diff options
| author | marcoveeneman <marco-veeneman@hotmail.com> | 2015-03-03 21:53:33 +0100 |
|---|---|---|
| committer | marcoveeneman <marco-veeneman@hotmail.com> | 2015-03-03 21:53:33 +0100 |
| commit | 4cd44e345e3c3b48b9ac396b5969dbea33d26deb (patch) | |
| tree | 76afe782a57b9439e6c8c0f1a5d28bcfa0427dd4 /os/hal/ports/TIVA | |
| parent | 555d45f70a51130990ca8cb2c21ab88451566c31 (diff) | |
| download | ChibiOS-Contrib-4cd44e345e3c3b48b9ac396b5969dbea33d26deb.tar.gz ChibiOS-Contrib-4cd44e345e3c3b48b9ac396b5969dbea33d26deb.tar.bz2 ChibiOS-Contrib-4cd44e345e3c3b48b9ac396b5969dbea33d26deb.zip | |
Implemented PAL_MODE_* defines for Tiva devices.
Diffstat (limited to 'os/hal/ports/TIVA')
| -rw-r--r-- | os/hal/ports/TIVA/LLD/pal_lld.h | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/os/hal/ports/TIVA/LLD/pal_lld.h b/os/hal/ports/TIVA/LLD/pal_lld.h index d378b63..78fce00 100644 --- a/os/hal/ports/TIVA/LLD/pal_lld.h +++ b/os/hal/ports/TIVA/LLD/pal_lld.h @@ -31,6 +31,15 @@ /* Driver constants. */ /*===========================================================================*/ +#undef PAL_MODE_RESET +#undef PAL_MODE_UNCONNECTED +#undef PAL_MODE_INPUT +#undef PAL_MODE_INPUT_PULLUP +#undef PAL_MODE_INPUT_PULLDOWN +#undef PAL_MODE_INPUT_ANALOG +#undef PAL_MODE_OUTPUT_PUSHPULL +#undef PAL_MODE_OUTPUT_OPENDRAIN + /** * @name TIVA-specific I/O mode flags * @{ @@ -81,6 +90,71 @@ #define PAL_TIVA_PCTL_MASK (7 << 11) #define PAL_TIVA_PCTL(n) ((n) << 11) + +/** + * @brief Alternate function. + * + * @param[in] n alternate function selector + */ +#define PAL_MODE_ALTERNATE(n) (PAL_TIVA_AFSEL_ALTERNATE | \ + PAL_TIVA_PCTL(n)) +/** + * @} + */ + +/** + * @name Standard I/O mode flags + * @{ + */ +/** + * @brief This mode is implemented as input. + */ +#define PAL_MODE_RESET PAL_MODE_INPUT + +/** + * @brief This mode is implemented as input with pull-up. + */ +#define PAL_MODE_UNCONNECTED PAL_MODE_INPUT_PULLUP + +/** + * @brief Regular input high-Z pad. + */ +#define PAL_MODE_INPUT PAL_TIVA_DIR_INPUT + +/** + * @brief Input pad with weak pull up resistor. + */ +#define PAL_MODE_INPUT_PULLUP (PAL_TIVA_DIR_INPUT | \ + PAL_TIVA_PUR_ENABLE | \ + PAL_TIVA_DEN_ENABLE) + +/** + * @brief Input pad with weak pull down resistor. + */ +#define PAL_MODE_INPUT_PULLDOWN (PAL_TIVA_DIR_INPUT | \ + PAL_TIVA_PDR_ENABLE | \ + PAL_TIVA_DEN_ENABLE) + +/** + * @brief Analog input mode. + */ +#define PAL_MODE_INPUT_ANALOG (PAL_TIVA_DEN_DISABLE | \ + PAL_TIVA_AMSEL_ENABLE) + +/** + * @brief Push-pull output pad. + */ +#define PAL_MODE_OUTPUT_PUSHPULL (PAL_TIVA_DIR_OUTPUT | \ + PAL_TIVA_DR2R_ENABLE | \ + PAL_TIVA_ODR_PUSHPULL | \ + PAL_TIVA_DEN_ENABLE) + +/** + * @brief Open-drain output pad. + */ +#define PAL_MODE_OUTPUT_OPENDRAIN (PAL_TIVA_DIR_OUTPUT | \ + PAL_TIVA_ODR_OPENDRAIN | \ + PAL_TIVA_DEN_ENABLE) /** * @} */ |