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Commit 4a25605f authored by Sebastian Andrzej Siewior's avatar Sebastian Andrzej Siewior
Browse files

spi/pxa2xx: Use define for SSSR_TFL_MASK instead of plain numbers 



Signed-off-by: default avatarSebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: default avatarDirk Brandewie <dirk.brandewie@gmail.com>
parent 49cbb1e0

arch/arm/plat-pxa/include/plat/ssp.h

+2 −1
Original line number Diff line number Diff line
@@ -82,7 +82,8 @@ 
#define SSSR_TFS	(1 << 5)	/* Transmit FIFO Service Request */

#define SSSR_RFS	(1 << 6)	/* Receive FIFO Service Request */

#define SSSR_ROR	(1 << 7)	/* Receive FIFO Overrun */



#define SSSR_TFL_MASK   (0xf << 8)	/* Transmit FIFO Level mask */

#define SSSR_RFL_MASK   (0xf << 12)	/* Receive FIFO Level mask */



/* extra bits in PXA255, PXA26x and PXA27x SSP ports */

#define SSCR0_TISSP		(1 << 4)	/* TI Sync Serial Protocol */

drivers/spi/pxa2xx_spi.c

+4 −4
Original line number Diff line number Diff line
@@ -224,7 +224,7 @@ static int null_writer(struct driver_data *drv_data) 
	void __iomem *reg = drv_data->ioaddr;

	u8 n_bytes = drv_data->n_bytes;



	if (((read_SSSR(reg) & 0x00000f00) == 0x00000f00)

	if (((read_SSSR(reg) & SSSR_TFL_MASK) == SSSR_TFL_MASK)

		|| (drv_data->tx == drv_data->tx_end))

		return 0;
@@ -252,7 +252,7 @@ static int u8_writer(struct driver_data *drv_data) 
{

	void __iomem *reg = drv_data->ioaddr;



	if (((read_SSSR(reg) & 0x00000f00) == 0x00000f00)

	if (((read_SSSR(reg) & SSSR_TFL_MASK) == SSSR_TFL_MASK)

		|| (drv_data->tx == drv_data->tx_end))

		return 0;
@@ -279,7 +279,7 @@ static int u16_writer(struct driver_data *drv_data) 
{

	void __iomem *reg = drv_data->ioaddr;



	if (((read_SSSR(reg) & 0x00000f00) == 0x00000f00)

	if (((read_SSSR(reg) & SSSR_TFL_MASK) == SSSR_TFL_MASK)

		|| (drv_data->tx == drv_data->tx_end))

		return 0;
@@ -306,7 +306,7 @@ static int u32_writer(struct driver_data *drv_data) 
{

	void __iomem *reg = drv_data->ioaddr;



	if (((read_SSSR(reg) & 0x00000f00) == 0x00000f00)

	if (((read_SSSR(reg) & SSSR_TFL_MASK) == SSSR_TFL_MASK)

		|| (drv_data->tx == drv_data->tx_end))

		return 0;