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/*
* (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
*/
#ifndef __ASM_ARCH_GPIO_H
#define __ASM_ARCH_GPIO_H
#ifndef __ASSEMBLY__
struct s5p_gpio_bank {
unsigned int con;
unsigned int dat;
unsigned int pull;
unsigned int drv;
unsigned int pdn_con;
unsigned int pdn_pull;
unsigned char res1[8];
};
struct s5pc100_gpio {
struct s5p_gpio_bank gpio_a0;
struct s5p_gpio_bank gpio_a1;
struct s5p_gpio_bank gpio_b;
struct s5p_gpio_bank gpio_c;
struct s5p_gpio_bank gpio_d;
struct s5p_gpio_bank gpio_e0;
struct s5p_gpio_bank gpio_e1;
struct s5p_gpio_bank gpio_f0;
struct s5p_gpio_bank gpio_f1;
struct s5p_gpio_bank gpio_f2;
struct s5p_gpio_bank gpio_f3;
struct s5p_gpio_bank gpio_g0;
struct s5p_gpio_bank gpio_g1;
struct s5p_gpio_bank gpio_g2;
struct s5p_gpio_bank gpio_g3;
struct s5p_gpio_bank gpio_i;
struct s5p_gpio_bank gpio_j0;
struct s5p_gpio_bank gpio_j1;
struct s5p_gpio_bank gpio_j2;
struct s5p_gpio_bank gpio_j3;
struct s5p_gpio_bank gpio_j4;
struct s5p_gpio_bank gpio_k0;
struct s5p_gpio_bank gpio_k1;
struct s5p_gpio_bank gpio_k2;
struct s5p_gpio_bank gpio_k3;
struct s5p_gpio_bank gpio_l0;
struct s5p_gpio_bank gpio_l1;
struct s5p_gpio_bank gpio_l2;
struct s5p_gpio_bank gpio_l3;
struct s5p_gpio_bank gpio_l4;
struct s5p_gpio_bank gpio_h0;
struct s5p_gpio_bank gpio_h1;
struct s5p_gpio_bank gpio_h2;
struct s5p_gpio_bank gpio_h3;
};
struct s5pc110_gpio {
struct s5p_gpio_bank gpio_a0;
struct s5p_gpio_bank gpio_a1;
struct s5p_gpio_bank gpio_b;
struct s5p_gpio_bank gpio_c0;
struct s5p_gpio_bank gpio_c1;
struct s5p_gpio_bank gpio_d0;
struct s5p_gpio_bank gpio_d1;
struct s5p_gpio_bank gpio_e0;
struct s5p_gpio_bank gpio_e1;
struct s5p_gpio_bank gpio_f0;
struct s5p_gpio_bank gpio_f1;
struct s5p_gpio_bank gpio_f2;
struct s5p_gpio_bank gpio_f3;
struct s5p_gpio_bank gpio_g0;
struct s5p_gpio_bank gpio_g1;
struct s5p_gpio_bank gpio_g2;
struct s5p_gpio_bank gpio_g3;
struct s5p_gpio_bank gpio_i;
struct s5p_gpio_bank gpio_j0;
struct s5p_gpio_bank gpio_j1;
struct s5p_gpio_bank gpio_j2;
struct s5p_gpio_bank gpio_j3;
struct s5p_gpio_bank gpio_j4;
struct s5p_gpio_bank gpio_mp0_1;
struct s5p_gpio_bank gpio_mp0_2;
struct s5p_gpio_bank gpio_mp0_3;
struct s5p_gpio_bank gpio_mp0_4;
struct s5p_gpio_bank gpio_mp0_5;
struct s5p_gpio_bank gpio_mp0_6;
struct s5p_gpio_bank gpio_mp0_7;
struct s5p_gpio_bank gpio_mp1_0;
struct s5p_gpio_bank gpio_mp1_1;
struct s5p_gpio_bank gpio_mp1_2;
struct s5p_gpio_bank gpio_mp1_3;
struct s5p_gpio_bank gpio_mp1_4;
struct s5p_gpio_bank gpio_mp1_5;
struct s5p_gpio_bank gpio_mp1_6;
struct s5p_gpio_bank gpio_mp1_7;
struct s5p_gpio_bank gpio_mp1_8;
struct s5p_gpio_bank gpio_mp2_0;
struct s5p_gpio_bank gpio_mp2_1;
struct s5p_gpio_bank gpio_mp2_2;
struct s5p_gpio_bank gpio_mp2_3;
struct s5p_gpio_bank gpio_mp2_4;
struct s5p_gpio_bank gpio_mp2_5;
struct s5p_gpio_bank gpio_mp2_6;
struct s5p_gpio_bank gpio_mp2_7;
struct s5p_gpio_bank gpio_mp2_8;
struct s5p_gpio_bank res1[48];
struct s5p_gpio_bank gpio_h0;
struct s5p_gpio_bank gpio_h1;
struct s5p_gpio_bank gpio_h2;
struct s5p_gpio_bank gpio_h3;
};
/* 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);
#endif
/* Pin configurations */
#define GPIO_INPUT 0x0
#define GPIO_OUTPUT 0x1
#define GPIO_IRQ 0xf
#define GPIO_FUNC(x) (x)
/* Pull mode */
#define GPIO_PULL_NONE 0x0
#define GPIO_PULL_DOWN 0x1
#define GPIO_PULL_UP 0x2
/* Drive Strength level */
#define GPIO_DRV_1X 0x0
#define GPIO_DRV_2X 0x1
#define GPIO_DRV_3X 0x2
#define GPIO_DRV_4X 0x3
#define GPIO_DRV_FAST 0x0
#define GPIO_DRV_SLOW 0x1
#endif
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