A-Team_Digital_Solutions/android_kernel_motorola_sm6375
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ASoC: pxa: add devicetree support

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Add the devicetree support, so that the driver can be used in a
devictree platform.

Signed-off-by: Robert Jarzmik <[email protected]>
Signed-off-by: Mark Brown <[email protected]>
This commit is contained in:
Robert Jarzmik 2018-06-17 12:50:01 +02:00 • committed by Mark Brown
commit a4519526eb
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GPG key ID: 24D68B725D5487D0
2 changed files with 24 additions and 0 deletions
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12
sound/arm/pxa2xx-ac97-lib.c
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@ -19,6 +19,7 @@
#include <linux/module.h>
#include <linux/io.h>
#include <linux/gpio.h>
#include <linux/of_gpio.h>
#include <sound/pxa2xx-lib.h>
@ -337,6 +338,17 @@ int pxa2xx_ac97_hw_probe(struct platform_device *dev)
dev_err(&dev->dev, "Invalid reset GPIO %d\n",
pdata->reset_gpio);
}
} else if (!pdata && dev->dev.of_node) {
pdata = devm_kzalloc(&dev->dev, sizeof(*pdata), GFP_KERNEL);
if (!pdata)
return -ENOMEM;
pdata->reset_gpio = of_get_named_gpio(dev->dev.of_node,
"reset-gpios", 0);
if (pdata->reset_gpio == -ENOENT)
pdata->reset_gpio = -1;
else if (pdata->reset_gpio < 0)
return pdata->reset_gpio;
reset_gpio = pdata->reset_gpio;
} else {
if (cpu_is_pxa27x())
reset_gpio = 113;