* (C) Copyright 2009 Samsung Electronics
* Minkyu Kang <mk7.kang@samsung.com>
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __ASM_ARCH_GPIO_H
};
/* functions */
-void gpio_cfg_pin(struct s5p_gpio_bank *bank, int gpio, int cfg);
-void gpio_direction_output(struct s5p_gpio_bank *bank, int gpio, int en);
-void gpio_direction_input(struct s5p_gpio_bank *bank, int gpio);
-void gpio_set_value(struct s5p_gpio_bank *bank, int gpio, int en);
-unsigned int gpio_get_value(struct s5p_gpio_bank *bank, int gpio);
-void gpio_set_pull(struct s5p_gpio_bank *bank, int gpio, int mode);
-void gpio_set_drv(struct s5p_gpio_bank *bank, int gpio, int mode);
-void gpio_set_rate(struct s5p_gpio_bank *bank, int gpio, int mode);
+void s5p_gpio_cfg_pin(struct s5p_gpio_bank *bank, int gpio, int cfg);
+void s5p_gpio_direction_output(struct s5p_gpio_bank *bank, int gpio, int en);
+void s5p_gpio_direction_input(struct s5p_gpio_bank *bank, int gpio);
+void s5p_gpio_set_value(struct s5p_gpio_bank *bank, int gpio, int en);
+unsigned int s5p_gpio_get_value(struct s5p_gpio_bank *bank, int gpio);
+void s5p_gpio_set_pull(struct s5p_gpio_bank *bank, int gpio, int mode);
+void s5p_gpio_set_drv(struct s5p_gpio_bank *bank, int gpio, int mode);
+void s5p_gpio_set_rate(struct s5p_gpio_bank *bank, int gpio, int mode);
+
+/* GPIO pins per bank */
+#define GPIO_PER_BANK 8
+
+#define S5P_GPIO_PART_SHIFT (24)
+#define S5P_GPIO_PART_MASK (0xff)
+#define S5P_GPIO_BANK_SHIFT (8)
+#define S5P_GPIO_BANK_MASK (0xffff)
+#define S5P_GPIO_PIN_MASK (0xff)
+
+#define S5P_GPIO_SET_PART(x) \
+ (((x) & S5P_GPIO_PART_MASK) << S5P_GPIO_PART_SHIFT)
+
+#define S5P_GPIO_GET_PART(x) \
+ (((x) >> S5P_GPIO_PART_SHIFT) & S5P_GPIO_PART_MASK)
+
+#define S5P_GPIO_SET_PIN(x) \
+ ((x) & S5P_GPIO_PIN_MASK)
+
+#define S5PC100_SET_BANK(bank) \
+ (((unsigned)&(((struct s5pc100_gpio *) \
+ S5PC100_GPIO_BASE)->bank) - S5PC100_GPIO_BASE) \
+ & S5P_GPIO_BANK_MASK) << S5P_GPIO_BANK_SHIFT)
+
+#define S5PC110_SET_BANK(bank) \
+ ((((unsigned)&(((struct s5pc110_gpio *) \
+ S5PC110_GPIO_BASE)->bank) - S5PC110_GPIO_BASE) \
+ & S5P_GPIO_BANK_MASK) << S5P_GPIO_BANK_SHIFT)
+
+#define s5pc100_gpio_get(bank, pin) \
+ (S5P_GPIO_SET_PART(0) | \
+ S5PC100_SET_BANK(bank) | \
+ S5P_GPIO_SET_PIN(pin))
+
+#define s5pc110_gpio_get(bank, pin) \
+ (S5P_GPIO_SET_PART(0) | \
+ S5PC110_SET_BANK(bank) | \
+ S5P_GPIO_SET_PIN(pin))
+
+static inline unsigned int s5p_gpio_base(int nr)
+{
+ return samsung_get_base_gpio();
+}
#endif
/* Pin configurations */