From 65b3b24eba7558fa4085a0695b3ad3e7dbf7a3fb Mon Sep 17 00:00:00 2001 From: Chris Packham Date: Thu, 4 Aug 2022 11:43:57 +1200 Subject: [PATCH] gpio: Remove mvgpio driver MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit The last user of this driver was removed in commit dee08b1999e2 ("arm: Remove gplugd board"). Remove the unused driver. Signed-off-by: Chris Packham Acked-by: Pali Rohár --- drivers/gpio/Makefile | 1 - drivers/gpio/mvgpio.c | 97 ------------------------------------------- drivers/gpio/mvgpio.h | 53 ----------------------- 3 files changed, 151 deletions(-) delete mode 100644 drivers/gpio/mvgpio.c delete mode 100644 drivers/gpio/mvgpio.h diff --git a/drivers/gpio/Makefile b/drivers/gpio/Makefile index 219f37e0e4..39762fa06c 100644 --- a/drivers/gpio/Makefile +++ b/drivers/gpio/Makefile @@ -24,7 +24,6 @@ obj-$(CONFIG_INTEL_BROADWELL_GPIO) += intel_broadwell_gpio.o obj-$(CONFIG_IPROC_GPIO) += iproc_gpio.o obj-$(CONFIG_KIRKWOOD_GPIO) += kw_gpio.o obj-$(CONFIG_KONA_GPIO) += kona_gpio.o -obj-$(CONFIG_MARVELL_GPIO) += mvgpio.o obj-$(CONFIG_MCP230XX_GPIO) += mcp230xx_gpio.o obj-$(CONFIG_MXC_GPIO) += mxc_gpio.o obj-$(CONFIG_MXS_GPIO) += mxs_gpio.o diff --git a/drivers/gpio/mvgpio.c b/drivers/gpio/mvgpio.c deleted file mode 100644 index 12e7197daf..0000000000 --- a/drivers/gpio/mvgpio.c +++ /dev/null @@ -1,97 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * (C) Copyright 2011 - * eInfochips Ltd. - * Written-by: Ajay Bhargav - * - * (C) Copyright 2010 - * Marvell Semiconductor - */ - -#include -#include -#include -#include -#include "mvgpio.h" -#include - -#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; -} diff --git a/drivers/gpio/mvgpio.h b/drivers/gpio/mvgpio.h deleted file mode 100644 index d68c48e637..0000000000 --- a/drivers/gpio/mvgpio.h +++ /dev/null @@ -1,53 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0+ */ -/* - * (C) Copyright 2011 - * eInfochips Ltd. - * Written-by: Ajay Bhargav - * - * (C) Copyright 2010 - * Marvell Semiconductor - */ - -#ifndef __MVGPIO_H__ -#define __MVGPIO_H__ - -#include - -/* - * 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__ */ -- 2.39.5