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90 lines
3.4 KiB
90 lines
3.4 KiB
/*************************************************************************** |
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* configs/z16f2800100zcog/src/z16f_lowinit.c |
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* |
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* Copyright (C) 2008 Gregory Nutt. All rights reserved. |
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* Author: Gregory Nutt <gnutt@nuttx.org> |
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* |
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* Based upon sample code included with the Zilog ZDS-II toolchain. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in |
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* the documentation and/or other materials provided with the |
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* distribution. |
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* 3. Neither the name NuttX nor the names of its contributors may be |
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* used to endorse or promote products derived from this software |
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* without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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* POSSIBILITY OF SUCH DAMAGE. |
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* |
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***************************************************************************/ |
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/*************************************************************************** |
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* Included Files |
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***************************************************************************/ |
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#include <nuttx/config.h> |
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#include "chip/chip.h" |
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/*************************************************************************** |
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* Definitions |
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***************************************************************************/ |
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/*************************************************************************** |
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* Private Functions |
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***************************************************************************/ |
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static void z16f_gpioinit(void) |
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{ |
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/* Configure LEDs and Run/Stop switch port */ |
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putreg8(getreg8(Z16F_GPIOA_DD) | 0x87, Z16F_GPIOA_DD); |
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putreg8(getreg8(Z16F_GPIOA_OUT) | 0x07, Z16F_GPIOA_OUT); |
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putreg8(getreg8(Z16F_GPIOA_DD) & 0xF8, Z16F_GPIOA_DD); |
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/* Configure rate switch port */ |
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putreg8(getreg8(Z16F_GPIOB_DD) | 0x20, Z16F_GPIOB_DD); |
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putreg8(getreg8(Z16F_GPIOB_AFL) | 0x20, Z16F_GPIOB_AFL); |
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#if 0 /* Not yet */ |
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putreg8(0x05, Z16F_ADC0_MAX); |
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putreg8(0xf5, Z16F_ADC0_CTL); |
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#endif |
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/* Configure Direction switch port */ |
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putreg8(getreg8(Z16F_GPIOC_DD) | 0x01, Z16F_GPIOC_DD); |
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/* Configure to use both UART0 and 1 */ |
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putreg8(getreg8(Z16F_GPIOA_AFL) | 0x30, Z16F_GPIOA_AFL); |
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putreg8(getreg8(Z16F_GPIOD_AFL) | 0x30, Z16F_GPIOD_AFL); |
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} |
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/*************************************************************************** |
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* Public Functions |
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***************************************************************************/ |
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void z16f_lowinit(void) |
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{ |
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z16f_gpioinit(); |
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} |
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