Lines Matching refs:SSP
2 PXA2xx SPI on SSP driver HOWTO
9 - Support for any PXA2xx SSP
10 - SSP PIO and SSP DMA data transfers.
34 The "pxa2xx_spi_controller.enable_dma" field informs the driver that SSP DMA should
63 .id = 2, /* Bus number, MUST MATCH SSP number 1..n */
104 used to configure the SSP hardware fifo. These fields are critical to the
115 the PXA2xx "Developer Manual" sections on the DMA controller and SSP Controllers
116 to determine the correct value. An SSP configured for byte-wide transfers would
121 trailing bytes in the SSP receiver fifo. The correct value for this field is
123 slave device. Please note that the PXA2xx SSP 1 does not support trailing byte
126 The "pxa2xx_spi_chip.enable_loopback" field is used to place the SSP porting
127 into internal loopback mode. In this mode the SSP controller internally
133 NULL, the pxa2xx_spi master controller driver assumes that the SSP port is
169 .tx_threshold = 8, /* SSP hardward FIFO threshold */
170 .rx_threshold = 8, /* SSP hardward FIFO threshold */
177 .tx_threshold = 8, /* SSP hardward FIFO threshold */
178 .rx_threshold = 8, /* SSP hardward FIFO threshold */
187 .max_speed_hz = 3686400, /* Run SSP as fast a possbile */
196 .max_speed_hz = 3686400, /* Run SSP as fast a possbile */