Merge "msm_otg: Add module parameter for HSUSB phy init sequence"
diff --git a/drivers/usb/otg/msm_otg.c b/drivers/usb/otg/msm_otg.c
index 60018bf..813fc94 100644
--- a/drivers/usb/otg/msm_otg.c
+++ b/drivers/usb/otg/msm_otg.c
@@ -77,6 +77,11 @@
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 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]);