[PATCH 1/4] spi: bcm2835aux: fix bitmask defines

[Eric Anholt]

stephanolbrich at gmx.de writes:

> From: Stephan Olbrich <stephanolbrich at gmx.de>
>
> The bitmasks for txempty and idle interrupts were interchanged.
>
> Signed-off-by: Stephan Olbrich <stephanolbrich at gmx.de>
> ---
>  drivers/spi/spi-bcm2835aux.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/spi/spi-bcm2835aux.c b/drivers/spi/spi-bcm2835aux.c
> index 7de6f84..ecc73c0 100644
> --- a/drivers/spi/spi-bcm2835aux.c
> +++ b/drivers/spi/spi-bcm2835aux.c
> @@ -73,8 +73,8 @@
>  
>  /* Bitfields in CNTL1 */
>  #define BCM2835_AUX_SPI_CNTL1_CSHIGH	0x00000700
> -#define BCM2835_AUX_SPI_CNTL1_IDLE	0x00000080
> -#define BCM2835_AUX_SPI_CNTL1_TXEMPTY	0x00000040
> +#define BCM2835_AUX_SPI_CNTL1_TXEMPTY	0x00000080
> +#define BCM2835_AUX_SPI_CNTL1_IDLE	0x00000040
>  #define BCM2835_AUX_SPI_CNTL1_MSBF_IN	0x00000002
>  #define BCM2835_AUX_SPI_CNTL1_KEEP_IN	0x00000001

Confirmed by looking at the hardware.

Reviewed-by: Eric Anholt <eric at anholt.net>
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