minerva: Update to v1.2 and use only integers

Additionally remove support for DRAM types that Switch platform does not have.

This will reduce periodic training cost to 30us from 6ms.

modules/hekate_libsys_minerva/mtc_mc_emc_regs.h

@@ -25,6 +25,7 @@
 #define CLK_RST_CONTROLLER_PLLM_MISC2          0x9C
 #define  PLLM_ENABLE    (1 << 30)
 #define  PLLM_LOCK      (1 << 27)
+#define  PLLM_EN_LCKDET (1 << 4)
 
 #define CLK_RST_CONTROLLER_CLK_SOURCE_EMC      0x19C
 #define  EMC_2X_CLK_SRC_SHIFT 29
@@ -34,6 +35,9 @@
 #define CLK_RST_CONTROLLER_CLK_ENB_X_CLR       0x288
 #define CLK_RST_CONTROLLER_PLLMB_BASE          0x5E8
 #define CLK_RST_CONTROLLER_CLK_SOURCE_EMC_DLL  0x664
+#define  EMC_DLL_PLLM_VCOB  (1 << 10)
+#define  EMC_DLL_SWITCH_OUT (1 << 11)
+
 #define CLK_RST_CONTROLLER_CLK_SOURCE_EMC_SAFE 0x724
 
 /* Memory controller registers */