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Diffstat (limited to 'include/asm-ppc/gpio.h')
| -rw-r--r-- | include/asm-ppc/gpio.h | 119 |
1 files changed, 0 insertions, 119 deletions
diff --git a/include/asm-ppc/gpio.h b/include/asm-ppc/gpio.h deleted file mode 100644 index 23e29b1..0000000 --- a/include/asm-ppc/gpio.h +++ /dev/null @@ -1,119 +0,0 @@ -/* - * (C) Copyright 2007-2008 - * Stefan Roese, DENX Software Engineering, sr@denx.de. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * 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_PPC_GPIO_H -#define __ASM_PPC_GPIO_H - -#include <asm/types.h> - -/* 4xx PPC's have 2 GPIO controllers */ -#if defined(CONFIG_405EZ) || \ - defined(CONFIG_440EP) || defined(CONFIG_440GR) || \ - defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \ - defined(CONFIG_460EX) || defined(CONFIG_460GT) -#define GPIO_GROUP_MAX 2 -#else -#define GPIO_GROUP_MAX 1 -#endif - -/* GPIO controller */ -struct ppc4xx_gpio { - u32 or; /* Output Control */ - u32 tcr; /* Tri-State Control */ - u32 osl; /* Output Select 16..31 */ - u32 osh; /* Output Select 0..15 */ - u32 tsl; /* Tri-State Select 16..31 */ - u32 tsh; /* Tri-State Select 0..15 */ - u32 odr; /* Open Drain */ - u32 ir; /* Input */ - u32 rr1; /* Receive Register 1 */ - u32 rr2; /* Receive Register 2 */ - u32 rr3; /* Receive Register 3 */ - u32 reserved; - u32 is1l; /* Input Select 1 16..31 */ - u32 is1h; /* Input Select 1 0..15 */ - u32 is2l; /* Input Select 2 16..31 */ - u32 is2h; /* Input Select 2 0..15 */ - u32 is3l; /* Input Select 3 16..31 */ - u32 is3h; /* Input Select 3 0..15 */ -}; - -/* Offsets */ -#define GPIOx_OR 0x00 /* GPIO Output Register */ -#define GPIOx_TCR 0x04 /* GPIO Three-State Control Register */ -#define GPIOx_OSL 0x08 /* GPIO Output Select Register (Bits 0-31) */ -#define GPIOx_OSH 0x0C /* GPIO Ouput Select Register (Bits 32-63) */ -#define GPIOx_TSL 0x10 /* GPIO Three-State Select Register (Bits 0-31) */ -#define GPIOx_TSH 0x14 /* GPIO Three-State Select Register (Bits 32-63) */ -#define GPIOx_ODR 0x18 /* GPIO Open drain Register */ -#define GPIOx_IR 0x1C /* GPIO Input Register */ -#define GPIOx_RR1 0x20 /* GPIO Receive Register 1 */ -#define GPIOx_RR2 0x24 /* GPIO Receive Register 2 */ -#define GPIOx_RR3 0x28 /* GPIO Receive Register 3 */ -#define GPIOx_IS1L 0x30 /* GPIO Input Select Register 1 (Bits 0-31) */ -#define GPIOx_IS1H 0x34 /* GPIO Input Select Register 1 (Bits 32-63) */ -#define GPIOx_IS2L 0x38 /* GPIO Input Select Register 2 (Bits 0-31) */ -#define GPIOx_IS2H 0x3C /* GPIO Input Select Register 2 (Bits 32-63) */ -#define GPIOx_IS3L 0x40 /* GPIO Input Select Register 3 (Bits 0-31) */ -#define GPIOx_IS3H 0x44 /* GPIO Input Select Register 3 (Bits 32-63) */ - -#define GPIO_OR(x) (x+GPIOx_OR) /* GPIO Output Register */ -#define GPIO_TCR(x) (x+GPIOx_TCR) /* GPIO Three-State Control Register */ -#define GPIO_OS(x) (x+GPIOx_OSL) /* GPIO Output Select Register High or Low */ -#define GPIO_TS(x) (x+GPIOx_TSL) /* GPIO Three-state Control Reg High or Low */ -#define GPIO_IS1(x) (x+GPIOx_IS1L) /* GPIO Input register1 High or Low */ -#define GPIO_IS2(x) (x+GPIOx_IS2L) /* GPIO Input register2 High or Low */ -#define GPIO_IS3(x) (x+GPIOx_IS3L) /* GPIO Input register3 High or Low */ - -#define GPIO0 0 -#define GPIO1 1 - -#define GPIO_MAX 32 -#define GPIO_ALT1_SEL 0x40000000 -#define GPIO_ALT2_SEL 0x80000000 -#define GPIO_ALT3_SEL 0xc0000000 -#define GPIO_IN_SEL 0x40000000 -#define GPIO_MASK 0xc0000000 - -#define GPIO_VAL(gpio) (0x80000000 >> (gpio)) - -#ifndef __ASSEMBLY__ -typedef enum gpio_select { GPIO_SEL, GPIO_ALT1, GPIO_ALT2, GPIO_ALT3 } gpio_select_t; -typedef enum gpio_driver { GPIO_DIS, GPIO_IN, GPIO_OUT, GPIO_BI } gpio_driver_t; -typedef enum gpio_out { GPIO_OUT_0, GPIO_OUT_1, GPIO_OUT_NO_CHG } gpio_out_t; - -typedef struct { - unsigned long add; /* gpio core base address */ - gpio_driver_t in_out; /* Driver Setting */ - gpio_select_t alt_nb; /* Selected Alternate */ - gpio_out_t out_val;/* Default Output Value */ -} gpio_param_s; -#endif - -void gpio_config(int pin, int in_out, int gpio_alt, int out_val); -void gpio_write_bit(int pin, int val); -int gpio_read_out_bit(int pin); -int gpio_read_in_bit(int pin); -void gpio_set_chip_configuration(void); - -#endif /* __ASM_PPC_GPIO_H */ |