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gpio: Remove mvgpio driver

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The last user of this driver was removed in commit dee08b1999 ("arm:
Remove gplugd board"). Remove the unused driver.

Signed-off-by: Chris Packham <judge.packham@gmail.com>
Acked-by: Pali Rohár <pali@kernel.org>
This commit is contained in:
Chris Packham 2022-08-04 11:43:57 +12:00 committed by Stefan Roese
parent 0bae7bc2ee
commit 65b3b24eba
3 changed files with 0 additions and 151 deletions
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1
drivers/gpio/Makefile
View file

@ -24,7 +24,6 @@ obj-$(CONFIG_INTEL_BROADWELL_GPIO) += intel_broadwell_gpio.o
obj-$(CONFIG_IPROC_GPIO) += iproc_gpio.o obj-$(CONFIG_IPROC_GPIO) += iproc_gpio.o
obj-$(CONFIG_KIRKWOOD_GPIO) += kw_gpio.o obj-$(CONFIG_KIRKWOOD_GPIO) += kw_gpio.o
obj-$(CONFIG_KONA_GPIO) += kona_gpio.o obj-$(CONFIG_KONA_GPIO) += kona_gpio.o
obj-$(CONFIG_MARVELL_GPIO) += mvgpio.o
obj-$(CONFIG_MCP230XX_GPIO) += mcp230xx_gpio.o obj-$(CONFIG_MCP230XX_GPIO) += mcp230xx_gpio.o
obj-$(CONFIG_MXC_GPIO) += mxc_gpio.o obj-$(CONFIG_MXC_GPIO) += mxc_gpio.o
obj-$(CONFIG_MXS_GPIO) += mxs_gpio.o obj-$(CONFIG_MXS_GPIO) += mxs_gpio.o

97
drivers/gpio/mvgpio.c
View file

@ -1,97 +0,0 @@
// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2011
* eInfochips Ltd. <www.einfochips.com>
* Written-by: Ajay Bhargav <contact@8051projects.net>
*
* (C) Copyright 2010
* Marvell Semiconductor <www.marvell.com>
*/
#include <common.h>
#include <malloc.h>
#include <asm/io.h>
#include <linux/errno.h>
#include "mvgpio.h"
#include <asm/gpio.h>
#ifndef MV_MAX_GPIO
#define MV_MAX_GPIO 128
#endif
int gpio_request(unsigned gpio, const char *label)
{
if (gpio >= MV_MAX_GPIO) {
printf("%s: Invalid GPIO requested %d\n", __func__, gpio);
return -1;
}
return 0;
}
int gpio_free(unsigned gpio)
{
return 0;
}
int gpio_direction_input(unsigned gpio)
{
struct gpio_reg *gpio_reg_bank;
if (gpio >= MV_MAX_GPIO) {
printf("%s: Invalid GPIO %d\n", __func__, gpio);
return -1;
}
gpio_reg_bank = get_gpio_base(GPIO_TO_REG(gpio));
writel(GPIO_TO_BIT(gpio), &gpio_reg_bank->gcdr);
return 0;
}
int gpio_direction_output(unsigned gpio, int value)
{
struct gpio_reg *gpio_reg_bank;
if (gpio >= MV_MAX_GPIO) {
printf("%s: Invalid GPIO %d\n", __func__, gpio);
return -1;
}
gpio_reg_bank = get_gpio_base(GPIO_TO_REG(gpio));
writel(GPIO_TO_BIT(gpio), &gpio_reg_bank->gsdr);
gpio_set_value(gpio, value);
return 0;
}
int gpio_get_value(unsigned gpio)
{
struct gpio_reg *gpio_reg_bank;
u32 gpio_val;
if (gpio >= MV_MAX_GPIO) {
printf("%s: Invalid GPIO %d\n", __func__, gpio);
return -1;
}
gpio_reg_bank = get_gpio_base(GPIO_TO_REG(gpio));
gpio_val = readl(&gpio_reg_bank->gplr);
return GPIO_VAL(gpio, gpio_val);
}
int gpio_set_value(unsigned gpio, int value)
{
struct gpio_reg *gpio_reg_bank;
if (gpio >= MV_MAX_GPIO) {
printf("%s: Invalid GPIO %d\n", __func__, gpio);
return -1;
}
gpio_reg_bank = get_gpio_base(GPIO_TO_REG(gpio));
if (value)
writel(GPIO_TO_BIT(gpio), &gpio_reg_bank->gpsr);
else
writel(GPIO_TO_BIT(gpio), &gpio_reg_bank->gpcr);
return 0;
}

53
drivers/gpio/mvgpio.h
View file

@ -1,53 +0,0 @@
/* SPDX-License-Identifier: GPL-2.0+ */
/*
* (C) Copyright 2011
* eInfochips Ltd. <www.einfochips.com>
* Written-by: Ajay Bhargav <contact@8051projects.net>
*
* (C) Copyright 2010
* Marvell Semiconductor <www.marvell.com>
*/
#ifndef __MVGPIO_H__
#define __MVGPIO_H__
#include <common.h>
/*
* GPIO Register map for Marvell SOCs
*/
struct gpio_reg {
u32 gplr; /* Pin Level Register - 0x0000 */
u32 pad0[2];
u32 gpdr; /* Pin Direction Register - 0x000C */
u32 pad1[2];
u32 gpsr; /* Pin Output Set Register - 0x0018 */
u32 pad2[2];
u32 gpcr; /* Pin Output Clear Register - 0x0024 */
u32 pad3[2];
u32 grer; /* Rising-Edge Detect Enable Register - 0x0030 */
u32 pad4[2];
u32 gfer; /* Falling-Edge Detect Enable Register - 0x003C */
u32 pad5[2];
u32 gedr; /* Edge Detect Status Register - 0x0048 */
u32 pad6[2];
u32 gsdr; /* Bitwise Set of GPIO Direction Register - 0x0054 */
u32 pad7[2];
u32 gcdr; /* Bitwise Clear of GPIO Direction Register - 0x0060 */
u32 pad8[2];
u32 gsrer; /* Bitwise Set of Rising-Edge Detect Enable
Register - 0x006C */
u32 pad9[2];
u32 gcrer; /* Bitwise Clear of Rising-Edge Detect Enable
Register - 0x0078 */
u32 pad10[2];
u32 gsfer; /* Bitwise Set of Falling-Edge Detect Enable
Register - 0x0084 */
u32 pad11[2];
u32 gcfer; /* Bitwise Clear of Falling-Edge Detect Enable
Register - 0x0090 */
u32 pad12[2];
u32 apmask; /* Bitwise Mask of Edge Detect Register - 0x009C */
};
#endif /* __MVGPIO_H__ */