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Message-ID: <45e14b45987fd18986aebfa08c67044433149457.1433348016.git.cyrille.pitchen@atmel.com> Date: Wed, 3 Jun 2015 18:25:18 +0200 From: Cyrille Pitchen <cyrille.pitchen@...el.com> To: <ludovic.desroches@...el.com>, <nicolas.ferre@...el.com>, <linux-i2c@...r.kernel.org>, <wsa@...-dreams.de> CC: <linux-kernel@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>, <devicetree@...r.kernel.org>, <pawel.moll@....com>, <mark.rutland@....com>, <ijc+devicetree@...lion.org.uk>, <galak@...eaurora.org>, <robh+dt@...nel.org>, Cyrille Pitchen <cyrille.pitchen@...el.com> Subject: [PATCH v5 2/6] i2c: at91: use BIT() macro to define register bits This patch just fixes typo before applying later patches which will use register bits with index above 16. Signed-off-by: Cyrille Pitchen <cyrille.pitchen@...el.com> --- drivers/i2c/busses/i2c-at91.c | 29 +++++++++++++++-------------- 1 file changed, 15 insertions(+), 14 deletions(-) diff --git a/drivers/i2c/busses/i2c-at91.c b/drivers/i2c/busses/i2c-at91.c index 9bd10a9..0e88b68 100644 --- a/drivers/i2c/busses/i2c-at91.c +++ b/drivers/i2c/busses/i2c-at91.c @@ -41,29 +41,30 @@ /* AT91 TWI register definitions */ #define AT91_TWI_CR 0x0000 /* Control Register */ -#define AT91_TWI_START 0x0001 /* Send a Start Condition */ -#define AT91_TWI_STOP 0x0002 /* Send a Stop Condition */ -#define AT91_TWI_MSEN 0x0004 /* Master Transfer Enable */ -#define AT91_TWI_SVDIS 0x0020 /* Slave Transfer Disable */ -#define AT91_TWI_QUICK 0x0040 /* SMBus quick command */ -#define AT91_TWI_SWRST 0x0080 /* Software Reset */ +#define AT91_TWI_START BIT(0) /* Send a Start Condition */ +#define AT91_TWI_STOP BIT(1) /* Send a Stop Condition */ +#define AT91_TWI_MSEN BIT(2) /* Master Transfer Enable */ +#define AT91_TWI_MSDIS BIT(3) /* Master Transfer Disable */ +#define AT91_TWI_SVEN BIT(4) /* Slave Transfer Enable */ +#define AT91_TWI_SVDIS BIT(5) /* Slave Transfer Disable */ +#define AT91_TWI_QUICK BIT(6) /* SMBus quick command */ +#define AT91_TWI_SWRST BIT(7) /* Software Reset */ #define AT91_TWI_MMR 0x0004 /* Master Mode Register */ #define AT91_TWI_IADRSZ_1 0x0100 /* Internal Device Address Size */ -#define AT91_TWI_MREAD 0x1000 /* Master Read Direction */ +#define AT91_TWI_MREAD BIT(12) /* Master Read Direction */ #define AT91_TWI_IADR 0x000c /* Internal Address Register */ #define AT91_TWI_CWGR 0x0010 /* Clock Waveform Generator Reg */ #define AT91_TWI_SR 0x0020 /* Status Register */ -#define AT91_TWI_TXCOMP 0x0001 /* Transmission Complete */ -#define AT91_TWI_RXRDY 0x0002 /* Receive Holding Register Ready */ -#define AT91_TWI_TXRDY 0x0004 /* Transmit Holding Register Ready */ - -#define AT91_TWI_OVRE 0x0040 /* Overrun Error */ -#define AT91_TWI_UNRE 0x0080 /* Underrun Error */ -#define AT91_TWI_NACK 0x0100 /* Not Acknowledged */ +#define AT91_TWI_TXCOMP BIT(0) /* Transmission Complete */ +#define AT91_TWI_RXRDY BIT(1) /* Receive Holding Register Ready */ +#define AT91_TWI_TXRDY BIT(2) /* Transmit Holding Register Ready */ +#define AT91_TWI_OVRE BIT(6) /* Overrun Error */ +#define AT91_TWI_UNRE BIT(7) /* Underrun Error */ +#define AT91_TWI_NACK BIT(8) /* Not Acknowledged */ #define AT91_TWI_INT_MASK \ (AT91_TWI_TXCOMP | AT91_TWI_RXRDY | AT91_TWI_TXRDY | AT91_TWI_NACK) -- 1.8.2.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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