From c86bde54062a4d02c1b58203b7802797e4007a8a Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Thu, 30 Apr 2009 13:09:33 +0100 Subject: [PATCH] ASoC: Allow use of resource from the platform device for S3C IISv2 Signed-off-by: Mark Brown --- sound/soc/s3c24xx/s3c-i2s-v2.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/sound/soc/s3c24xx/s3c-i2s-v2.c b/sound/soc/s3c24xx/s3c-i2s-v2.c index 34142c859225..cb85498723dd 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"); -- 2.30.2