From 85e9c65f8a9615ac11257939e5dbd601ee811be4 Mon Sep 17 00:00:00 2001 From: Jason Wu Date: Fri, 23 Nov 2012 15:05:08 +1000 Subject: spi: xilinx_spi: Perform software reset during slave setup to make sure it is in the clear state. Signed-off-by: Jason Wu --- drivers/spi/xilinx_spi.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers/spi/xilinx_spi.h') diff --git a/drivers/spi/xilinx_spi.h b/drivers/spi/xilinx_spi.h index 32610d2a12..69d0b94058 100644 --- a/drivers/spi/xilinx_spi.h +++ b/drivers/spi/xilinx_spi.h @@ -119,6 +119,9 @@ struct xilinx_spi_reg { #define SPIRFOR_OCYVAL_POS 0 #define SPIRFOR_OCYVAL_MASK (0xf << SPIRFOR_OCYVAL_POS) +/* SPI Software Reset Register (ssr) */ +#define SPISSR_RESET_VALUE 0x0a + struct xilinx_spi_slave { struct spi_slave slave; struct xilinx_spi_reg *regs; -- cgit v1.2.3