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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>
This commit is contained in:
Tero Kristo 2016-06-30 16:14:59 +03:00 committed by Tony Lindgren
parent b3bf289c1c
commit 59dcfc48eb
1 changed files with 16 additions and 1 deletions
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17
arch/arm/mach-omap2/omap_device.c
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@ -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,