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| author | Takashi Iwai <tiwai@suse.de> | 2009-05-04 16:05:23 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2009-05-04 16:05:23 +0200 |
| commit | 8560b9321f9050968f393ce1ec67e47c1a0bd5cf (patch) | |
| tree | 658ebb20e4fd5dee840f27103b59da367ff473b1 /drivers/spi/pxa2xx_spi.c | |
| parent | 72e31981a4e91f84c5b5e8994f5d25b1cf22b6cf (diff) | |
| parent | 6574612fbb34c63117581e68f2231ddce027e41e (diff) | |
| download | kernel_samsung_aries-8560b9321f9050968f393ce1ec67e47c1a0bd5cf.zip kernel_samsung_aries-8560b9321f9050968f393ce1ec67e47c1a0bd5cf.tar.gz kernel_samsung_aries-8560b9321f9050968f393ce1ec67e47c1a0bd5cf.tar.bz2 | |
Merge branch 'fix/asoc' into topic/asoc
Diffstat (limited to 'drivers/spi/pxa2xx_spi.c')
| -rw-r--r-- | drivers/spi/pxa2xx_spi.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/spi/pxa2xx_spi.c b/drivers/spi/pxa2xx_spi.c index c1688c7..885194a 100644 --- a/drivers/spi/pxa2xx_spi.c +++ b/drivers/spi/pxa2xx_spi.c @@ -195,7 +195,7 @@ static void cs_deassert(struct driver_data *drv_data) struct chip_data *chip = drv_data->cur_chip; if (chip->cs_control) { - chip->cs_control(PXA2XX_CS_ASSERT); + chip->cs_control(PXA2XX_CS_DEASSERT); return; } @@ -213,7 +213,7 @@ static int flush(struct driver_data *drv_data) while (read_SSSR(reg) & SSSR_RNE) { read_SSDR(reg); } - } while ((read_SSSR(reg) & SSSR_BSY) && limit--); + } while ((read_SSSR(reg) & SSSR_BSY) && --limit); write_SSSR(SSSR_ROR, reg); return limit; @@ -484,7 +484,7 @@ static int wait_ssp_rx_stall(void const __iomem *ioaddr) { unsigned long limit = loops_per_jiffy << 1; - while ((read_SSSR(ioaddr) & SSSR_BSY) && limit--) + while ((read_SSSR(ioaddr) & SSSR_BSY) && --limit) cpu_relax(); return limit; @@ -494,7 +494,7 @@ static int wait_dma_channel_stop(int channel) { unsigned long limit = loops_per_jiffy << 1; - while (!(DCSR(channel) & DCSR_STOPSTATE) && limit--) + while (!(DCSR(channel) & DCSR_STOPSTATE) && --limit) cpu_relax(); return limit; @@ -1700,6 +1700,13 @@ static int pxa2xx_spi_resume(struct platform_device *pdev) struct ssp_device *ssp = drv_data->ssp; int status = 0; + if (drv_data->rx_channel != -1) + DRCMR(drv_data->ssp->drcmr_rx) = + DRCMR_MAPVLD | drv_data->rx_channel; + if (drv_data->tx_channel != -1) + DRCMR(drv_data->ssp->drcmr_tx) = + DRCMR_MAPVLD | drv_data->tx_channel; + /* Enable the SSP clock */ clk_enable(ssp->clk); |