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* OMAP3 SPI : Fixed bugs related to SPI transferajoy2012-12-10-0/+1
| | | | | | | | | | | | | | | | | | | | | | Added posted writes (read after writes) to effect the change immediately for channel confiuration and channel enable register Disable the channel to purge receieve data in TX_ONLY mode transfer otherwise rx data will get affected by the next immediate RX_ONLY mode transfer Wait for the EOT bit to be set after last byte has been loaded to TX shift register in the the TX_ONLY mode.This ensures TX data has been completely shifted out Disable the channel in RX_ONLY mode before reading the last data from RXX register to prevent the SPI slave to transmit next word Signed-off-by: Ajoy Kumar Das <akdas75@yahoo.in> Cc: Tom Rini <trini@ti.com> Cc: jacopo mondi <j.mondi@voltaelectronics.com>
* am33xx: Add support, update omap3 McSPI driverTom Rini2012-09-01-0/+5
| | | | Signed-off-by: Tom Rini <trini@ti.com>
* omap3_spi: receive transmit modejacopo mondi2012-03-27-0/+2
| | | | | | | | | | Implementation of receive-transmit mode for omap3 MCSPI. Introduces full duplex communication, needed by some spi devices (such as enc28j60). Signed-off-by: jacopo mondi <mondi@cs.unibo.it> <j.mondi@voltaelectronics.com>
* OMAP3: SPI driverDirk Behme2010-12-11-0/+117
CC: Ruslan N. Araslanov <byaaka@yandex.ru> Signed-off-by: Ruslan Araslanov <ruslan.araslanov@vitecmm.com> Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>