[MIPS] Malta: Fix for SOCitSC based Maltas

And an attempt to tidy up the core/controller differences.

Signed-off-by: Chris Dearman <chris@mips.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

2 files changed, 51 insertions, 31 deletions

diff --git a/arch/mips/mips-boards/generic/init.c b/arch/mips/mips-boards/generic/init.c
index 88e9c2a7a2f9..4eabc1eadd23 100644
--- a/arch/mips/mips-boards/generic/init.c
+++ b/arch/mips/mips-boards/generic/init.c
@@ -57,7 +57,8 @@ int *_prom_argv, *_prom_envp;
 
 int init_debug = 0;
 
-unsigned int mips_revision_corid;
+int mips_revision_corid;
+int mips_revision_sconid;
 
 /* Bonito64 system controller register base. */
 unsigned long _pcictrl_bonito;
@@ -275,13 +276,38 @@ void __init prom_init(void)
 		else
 			mips_revision_corid = MIPS_REVISION_CORID_CORE_EMUL_MSC;
 	}
-	switch(mips_revision_corid) {
+
+	mips_revision_sconid = MIPS_REVISION_SCONID;
+	if (mips_revision_sconid == MIPS_REVISION_SCON_OTHER) {
+		switch (mips_revision_corid) {
+		case MIPS_REVISION_CORID_QED_RM5261:
+		case MIPS_REVISION_CORID_CORE_LV:
+		case MIPS_REVISION_CORID_CORE_FPGA:
+		case MIPS_REVISION_CORID_CORE_FPGAR2:
+			mips_revision_sconid = MIPS_REVISION_SCON_GT64120;
+			break;
+		case MIPS_REVISION_CORID_CORE_EMUL_BON:
+		case MIPS_REVISION_CORID_BONITO64:
+		case MIPS_REVISION_CORID_CORE_20K:
+			mips_revision_sconid = MIPS_REVISION_SCON_BONITO;
+			break;
+		case MIPS_REVISION_CORID_CORE_MSC:
+		case MIPS_REVISION_CORID_CORE_FPGA2:
+		case MIPS_REVISION_CORID_CORE_FPGA3:
+		case MIPS_REVISION_CORID_CORE_24K:
+		case MIPS_REVISION_CORID_CORE_EMUL_MSC:
+			mips_revision_sconid = MIPS_REVISION_SCON_SOCIT;
+			break;
+		default:
+			mips_display_message("CC Error");
+			while (1);   /* We die here... */
+		}
+	}
+
+	switch (mips_revision_sconid) {
 		u32 start, map, mask, data;
 
-	case MIPS_REVISION_CORID_QED_RM5261:
-	case MIPS_REVISION_CORID_CORE_LV:
-	case MIPS_REVISION_CORID_CORE_FPGA:
-	case MIPS_REVISION_CORID_CORE_FPGAR2:
+	case MIPS_REVISION_SCON_GT64120:
 		/*
 		 * Setup the North bridge to do Master byte-lane swapping
 		 * when running in bigendian.
@@ -305,9 +331,7 @@ void __init prom_init(void)
 		set_io_port_base(MALTA_GT_PORT_BASE);
 		break;
 
-	case MIPS_REVISION_CORID_CORE_EMUL_BON:
-	case MIPS_REVISION_CORID_BONITO64:
-	case MIPS_REVISION_CORID_CORE_20K:
+	case MIPS_REVISION_SCON_BONITO:
 		_pcictrl_bonito_pcicfg = (unsigned long)ioremap(BONITO_PCICFG_BASE, BONITO_PCICFG_SIZE);
 
 		/*
@@ -334,13 +358,10 @@ void __init prom_init(void)
 		set_io_port_base(MALTA_BONITO_PORT_BASE);
 		break;
 
-	case MIPS_REVISION_CORID_CORE_MSC:
-	case MIPS_REVISION_CORID_CORE_FPGA2:
-	case MIPS_REVISION_CORID_CORE_FPGA3:
-	case MIPS_REVISION_CORID_CORE_24K:
-	case MIPS_REVISION_CORID_CORE_EMUL_MSC:
+	case MIPS_REVISION_SCON_SOCIT:
+	case MIPS_REVISION_SCON_ROCIT:
 		_pcictrl_msc = (unsigned long)ioremap(MIPS_MSC01_PCI_REG_BASE, 0x2000);
-
+	mips_pci_controller:
 		mb();
 		MSC_READ(MSC01_PCI_CFG, data);
 		MSC_WRITE(MSC01_PCI_CFG, data & ~MSC01_PCI_CFG_EN_BIT);
@@ -374,10 +395,15 @@ void __init prom_init(void)
 		set_io_port_base(MALTA_MSC_PORT_BASE);
 		break;
 
+	case MIPS_REVISION_SCON_SOCITSC:
+	case MIPS_REVISION_SCON_SOCITSCP:
+		_pcictrl_msc = (unsigned long)ioremap(MIPS_SOCITSC_PCI_REG_BASE, 0x2000);
+		goto mips_pci_controller;
+
 	default:
-		/* Unknown Core card */
-		mips_display_message("CC Error");
-		while(1);   /* We die here... */
+		/* Unknown system controller */
+		mips_display_message("SC Error");
+		while (1);   /* We die here... */
 	}
 #endif
 	board_nmi_handler_setup = mips_nmi_setup;
diff --git a/arch/mips/mips-boards/generic/pci.c b/arch/mips/mips-boards/generic/pci.c
index f98d60f78658..c9852206890a 100644
--- a/arch/mips/mips-boards/generic/pci.c
+++ b/arch/mips/mips-boards/generic/pci.c
@@ -92,11 +92,8 @@ void __init mips_pcibios_init(void)
 	struct pci_controller *controller;
 	resource_size_t start, end, map, start1, end1, map1, map2, map3, mask;
 
-	switch (mips_revision_corid) {
-	case MIPS_REVISION_CORID_QED_RM5261:
-	case MIPS_REVISION_CORID_CORE_LV:
-	case MIPS_REVISION_CORID_CORE_FPGA:
-	case MIPS_REVISION_CORID_CORE_FPGAR2:
+	switch (mips_revision_sconid) {
+	case MIPS_REVISION_SCON_GT64120:
 		/*
 		 * Due to a bug in the Galileo system controller, we need
 		 * to setup the PCI BAR for the Galileo internal registers.
@@ -161,9 +158,7 @@ void __init mips_pcibios_init(void)
 		controller = &gt64120_controller;
 		break;
 
-	case MIPS_REVISION_CORID_BONITO64:
-	case MIPS_REVISION_CORID_CORE_20K:
-	case MIPS_REVISION_CORID_CORE_EMUL_BON:
+	case MIPS_REVISION_SCON_BONITO:
 		/* Set up resource ranges from the controller's registers.  */
 		map = BONITO_PCIMAP;
 		map1 = (BONITO_PCIMAP & BONITO_PCIMAP_PCIMAP_LO0) >>
@@ -195,11 +190,10 @@ void __init mips_pcibios_init(void)
 		controller = &bonito64_controller;
 		break;
 
-	case MIPS_REVISION_CORID_CORE_MSC:
-	case MIPS_REVISION_CORID_CORE_FPGA2:
-	case MIPS_REVISION_CORID_CORE_FPGA3:
-	case MIPS_REVISION_CORID_CORE_24K:
-	case MIPS_REVISION_CORID_CORE_EMUL_MSC:
+	case MIPS_REVISION_SCON_SOCIT:
+	case MIPS_REVISION_SCON_ROCIT:
+	case MIPS_REVISION_SCON_SOCITSC:
+	case MIPS_REVISION_SCON_SOCITSCP:
 		/* Set up resource ranges from the controller's registers.  */
 		MSC_READ(MSC01_PCI_SC2PMBASL, start);
 		MSC_READ(MSC01_PCI_SC2PMMSKL, mask);