ASoC: Allow use of resource from the platform device for S3C IISv2 (c86bde54) · Commits · e / devices / android_kernel_sony_msm8994

sound/soc/s3c24xx/s3c-i2s-v2.c

+18 −0

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