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authorTero Kristo <t-kristo@ti.com>2016-06-30 13:14:59 (GMT)
committerTony Lindgren <tony@atomide.com>2016-07-04 06:42:53 (GMT)
commit59dcfc48eb41c9074938fc2a0a07634e60f08e22 (patch)
tree3ce862ce427461a2fc428596c756428d8922cffa /arch/arm/mach-omap2
parentb3bf289c1c4561b4262084b64d1a115e4ba845cf (diff)
downloadlinux-59dcfc48eb41c9074938fc2a0a07634e60f08e22.tar.xz
ARM: OMAP2+: omap_device: create clock alias purely from DT data
This avoids the need to add most of the clock aliases under drivers/clk/ti/clk-xyz.c files. Signed-off-by: Tero Kristo <t-kristo@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/mach-omap2')
-rw-r--r--arch/arm/mach-omap2/omap_device.c17
1 files changed, 16 insertions, 1 deletions
diff --git a/arch/arm/mach-omap2/omap_device.c b/arch/arm/mach-omap2/omap_device.c
index a7be05d..c2626f8 100644
--- a/arch/arm/mach-omap2/omap_device.c
+++ b/arch/arm/mach-omap2/omap_device.c
@@ -63,7 +63,22 @@ static void _add_clkdev(struct omap_device *od, const char *clk_alias,
return;
}
- rc = clk_add_alias(clk_alias, dev_name(&od->pdev->dev), clk_name, NULL);
+ r = clk_get_sys(NULL, clk_name);
+
+ if (IS_ERR(r) && of_have_populated_dt()) {
+ struct of_phandle_args clkspec;
+
+ clkspec.np = of_find_node_by_name(NULL, clk_name);
+
+ r = of_clk_get_from_provider(&clkspec);
+
+ rc = clk_register_clkdev(r, clk_alias,
+ dev_name(&od->pdev->dev));
+ } else {
+ rc = clk_add_alias(clk_alias, dev_name(&od->pdev->dev),
+ clk_name, NULL);
+ }
+
if (rc) {
if (rc == -ENODEV || rc == -ENOMEM)
dev_err(&od->pdev->dev,