diff options
Diffstat (limited to 'arch/arm/include/asm/arch-s5pc1xx/gpio.h')
| -rw-r--r-- | arch/arm/include/asm/arch-s5pc1xx/gpio.h | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-s5pc1xx/gpio.h b/arch/arm/include/asm/arch-s5pc1xx/gpio.h new file mode 100644 index 0000000..8e4bb86 --- /dev/null +++ b/arch/arm/include/asm/arch-s5pc1xx/gpio.h @@ -0,0 +1,158 @@ +/* + * (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 s5pc1xx_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 s5pc1xx_gpio_bank gpio_a0; + struct s5pc1xx_gpio_bank gpio_a1; + struct s5pc1xx_gpio_bank gpio_b; + struct s5pc1xx_gpio_bank gpio_c; + struct s5pc1xx_gpio_bank gpio_d; + struct s5pc1xx_gpio_bank gpio_e0; + struct s5pc1xx_gpio_bank gpio_e1; + struct s5pc1xx_gpio_bank gpio_f0; + struct s5pc1xx_gpio_bank gpio_f1; + struct s5pc1xx_gpio_bank gpio_f2; + struct s5pc1xx_gpio_bank gpio_f3; + struct s5pc1xx_gpio_bank gpio_g0; + struct s5pc1xx_gpio_bank gpio_g1; + struct s5pc1xx_gpio_bank gpio_g2; + struct s5pc1xx_gpio_bank gpio_g3; + struct s5pc1xx_gpio_bank gpio_i; + struct s5pc1xx_gpio_bank gpio_j0; + struct s5pc1xx_gpio_bank gpio_j1; + struct s5pc1xx_gpio_bank gpio_j2; + struct s5pc1xx_gpio_bank gpio_j3; + struct s5pc1xx_gpio_bank gpio_j4; + struct s5pc1xx_gpio_bank gpio_k0; + struct s5pc1xx_gpio_bank gpio_k1; + struct s5pc1xx_gpio_bank gpio_k2; + struct s5pc1xx_gpio_bank gpio_k3; + struct s5pc1xx_gpio_bank gpio_l0; + struct s5pc1xx_gpio_bank gpio_l1; + struct s5pc1xx_gpio_bank gpio_l2; + struct s5pc1xx_gpio_bank gpio_l3; + struct s5pc1xx_gpio_bank gpio_l4; + struct s5pc1xx_gpio_bank gpio_h0; + struct s5pc1xx_gpio_bank gpio_h1; + struct s5pc1xx_gpio_bank gpio_h2; + struct s5pc1xx_gpio_bank gpio_h3; +}; + +struct s5pc110_gpio { + struct s5pc1xx_gpio_bank gpio_a0; + struct s5pc1xx_gpio_bank gpio_a1; + struct s5pc1xx_gpio_bank gpio_b; + struct s5pc1xx_gpio_bank gpio_c0; + struct s5pc1xx_gpio_bank gpio_c1; + struct s5pc1xx_gpio_bank gpio_d0; + struct s5pc1xx_gpio_bank gpio_d1; + struct s5pc1xx_gpio_bank gpio_e0; + struct s5pc1xx_gpio_bank gpio_e1; + struct s5pc1xx_gpio_bank gpio_f0; + struct s5pc1xx_gpio_bank gpio_f1; + struct s5pc1xx_gpio_bank gpio_f2; + struct s5pc1xx_gpio_bank gpio_f3; + struct s5pc1xx_gpio_bank gpio_g0; + struct s5pc1xx_gpio_bank gpio_g1; + struct s5pc1xx_gpio_bank gpio_g2; + struct s5pc1xx_gpio_bank gpio_g3; + struct s5pc1xx_gpio_bank gpio_i; + struct s5pc1xx_gpio_bank gpio_j0; + struct s5pc1xx_gpio_bank gpio_j1; + struct s5pc1xx_gpio_bank gpio_j2; + struct s5pc1xx_gpio_bank gpio_j3; + struct s5pc1xx_gpio_bank gpio_j4; + struct s5pc1xx_gpio_bank gpio_mp0_1; + struct s5pc1xx_gpio_bank gpio_mp0_2; + struct s5pc1xx_gpio_bank gpio_mp0_3; + struct s5pc1xx_gpio_bank gpio_mp0_4; + struct s5pc1xx_gpio_bank gpio_mp0_5; + struct s5pc1xx_gpio_bank gpio_mp0_6; + struct s5pc1xx_gpio_bank gpio_mp0_7; + struct s5pc1xx_gpio_bank gpio_mp1_0; + struct s5pc1xx_gpio_bank gpio_mp1_1; + struct s5pc1xx_gpio_bank gpio_mp1_2; + struct s5pc1xx_gpio_bank gpio_mp1_3; + struct s5pc1xx_gpio_bank gpio_mp1_4; + struct s5pc1xx_gpio_bank gpio_mp1_5; + struct s5pc1xx_gpio_bank gpio_mp1_6; + struct s5pc1xx_gpio_bank gpio_mp1_7; + struct s5pc1xx_gpio_bank gpio_mp1_8; + struct s5pc1xx_gpio_bank gpio_mp2_0; + struct s5pc1xx_gpio_bank gpio_mp2_1; + struct s5pc1xx_gpio_bank gpio_mp2_2; + struct s5pc1xx_gpio_bank gpio_mp2_3; + struct s5pc1xx_gpio_bank gpio_mp2_4; + struct s5pc1xx_gpio_bank gpio_mp2_5; + struct s5pc1xx_gpio_bank gpio_mp2_6; + struct s5pc1xx_gpio_bank gpio_mp2_7; + struct s5pc1xx_gpio_bank gpio_mp2_8; + struct s5pc1xx_gpio_bank res1[48]; + struct s5pc1xx_gpio_bank gpio_h0; + struct s5pc1xx_gpio_bank gpio_h1; + struct s5pc1xx_gpio_bank gpio_h2; + struct s5pc1xx_gpio_bank gpio_h3; +}; + +/* functions */ +void gpio_cfg_pin(struct s5pc1xx_gpio_bank *bank, int gpio, int cfg); +void gpio_direction_output(struct s5pc1xx_gpio_bank *bank, int gpio, int en); +void gpio_direction_input(struct s5pc1xx_gpio_bank *bank, int gpio); +void gpio_set_value(struct s5pc1xx_gpio_bank *bank, int gpio, int en); +unsigned int gpio_get_value(struct s5pc1xx_gpio_bank *bank, int gpio); +void gpio_set_pull(struct s5pc1xx_gpio_bank *bank, int gpio, int mode); +void gpio_set_drv(struct s5pc1xx_gpio_bank *bank, int gpio, int mode); +void gpio_set_rate(struct s5pc1xx_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 |