MIPS: Malta: Fix CONFIG_BLK_DEV_IDE vestiges.

Don't depend on CONFIG_IDE to make this more robust.
Signed-off-by: NRalf Baechle <ralf@linux-mips.org>

arch/mips/mti-malta/malta-setup.c

@@ -165,7 +165,6 @@ static void __init plat_setup_iocoherency(void)
 #endif
 }
 
-#ifdef CONFIG_BLK_DEV_IDE
 static void __init pci_clock_check(void)
 {
 	unsigned int __iomem *jmpr_p =
@@ -175,18 +174,25 @@ static void __init pci_clock_check(void)
 		33, 20, 25, 30, 12, 16, 37, 10
 	};
 	int pciclock = pciclocks[jmpr];
-	char *argptr = fw_getcmdline();
+	char *optptr, *argptr = fw_getcmdline();
 
-	if (pciclock != 33 && !strstr(argptr, "idebus=")) {
-		pr_warn("WARNING: PCI clock is %dMHz, setting idebus\n",
+	/*
+	 * If user passed a pci_clock= option, don't tack on another one
+	 */
+	optptr = strstr(argptr, "pci_clock=");
+	if (optptr && (optptr == argptr || optptr[-1] == ' '))
+		return;
+
+	if (pciclock != 33) {
+		pr_warn("WARNING: PCI clock is %dMHz, setting pci_clock\n",
 			pciclock);
 		argptr += strlen(argptr);
-		sprintf(argptr, " idebus=%d", pciclock);
+		sprintf(argptr, " pci_clock=%d", pciclock);
 		if (pciclock < 20 || pciclock > 66)
-			pr_warn("WARNING: IDE timing calculations will be incorrect\n");
+			pr_warn("WARNING: IDE timing calculations will be "
+			        "incorrect\n");
 	}
 }
-#endif
 
 #if defined(CONFIG_VT) && defined(CONFIG_VGA_CONSOLE)
 static void __init screen_info_setup(void)
@@ -272,9 +278,7 @@ void __init plat_mem_setup(void)
 
 	plat_setup_iocoherency();
 
-#ifdef CONFIG_BLK_DEV_IDE
 	pci_clock_check();
-#endif
 
 #ifdef CONFIG_BLK_DEV_FD
 	fd_activate();