diff options
author | Bo Shen <voice.shen@atmel.com> | 2014-02-10 14:09:45 +0800 |
---|---|---|
committer | Mark Brown <broonie@linaro.org> | 2014-02-12 17:21:22 +0000 |
commit | 048d4ff81f1cf26b3f3627a9a69d35aff7898bb3 (patch) | |
tree | 694e6f6a08952f43c704693523984a3d8414d3eb /drivers | |
parent | 38dbfb59d1175ef458d006556061adeaa8751b72 (diff) | |
download | linux-048d4ff81f1cf26b3f3627a9a69d35aff7898bb3.tar.bz2 |
ASoC: atmel_ssc_dai: make option to choose clock
When SSC works in slave mode, according to the hardware design, the
clock can get from TK pin, also can get from RK pin. So, add one
parameter to choose where the clock from.
Signed-off-by: Bo Shen <voice.shen@atmel.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/misc/atmel-ssc.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/misc/atmel-ssc.c b/drivers/misc/atmel-ssc.c index 5be808406edc..22de13727641 100644 --- a/drivers/misc/atmel-ssc.c +++ b/drivers/misc/atmel-ssc.c @@ -150,6 +150,12 @@ static int ssc_probe(struct platform_device *pdev) return -ENODEV; ssc->pdata = (struct atmel_ssc_platform_data *)plat_dat; + if (pdev->dev.of_node) { + struct device_node *np = pdev->dev.of_node; + ssc->clk_from_rk_pin = + of_property_read_bool(np, "atmel,clk-from-rk-pin"); + } + regs = platform_get_resource(pdev, IORESOURCE_MEM, 0); ssc->regs = devm_ioremap_resource(&pdev->dev, regs); if (IS_ERR(ssc->regs)) |