Restore patch series "arm: dts: am62-beagleplay: Fix Beagleplay Ethernet"

As part of bringing the master branch back in to next, we need to allow
for all of these changes to exist here.

Reported-by: Jonas Karlman <jonas@kwiboo.se>
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/arch/arm/mach-sc5xx/init/mem/mt41k512m16ha.h b/arch/arm/mach-sc5xx/init/mem/mt41k512m16ha.h
new file mode 100644
index 0000000..5735b87
--- /dev/null
+++ b/arch/arm/mach-sc5xx/init/mem/mt41k512m16ha.h
@@ -0,0 +1,50 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * (C) Copyright 2022 - Analog Devices, Inc.
+ *
+ * Written and/or maintained by Timesys Corporation
+ *
+ * Contact: Nathan Barrett-Morrison <nathan.morrison@timesys.com>
+ * Contact: Greg Malysa <greg.malysa@timesys.com>
+ */
+
+#ifndef MT41K512M16HA_H
+#define MT41K512M16HA_H
+
+/* Default DDR3 part assumed: MT41K512M16HA-107, 8Gb part */
+/* For DCLK= 450 MHz */
+#define DMC_DLLCALRDCNT                 72
+#define DMC_DATACYC                     9
+#define DMC_TRCD                        7
+#define DMC_TWTR                        4
+#define DMC_TRP                         7
+#define DMC_TRAS                        10
+#define DMC_TRC                         16
+#define DMC_TMRD                        4
+#define DMC_TREF                        3510
+#define DMC_TRFC                        158
+#define DMC_TRRD                        6
+#define DMC_TFAW                        16
+#define DMC_TRTP                        4
+#define DMC_TWR                         7
+#define DMC_TXP                         3
+#define DMC_TCKE                        3
+#define DMC_CL0                         0
+#define DMC_CL123                       3
+#define DMC_WRRECOV                     (DMC_TWR - 1)
+#define DMC_MR1_DLLEN                   0
+#define DMC_MR1_DIC0                    1
+#define DMC_MR1_RTT0                    1
+#define DMC_MR1_AL                      0
+#define DMC_MR1_DIC1                    0
+#define DMC_MR1_RTT1                    0
+#define DMC_MR1_WL                      0
+#define DMC_MR1_RTT2                    0
+#define DMC_MR1_TDQS                    0
+#define DMC_MR1_QOFF                    0
+#define DMC_WL                          1
+#define DMC_RDTOWR                      2
+#define DMC_CTL_AL_EN                   0
+#define SDR_CHIP_SIZE                   ENUM_DMC_CFG_SDRSIZE8G
+
+#endif