diff options
author | Stephen Rothwell <sfr@canb.auug.org.au> | 2011-06-24 14:12:49 +1000 |
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committer | Stephen Rothwell <sfr@canb.auug.org.au> | 2011-06-24 14:12:49 +1000 |
commit | 3730634ab2c09ea725516e9da68bb9a295d6e21f (patch) | |
tree | 59ff4c1718cc305ec1cb01b19abeec3e77432310 /Documentation | |
parent | 833d6b10d09cbaad1c863d74679e09c049cfaed3 (diff) | |
parent | a2274cedc4b33a29be6583cd757bdc0b436851ec (diff) |
Merge remote-tracking branch 'spi/spi/next'
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/devicetree/bindings/spi/spi_nvidia.txt | 5 | ||||
-rw-r--r-- | Documentation/spi/pxa2xx | 5 |
2 files changed, 5 insertions, 5 deletions
diff --git a/Documentation/devicetree/bindings/spi/spi_nvidia.txt b/Documentation/devicetree/bindings/spi/spi_nvidia.txt new file mode 100644 index 000000000000..bde450b50fcd --- /dev/null +++ b/Documentation/devicetree/bindings/spi/spi_nvidia.txt @@ -0,0 +1,5 @@ +NVIDIA Tegra 2 SPI device + +Required properties: +- compatible : should be "nvidia,tegra250-spi". +- gpios : should specify GPIOs used for chipselect. diff --git a/Documentation/spi/pxa2xx b/Documentation/spi/pxa2xx index 493dada57372..00511e08db78 100644 --- a/Documentation/spi/pxa2xx +++ b/Documentation/spi/pxa2xx @@ -22,15 +22,11 @@ Typically a SPI master is defined in the arch/.../mach-*/board-*.c as a found in include/linux/spi/pxa2xx_spi.h: struct pxa2xx_spi_master { - enum pxa_ssp_type ssp_type; u32 clock_enable; u16 num_chipselect; u8 enable_dma; }; -The "pxa2xx_spi_master.ssp_type" field must have a value between 1 and 3 and -informs the driver which features a particular SSP supports. - The "pxa2xx_spi_master.clock_enable" field is used to enable/disable the corresponding SSP peripheral block in the "Clock Enable Register (CKEN"). See the "PXA2xx Developer Manual" section "Clocks and Power Management". @@ -61,7 +57,6 @@ static struct resource pxa_spi_nssp_resources[] = { }; static struct pxa2xx_spi_master pxa_nssp_master_info = { - .ssp_type = PXA25x_NSSP, /* Type of SSP */ .clock_enable = CKEN_NSSP, /* NSSP Peripheral clock */ .num_chipselect = 1, /* Matches the number of chips attached to NSSP */ .enable_dma = 1, /* Enables NSSP DMA */ |