From: Philipp Zabel <p.zabel@pengutronix.de>
To: barebox@lists.infradead.org
Subject: Re: [PATCH 2/4] spi: stm32: support per-transfer bits per word switching
Date: Thu, 30 Mar 2023 16:53:09 +0200 [thread overview]
Message-ID: <20230330145309.GA7856@pengutronix.de> (raw)
In-Reply-To: <20230330103359.2751080-2-p.zabel@pengutronix.de>
On Thu, Mar 30, 2023 at 12:33:57PM +0200, Philipp Zabel wrote:
> Allow dynamically switching data size between transfers.
>
> Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
> ---
> drivers/spi/stm32_spi.c | 50 ++++++++++++++++++++++++++++++++---------
> 1 file changed, 39 insertions(+), 11 deletions(-)
>
> diff --git a/drivers/spi/stm32_spi.c b/drivers/spi/stm32_spi.c
> index 0d7407c279a2..1ac86fbe11e6 100644
> --- a/drivers/spi/stm32_spi.c
> +++ b/drivers/spi/stm32_spi.c
[...]
> @@ -543,6 +570,7 @@ static int stm32_spi_probe(struct device *dev)
> master->transfer = stm32_spi_transfer;
> master->mem_ops = &stm32_spi_mem_ops;
>
> + master->bits_per_word_mask = stm32_spi_get_bpw_mask(priv);
This has to be moved down a few lines, after the clock is enabled and
the device is reset. I'll fix this in v2.
regards
Philipp
next prev parent reply other threads:[~2023-03-30 14:54 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-30 10:33 [PATCH 1/4] spi: add per-driver bits-per-word mask Philipp Zabel
2023-03-30 10:33 ` [PATCH 2/4] spi: stm32: support per-transfer bits per word switching Philipp Zabel
2023-03-30 14:53 ` Philipp Zabel [this message]
2023-04-03 7:12 ` Sascha Hauer
2023-03-30 10:33 ` [PATCH 3/4] video: mipi_dbi: disable byte swapping if 16-bit SPI transfers are supported Philipp Zabel
2023-03-30 10:33 ` [PATCH 4/4] spi: update spi_board_info FIXME comment Philipp Zabel
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