Repostiory containing DAPLink source code with Reset Pin workaround for HANI_IOT board.
Upstream: https://github.com/ARMmbed/DAPLink
Diff: source/hic_hal/nxp/lpc4322/lpc43xx_scu.h
- Revision:
- 0:01f31e923fe2
diff -r 000000000000 -r 01f31e923fe2 source/hic_hal/nxp/lpc4322/lpc43xx_scu.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/source/hic_hal/nxp/lpc4322/lpc43xx_scu.h Tue Apr 07 12:55:42 2020 +0200 @@ -0,0 +1,125 @@ +/** + * @file lpc43xx_scu.h + * @brief + * + * DAPLink Interface Firmware + * Copyright (c) 2009-2016, ARM Limited, All Rights Reserved + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the "License"); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +/* Peripheral group ----------------------------------------------------------- */ +/** @defgroup SCU SCU (System Control Unit) + * @ingroup LPC4300CMSIS_FwLib_Drivers + * @{ + */ + +#ifndef __SCU_H +#define __SCU_H + +#ifdef __cplusplus +extern "C" +{ +#endif + +/* Private macros ------------------------------------------------------------- */ +/** @defgroup SCT_Private_Macros SCT Private Macros + * @{ + */ + +/** Port offset definition */ +#define PORT_OFFSET 0x80 +/** Pin offset definition */ +#define PIN_OFFSET 0x04 + +/* Pin mode defines, following partly a definition from older chip architectures */ +#define MD_PUP (0x0 << 3) +#define MD_BUK (0x1 << 3) +#define MD_PLN (0x2 << 3) +#define MD_PDN (0x3 << 3) +#define MD_EHS (0x1 << 5) +#define MD_EZI (0x1 << 6) +#define MD_ZI (0x1 << 7) +#define MD_EHD0 (0x1 << 8) +#define MD_EHD1 (0x1 << 9) +#define MD_EHD2 (0x3 << 8) +#define MD_PLN_FAST (MD_PLN | MD_EZI | MD_ZI | MD_EHS) + + +/* Pin mode defines, more in line with the definitions in the LPC1800/4300 user manual */ +/* Defines for SFSPx_y pin configuration registers */ +#define PDN_ENABLE (1 << 3) // Pull-down enable +#define PDN_DISABLE (0 << 3) // Pull-down disable +#define PUP_ENABLE (0 << 4) // Pull-up enable +#define PUP_DISABLE (1 << 4) // Pull-up disable +#define SLEWRATE_SLOW (0 << 5) // Slew rate for low noise with medium speed +#define SLEWRATE_FAST (1 << 5) // Slew rate for medium noise with fast speed +#define INBUF_ENABLE (1 << 6) // Input buffer +#define INBUF_DISABLE (0 << 6) // Input buffer +#define FILTER_ENABLE (0 << 7) // Glitch filter (for signals below 30MHz) +#define FILTER_DISABLE (1 << 7) // No glitch filter (for signals above 30MHz) +#define DRIVE_8MA (1 << 8) // Drive strength of 8mA +#define DRIVE_14MA (1 << 9) // Drive strength of 14mA +#define DRIVE_20MA (3 << 8) // Drive strength of 20mA + + +/* Configuration examples for various I/O pins */ +#define EMC_IO (PUP_ENABLE | PDN_ENABLE | SLEWRATE_FAST | INBUF_ENABLE | FILTER_DISABLE) +#define LCD_PINCONFIG (PUP_DISABLE | PDN_DISABLE | SLEWRATE_FAST | INBUF_ENABLE | FILTER_DISABLE) +#define CLK_IN (PUP_ENABLE | PDN_ENABLE | SLEWRATE_FAST | INBUF_ENABLE | FILTER_DISABLE) +#define CLK_OUT (PUP_ENABLE | PDN_ENABLE | SLEWRATE_FAST | INBUF_ENABLE | FILTER_DISABLE) +#define GPIO_PUP (PUP_ENABLE | PDN_DISABLE | SLEWRATE_SLOW | INBUF_ENABLE | FILTER_ENABLE ) +#define GPIO_PDN (PUP_DISABLE | PDN_ENABLE | SLEWRATE_SLOW | INBUF_ENABLE | FILTER_ENABLE ) +#define GPIO_NOPULL (PUP_DISABLE | PDN_DISABLE | SLEWRATE_SLOW | INBUF_ENABLE | FILTER_ENABLE ) +#define UART_RX_TX (PUP_DISABLE | PDN_ENABLE | SLEWRATE_SLOW | INBUF_ENABLE | FILTER_ENABLE ) +#define SSP_IO (PUP_ENABLE | PDN_ENABLE | SLEWRATE_FAST | INBUF_ENABLE | FILTER_DISABLE) + + +/* Pin function */ +#define FUNC0 0x0 /** Function 0 */ +#define FUNC1 0x1 /** Function 1 */ +#define FUNC2 0x2 /** Function 2 */ +#define FUNC3 0x3 /** Function 3 */ +#define FUNC4 0x4 +#define FUNC5 0x5 +#define FUNC6 0x6 +#define FUNC7 0x7 +/** + * @} + */ + +#define LPC_SCU_PIN(po, pi) (*(volatile int *) (LPC_SCU_BASE + ((po) * 0x80) + ((pi) * 0x4)) ) +#define LPC_SCU_CLK(c) (*(volatile int *) (LPC_SCU_BASE + 0xC00 + ((c) * 0x4)) ) + +/* Public Functions ----------------------------------------------------------- */ +/** @defgroup SCU_Public_Functions SCU Public Functions + * @{ + */ + +void scu_pinmux(uint8_t port, uint8_t pin, uint8_t mode, uint8_t func); + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* end __SCU_H */ + +/** + * @} + */ +