linux-kernel - Re: [PATCH 2/3] spi: spacemit: introduce SpacemiT K1 SPI controller driver

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Message-ID: <4C1E339412373423+aMu5I4jmngaN0rOy@LT-Guozexi>
Date: Thu, 18 Sep 2025 15:47:47 +0800
From: Troy Mitchell <troy.mitchell@...ux.spacemit.com>
To: Alex Elder <elder@...cstar.com>, broonie@...nel.org, robh@...nel.org,
	krzk+dt@...nel.org, conor+dt@...nel.org
Cc: linux-spi@...r.kernel.org, devicetree@...r.kernel.org, dlan@...too.org,
	paul.walmsley@...ive.com, palmer@...belt.com, aou@...s.berkeley.edu,
	alex@...ti.fr, p.zabel@...gutronix.de, spacemit@...ts.linux.dev,
	linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Troy Mitchell <troy.mitchell@...ux.spacemit.com>
Subject: Re: [PATCH 2/3] spi: spacemit: introduce SpacemiT K1 SPI controller
 driver

On Wed, Sep 17, 2025 at 05:07:22PM -0500, Alex Elder wrote:
> This patch introduces the driver for the SPI controller found in the
> SpacemiT K1 SoC.  Currently the driver supports master mode only.
> The SPI hardware implements RX and TX FIFOs, 32 entries each, and
> supports both PIO and DMA mode transfers.
> 
> Signed-off-by: Alex Elder <elder@...cstar.com>
> ---
>  drivers/spi/Kconfig           |   8 +
>  drivers/spi/Makefile          |   1 +
>  drivers/spi/spi-spacemit-k1.c | 985 ++++++++++++++++++++++++++++++++++
>  3 files changed, 994 insertions(+)
>  create mode 100644 drivers/spi/spi-spacemit-k1.c
> 
> +static void k1_spi_remove(struct platform_device *pdev)
> +{
> +	struct k1_spi_driver_data *drv_data = platform_get_drvdata(pdev);
> +
> +	k1_spi_register_reset(drv_data, false);
> +}
> +
> +static struct platform_driver k1_spi_driver = {
> +	.driver = {
> +		.name	= "k1x-spi",
k1x? iis it from vendor driver? please keep k1-spi

                - Troy

> +		.of_match_table = k1_spi_dt_ids,
> +	},
> +	.probe = k1_spi_probe,
> +	.remove = k1_spi_remove,
> +};
> +
> +module_platform_driver(k1_spi_driver);
> +
> +MODULE_DESCRIPTION("SpacemiT K1 SPI controller driver");
> +MODULE_LICENSE("GPL");
> -- 
> 2.48.1
> 
> 
> _______________________________________________
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> linux-riscv@...ts.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-riscv

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