soc: versatile: dynamically detect RealView HBI numbers (fccc2b36) · Commits · 戴 / test

drivers/soc/versatile/soc-realview.c

+4 −15

Original line number	Diff line number	Diff line
		@@ -31,18 +31,6 @@ static const struct of_device_id realview_soc_of_match[] = {

		static u32 realview_coreid;

		static const char *realview_board_str(u32 id)
		{
		switch ((id >> 16) & 0xfff) {
		case 0x0147:
		return "HBI-0147";
		case 0x0159:
		return "HBI-0159";
		default:
		return "Unknown";
		}
		}

		static const char *realview_arch_str(u32 id)
		{
		switch ((id >> 8) & 0xf) {
		@@ -69,7 +57,7 @@ static ssize_t realview_get_board(struct device *dev,
		struct device_attribute *attr,
		char *buf)
		{
		return sprintf(buf, "%s\n", realview_board_str(realview_coreid));
		return sprintf(buf, "HBI-%03x\n", ((realview_coreid >> 16) & 0xfff));
		}

		static struct device_attribute realview_board_attr =
		@@ -133,8 +121,9 @@ static int realview_soc_probe(struct platform_device *pdev)
		device_create_file(soc_device_to_device(soc_dev), &realview_arch_attr);
		device_create_file(soc_device_to_device(soc_dev), &realview_build_attr);

		dev_info(&pdev->dev, "RealView Syscon Core ID: 0x%08x\n",
		realview_coreid);
		dev_info(&pdev->dev, "RealView Syscon Core ID: 0x%08x, HBI-%03x\n",
		realview_coreid,
		((realview_coreid >> 16) & 0xfff));
		/* FIXME: add attributes for SoC to sysfs */
		return 0;
		}