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spi/pl022: cleanup pl022 header documentation 

Remove the unused fields from struct ssp_config_chip that was removed
before
Add bus_id documentation to pl022_ssp_controller

Signed-off-by: Alexandre Pereira da Silva <aletes.xgr@gmail.com>
Signed-off-by: Roland Stigge <stigge@antcom.de>
This commit is contained in:
Alexandre Pereira da Silva 2012-06-14 10:10:32 -03:00 committed by Linus Walleij
parent 2fb30d1147
commit 5b063b87de
1 changed files with 1 additions and 8 deletions
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9
include/linux/amba/pl022.h
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@ -231,6 +231,7 @@ enum ssp_chip_select {
struct dma_chan;
/**
* struct pl022_ssp_master - device.platform_data for SPI controller devices.
* @bus_id: identifier for this bus
* @num_chipselect: chipselects are used to distinguish individual
* SPI slaves, and are numbered from zero to num_chipselects - 1.
* each slave has a chipselect signal, but it's common that not
@ -259,19 +260,13 @@ struct pl022_ssp_controller {
* struct ssp_config_chip - spi_board_info.controller_data for SPI
* slave devices, copied to spi_device.controller_data.
*
* @lbm: used for test purpose to internally connect RX and TX
* @iface: Interface type(Motorola, TI, Microwire, Universal)
* @hierarchy: sets whether interface is master or slave
* @slave_tx_disable: SSPTXD is disconnected (in slave mode only)
* @clk_freq: Tune freq parameters of SSP(when in master mode)
* @endian_rx: Endianess of Data in Rx FIFO
* @endian_tx: Endianess of Data in Tx FIFO
* @data_size: Width of data element(4 to 32 bits)
* @com_mode: communication mode: polling, Interrupt or DMA
* @rx_lev_trig: Rx FIFO watermark level (for IT & DMA mode)
* @tx_lev_trig: Tx FIFO watermark level (for IT & DMA mode)
* @clk_phase: Motorola SPI interface Clock phase
* @clk_pol: Motorola SPI interface Clock polarity
* @ctrl_len: Microwire interface: Control length
* @wait_state: Microwire interface: Wait state
* @duplex: Microwire interface: Full/Half duplex
@ -279,8 +274,6 @@ struct pl022_ssp_controller {
* before sampling the incoming line
* @cs_control: function pointer to board-specific function to
* assert/deassert I/O port to control HW generation of devices chip-select.
* @dma_xfer_type: Type of DMA xfer (Mem-to-periph or Periph-to-Periph)
* @dma_config: DMA configuration for SSP controller and peripheral
*/
struct pl022_config_chip {
enum ssp_interface iface;