Nathan Hartman a36d49e975 arch/arm/src/tiva, include/nuttx/sensors: Reinstate TM4C qencoder driver and expand its ioctls.
arch/arm/src/tiva/Kconfig:
* Add TIVA_HAVE_QEI0, TIVA_HAVE_QEI1 as applicable to each ARCH_CHIP_TM4C12*.
* Add config TIVA_QEI, TIVA_HAVE_QEI0, TIVA_HAVE_QEI1.
* Add config TIVA_QEI0, config TIVA_QEI1.

arch/arm/src/tiva/common/tiva_qencoder.c:
* Rewrite tiva_qe_setup().
* Replace tiva_qe_ppr() with tiva_qe_resetatppr().
* Add tiva_qe_resetatmaxpos(), tiva_qe_resetatindex().

arch/arm/src/tiva/hardware/tiva_qencoder.h:
* Add missing definitions: SIGMODE_QUADRATURE, SIGMODE_CLK_AND_DIR, SWAP_NO_SWAP, SWAP_PHA_PHB.

arch/arm/src/tiva/tiva_qencoder.h:
* Rename TIVA QEI ioctl QEIOC_PPR to QEIOC_RESETATPPR.
* Add TIVA QEI ioctl identifiers QEIOC_RESETATMAXPOS, QEIOC_RESETATINDEX.

include/nuttx/sensors/qencoder.h:
* Increase QE_TIVA_NCMDS from 3 to 5.
2019-08-02 15:56:05 -06:00
..
2016-10-24 16:18:30 -06:00
2019-06-26 14:37:19 -06:00
2018-08-27 05:57:53 -06:00
2019-04-29 14:52:05 -06:00
2017-02-17 09:48:55 -06:00