This is no longer used in U-Boot. Drop it.
Signed-off-by: Simon Glass sjg@chromium.org ---
drivers/gpio/Makefile | 1 - drivers/gpio/s3c2440_gpio.c | 88 --------------------------------------------- 2 files changed, 89 deletions(-) delete mode 100644 drivers/gpio/s3c2440_gpio.c
diff --git a/drivers/gpio/Makefile b/drivers/gpio/Makefile index 03df558879..8937e99b47 100644 --- a/drivers/gpio/Makefile +++ b/drivers/gpio/Makefile @@ -42,7 +42,6 @@ obj-$(CONFIG_SH_GPIO_PFC) += sh_pfc.o obj-$(CONFIG_OMAP_GPIO) += omap_gpio.o obj-$(CONFIG_DB8500_GPIO) += db8500_gpio.o obj-$(CONFIG_BCM2835_GPIO) += bcm2835_gpio.o -obj-$(CONFIG_S3C2440_GPIO) += s3c2440_gpio.o obj-$(CONFIG_XILINX_GPIO) += xilinx_gpio.o obj-$(CONFIG_ADI_GPIO2) += adi_gpio2.o obj-$(CONFIG_TCA642X) += tca642x.o diff --git a/drivers/gpio/s3c2440_gpio.c b/drivers/gpio/s3c2440_gpio.c deleted file mode 100644 index d6c7eeb693..0000000000 --- a/drivers/gpio/s3c2440_gpio.c +++ /dev/null @@ -1,88 +0,0 @@ -/* - * Copyright (C) 2012 - * Gabriel Huau contact@huau-gabriel.fr - * - * SPDX-License-Identifier: GPL-2.0+ - */ -#include <common.h> -#include <asm/arch/s3c2440.h> -#include <asm/gpio.h> -#include <asm/io.h> -#include <errno.h> - -#define GPIO_INPUT 0x0 -#define GPIO_OUTPUT 0x1 - -#define S3C_GPIO_CON 0x0 -#define S3C_GPIO_DAT 0x4 - -static uint32_t s3c_gpio_get_bank_addr(unsigned gpio) -{ - /* There is up to 16 pins per bank, one bank is 0x10 big. */ - uint32_t addr = gpio & ~0xf; - - if (addr >= 0x80 && addr != 0xd0) { /* Wrong GPIO bank. */ - printf("Invalid GPIO bank (bank %02x)\n", addr); - return 0xffffffff; - } - - return addr | S3C24X0_GPIO_BASE; -} - -int gpio_set_value(unsigned gpio, int value) -{ - uint32_t addr = s3c_gpio_get_bank_addr(gpio); - - if (addr == 0xffffffff) - return -EINVAL; - - if (value) - setbits_le32(addr | S3C_GPIO_DAT, 1 << (gpio & 0xf)); - else - clrbits_le32(addr | S3C_GPIO_DAT, 1 << (gpio & 0xf)); - - return 0; -} - -int gpio_get_value(unsigned gpio) -{ - uint32_t addr = s3c_gpio_get_bank_addr(gpio); - - if (addr == 0xffffffff) - return -EINVAL; - - return !!(readl(addr | S3C_GPIO_DAT) & (1 << (gpio & 0xf))); -} - -int gpio_request(unsigned gpio, const char *label) -{ - return 0; -} - -int gpio_free(unsigned gpio) -{ - return 0; -} - -static int s3c_gpio_direction(unsigned gpio, uint8_t dir) -{ - uint32_t addr = s3c_gpio_get_bank_addr(gpio); - const uint32_t mask = 0x3 << ((gpio & 0xf) << 1); - const uint32_t dirm = dir << ((gpio & 0xf) << 1); - - if (addr == 0xffffffff) - return -EINVAL; - - clrsetbits_le32(addr | S3C_GPIO_CON, mask, dirm); - return 0; -} - -int gpio_direction_input(unsigned gpio) -{ - return s3c_gpio_direction(gpio, GPIO_INPUT); -} - -int gpio_direction_output(unsigned gpio, int value) -{ - return s3c_gpio_direction(gpio, GPIO_OUTPUT); -}