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spi: rspi: Get rid of unused struct rspi_plat_data

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No in-kernel users of struct rspi_plat_data. If required,
the software nodes should be used for such users. For now
just get rid of it.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://msgid.link/r/20240325142118.3210915-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Andy Shevchenko 2024-03-25 16:20:04 +02:00 committed by Mark Brown
parent 10402419f2
commit bdeef5dcea
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GPG Key ID: 24D68B725D5487D0
2 changed files with 1 additions and 29 deletions
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12
drivers/spi/spi-rspi.c
View File

@ -24,7 +24,6 @@
#include <linux/reset.h>
#include <linux/sh_dma.h>
#include <linux/spi/spi.h>
#include <linux/spi/rspi.h>
#include <linux/spinlock.h>
#define RSPI_SPCR 0x00 /* Control Register */
@ -1131,16 +1130,12 @@ static struct dma_chan *rspi_request_dma_chan(struct device *dev,
static int rspi_request_dma(struct device *dev, struct spi_controller *ctlr,
const struct resource *res)
{
const struct rspi_plat_data *rspi_pd = dev_get_platdata(dev);
unsigned int dma_tx_id, dma_rx_id;
if (dev->of_node) {
/* In the OF case we will get the slave IDs from the DT */
dma_tx_id = 0;
dma_rx_id = 0;
} else if (rspi_pd && rspi_pd->dma_tx_id && rspi_pd->dma_rx_id) {
dma_tx_id = rspi_pd->dma_tx_id;
dma_rx_id = rspi_pd->dma_rx_id;
} else {
/* The driver assumes no error. */
return 0;
@ -1290,7 +1285,6 @@ static int rspi_probe(struct platform_device *pdev)
struct spi_controller *ctlr;
struct rspi_data *rspi;
int ret;
const struct rspi_plat_data *rspi_pd;
const struct spi_ops *ops;
unsigned long clksrc;
@ -1305,11 +1299,7 @@ static int rspi_probe(struct platform_device *pdev)
goto error1;
} else {
ops = (struct spi_ops *)pdev->id_entry->driver_data;
rspi_pd = dev_get_platdata(&pdev->dev);
if (rspi_pd && rspi_pd->num_chipselect)
ctlr->num_chipselect = rspi_pd->num_chipselect;
else
ctlr->num_chipselect = 2; /* default */
ctlr->num_chipselect = 2; /* default */
}
rspi = spi_controller_get_devdata(ctlr);

18
include/linux/spi/rspi.h
View File

@ -1,18 +0,0 @@
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Renesas SPI driver
*
* Copyright (C) 2012 Renesas Solutions Corp.
*/
#ifndef __LINUX_SPI_RENESAS_SPI_H__
#define __LINUX_SPI_RENESAS_SPI_H__
struct rspi_plat_data {
unsigned int dma_tx_id;
unsigned int dma_rx_id;
u16 num_chipselect;
};
#endif