[PATCH v1 1/1] spi: rspi: Get rid of unused struct rspi_plat_data

From: Andy Shevchenko
Date: Thu Mar 07 2024 - 10:51:17 EST


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@xxxxxxxxxxxxxxx>
---
drivers/spi/spi-rspi.c | 11 +----------
include/linux/spi/rspi.h | 18 ------------------
2 files changed, 1 insertion(+), 28 deletions(-)
delete mode 100644 include/linux/spi/rspi.h

diff --git a/drivers/spi/spi-rspi.c b/drivers/spi/spi-rspi.c
index 8e81f1a8623f..54f61580c579 100644
--- a/drivers/spi/spi-rspi.c
+++ b/drivers/spi/spi-rspi.c
@@ -1131,16 +1131,12 @@ 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 +1286,6 @@ 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 +1300,7 @@ 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);
diff --git a/include/linux/spi/rspi.h b/include/linux/spi/rspi.h
deleted file mode 100644
index dbdfcc7a3db2..000000000000
--- a/include/linux/spi/rspi.h
+++ /dev/null
@@ -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
--
2.43.0.rc1.1.gbec44491f096