple messages have this Message-ID (diff)
From: Yao Zi <ziyao@disroot.org>
To: Valentina Fernandez <valentina.fernandezalanis@microchip.com>,
	<conor.dooley@microchip.com>, <daire.mcnamara@microchip.com>,
	<paul.walmsley@sifive.com>, <palmer@dabbelt.com>,
	<robh@kernel.org>, <krzk+dt@kernel.org>, <aou@eecs.berkeley.edu>,
	<alex@ghiti.fr>
Cc: <linux-riscv@lists.infradead.org>, <linux-kernel@vger.kernel.org>,
	<devicetree@vger.kernel.org>
Subject: Re: [PATCH v2 5/5] riscv: dts: microchip: add a device tree for Discovery Kit
Date: Tue, 2 Sep 2025 08:32:36 +0000	[thread overview]
Message-ID: <aLarlSG9tDA-1YiL@pie> (raw)
In-Reply-To: <20250902075548.1967613-6-valentina.fernandezalanis@microchip.com>

On Tue, Sep 02, 2025 at 08:55:48AM +0100, Valentina Fernandez wrote:
> Add a minimal device tree for the Microchip PolarFire SoC Discovery Kit.
> The Discovery Kit is a cost-optimized board based on PolarFire SoC
> MPFS095T and features:
> 
> - 1 GB DDR4x16
> - 1x Gigabit Ethernet
> - 3x UARTs
> - Raspberry Pi connector
> - mikroBus connector
> - microSD card connector
> 
> Link: https://www.microchip.com/en-us/development-tool/mpfs-disco-kit
> Signed-off-by: Valentina Fernandez <valentina.fernandezalanis@microchip.com>
> ---
>  arch/riscv/boot/dts/microchip/Makefile        |   1 +
>  .../dts/microchip/mpfs-disco-kit-fabric.dtsi  |  58 ++++++
>  .../boot/dts/microchip/mpfs-disco-kit.dts     | 190 ++++++++++++++++++
>  3 files changed, 249 insertions(+)
>  create mode 100644 arch/riscv/boot/dts/microchip/mpfs-disco-kit-fabric.dtsi
>  create mode 100644 arch/riscv/boot/dts/microchip/mpfs-disco-kit.dts

...

> diff --git a/arch/riscv/boot/dts/microchip/mpfs-disco-kit.dts b/arch/riscv/boot/dts/microchip/mpfs-disco-kit.dts
> new file mode 100644
> index 000000000000..c068b9bb5bfd
> --- /dev/null
> +++ b/arch/riscv/boot/dts/microchip/mpfs-disco-kit.dts

...

> +&mbox {
> +	status = "okay";
> +};
> +
> +&mmc {
> +	bus-width = <4>;
> +	disable-wp;
> +	cap-sd-highspeed;
> +	cap-mmc-highspeed;
> +	sd-uhs-sdr12;
> +	sd-uhs-sdr25;
> +	sd-uhs-sdr50;
> +	sd-uhs-sdr104;

I think sd-uhs-sdr104 implies sd-uhs-sdr{12,25,50}, thus the latter
three properties could be dropped.

> +	no-1-8-v;
> +	status = "okay";
> +};

Best regards,
Yao Zi

  reply	other threads:[~2025-09-02  8:49 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-09-02  7:55 [PATCH v2 0/5] Icicle Kit with prod device and Discovery Kit support Valentina Fernandez
2025-09-02  7:55 ` Valentina Fernandez
2025-09-02  7:55 ` [PATCH v2 1/5] riscv: dts: microchip: add common board dtsi for icicle kit variants Valentina Fernandez
2025-09-02  7:55   ` Valentina Fernandez
2025-09-02  7:55 ` [PATCH v2 2/5] dt-bindings: riscv: microchip: document icicle kit with production device Valentina Fernandez
2025-09-02  7:55   ` Valentina Fernandez
2025-09-02  7:55 ` [PATCH v2 3/5] riscv: dts: microchip: add " Valentina Fernandez
2025-09-02  7:55   ` Valentina Fernandez
2025-09-02  7:55 ` [PATCH v2 4/5] dt-bindings: riscv: microchip: document Discovery Kit Valentina Fernandez
2025-09-02  7:55   ` Valentina Fernandez
2025-09-02  7:55 ` [PATCH v2 5/5] riscv: dts: microchip: add a device tree for " Valentina Fernandez
2025-09-02  7:55   ` Valentina Fernandez
2025-09-02  8:32   ` Yao Zi [this message]
2025-09-02  8:32     ` Yao Zi
2025-09-03  9:43     ` Valentina.FernandezAlanis
2025-09-03  9:43       ` Valentina.FernandezAlanis

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