Merge tag 'u-boot-stm32-20200909' of https://gitlab.denx.de/u-boot/custodians/u-boot-stm

- fixes on AV96 board: pull up on UART4 RX and adjust PLL4

arch/arm/dts/stm32mp15xx-dhcor-avenger96-u-boot.dtsi

@@ -75,6 +75,8 @@
 	};
 	pins2 {
 		u-boot,dm-pre-reloc;
+		/delete-property/ bias-disable;
+		bias-pull-up;
 	};
 };
 

arch/arm/dts/stm32mp15xx-dhcor-u-boot.dtsi

@@ -132,11 +132,11 @@
 		u-boot,dm-pre-reloc;
 	};
 
-	/* VCO = 600.0 MHz => P = 100, Q = 50, R = 100 */
+	/* VCO = 600.0 MHz => P = 99, Q = 74, R = 99 */
 	pll4: st,pll@3 {
 		compatible = "st,stm32mp1-pll";
 		reg = <3>;
-		cfg = < 1 49 5 11 5 PQR(1,1,1) >;
+		cfg = < 3 98 5 7 5 PQR(1,1,1) >;
 		u-boot,dm-pre-reloc;
 	};
 };

arch/arm/mach-stm32mp/cpu.c

@@ -580,8 +580,8 @@ __weak int setup_mac_address(void)
 		return -EINVAL;
 	}
 	pr_debug("OTP MAC address = %pM\n", enetaddr);
-	ret = !eth_env_set_enetaddr("ethaddr", enetaddr);
-	if (!ret)
+	ret = eth_env_set_enetaddr("ethaddr", enetaddr);
+	if (ret)
 		pr_err("Failed to set mac address %pM from OTP: %d\n",
 		       enetaddr, ret);
 #endif