From 248a0488bfbb2eb16dee408a976d5f4b5546bb51 Mon Sep 17 00:00:00 2001 From: Simon Glass Date: Mon, 15 Sep 2014 06:33:23 -0600 Subject: spi: Add brackets and tidy defines in spi.h Some of the #defines in spi.h are not bracketed. To avoid future mistakes add brackets. Also add an explanatory comment for SPI_CONN_DUAL_... Signed-off-by: Simon Glass Reviewed-by: Jagannadha Sutradharudu Teki --- include/spi.h | 24 ++++++++++++------------ 1 file changed, 12 insertions(+), 12 deletions(-) diff --git a/include/spi.h b/include/spi.h index ffd6647..b673be2 100644 --- a/include/spi.h +++ b/include/spi.h @@ -30,24 +30,24 @@ #define SPI_XFER_MMAP 0x08 /* Memory Mapped start */ #define SPI_XFER_MMAP_END 0x10 /* Memory Mapped End */ #define SPI_XFER_ONCE (SPI_XFER_BEGIN | SPI_XFER_END) -#define SPI_XFER_U_PAGE (1 << 5) +#define SPI_XFER_U_PAGE (1 << 5) /* SPI TX operation modes */ -#define SPI_OPM_TX_QPP 1 << 0 +#define SPI_OPM_TX_QPP (1 << 0) /* SPI RX operation modes */ -#define SPI_OPM_RX_AS 1 << 0 -#define SPI_OPM_RX_DOUT 1 << 1 -#define SPI_OPM_RX_DIO 1 << 2 -#define SPI_OPM_RX_QOF 1 << 3 -#define SPI_OPM_RX_QIOF 1 << 4 -#define SPI_OPM_RX_EXTN SPI_OPM_RX_AS | SPI_OPM_RX_DOUT | \ +#define SPI_OPM_RX_AS (1 << 0) +#define SPI_OPM_RX_DOUT (1 << 1) +#define SPI_OPM_RX_DIO (1 << 2) +#define SPI_OPM_RX_QOF (1 << 3) +#define SPI_OPM_RX_QIOF (1 << 4) +#define SPI_OPM_RX_EXTN (SPI_OPM_RX_AS | SPI_OPM_RX_DOUT | \ SPI_OPM_RX_DIO | SPI_OPM_RX_QOF | \ - SPI_OPM_RX_QIOF + SPI_OPM_RX_QIOF) -/* SPI bus connection options */ -#define SPI_CONN_DUAL_SHARED 1 << 0 -#define SPI_CONN_DUAL_SEPARATED 1 << 1 +/* SPI bus connection options - see enum spi_dual_flash */ +#define SPI_CONN_DUAL_SHARED (1 << 0) +#define SPI_CONN_DUAL_SEPARATED (1 << 1) /* Header byte that marks the start of the message */ #define SPI_PREAMBLE_END_BYTE 0xec -- cgit v1.1