diff options
| author | Laxman Dewangan <ldewangan@nvidia.com> | 2010-11-16 13:55:00 +0530 |
|---|---|---|
| committer | Varun Colbert <vcolbert@nvidia.com> | 2010-11-17 15:26:25 -0800 |
| commit | 5bc1a3248cc900079e04d54e6bf06b6823ad4c89 (patch) | |
| tree | 7747a0ba49244ea957d400d4c87e42faaabfea00 | |
| parent | 6d73b304467cc852008ba1f3a574c4e26b887a7e (diff) | |
[arm/tegra] spi: Setting functional mode at open.
Configuring the functional mode (master or slave) when opening
the spi channel for communication.
Change-Id: I7e7ed456cead7f1a84e8283bc9de29c520e205d3
Reviewed-on: http://git-master/r/10946
Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com>
Tested-by: Laxman Dewangan <ldewangan@nvidia.com>
Reviewed-by: Min-wuk Lee <mlee@nvidia.com>
Tested-by: Min-wuk Lee <mlee@nvidia.com>
Reviewed-by: Bharat Nihalani <bnihalani@nvidia.com>
Reviewed-by: Varun Colbert <vcolbert@nvidia.com>
Tested-by: Varun Colbert <vcolbert@nvidia.com>
| -rw-r--r-- | arch/arm/mach-tegra/nvrm/io/ap15/rm_spi_slink.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/nvrm/io/ap15/rm_spi_slink.c b/arch/arm/mach-tegra/nvrm/io/ap15/rm_spi_slink.c index ff8388ce822f..bce8f2a5e3d1 100644 --- a/arch/arm/mach-tegra/nvrm/io/ap15/rm_spi_slink.c +++ b/arch/arm/mach-tegra/nvrm/io/ap15/rm_spi_slink.c @@ -1367,6 +1367,11 @@ static NvError CreateSpiSlinkChannelHandle( // Set chip select to non active state. hRmSpiSlink->hHwInterface->HwControllerInitializeFxn(&hRmSpiSlink->HwRegs); + + // Set functional mode. + hRmSpiSlink->hHwInterface->HwSetFunctionalModeFxn(&hRmSpiSlink->HwRegs, + hRmSpiSlink->IsMasterMode); + for (ChipSelIndex = 0; ChipSelIndex < MAX_CHIPSELECT_PER_INSTANCE; ++ChipSelIndex) { hRmSpiSlink->IsCurrentChipSelStateHigh[ChipSelIndex] = NV_TRUE; |