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path: root/qemu/roms/u-boot/drivers/gpio/s5p_gpio.c
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Diffstat (limited to 'qemu/roms/u-boot/drivers/gpio/s5p_gpio.c')
-rw-r--r--qemu/roms/u-boot/drivers/gpio/s5p_gpio.c181
1 files changed, 0 insertions, 181 deletions
diff --git a/qemu/roms/u-boot/drivers/gpio/s5p_gpio.c b/qemu/roms/u-boot/drivers/gpio/s5p_gpio.c
deleted file mode 100644
index 11a0472c6..000000000
--- a/qemu/roms/u-boot/drivers/gpio/s5p_gpio.c
+++ /dev/null
@@ -1,181 +0,0 @@
-/*
- * (C) Copyright 2009 Samsung Electronics
- * Minkyu Kang <mk7.kang@samsung.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <asm/io.h>
-#include <asm/gpio.h>
-
-#define S5P_GPIO_GET_BANK(x) ((x >> S5P_GPIO_BANK_SHIFT) \
- & S5P_GPIO_BANK_MASK)
-
-#define S5P_GPIO_GET_PIN(x) (x & S5P_GPIO_PIN_MASK)
-
-#define CON_MASK(x) (0xf << ((x) << 2))
-#define CON_SFR(x, v) ((v) << ((x) << 2))
-
-#define DAT_MASK(x) (0x1 << (x))
-#define DAT_SET(x) (0x1 << (x))
-
-#define PULL_MASK(x) (0x3 << ((x) << 1))
-#define PULL_MODE(x, v) ((v) << ((x) << 1))
-
-#define DRV_MASK(x) (0x3 << ((x) << 1))
-#define DRV_SET(x, m) ((m) << ((x) << 1))
-#define RATE_MASK(x) (0x1 << (x + 16))
-#define RATE_SET(x) (0x1 << (x + 16))
-
-void s5p_gpio_cfg_pin(struct s5p_gpio_bank *bank, int gpio, int cfg)
-{
- unsigned int value;
-
- value = readl(&bank->con);
- value &= ~CON_MASK(gpio);
- value |= CON_SFR(gpio, cfg);
- writel(value, &bank->con);
-}
-
-void s5p_gpio_direction_output(struct s5p_gpio_bank *bank, int gpio, int en)
-{
- s5p_gpio_cfg_pin(bank, gpio, GPIO_OUTPUT);
- s5p_gpio_set_value(bank, gpio, en);
-}
-
-void s5p_gpio_direction_input(struct s5p_gpio_bank *bank, int gpio)
-{
- s5p_gpio_cfg_pin(bank, gpio, GPIO_INPUT);
-}
-
-void s5p_gpio_set_value(struct s5p_gpio_bank *bank, int gpio, int en)
-{
- unsigned int value;
-
- value = readl(&bank->dat);
- value &= ~DAT_MASK(gpio);
- if (en)
- value |= DAT_SET(gpio);
- writel(value, &bank->dat);
-}
-
-unsigned int s5p_gpio_get_value(struct s5p_gpio_bank *bank, int gpio)
-{
- unsigned int value;
-
- value = readl(&bank->dat);
- return !!(value & DAT_MASK(gpio));
-}
-
-void s5p_gpio_set_pull(struct s5p_gpio_bank *bank, int gpio, int mode)
-{
- unsigned int value;
-
- value = readl(&bank->pull);
- value &= ~PULL_MASK(gpio);
-
- switch (mode) {
- case GPIO_PULL_DOWN:
- case GPIO_PULL_UP:
- value |= PULL_MODE(gpio, mode);
- break;
- default:
- break;
- }
-
- writel(value, &bank->pull);
-}
-
-void s5p_gpio_set_drv(struct s5p_gpio_bank *bank, int gpio, int mode)
-{
- unsigned int value;
-
- value = readl(&bank->drv);
- value &= ~DRV_MASK(gpio);
-
- switch (mode) {
- case GPIO_DRV_1X:
- case GPIO_DRV_2X:
- case GPIO_DRV_3X:
- case GPIO_DRV_4X:
- value |= DRV_SET(gpio, mode);
- break;
- default:
- return;
- }
-
- writel(value, &bank->drv);
-}
-
-void s5p_gpio_set_rate(struct s5p_gpio_bank *bank, int gpio, int mode)
-{
- unsigned int value;
-
- value = readl(&bank->drv);
- value &= ~RATE_MASK(gpio);
-
- switch (mode) {
- case GPIO_DRV_FAST:
- case GPIO_DRV_SLOW:
- value |= RATE_SET(gpio);
- break;
- default:
- return;
- }
-
- writel(value, &bank->drv);
-}
-
-struct s5p_gpio_bank *s5p_gpio_get_bank(unsigned gpio)
-{
- unsigned bank = S5P_GPIO_GET_BANK(gpio);
- unsigned base = s5p_gpio_base(gpio);
-
- return (struct s5p_gpio_bank *)(base + bank);
-}
-
-int s5p_gpio_get_pin(unsigned gpio)
-{
- return S5P_GPIO_GET_PIN(gpio);
-}
-
-/* Common GPIO API */
-
-int gpio_request(unsigned gpio, const char *label)
-{
- return 0;
-}
-
-int gpio_free(unsigned gpio)
-{
- return 0;
-}
-
-int gpio_direction_input(unsigned gpio)
-{
- s5p_gpio_direction_input(s5p_gpio_get_bank(gpio),
- s5p_gpio_get_pin(gpio));
- return 0;
-}
-
-int gpio_direction_output(unsigned gpio, int value)
-{
- s5p_gpio_direction_output(s5p_gpio_get_bank(gpio),
- s5p_gpio_get_pin(gpio), value);
- return 0;
-}
-
-int gpio_get_value(unsigned gpio)
-{
- return (int) s5p_gpio_get_value(s5p_gpio_get_bank(gpio),
- s5p_gpio_get_pin(gpio));
-}
-
-int gpio_set_value(unsigned gpio, int value)
-{
- s5p_gpio_set_value(s5p_gpio_get_bank(gpio),
- s5p_gpio_get_pin(gpio), value);
-
- return 0;
-}