Forráskód Böngészése

sc520: Move board specific settings to board init function

Graeme Russ 14 éve
szülő
commit
870847f5c5
2 módosított fájl, 9 hozzáadás és 19 törlés
  1. 0 19
      arch/i386/cpu/sc520/sc520.c
  2. 9 0
      board/eNET/eNET.c

+ 0 - 19
arch/i386/cpu/sc520/sc520.c

@@ -42,25 +42,6 @@ sc520_mmcr_t *sc520_mmcr = (sc520_mmcr_t *)SC520_MMCR_BASE;
 
 int cpu_init_f(void)
 {
-	/*
-	 * Set the UARTxCTL register at it's slower,
-	 * baud clock giving us a 1.8432 MHz reference
-	 */
-	writeb(0x07, &sc520_mmcr->uart1ctl);
-	writeb(0x07, &sc520_mmcr->uart2ctl);
-
-	/* first set the timer pin mapping */
-	writeb(0x72, &sc520_mmcr->clksel);	/* no clock frequency selected, use 1.1892MHz */
-
-	/* enable PCI bus arbiter (concurrent mode) */
-	writeb(0x02, &sc520_mmcr->sysarbctl);
-
-	/* enable external grants */
-	writeb(0x1f, &sc520_mmcr->sysarbmenb);
-
-	/* enable posted-writes */
-	writeb(0x04, &sc520_mmcr->hbctl);
-
 	if (CONFIG_SYS_SC520_HIGH_SPEED) {
 		/* set it to 133 MHz and write back */
 		writeb(0x02, &sc520_mmcr->cpuctl);

+ 9 - 0
board/eNET/eNET.c

@@ -94,12 +94,21 @@ int board_early_init_f(void)
 	writew(0x0615, &sc520_mmcr->romcs1ctl);
 	writew(0x0615, &sc520_mmcr->romcs2ctl);
 
+	/*
+	 * Set the timer pin mapping
+	 * no clock frequency selected, use 1.1892MHz
+	 */
+	writeb(0x72, &sc520_mmcr->clksel);
+
 	writeb(0x00, &sc520_mmcr->adddecctl);
 	writeb(0x07, &sc520_mmcr->uart1ctl);
 	writeb(0x07, &sc520_mmcr->uart2ctl);
 	writeb(0x06, &sc520_mmcr->sysarbctl);
 	writew(0x0003, &sc520_mmcr->sysarbmenb);
 
+	/* enable posted-writes */
+	writeb(0x04, &sc520_mmcr->hbctl);
+
 	return 0;
 }