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Diffstat (limited to 'os/common/ext/TivaWare/inc/hw_gpio.h')
| -rw-r--r-- | os/common/ext/TivaWare/inc/hw_gpio.h | 213 |
1 files changed, 213 insertions, 0 deletions
diff --git a/os/common/ext/TivaWare/inc/hw_gpio.h b/os/common/ext/TivaWare/inc/hw_gpio.h new file mode 100644 index 0000000..a2ef2e7 --- /dev/null +++ b/os/common/ext/TivaWare/inc/hw_gpio.h @@ -0,0 +1,213 @@ +//***************************************************************************** +// +// hw_gpio.h - Defines and Macros for GPIO hardware. +// +// Copyright (c) 2005-2016 Texas Instruments Incorporated. All rights reserved. +// Software License Agreement +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions +// are met: +// +// Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// +// Redistributions in binary form must reproduce the above copyright +// notice, this list of conditions and the following disclaimer in the +// documentation and/or other materials provided with the +// distribution. +// +// Neither the name of Texas Instruments Incorporated nor the names of +// its contributors may be used to endorse or promote products derived +// from this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +// +// This is part of revision 2.1.3.156 of the Tiva Firmware Development Package. +// +//***************************************************************************** + +#ifndef __HW_GPIO_H__ +#define __HW_GPIO_H__ + +//***************************************************************************** +// +// The following are defines for the GPIO register offsets. +// +//***************************************************************************** +#define GPIO_O_DATA 0x00000000 // GPIO Data +#define GPIO_O_DIR 0x00000400 // GPIO Direction +#define GPIO_O_IS 0x00000404 // GPIO Interrupt Sense +#define GPIO_O_IBE 0x00000408 // GPIO Interrupt Both Edges +#define GPIO_O_IEV 0x0000040C // GPIO Interrupt Event +#define GPIO_O_IM 0x00000410 // GPIO Interrupt Mask +#define GPIO_O_RIS 0x00000414 // GPIO Raw Interrupt Status +#define GPIO_O_MIS 0x00000418 // GPIO Masked Interrupt Status +#define GPIO_O_ICR 0x0000041C // GPIO Interrupt Clear +#define GPIO_O_AFSEL 0x00000420 // GPIO Alternate Function Select +#define GPIO_O_DR2R 0x00000500 // GPIO 2-mA Drive Select +#define GPIO_O_DR4R 0x00000504 // GPIO 4-mA Drive Select +#define GPIO_O_DR8R 0x00000508 // GPIO 8-mA Drive Select +#define GPIO_O_ODR 0x0000050C // GPIO Open Drain Select +#define GPIO_O_PUR 0x00000510 // GPIO Pull-Up Select +#define GPIO_O_PDR 0x00000514 // GPIO Pull-Down Select +#define GPIO_O_SLR 0x00000518 // GPIO Slew Rate Control Select +#define GPIO_O_DEN 0x0000051C // GPIO Digital Enable +#define GPIO_O_LOCK 0x00000520 // GPIO Lock +#define GPIO_O_CR 0x00000524 // GPIO Commit +#define GPIO_O_AMSEL 0x00000528 // GPIO Analog Mode Select +#define GPIO_O_PCTL 0x0000052C // GPIO Port Control +#define GPIO_O_ADCCTL 0x00000530 // GPIO ADC Control +#define GPIO_O_DMACTL 0x00000534 // GPIO DMA Control +#define GPIO_O_SI 0x00000538 // GPIO Select Interrupt +#define GPIO_O_DR12R 0x0000053C // GPIO 12-mA Drive Select +#define GPIO_O_WAKEPEN 0x00000540 // GPIO Wake Pin Enable +#define GPIO_O_WAKELVL 0x00000544 // GPIO Wake Level +#define GPIO_O_WAKESTAT 0x00000548 // GPIO Wake Status +#define GPIO_O_PP 0x00000FC0 // GPIO Peripheral Property +#define GPIO_O_PC 0x00000FC4 // GPIO Peripheral Configuration + +//***************************************************************************** +// +// The following are defines for the bit fields in the GPIO_O_IM register. +// +//***************************************************************************** +#define GPIO_IM_DMAIME 0x00000100 // GPIO uDMA Done Interrupt Mask + // Enable +#define GPIO_IM_GPIO_M 0x000000FF // GPIO Interrupt Mask Enable +#define GPIO_IM_GPIO_S 0 + +//***************************************************************************** +// +// The following are defines for the bit fields in the GPIO_O_RIS register. +// +//***************************************************************************** +#define GPIO_RIS_DMARIS 0x00000100 // GPIO uDMA Done Interrupt Raw + // Status +#define GPIO_RIS_GPIO_M 0x000000FF // GPIO Interrupt Raw Status +#define GPIO_RIS_GPIO_S 0 + +//***************************************************************************** +// +// The following are defines for the bit fields in the GPIO_O_MIS register. +// +//***************************************************************************** +#define GPIO_MIS_DMAMIS 0x00000100 // GPIO uDMA Done Masked Interrupt + // Status +#define GPIO_MIS_GPIO_M 0x000000FF // GPIO Masked Interrupt Status +#define GPIO_MIS_GPIO_S 0 + +//***************************************************************************** +// +// The following are defines for the bit fields in the GPIO_O_ICR register. +// +//***************************************************************************** +#define GPIO_ICR_DMAIC 0x00000100 // GPIO uDMA Interrupt Clear +#define GPIO_ICR_GPIO_M 0x000000FF // GPIO Interrupt Clear +#define GPIO_ICR_GPIO_S 0 + +//***************************************************************************** +// +// The following are defines for the bit fields in the GPIO_O_LOCK register. +// +//***************************************************************************** +#define GPIO_LOCK_M 0xFFFFFFFF // GPIO Lock +#define GPIO_LOCK_UNLOCKED 0x00000000 // The GPIOCR register is unlocked + // and may be modified +#define GPIO_LOCK_LOCKED 0x00000001 // The GPIOCR register is locked + // and may not be modified +#define GPIO_LOCK_KEY 0x4C4F434B // Unlocks the GPIO_CR register + +//***************************************************************************** +// +// The following are defines for the bit fields in the GPIO_O_SI register. +// +//***************************************************************************** +#define GPIO_SI_SUM 0x00000001 // Summary Interrupt + +//***************************************************************************** +// +// The following are defines for the bit fields in the GPIO_O_DR12R register. +// +//***************************************************************************** +#define GPIO_DR12R_DRV12_M 0x000000FF // Output Pad 12-mA Drive Enable +#define GPIO_DR12R_DRV12_12MA 0x00000001 // The corresponding GPIO pin has + // 12-mA drive. This encoding is + // only valid if the GPIOPP EDE bit + // is set and the appropriate + // GPIOPC EDM bit field is + // programmed to 0x3 + +//***************************************************************************** +// +// The following are defines for the bit fields in the GPIO_O_WAKEPEN register. +// +//***************************************************************************** +#define GPIO_WAKEPEN_WAKEP4 0x00000010 // P[4] Wake Enable + +//***************************************************************************** +// +// The following are defines for the bit fields in the GPIO_O_WAKELVL register. +// +//***************************************************************************** +#define GPIO_WAKELVL_WAKELVL4 0x00000010 // P[4] Wake Level + +//***************************************************************************** +// +// The following are defines for the bit fields in the GPIO_O_WAKESTAT +// register. +// +//***************************************************************************** +#define GPIO_WAKESTAT_STAT4 0x00000010 // P[4] Wake Status + +//***************************************************************************** +// +// The following are defines for the bit fields in the GPIO_O_PP register. +// +//***************************************************************************** +#define GPIO_PP_EDE 0x00000001 // Extended Drive Enable + +//***************************************************************************** +// +// The following are defines for the bit fields in the GPIO_O_PC register. +// +//***************************************************************************** +#define GPIO_PC_EDM7_M 0x0000C000 // Extended Drive Mode Bit 7 +#define GPIO_PC_EDM6_M 0x00003000 // Extended Drive Mode Bit 6 +#define GPIO_PC_EDM5_M 0x00000C00 // Extended Drive Mode Bit 5 +#define GPIO_PC_EDM4_M 0x00000300 // Extended Drive Mode Bit 4 +#define GPIO_PC_EDM3_M 0x000000C0 // Extended Drive Mode Bit 3 +#define GPIO_PC_EDM2_M 0x00000030 // Extended Drive Mode Bit 2 +#define GPIO_PC_EDM1_M 0x0000000C // Extended Drive Mode Bit 1 +#define GPIO_PC_EDM0_M 0x00000003 // Extended Drive Mode Bit 0 +#define GPIO_PC_EDM0_DISABLE 0x00000000 // Drive values of 2, 4 and 8 mA + // are maintained. GPIO n Drive + // Select (GPIODRnR) registers + // function as normal +#define GPIO_PC_EDM0_6MA 0x00000001 // An additional 6 mA option is + // provided +#define GPIO_PC_EDM0_PLUS2MA 0x00000003 // A 2 mA driver is always enabled; + // setting the corresponding + // GPIODR4R register bit adds 2 mA + // and setting the corresponding + // GPIODR8R of GPIODR12R register + // bit adds an additional 4 mA +#define GPIO_PC_EDM7_S 14 +#define GPIO_PC_EDM6_S 12 +#define GPIO_PC_EDM5_S 10 +#define GPIO_PC_EDM4_S 8 +#define GPIO_PC_EDM3_S 6 +#define GPIO_PC_EDM2_S 4 +#define GPIO_PC_EDM1_S 2 + +#endif // __HW_GPIO_H__ |