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authorMark Brown <broonie@opensource.wolfsonmicro.com>2009-04-30 13:09:33 +0100
committerMark Brown <broonie@opensource.wolfsonmicro.com>2009-04-30 13:30:42 +0100
commitc86bde54062a4d02c1b58203b7802797e4007a8a (patch)
tree23005156c1180cf95ce3f4667ed0d9cde3492232 /sound/soc
parent07736d48051869c37838635b41850618aa63b9a7 (diff)
ASoC: Allow use of resource from the platform device for S3C IISv2
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc')
-rw-r--r--sound/soc/s3c24xx/s3c-i2s-v2.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/sound/soc/s3c24xx/s3c-i2s-v2.c b/sound/soc/s3c24xx/s3c-i2s-v2.c
index 34142c85922..cb85498723d 100644
--- a/sound/soc/s3c24xx/s3c-i2s-v2.c
+++ b/sound/soc/s3c24xx/s3c-i2s-v2.c
@@ -580,6 +580,24 @@ int s3c_i2sv2_probe(struct platform_device *pdev,
/* record our i2s structure for later use in the callbacks */
dai->private_data = i2s;
+ if (!base) {
+ struct resource *res = platform_get_resource(pdev,
+ IORESOURCE_MEM,
+ 0);
+ if (!res) {
+ dev_err(dev, "Unable to get register resource\n");
+ return -ENXIO;
+ }
+
+ if (!request_mem_region(res->start, resource_size(res),
+ "s3c64xx-i2s-v4")) {
+ dev_err(dev, "Unable to request register region\n");
+ return -EBUSY;
+ }
+
+ base = res->start;
+ }
+
i2s->regs = ioremap(base, 0x100);
if (i2s->regs == NULL) {
dev_err(dev, "cannot ioremap registers\n");