redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

spi: pxa2xx: Clear all RFT bits in reset_sccr1() on Intel Quark 

It seems the commit e5262d0568 ("spi: spi-pxa2xx: SPI support for Intel Quark
X1000") misses one place to be adapted for Intel Quark, i.e. in reset_sccr1().

Clear all RFT bits when call reset_sccr1() on Intel Quark.

Fixes: e5262d0568 ("spi: spi-pxa2xx: SPI support for Intel Quark X1000")
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Cc: stable@vger.kernel.org
hifive-unleashed-5.1
Andy Shevchenko 2016-07-06 12:08:11 +03:00 committed by Mark Brown
parent 1a695a905c
commit 152bc19e2f
1 changed files with 8 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
drivers/spi/spi-pxa2xx.c
View File

@ -585,7 +585,14 @@ static void reset_sccr1(struct driver_data *drv_data)
u32 sccr1_reg;
sccr1_reg = pxa2xx_spi_read(drv_data, SSCR1) & ~drv_data->int_cr1;
sccr1_reg &= ~SSCR1_RFT;
switch (drv_data->ssp_type) {
case QUARK_X1000_SSP:
sccr1_reg &= ~QUARK_X1000_SSCR1_RFT;
break;
default:
sccr1_reg &= ~SSCR1_RFT;
break;
}
sccr1_reg |= chip->threshold;
pxa2xx_spi_write(drv_data, SSCR1, sccr1_reg);
}