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OMAPDSS: HDMI: add hdmi_init_regulator 

Separate regulator init code into its own function for clarity.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
This commit is contained in:
Tomi Valkeinen 2013-05-10 15:20:52 +03:00
parent 00df43b822
commit e25001d8be
1 changed files with 26 additions and 16 deletions
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42
drivers/video/omap2/dss/hdmi.c
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@ -328,6 +328,29 @@ static void hdmi_runtime_put(void)
WARN_ON(r < 0 && r != -ENOSYS);
}
static int hdmi_init_regulator(void)
{
struct regulator *reg;
if (hdmi.vdda_hdmi_dac_reg != NULL)
return 0;
reg = devm_regulator_get(&hdmi.pdev->dev, "vdda_hdmi_dac");
/* DT HACK: try VDAC to make omapdss work for o4 sdp/panda */
if (IS_ERR(reg))
reg = devm_regulator_get(&hdmi.pdev->dev, "VDAC");
if (IS_ERR(reg)) {
DSSERR("can't get VDDA_HDMI_DAC regulator\n");
return PTR_ERR(reg);
}
hdmi.vdda_hdmi_dac_reg = reg;
return 0;
}
static int hdmi_init_display(struct omap_dss_device *dssdev)
{
int r;
@ -342,22 +365,9 @@ static int hdmi_init_display(struct omap_dss_device *dssdev)
dss_init_hdmi_ip_ops(&hdmi.ip_data, omapdss_get_version());
if (hdmi.vdda_hdmi_dac_reg == NULL) {
struct regulator *reg;
reg = devm_regulator_get(&hdmi.pdev->dev, "vdda_hdmi_dac");
/* DT HACK: try VDAC to make omapdss work for o4 sdp/panda */
if (IS_ERR(reg))
reg = devm_regulator_get(&hdmi.pdev->dev, "VDAC");
if (IS_ERR(reg)) {
DSSERR("can't get VDDA_HDMI_DAC regulator\n");
return PTR_ERR(reg);
}
hdmi.vdda_hdmi_dac_reg = reg;
}
r = hdmi_init_regulator();
if (r)
return r;
r = gpio_request_array(gpios, ARRAY_SIZE(gpios));
if (r)