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| author | Markus Niebel <Markus.Niebel@tq-group.de> | 2014-02-17 17:33:16 +0100 |
|---|---|---|
| committer | Jagannadha Sutradharudu Teki <jaganna@xilinx.com> | 2014-02-18 22:29:26 +0530 |
| commit | d7cbcc762ea88ad20e9005a85bf7d55939b5e9d2 (patch) | |
| tree | 87e832cfc63d3b86740e689a17a6b22d81bca5c9 /arch/arm/include/asm/arch-mx5 | |
| parent | 999c39a45f115a17f6b894e3a9cd894c598fb2e0 (diff) | |
| download | blackbird-obmc-uboot-d7cbcc762ea88ad20e9005a85bf7d55939b5e9d2.tar.gz blackbird-obmc-uboot-d7cbcc762ea88ad20e9005a85bf7d55939b5e9d2.zip | |
spi: spi-mxc: add defines for clk inactive state for ECSPI
Provide define for the SCLK_CTL field of the config reg of ECSPI.
While at it, oder the defines to improve readability and make
adding more defines easier.
Signed-off-by: Markus Niebel <Markus.Niebel@tqs.de>
Reviewed-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
Diffstat (limited to 'arch/arm/include/asm/arch-mx5')
| -rw-r--r-- | arch/arm/include/asm/arch-mx5/imx-regs.h | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/arm/include/asm/arch-mx5/imx-regs.h b/arch/arm/include/asm/arch-mx5/imx-regs.h index 4955ccff87..054c680a5a 100644 --- a/arch/arm/include/asm/arch-mx5/imx-regs.h +++ b/arch/arm/include/asm/arch-mx5/imx-regs.h @@ -230,9 +230,10 @@ #define MXC_CSPICTRL_CHAN 18 /* Bit position inside CON register to be associated with SS */ -#define MXC_CSPICON_POL 4 -#define MXC_CSPICON_PHA 0 -#define MXC_CSPICON_SSPOL 12 +#define MXC_CSPICON_PHA 0 /* SCLK phase control */ +#define MXC_CSPICON_POL 4 /* SCLK polarity */ +#define MXC_CSPICON_SSPOL 12 /* SS polarity */ +#define MXC_CSPICON_CTL 20 /* inactive state of SCLK */ #define MXC_SPI_BASE_ADDRESSES \ CSPI1_BASE_ADDR, \ CSPI2_BASE_ADDR, \ |
