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| -rw-r--r-- | include/asm-arm/arch-at91rm9200/pio.h | 115 |
1 files changed, 0 insertions, 115 deletions
diff --git a/include/asm-arm/arch-at91rm9200/pio.h b/include/asm-arm/arch-at91rm9200/pio.h deleted file mode 100644 index a89501b4a703..000000000000 --- a/include/asm-arm/arch-at91rm9200/pio.h +++ /dev/null | |||
| @@ -1,115 +0,0 @@ | |||
| 1 | /* | ||
| 2 | * include/asm-arm/arch-at91rm9200/pio.h | ||
| 3 | * | ||
| 4 | * Copyright (C) 2003 SAN People | ||
| 5 | * | ||
| 6 | * This program is free software; you can redistribute it and/or modify | ||
| 7 | * it under the terms of the GNU General Public License as published by | ||
| 8 | * the Free Software Foundation; either version 2 of the License, or | ||
| 9 | * (at your option) any later version. | ||
| 10 | * | ||
| 11 | */ | ||
| 12 | |||
| 13 | #ifndef __ASM_ARCH_PIO_H | ||
| 14 | #define __ASM_ARCH_PIO_H | ||
| 15 | |||
| 16 | #include <asm/arch/hardware.h> | ||
| 17 | |||
| 18 | static inline void AT91_CfgPIO_USART0(void) { | ||
| 19 | at91_sys_write(AT91_PIOA + PIO_PDR, AT91_PA17_TXD0 | AT91_PA18_RXD0 | AT91_PA20_CTS0); | ||
| 20 | |||
| 21 | /* | ||
| 22 | * Errata #39 - RTS0 is not internally connected to PA21. We need to drive | ||
| 23 | * the pin manually. Default is off (RTS is active low). | ||
| 24 | */ | ||
| 25 | at91_sys_write(AT91_PIOA + PIO_PER, AT91_PA21_RTS0); | ||
| 26 | at91_sys_write(AT91_PIOA + PIO_OER, AT91_PA21_RTS0); | ||
| 27 | at91_sys_write(AT91_PIOA + PIO_SODR, AT91_PA21_RTS0); | ||
| 28 | } | ||
| 29 | |||
| 30 | static inline void AT91_CfgPIO_USART1(void) { | ||
| 31 | at91_sys_write(AT91_PIOB + PIO_PDR, AT91_PB18_RI1 | AT91_PB19_DTR1 | ||
| 32 | | AT91_PB20_TXD1 | AT91_PB21_RXD1 | AT91_PB23_DCD1 | ||
| 33 | | AT91_PB24_CTS1 | AT91_PB25_DSR1 | AT91_PB26_RTS1); | ||
| 34 | } | ||
| 35 | |||
| 36 | static inline void AT91_CfgPIO_USART2(void) { | ||
| 37 | at91_sys_write(AT91_PIOA + PIO_PDR, AT91_PA22_RXD2 | AT91_PA23_TXD2); | ||
| 38 | } | ||
| 39 | |||
| 40 | static inline void AT91_CfgPIO_USART3(void) { | ||
| 41 | at91_sys_write(AT91_PIOA + PIO_PDR, AT91_PA5_TXD3 | AT91_PA6_RXD3); | ||
| 42 | at91_sys_write(AT91_PIOA + PIO_BSR, AT91_PA5_TXD3 | AT91_PA6_RXD3); | ||
| 43 | } | ||
| 44 | |||
| 45 | static inline void AT91_CfgPIO_DBGU(void) { | ||
| 46 | at91_sys_write(AT91_PIOA + PIO_PDR, AT91_PA31_DTXD | AT91_PA30_DRXD); | ||
| 47 | } | ||
| 48 | |||
| 49 | /* | ||
| 50 | * Enable the Two-Wire interface. | ||
| 51 | */ | ||
| 52 | static inline void AT91_CfgPIO_TWI(void) { | ||
| 53 | at91_sys_write(AT91_PIOA + PIO_PDR, AT91_PA25_TWD | AT91_PA26_TWCK); | ||
| 54 | at91_sys_write(AT91_PIOA + PIO_ASR, AT91_PA25_TWD | AT91_PA26_TWCK); | ||
| 55 | at91_sys_write(AT91_PIOA + PIO_MDER, AT91_PA25_TWD | AT91_PA26_TWCK); /* open drain */ | ||
| 56 | } | ||
| 57 | |||
| 58 | /* | ||
| 59 | * Enable the Serial Peripheral Interface. | ||
| 60 | */ | ||
| 61 | static inline void AT91_CfgPIO_SPI(void) { | ||
| 62 | at91_sys_write(AT91_PIOA + PIO_PDR, AT91_PA0_MISO | AT91_PA1_MOSI | AT91_PA2_SPCK); | ||
| 63 | } | ||
| 64 | |||
| 65 | static inline void AT91_CfgPIO_SPI_CS0(void) { | ||
| 66 | at91_sys_write(AT91_PIOA + PIO_PDR, AT91_PA3_NPCS0); | ||
| 67 | } | ||
| 68 | |||
| 69 | static inline void AT91_CfgPIO_SPI_CS1(void) { | ||
| 70 | at91_sys_write(AT91_PIOA + PIO_PDR, AT91_PA4_NPCS1); | ||
| 71 | } | ||
| 72 | |||
| 73 | static inline void AT91_CfgPIO_SPI_CS2(void) { | ||
| 74 | at91_sys_write(AT91_PIOA + PIO_PDR, AT91_PA5_NPCS2); | ||
| 75 | } | ||
| 76 | |||
| 77 | static inline void AT91_CfgPIO_SPI_CS3(void) { | ||
| 78 | at91_sys_write(AT91_PIOA + PIO_PDR, AT91_PA6_NPCS3); | ||
| 79 | } | ||
| 80 | |||
| 81 | /* | ||
| 82 | * Select the DataFlash card. | ||
| 83 | */ | ||
| 84 | static inline void AT91_CfgPIO_DataFlashCard(void) { | ||
| 85 | at91_sys_write(AT91_PIOB + PIO_PER, AT91_PIO_P(7)); | ||
| 86 | at91_sys_write(AT91_PIOB + PIO_OER, AT91_PIO_P(7)); | ||
| 87 | at91_sys_write(AT91_PIOB + PIO_CODR, AT91_PIO_P(7)); | ||
| 88 | } | ||
| 89 | |||
| 90 | /* | ||
| 91 | * Enable NAND Flash (SmartMedia) interface. | ||
| 92 | */ | ||
| 93 | static inline void AT91_CfgPIO_SmartMedia(void) { | ||
| 94 | /* enable PC0=SMCE, PC1=SMOE, PC3=SMWE, A21=CLE, A22=ALE */ | ||
| 95 | at91_sys_write(AT91_PIOC + PIO_ASR, AT91_PC0_BFCK | AT91_PC1_BFRDY_SMOE | AT91_PC3_BFBAA_SMWE); | ||
| 96 | at91_sys_write(AT91_PIOC + PIO_PDR, AT91_PC0_BFCK | AT91_PC1_BFRDY_SMOE | AT91_PC3_BFBAA_SMWE); | ||
| 97 | |||
| 98 | /* Configure PC2 as input (signal READY of the SmartMedia) */ | ||
| 99 | at91_sys_write(AT91_PIOC + PIO_PER, AT91_PC2_BFAVD); /* enable direct output enable */ | ||
| 100 | at91_sys_write(AT91_PIOC + PIO_ODR, AT91_PC2_BFAVD); /* disable output */ | ||
| 101 | |||
| 102 | /* Configure PB1 as input (signal Card Detect of the SmartMedia) */ | ||
| 103 | at91_sys_write(AT91_PIOB + PIO_PER, AT91_PIO_P(1)); /* enable direct output enable */ | ||
| 104 | at91_sys_write(AT91_PIOB + PIO_ODR, AT91_PIO_P(1)); /* disable output */ | ||
| 105 | } | ||
| 106 | |||
| 107 | static inline int AT91_PIO_SmartMedia_RDY(void) { | ||
| 108 | return (at91_sys_read(AT91_PIOC + PIO_PDSR) & AT91_PIO_P(2)) ? 1 : 0; | ||
| 109 | } | ||
| 110 | |||
| 111 | static inline int AT91_PIO_SmartMedia_CardDetect(void) { | ||
| 112 | return (at91_sys_read(AT91_PIOB + PIO_PDSR) & AT91_PIO_P(1)) ? 1 : 0; | ||
| 113 | } | ||
| 114 | |||
| 115 | #endif | ||
