diff options
Diffstat (limited to 'tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/hal/TARGET_RENESAS/TARGET_RZ_A1H/pinmap.c')
-rw-r--r-- | tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/hal/TARGET_RENESAS/TARGET_RZ_A1H/pinmap.c | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/hal/TARGET_RENESAS/TARGET_RZ_A1H/pinmap.c b/tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/hal/TARGET_RENESAS/TARGET_RZ_A1H/pinmap.c new file mode 100644 index 0000000000..c2997c797d --- /dev/null +++ b/tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/hal/TARGET_RENESAS/TARGET_RZ_A1H/pinmap.c @@ -0,0 +1,53 @@ +/* mbed Microcontroller Library + * Copyright (c) 2006-2013 ARM Limited + * + * 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. + */ +#include "pinmap.h" +#include "mbed_error.h" +#include "gpio_addrdefine.h" + +PinName gpio_multi_guard = (PinName)NC; /* If set pin name here, setting of the "pin" is just one time */ + +void pin_function(PinName pin, int function) { + if (pin == (PinName)NC) return; + + int n = pin >> 4; + int bitmask = 1<<(pin & 0xf); + + if (gpio_multi_guard != pin) { + if (function == 0) { + // means GPIO mode + *PMC(n) &= ~bitmask; + } else { + // alt-function mode + --function; + + if (function & (1 << 2)) { *PFCAE(n) |= bitmask;}else { *PFCAE(n) &= ~bitmask;} + if (function & (1 << 1)) { *PFCE(n) |= bitmask;}else { *PFCE(n) &= ~bitmask;} + if (function & (1 << 0)) { *PFC(n) |= bitmask;}else { *PFC(n) &= ~bitmask;} + *PIPC(n) |= bitmask; + + if (P1_0 <= pin && pin <= P1_7 && function == 0) { + *PBDC(n) |= bitmask; + } + *PMC(n) |= bitmask; + } + } else { + gpio_multi_guard = (PinName)NC; + } +} + +void pin_mode(PinName pin, PinMode mode) { +// if (pin == (PinName)NC) { return; } +} |