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gpio: dwapb: Get rid of legacy platform data 

Platform data is a legacy interface to supply device properties
to the driver. In this case we don't have anymore in-kernel users
for it. Just remove it for good.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Serge Semin <fancer.lancer@gmail.com>
Tested-by: Serge Semin <fancer.lancer@gmail.com>
This commit is contained in:
Andy Shevchenko 2021-08-04 19:00:19 +03:00
parent 36edadf5d3
commit 5111c2b6b0
2 changed files with 18 additions and 34 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
drivers/gpio/gpio-dwapb.c
View File

@ -16,7 +16,6 @@
#include <linux/mod_devicetable.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/platform_data/gpio-dwapb.h>
#include <linux/platform_device.h>
#include <linux/property.h>
#include <linux/reset.h>
@ -48,6 +47,7 @@
#define DWAPB_DRIVER_NAME "gpio-dwapb"
#define DWAPB_MAX_PORTS 4
#define DWAPB_MAX_GPIOS 32
#define GPIO_EXT_PORT_STRIDE 0x04 /* register stride 32 bits */
#define GPIO_SWPORT_DR_STRIDE 0x0c /* register stride 3*32 bits */
@ -65,6 +65,19 @@
struct dwapb_gpio;
struct dwapb_port_property {
struct fwnode_handle *fwnode;
unsigned int idx;
unsigned int ngpio;
unsigned int gpio_base;
int irq[DWAPB_MAX_GPIOS];
};
struct dwapb_platform_data {
struct dwapb_port_property *properties;
unsigned int nports;
};
#ifdef CONFIG_PM_SLEEP
/* Store GPIO context across system-wide suspend/resume transitions */
struct dwapb_context {
@ -674,17 +687,12 @@ static int dwapb_gpio_probe(struct platform_device *pdev)
unsigned int i;
struct dwapb_gpio *gpio;
int err;
struct dwapb_platform_data *pdata;
struct device *dev = &pdev->dev;
struct dwapb_platform_data *pdata = dev_get_platdata(dev);
if (!pdata) {
pdata = dwapb_gpio_get_pdata(dev);
if (IS_ERR(pdata))
return PTR_ERR(pdata);
}
if (!pdata->nports)
return -ENODEV;
gpio = devm_kzalloc(&pdev->dev, sizeof(*gpio), GFP_KERNEL);
if (!gpio)

24
include/linux/platform_data/gpio-dwapb.h
View File

@ -1,24 +0,0 @@
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright(c) 2014 Intel Corporation.
*/
#ifndef GPIO_DW_APB_H
#define GPIO_DW_APB_H
#define DWAPB_MAX_GPIOS 32
struct dwapb_port_property {
struct fwnode_handle *fwnode;
unsigned int idx;
unsigned int ngpio;
unsigned int gpio_base;
int irq[DWAPB_MAX_GPIOS];
};
struct dwapb_platform_data {
struct dwapb_port_property *properties;
unsigned int nports;
};
#endif