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authorPerry Hung <iperry@alum.mit.edu>2010-03-30 22:03:00 -0400
committerPerry Hung <iperry@alum.mit.edu>2010-03-30 22:03:00 -0400
commit2c33d55bae8f9e0e009634072ab05302fc734a65 (patch)
tree63285f96e795fc423cd5bf573340d12f6c8d5513 /src/lib/gpio.c
parent23149e9706ff0a6a338e13804456dff4c655e34b (diff)
parent1d3861ef93f8423176c6010ab606abdab00a7cbd (diff)
downloadlibrambutan-2c33d55bae8f9e0e009634072ab05302fc734a65.tar.gz
librambutan-2c33d55bae8f9e0e009634072ab05302fc734a65.zip
Merge branch 'master' into rcc-dev
Conflicts: Makefile
Diffstat (limited to 'src/lib/gpio.c')
-rw-r--r--src/lib/gpio.c53
1 files changed, 0 insertions, 53 deletions
diff --git a/src/lib/gpio.c b/src/lib/gpio.c
deleted file mode 100644
index 39341af..0000000
--- a/src/lib/gpio.c
+++ /dev/null
@@ -1,53 +0,0 @@
-/* *****************************************************************************
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- *
- * Created: 12/18/09 02:35:49
- * Copyright (c) 2009 Perry L. Hung. All rights reserved.
- *
- * ****************************************************************************/
-
-/**
- * @file gpio.c
- *
- * @brief GPIO initialization routine
- */
-
-#include "libmaple.h"
-#include "rcc.h"
-#include "gpio.h"
-
-void gpio_init(void) {
- rcc_enable_clk_gpioa();
- rcc_enable_clk_gpiob();
- rcc_enable_clk_gpioc();
- rcc_enable_clk_gpiod();
- rcc_enable_clk_afio();
-}
-
-void gpio_set_mode(GPIO_Port* port, uint8 gpio_pin, uint8 mode) {
- uint32_t tmp;
- uint32_t shift = POS(gpio_pin % 8);
- GPIOReg CR;
-
- ASSERT(port);
- ASSERT(gpio_pin < 16);
-
- CR = (gpio_pin < 8) ? &(port->CRL) : &(port->CRH);
-
- tmp = *CR;
- tmp &= POS_MASK(shift);
- tmp |= mode << shift;
-
- *CR = tmp;
-}