drivers: usb: fsl: Check USB Erratum A007792 applicability
Check USB Erratum A007792 applicability. If applicable, add
corresponding property in the device tree via device tree fixup
Signed-off-by: Nikhil Badola <nikhil.badola@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
diff --git a/include/fsl_usb.h b/include/fsl_usb.h
index e4902aa..d251f5d 100644
--- a/include/fsl_usb.h
+++ b/include/fsl_usb.h
@@ -145,6 +145,25 @@
return SVR_SOC_VER(get_svr()) == SVR_T4240 &&
IS_SVR_REV(get_svr(), 2, 0);
}
+
+static inline bool has_erratum_a007792(void)
+{
+ u32 svr = get_svr();
+ u32 soc = SVR_SOC_VER(svr);
+
+ switch (soc) {
+ case SVR_T4240:
+ case SVR_T4160:
+ return IS_SVR_REV(svr, 2, 0);
+ case SVR_T1040:
+ return IS_SVR_REV(svr, 1, 0);
+ case SVR_T2080:
+ case SVR_T2081:
+ return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 1, 1);
+ }
+ return false;
+}
+
#else
static inline bool has_erratum_a006261(void)
{
@@ -161,5 +180,9 @@
return false;
}
+static inline bool has_erratum_a007792(void)
+{
+ return false;
+}
#endif
#endif /*_ASM_FSL_USB_H_ */