@@ -552,6 +552,7 @@ static int omap_prm_reset_init(struct platform_device *pdev,
const struct omap_rst_map *map;
struct ti_prm_platform_data *pdata = dev_get_platdata(&pdev->dev);
char buf[32];
+ u32 v;
/*
* Check if we have controllable resets. If either rstctrl is non-zero
@@ -599,6 +600,16 @@ static int omap_prm_reset_init(struct platform_device *pdev,
map++;
}
+ /* Quirk handling to assert rst_map_012 bits on reset and avoid errors */
+ if (prm->data->rstmap == rst_map_012) {
+ v = readl_relaxed(reset->prm->base + reset->prm->data->rstctrl);
+ if ((v & reset->mask) != reset->mask) {
+ dev_dbg(&pdev->dev, "Asserting all resets: %08x\n", v);
+ writel_relaxed(reset->mask, reset->prm->base +
+ reset->prm->data->rstctrl);
+ }
+ }
+
return devm_reset_controller_register(&pdev->dev, &reset->rcdev);
}