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Merge "msm_otg: Add module parameter for HSUSB phy init sequence"

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2012-10-03 09:13:01 -07:00
committed by Gerrit - the friendly Code Review server
parent 56d6701819 443f9e4baf
commit 215349913a
1 changed files with 20 additions and 1 deletions
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drivers/usb/otg/msm_otg.c
+20 -1
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@@ -77,6 +77,11 @@ enum msm_otg_phy_reg_mode {
USB_PHY_REG_LPM_OFF,
};
static char *override_phy_init;
module_param(override_phy_init, charp, S_IRUGO|S_IWUSR);
MODULE_PARM_DESC(override_phy_init,
"Override HSUSB PHY Init Settings");
static DECLARE_COMPLETION(pmic_vbus_init);
static struct msm_otg *the_msm_otg;
static bool debug_aca_enabled;
@@ -384,12 +389,26 @@ static struct usb_phy_io_ops msm_otg_io_ops = {
static void ulpi_init(struct msm_otg *motg)
{
struct msm_otg_platform_data *pdata = motg->pdata;
int *seq = pdata->phy_init_seq;
int aseq[10];
int *seq = NULL;
if (override_phy_init) {
pr_debug("%s(): HUSB PHY Init:%s\n", __func__,
override_phy_init);
get_options(override_phy_init, ARRAY_SIZE(aseq), aseq);
seq = &aseq[1];
} else {
seq = pdata->phy_init_seq;
}
if (!seq)
return;
while (seq[0] >= 0) {
if (override_phy_init)
pr_debug("ulpi: write 0x%02x to 0x%02x\n",
seq[0], seq[1]);
dev_vdbg(motg->phy.dev, "ulpi: write 0x%02x to 0x%02x\n",
seq[0], seq[1]);
ulpi_write(&motg->phy, seq[0], seq[1]);