spi/pxa2xx: Remove unavailable ssp_type from documentation
Since commit
commit 2f1a74e5a2
Author: eric miao <eric.miao@marvell.com>
Date: Wed Nov 21 18:50:53 2007 +0800
[ARM] pxa: make pxa2xx_spi driver use ssp_request()/ssp_free()
the ssp_type field in struct pxa2xx_spi_master is no longer available.
Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
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@ -22,15 +22,11 @@ Typically a SPI master is defined in the arch/.../mach-*/board-*.c as a
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found in include/linux/spi/pxa2xx_spi.h:
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struct pxa2xx_spi_master {
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enum pxa_ssp_type ssp_type;
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u32 clock_enable;
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u16 num_chipselect;
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u8 enable_dma;
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};
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The "pxa2xx_spi_master.ssp_type" field must have a value between 1 and 3 and
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informs the driver which features a particular SSP supports.
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The "pxa2xx_spi_master.clock_enable" field is used to enable/disable the
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corresponding SSP peripheral block in the "Clock Enable Register (CKEN"). See
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the "PXA2xx Developer Manual" section "Clocks and Power Management".
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@ -61,7 +57,6 @@ static struct resource pxa_spi_nssp_resources[] = {
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};
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static struct pxa2xx_spi_master pxa_nssp_master_info = {
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.ssp_type = PXA25x_NSSP, /* Type of SSP */
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.clock_enable = CKEN_NSSP, /* NSSP Peripheral clock */
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.num_chipselect = 1, /* Matches the number of chips attached to NSSP */
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.enable_dma = 1, /* Enables NSSP DMA */
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