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OMAP4: Initialise the l3 device with the hwmod data.

The l3 interconnect device is build with all the data required
to handle the error logging. The data is extracted from the
hwmod data base.

Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: sricharan <r.sricharan@ti.com>
Acked-by: Benoit Cousson <b-cousson@ti.com>
sricharan 14 年之前
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共有 1 个文件被更改,包括 32 次插入0 次删除
  1. 32 0
      arch/arm/mach-omap2/devices.c

+ 32 - 0
arch/arm/mach-omap2/devices.c

@@ -37,6 +37,7 @@
 #include "control.h"
 
 #define L3_MODULES_MAX_LEN 12
+#define L3_MODULES 3
 
 static int __init omap3_l3_init(void)
 {
@@ -68,6 +69,37 @@ static int __init omap3_l3_init(void)
 }
 postcore_initcall(omap3_l3_init);
 
+static int __init omap4_l3_init(void)
+{
+	int l, i;
+	struct omap_hwmod *oh[3];
+	struct omap_device *od;
+	char oh_name[L3_MODULES_MAX_LEN];
+
+	/*
+	 * To avoid code running on other OMAPs in
+	 * multi-omap builds
+	 */
+	if (!(cpu_is_omap44xx()))
+		return -ENODEV;
+
+	for (i = 0; i < L3_MODULES; i++) {
+		l = snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main_%d", i+1);
+
+		oh[i] = omap_hwmod_lookup(oh_name);
+		if (!(oh[i]))
+			pr_err("could not look up %s\n", oh_name);
+	}
+
+	od = omap_device_build_ss("omap_l3_noc", 0, oh, 3, NULL,
+						     0, NULL, 0, 0);
+
+	WARN(IS_ERR(od), "could not build omap_device for %s\n", oh_name);
+
+	return PTR_ERR(od);
+}
+postcore_initcall(omap4_l3_init);
+
 #if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
 
 static struct resource cam_resources[] = {