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authorSebastian Andrzej Siewior <bigeasy@linutronix.de>2010-11-22 17:12:15 -0800
committerSebastian Andrzej Siewior <bigeasy@linutronix.de>2010-12-01 12:18:32 +0100
commit4a25605fb71f02b4f80091df91f777225a0309c5 (patch)
tree4ba532f527c3e67fa0e511030031ede6d3321145
parent49cbb1e0b6dcba9170e72fdf40c75fc24cadba4b (diff)
downloadop-kernel-dev-4a25605fb71f02b4f80091df91f777225a0309c5.zip
op-kernel-dev-4a25605fb71f02b4f80091df91f777225a0309c5.tar.gz
spi/pxa2xx: Use define for SSSR_TFL_MASK instead of plain numbers
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Signed-off-by: Dirk Brandewie <dirk.brandewie@gmail.com>
-rw-r--r--arch/arm/plat-pxa/include/plat/ssp.h3
-rw-r--r--drivers/spi/pxa2xx_spi.c8
2 files changed, 6 insertions, 5 deletions
diff --git a/arch/arm/plat-pxa/include/plat/ssp.h b/arch/arm/plat-pxa/include/plat/ssp.h
index fe43150..21c12ca 100644
--- a/arch/arm/plat-pxa/include/plat/ssp.h
+++ b/arch/arm/plat-pxa/include/plat/ssp.h
@@ -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 */
diff --git a/drivers/spi/pxa2xx_spi.c b/drivers/spi/pxa2xx_spi.c
index 1865c23..5508344 100644
--- a/drivers/spi/pxa2xx_spi.c
+++ b/drivers/spi/pxa2xx_spi.c
@@ -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;
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