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OMAPDSS: do not fail if dpll4_m4_ck is missing 

Do not fail if dpll4_m4_ck is missing. The clock is not there on omap24xx,
so this should not be a hard error.

The patch retains the functionality before the commit 185bae10 (OMAPDSS:
DSS: Cleanup cpu_is_xxxx checks).

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
This commit is contained in:
Aaro Koskinen 2012-11-21 21:48:51 +02:00 committed by Tomi Valkeinen
parent c415187b68
commit 8ad9375f8b
1 changed files with 9 additions and 5 deletions
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14
drivers/video/omap2/dss/dss.c
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@ -697,11 +697,15 @@ static int dss_get_clocks(void)
dss.dss_clk = clk;
clk = clk_get(NULL, dss.feat->clk_name);
if (IS_ERR(clk)) {
DSSERR("Failed to get %s\n", dss.feat->clk_name);
r = PTR_ERR(clk);
goto err;
if (dss.feat->clk_name) {
clk = clk_get(NULL, dss.feat->clk_name);
if (IS_ERR(clk)) {
DSSERR("Failed to get %s\n", dss.feat->clk_name);
r = PTR_ERR(clk);
goto err;
}
} else {
clk = NULL;
}
dss.dpll4_m4_ck = clk;