diff options
Diffstat (limited to 'target/linux/rb532/files/include/asm-mips/rc32434/gpio.h')
| -rw-r--r-- | target/linux/rb532/files/include/asm-mips/rc32434/gpio.h | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/target/linux/rb532/files/include/asm-mips/rc32434/gpio.h b/target/linux/rb532/files/include/asm-mips/rc32434/gpio.h new file mode 100644 index 000000000..1638cfeac --- /dev/null +++ b/target/linux/rb532/files/include/asm-mips/rc32434/gpio.h @@ -0,0 +1,181 @@ +#ifndef __IDT_GPIO_H__ +#define __IDT_GPIO_H__ + +/******************************************************************************* + * + * Copyright 2002 Integrated Device Technology, Inc. + * All rights reserved. + * + * GPIO register definition. + * + * File : $Id: gpio.h,v 1.2 2002/06/06 18:34:04 astichte Exp $ + * + * Author : ryan.holmQVist@idt.com + * Date : 20011005 + * Update : + * $Log: gpio.h,v $ + * Revision 1.2 2002/06/06 18:34:04 astichte + * Added XXX_PhysicalAddress and XXX_VirtualAddress + * + * Revision 1.1 2002/05/29 17:33:22 sysarch + * jba File moved from vcode/include/idt/acacia + * + * + ******************************************************************************/ + +enum +{ + GPIO0_PhysicalAddress = 0x18050000, + GPIO_PhysicalAddress = GPIO0_PhysicalAddress, // Default + + GPIO0_VirtualAddress = 0xb8050000, + GPIO_VirtualAddress = GPIO0_VirtualAddress, // Default +} ; + +typedef struct +{ + u32 gpiofunc; /* GPIO Function Register + * gpiofunc[x]==0 bit = gpio + * func[x]==1 bit = altfunc + */ + u32 gpiocfg; /* GPIO Configuration Register + * gpiocfg[x]==0 bit = input + * gpiocfg[x]==1 bit = output + */ + u32 gpiod; /* GPIO Data Register + * gpiod[x] read/write gpio pinX status + */ + u32 gpioilevel; /* GPIO Interrupt Status Register + * interrupt level (see gpioistat) + */ + u32 gpioistat; /* Gpio Interrupt Status Register + * istat[x] = (gpiod[x] == level[x]) + * cleared in ISR (STICKY bits) + */ + u32 gpionmien; /* GPIO Non-maskable Interrupt Enable Register */ +} volatile * GPIO_t ; + +typedef enum +{ + GPIO_gpio_v = 0, // gpiofunc use pin as GPIO. + GPIO_alt_v = 1, // gpiofunc use pin as alt. + GPIO_input_v = 0, // gpiocfg use pin as input. + GPIO_output_v = 1, // gpiocfg use pin as output. + GPIO_pin0_b = 0, + GPIO_pin0_m = 0x00000001, + GPIO_pin1_b = 1, + GPIO_pin1_m = 0x00000002, + GPIO_pin2_b = 2, + GPIO_pin2_m = 0x00000004, + GPIO_pin3_b = 3, + GPIO_pin3_m = 0x00000008, + GPIO_pin4_b = 4, + GPIO_pin4_m = 0x00000010, + GPIO_pin5_b = 5, + GPIO_pin5_m = 0x00000020, + GPIO_pin6_b = 6, + GPIO_pin6_m = 0x00000040, + GPIO_pin7_b = 7, + GPIO_pin7_m = 0x00000080, + GPIO_pin8_b = 8, + GPIO_pin8_m = 0x00000100, + GPIO_pin9_b = 9, + GPIO_pin9_m = 0x00000200, + GPIO_pin10_b = 10, + GPIO_pin10_m = 0x00000400, + GPIO_pin11_b = 11, + GPIO_pin11_m = 0x00000800, + GPIO_pin12_b = 12, + GPIO_pin12_m = 0x00001000, + GPIO_pin13_b = 13, + GPIO_pin13_m = 0x00002000, + GPIO_pin14_b = 14, + GPIO_pin14_m = 0x00004000, + GPIO_pin15_b = 15, + GPIO_pin15_m = 0x00008000, + GPIO_pin16_b = 16, + GPIO_pin16_m = 0x00010000, + GPIO_pin17_b = 17, + GPIO_pin17_m = 0x00020000, + GPIO_pin18_b = 18, + GPIO_pin18_m = 0x00040000, + GPIO_pin19_b = 19, + GPIO_pin19_m = 0x00080000, + GPIO_pin20_b = 20, + GPIO_pin20_m = 0x00100000, + GPIO_pin21_b = 21, + GPIO_pin21_m = 0x00200000, + GPIO_pin22_b = 22, + GPIO_pin22_m = 0x00400000, + GPIO_pin23_b = 23, + GPIO_pin23_m = 0x00800000, + GPIO_pin24_b = 24, + GPIO_pin24_m = 0x01000000, + GPIO_pin25_b = 25, + GPIO_pin25_m = 0x02000000, + GPIO_pin26_b = 26, + GPIO_pin26_m = 0x04000000, + GPIO_pin27_b = 27, + GPIO_pin27_m = 0x08000000, + GPIO_pin28_b = 28, + GPIO_pin28_m = 0x10000000, + GPIO_pin29_b = 29, + GPIO_pin29_m = 0x20000000, + GPIO_pin30_b = 30, + GPIO_pin30_m = 0x40000000, + GPIO_pin31_b = 31, + GPIO_pin31_m = 0x80000000, + +// Alternate function pins. Corrsponding gpiofunc bit set to GPIO_alt_v. + + GPIO_u0sout_b = GPIO_pin0_b, // UART 0 serial out. + GPIO_u0sout_m = GPIO_pin0_m, + GPIO_u0sout_cfg_v = GPIO_output_v, + GPIO_u0sinp_b = GPIO_pin1_b, // UART 0 serial in. + GPIO_u0sinp_m = GPIO_pin1_m, + GPIO_u0sinp_cfg_v = GPIO_input_v, + GPIO_u0rtsn_b = GPIO_pin2_b, // UART 0 req. to send. + GPIO_u0rtsn_m = GPIO_pin2_m, + GPIO_u0rtsn_cfg_v = GPIO_output_v, + GPIO_u0ctsn_b = GPIO_pin3_b, // UART 0 clear to send. + GPIO_u0ctsn_m = GPIO_pin3_m, + GPIO_u0ctsn_cfg_v = GPIO_input_v, + GPIO_maddr22_b = GPIO_pin4_b, // M&P bus bit 22. + GPIO_maddr22_m = GPIO_pin4_m, + GPIO_maddr22_cfg_v = GPIO_output_v, + + GPIO_maddr23_b = GPIO_pin5_b, // M&P bus bit 23. + GPIO_maddr23_m = GPIO_pin5_m, + GPIO_maddr23_cfg_v = GPIO_output_v, + + GPIO_maddr24_b = GPIO_pin6_b, // M&P bus bit 24. + GPIO_maddr24_m = GPIO_pin6_m, + GPIO_maddr24_cfg_v = GPIO_output_v, + + GPIO_maddr25_b = GPIO_pin7_b, // M&P bus bit 25. + GPIO_maddr25_m = GPIO_pin7_m, + GPIO_maddr25_cfg_v = GPIO_output_v, + + GPIO_cpu_b = GPIO_pin8_b, // M&P bus bit 25. + GPIO_cpu_m = GPIO_pin8_m, + GPIO_cpu_cfg_v = GPIO_output_v, + GPIO_afspare6_b = GPIO_pin9_b, // reserved. + GPIO_afspare6_m = GPIO_pin9_m, + GPIO_afspare6_cfg_v = GPIO_input_v, + GPIO_afspare4_b = GPIO_pin10_b, // reserved. + GPIO_afspare4_m = GPIO_pin10_m, + GPIO_afspare4_cfg_v = GPIO_input_v, + GPIO_afspare3_b = GPIO_pin11_b, // reserved. + GPIO_afspare3_m = GPIO_pin11_m, + GPIO_afspare3_cfg_v = GPIO_input_v, + GPIO_afspare2_b = GPIO_pin12_b, // reserved. + GPIO_afspare2_m = GPIO_pin12_m, + GPIO_afspare2_cfg_v = GPIO_input_v, + GPIO_pcimuintn_b = GPIO_pin13_b, // PCI messaging int. + GPIO_pcimuintn_m = GPIO_pin13_m, + GPIO_pcimuintn_cfg_v = GPIO_output_v, + +} GPIO_DEFS_t; + +#endif // __IDT_GPIO_H__ + |