Refactoring and comment adding

bootloader/mem/mc.c

@@ -127,7 +127,7 @@ void mc_disable_ahb_redirect()
 void mc_enable()
 {
 	CLOCK(CLK_RST_CONTROLLER_CLK_SOURCE_EMC) = (CLOCK(CLK_RST_CONTROLLER_CLK_SOURCE_EMC) & 0x1FFFFFFF) | 0x40000000;
-	// Enable MIPI CAL clock.
+	// Enable EMC clock.
 	CLOCK(CLK_RST_CONTROLLER_CLK_ENB_H_SET) = (CLOCK(CLK_RST_CONTROLLER_CLK_ENB_H_SET) & 0xFDFFFFFF) | 0x2000000;
 	// Enable MC clock.
 	CLOCK(CLK_RST_CONTROLLER_CLK_ENB_H_SET) = (CLOCK(CLK_RST_CONTROLLER_CLK_ENB_H_SET) & 0xFFFFFFFE) | 1;

bootloader/mem/minerva.c

@@ -64,6 +64,7 @@ void minerva_change_freq(minerva_freq_t freq)
 {
 	if (!minerva_cfg)
 		return;
+
 	mtc_config_t *mtc_cfg = (mtc_config_t *)&nyx_str->mtc_cfg;
 	if (minerva_cfg && (mtc_cfg->rate_from != freq))
 	{
@@ -77,6 +78,7 @@ void minerva_periodic_training()
 {
 	if (!minerva_cfg)
 		return;
+
 	mtc_config_t *mtc_cfg = (mtc_config_t *)&nyx_str->mtc_cfg;
 	if (minerva_cfg && mtc_cfg->rate_from == FREQ_1600)
 	{