MIPS: remove the HT_PCI config option

This option is always selected from LOONGSON_MACH3X.  Switch to just
seleting PCI from that option and definining LOONGSON_PCIIO_BASE based
on CONFIG_LOONGSON_MACH3X.  PCI already selects PCI_DOMAINS.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Paul Burton <paul.burton@mips.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>

arch/mips/Kconfig

@@ -3040,17 +3040,6 @@ config PCI
 	  your box. Other bus systems are ISA, EISA, or VESA. If you have PCI,
 	  say Y, otherwise N.
 
-config HT_PCI
-	bool "Support for HT-linked PCI"
-	default y
-	depends on CPU_LOONGSON3
-	select PCI
-	select PCI_DOMAINS
-	help
-	  Loongson family machines use Hyper-Transport bus for inter-core
-	  connection and device connection. The PCI bus is a subordinate
-	  linked at HT. Choose Y for Loongson-3 based machines.
-
 config PCI_DOMAINS
 	bool
 

arch/mips/include/asm/mach-loongson64/loongson.h

@@ -113,7 +113,7 @@ static inline void do_perfcnt_IRQ(void)
 #define LOONGSON_PCICFG_SIZE	0x00000800	/* 2K */
 #define LOONGSON_PCICFG_TOP	(LOONGSON_PCICFG_BASE+LOONGSON_PCICFG_SIZE-1)
 
-#if defined(CONFIG_HT_PCI)
+#ifdef CONFIG_CPU_LOONGSON3
 #define LOONGSON_PCIIO_BASE	loongson_sysconf.pci_io_base
 #else
 #define LOONGSON_PCIIO_BASE	0x1fd00000

arch/mips/loongson64/Kconfig

@@ -76,7 +76,7 @@ config LOONGSON_MACH3X
 	select CPU_HAS_WB
 	select HW_HAS_PCI
 	select ISA
-	select HT_PCI
+	select PCI
 	select I8259
 	select IRQ_MIPS_CPU
 	select NR_CPUS_DEFAULT_4