1 files changed, 30 insertions, 5 deletions

diff --git a/drivers/usb/dwc2/params.c b/drivers/usb/dwc2/params.c
index 24ff5f21cb25..6900eea57526 100644
--- a/drivers/usb/dwc2/params.c
+++ b/drivers/usb/dwc2/params.c
@@ -121,6 +121,16 @@ static void dwc2_set_amlogic_params(struct dwc2_hsotg *hsotg)
         p->power_down = DWC2_POWER_DOWN_PARAM_NONE;
 }
 
+static void dwc2_set_amlogic_g12a_params(struct dwc2_hsotg *hsotg)
+{
+        struct dwc2_core_params *p = &hsotg->params;
+
+        p->lpm = false;
+        p->lpm_clock_gating = false;
+        p->besl = false;
+        p->hird_threshold_en = false;
+}
+
 static void dwc2_set_amcc_params(struct dwc2_hsotg *hsotg)
 {
         struct dwc2_core_params *p = &hsotg->params;
@@ -167,6 +177,8 @@ const struct of_device_id dwc2_of_match_table[] = {
           .data = dwc2_set_amlogic_params },
         { .compatible = "amlogic,meson-gxbb-usb",
           .data = dwc2_set_amlogic_params },
+        { .compatible = "amlogic,meson-g12a-usb",
+          .data = dwc2_set_amlogic_g12a_params },
         { .compatible = "amcc,dwc-otg", .data = dwc2_set_amcc_params },
         { .compatible = "st,stm32f4x9-fsotg",
           .data = dwc2_set_stm32f4x9_fsotg_params },
@@ -273,6 +285,23 @@ static void dwc2_set_param_power_down(struct dwc2_hsotg *hsotg)
         hsotg->params.power_down = val;
 }
 
+static void dwc2_set_param_lpm(struct dwc2_hsotg *hsotg)
+{
+        struct dwc2_core_params *p = &hsotg->params;
+
+        p->lpm = hsotg->hw_params.lpm_mode;
+        if (p->lpm) {
+                p->lpm_clock_gating = true;
+                p->besl = true;
+                p->hird_threshold_en = true;
+                p->hird_threshold = 4;
+        } else {
+                p->lpm_clock_gating = false;
+                p->besl = false;
+                p->hird_threshold_en = false;
+        }
+}
+
 /**
  * dwc2_set_default_params() - Set all core parameters to their
  * auto-detected default values.
@@ -291,6 +320,7 @@ static void dwc2_set_default_params(struct dwc2_hsotg *hsotg)
         dwc2_set_param_speed(hsotg);
         dwc2_set_param_phy_utmi_width(hsotg);
         dwc2_set_param_power_down(hsotg);
+        dwc2_set_param_lpm(hsotg);
         p->phy_ulpi_ddr = false;
         p->phy_ulpi_ext_vbus = false;
 
@@ -303,11 +333,6 @@ static void dwc2_set_default_params(struct dwc2_hsotg *hsotg)
         p->reload_ctl = (hw->snpsid >= DWC2_CORE_REV_2_92a);
         p->uframe_sched = true;
         p->external_id_pin_ctl = false;
-        p->lpm = true;
-        p->lpm_clock_gating = true;
-        p->besl = true;
-        p->hird_threshold_en = true;
-        p->hird_threshold = 4;
         p->ipg_isoc_en = false;
         p->service_interval = false;
         p->max_packet_count = hw->max_packet_count;