Commit 152bc19e authored Jul 06, 2016 by Andy Shevchenko Committed by Mark Brown Jul 07, 2016

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



It seems the commit e5262d05 ("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: e5262d05 ("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

parent 1a695a90

drivers/spi/spi-pxa2xx.c

+8 −1

Original line number	Diff line number	Diff line
		@@ -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;
		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);
		}