---

yaml --- r: 330364 b: refs/heads/master c: 905e75c h: refs/heads/master v: v3
git-mirror · Sep 12, 2012 · 6b79d73 · 6b79d73
1 parent 9f5de8e
commit 6b79d73
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Showing 34 changed files with 250 additions and 538 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 9e67886becd7fab36c97ef43bb81515c18a66be1
+refs/heads/master: 905e75c46dba5f3061049277e4eb7110beedba43
diff --git a/trunk/arch/powerpc/platforms/85xx/common.c b/trunk/arch/powerpc/platforms/85xx/common.c
@@ -27,6 +27,16 @@ static struct of_device_id __initdata mpc85xx_common_ids[] = {
 	{ .compatible = "fsl,mpc8548-guts", },
 	/* Probably unnecessary? */
 	{ .compatible = "gpio-leds", },
+	/* For all PCI controllers */
+	{ .compatible = "fsl,mpc8540-pci", },
+	{ .compatible = "fsl,mpc8548-pcie", },
+	{ .compatible = "fsl,p1022-pcie", },
+	{ .compatible = "fsl,p1010-pcie", },
+	{ .compatible = "fsl,p1023-pcie", },
+	{ .compatible = "fsl,p4080-pcie", },
+	{ .compatible = "fsl,qoriq-pcie-v2.4", },
+	{ .compatible = "fsl,qoriq-pcie-v2.3", },
+	{ .compatible = "fsl,qoriq-pcie-v2.2", },
 	{},
 };
 

diff --git a/trunk/arch/powerpc/platforms/85xx/corenet_ds.c b/trunk/arch/powerpc/platforms/85xx/corenet_ds.c
@@ -16,7 +16,6 @@
 #include <linux/kdev_t.h>
 #include <linux/delay.h>
 #include <linux/interrupt.h>
-#include <linux/memblock.h>
 
 #include <asm/time.h>
 #include <asm/machdep.h>
@@ -52,39 +51,16 @@ void __init corenet_ds_pic_init(void)
  */
 void __init corenet_ds_setup_arch(void)
 {
-#ifdef CONFIG_PCI
-	struct device_node *np;
-	struct pci_controller *hose;
-#endif
-	dma_addr_t max = 0xffffffff;
-
 	mpc85xx_smp_init();
 
-#ifdef CONFIG_PCI
-	for_each_node_by_type(np, "pci") {
-		if (of_device_is_compatible(np, "fsl,p4080-pcie") ||
-		    of_device_is_compatible(np, "fsl,qoriq-pcie-v2.2") ||
-		    of_device_is_compatible(np, "fsl,qoriq-pcie-v2.3") ||
-		    of_device_is_compatible(np, "fsl,qoriq-pcie-v2.4")) {
-			fsl_add_bridge(np, 0);
-			hose = pci_find_hose_for_OF_device(np);
-			max = min(max, hose->dma_window_base_cur +
-					hose->dma_window_size);
-		}
-	}
-
-#ifdef CONFIG_PPC64
+#if defined(CONFIG_PCI) && defined(CONFIG_PPC64)
 	pci_devs_phb_init();
 #endif
-#endif
 
-#ifdef CONFIG_SWIOTLB
-	if ((memblock_end_of_DRAM() - 1) > max) {
-		ppc_swiotlb_enable = 1;
-		set_pci_dma_ops(&swiotlb_dma_ops);
-		ppc_md.pci_dma_dev_setup = pci_dma_dev_setup_swiotlb;
-	}
-#endif
+	fsl_pci_assign_primary();
+
+	swiotlb_detect_4g();
+
 	pr_info("%s board from Freescale Semiconductor\n", ppc_md.name);
 }
 

diff --git a/trunk/arch/powerpc/platforms/85xx/ge_imp3a.c b/trunk/arch/powerpc/platforms/85xx/ge_imp3a.c
@@ -22,7 +22,6 @@
 #include <linux/seq_file.h>
 #include <linux/interrupt.h>
 #include <linux/of_platform.h>
-#include <linux/memblock.h>
 
 #include <asm/time.h>
 #include <asm/machdep.h>
@@ -84,53 +83,39 @@ void __init ge_imp3a_pic_init(void)
 	of_node_put(cascade_node);
 }
 
-#ifdef CONFIG_PCI
-static int primary_phb_addr;
-#endif	/* CONFIG_PCI */
-
-/*
- * Setup the architecture
- */
-static void __init ge_imp3a_setup_arch(void)
+static void ge_imp3a_pci_assign_primary(void)
 {
-	struct device_node *regs;
 #ifdef CONFIG_PCI
 	struct device_node *np;
-	struct pci_controller *hose;
-#endif
-	dma_addr_t max = 0xffffffff;
+	struct resource rsrc;
 
-	if (ppc_md.progress)
-		ppc_md.progress("ge_imp3a_setup_arch()", 0);
-
-#ifdef CONFIG_PCI
 	for_each_node_by_type(np, "pci") {
 		if (of_device_is_compatible(np, "fsl,mpc8540-pci") ||
 		    of_device_is_compatible(np, "fsl,mpc8548-pcie") ||
 		    of_device_is_compatible(np, "fsl,p2020-pcie")) {
-			struct resource rsrc;
 			of_address_to_resource(np, 0, &rsrc);
-			if ((rsrc.start & 0xfffff) == primary_phb_addr)
-				fsl_add_bridge(np, 1);
-			else
-				fsl_add_bridge(np, 0);
-
-			hose = pci_find_hose_for_OF_device(np);
-			max = min(max, hose->dma_window_base_cur +
-					hose->dma_window_size);
+			if ((rsrc.start & 0xfffff) == 0x9000)
+				fsl_pci_primary = np;
 		}
 	}
 #endif
+}
+
+/*
+ * Setup the architecture
+ */
+static void __init ge_imp3a_setup_arch(void)
+{
+	struct device_node *regs;
+
+	if (ppc_md.progress)
+		ppc_md.progress("ge_imp3a_setup_arch()", 0);
 
 	mpc85xx_smp_init();
 
-#ifdef CONFIG_SWIOTLB
-	if ((memblock_end_of_DRAM() - 1) > max) {
-		ppc_swiotlb_enable = 1;
-		set_pci_dma_ops(&swiotlb_dma_ops);
-		ppc_md.pci_dma_dev_setup = pci_dma_dev_setup_swiotlb;
-	}
-#endif
+	ge_imp3a_pci_assign_primary();
+
+	swiotlb_detect_4g();
 
 	/* Remap basic board registers */
 	regs = of_find_compatible_node(NULL, NULL, "ge,imp3a-fpga-regs");
@@ -215,17 +200,10 @@ static int __init ge_imp3a_probe(void)
 {
 	unsigned long root = of_get_flat_dt_root();
 
-	if (of_flat_dt_is_compatible(root, "ge,IMP3A")) {
-#ifdef CONFIG_PCI
-		primary_phb_addr = 0x9000;
-#endif
-		return 1;
-	}
-
-	return 0;
+	return of_flat_dt_is_compatible(root, "ge,IMP3A");
 }
 
-machine_device_initcall(ge_imp3a, mpc85xx_common_publish_devices);
+machine_arch_initcall(ge_imp3a, mpc85xx_common_publish_devices);
 
 machine_arch_initcall(ge_imp3a, swiotlb_setup_bus_notifier);
 

diff --git a/trunk/arch/powerpc/platforms/85xx/mpc8536_ds.c b/trunk/arch/powerpc/platforms/85xx/mpc8536_ds.c
@@ -17,7 +17,6 @@
 #include <linux/seq_file.h>
 #include <linux/interrupt.h>
 #include <linux/of_platform.h>
-#include <linux/memblock.h>
 
 #include <asm/time.h>
 #include <asm/machdep.h>
@@ -46,46 +45,17 @@ void __init mpc8536_ds_pic_init(void)
  */
 static void __init mpc8536_ds_setup_arch(void)
 {
-#ifdef CONFIG_PCI
-	struct device_node *np;
-	struct pci_controller *hose;
-#endif
-	dma_addr_t max = 0xffffffff;
-
 	if (ppc_md.progress)
 		ppc_md.progress("mpc8536_ds_setup_arch()", 0);
 
-#ifdef CONFIG_PCI
-	for_each_node_by_type(np, "pci") {
-		if (of_device_is_compatible(np, "fsl,mpc8540-pci") ||
-		    of_device_is_compatible(np, "fsl,mpc8548-pcie")) {
-			struct resource rsrc;
-			of_address_to_resource(np, 0, &rsrc);
-			if ((rsrc.start & 0xfffff) == 0x8000)
-				fsl_add_bridge(np, 1);
-			else
-				fsl_add_bridge(np, 0);
-
-			hose = pci_find_hose_for_OF_device(np);
-			max = min(max, hose->dma_window_base_cur +
-					hose->dma_window_size);
-		}
-	}
-
-#endif
+	fsl_pci_assign_primary();
 
-#ifdef CONFIG_SWIOTLB
-	if ((memblock_end_of_DRAM() - 1) > max) {
-		ppc_swiotlb_enable = 1;
-		set_pci_dma_ops(&swiotlb_dma_ops);
-		ppc_md.pci_dma_dev_setup = pci_dma_dev_setup_swiotlb;
-	}
-#endif
+	swiotlb_detect_4g();
 
 	printk("MPC8536 DS board from Freescale Semiconductor\n");
 }
 
-machine_device_initcall(mpc8536_ds, mpc85xx_common_publish_devices);
+machine_arch_initcall(mpc8536_ds, mpc85xx_common_publish_devices);
 
 machine_arch_initcall(mpc8536_ds, swiotlb_setup_bus_notifier);
 

diff --git a/trunk/arch/powerpc/platforms/85xx/mpc85xx_ads.c b/trunk/arch/powerpc/platforms/85xx/mpc85xx_ads.c
@@ -137,10 +137,6 @@ static void __init init_ioports(void)
 
 static void __init mpc85xx_ads_setup_arch(void)
 {
-#ifdef CONFIG_PCI
-	struct device_node *np;
-#endif
-
 	if (ppc_md.progress)
 		ppc_md.progress("mpc85xx_ads_setup_arch()", 0);
 
@@ -150,11 +146,10 @@ static void __init mpc85xx_ads_setup_arch(void)
 #endif
 
 #ifdef CONFIG_PCI
-	for_each_compatible_node(np, "pci", "fsl,mpc8540-pci")
-		fsl_add_bridge(np, 1);
-
 	ppc_md.pci_exclude_device = mpc85xx_exclude_device;
 #endif
+
+	fsl_pci_assign_primary();
 }
 
 static void mpc85xx_ads_show_cpuinfo(struct seq_file *m)
@@ -173,7 +168,7 @@ static void mpc85xx_ads_show_cpuinfo(struct seq_file *m)
 	seq_printf(m, "PLL setting\t: 0x%x\n", ((phid1 >> 24) & 0x3f));
 }
 
-machine_device_initcall(mpc85xx_ads, mpc85xx_common_publish_devices);
+machine_arch_initcall(mpc85xx_ads, mpc85xx_common_publish_devices);
 
 /*
  * Called very early, device-tree isn't unflattened

diff --git a/trunk/arch/powerpc/platforms/85xx/mpc85xx_cds.c b/trunk/arch/powerpc/platforms/85xx/mpc85xx_cds.c
@@ -276,6 +276,33 @@ machine_device_initcall(mpc85xx_cds, mpc85xx_cds_8259_attach);
 
 #endif /* CONFIG_PPC_I8259 */
 
+static void mpc85xx_cds_pci_assign_primary(void)
+{
+#ifdef CONFIG_PCI
+	struct device_node *np;
+
+	if (fsl_pci_primary)
+		return;
+
+	/*
+	 * MPC85xx_CDS has ISA bridge but unfortunately there is no
+	 * isa node in device tree. We now looking for i8259 node as
+	 * a workaround for such a broken device tree. This routine
+	 * is for complying to all device trees.
+	 */
+	np = of_find_node_by_name(NULL, "i8259");
+	while ((fsl_pci_primary = of_get_parent(np))) {
+		of_node_put(np);
+		np = fsl_pci_primary;
+
+		if ((of_device_is_compatible(np, "fsl,mpc8540-pci") ||
+		    of_device_is_compatible(np, "fsl,mpc8548-pcie")) &&
+		    of_device_is_available(np))
+			return;
+	}
+#endif
+}
+
 /*
  * Setup the architecture
  */
@@ -309,21 +336,12 @@ static void __init mpc85xx_cds_setup_arch(void)
 	}
 
 #ifdef CONFIG_PCI
-	for_each_node_by_type(np, "pci") {
-		if (of_device_is_compatible(np, "fsl,mpc8540-pci") ||
-		    of_device_is_compatible(np, "fsl,mpc8548-pcie")) {
-			struct resource rsrc;
-			of_address_to_resource(np, 0, &rsrc);
-			if ((rsrc.start & 0xfffff) == 0x8000)
-				fsl_add_bridge(np, 1);
-			else
-				fsl_add_bridge(np, 0);
-		}
-	}
-
 	ppc_md.pci_irq_fixup = mpc85xx_cds_pci_irq_fixup;
 	ppc_md.pci_exclude_device = mpc85xx_exclude_device;
 #endif
+
+	mpc85xx_cds_pci_assign_primary();
+	fsl_pci_assign_primary();
 }
 
 static void mpc85xx_cds_show_cpuinfo(struct seq_file *m)
@@ -355,7 +373,7 @@ static int __init mpc85xx_cds_probe(void)
         return of_flat_dt_is_compatible(root, "MPC85xxCDS");
 }
 
-machine_device_initcall(mpc85xx_cds, mpc85xx_common_publish_devices);
+machine_arch_initcall(mpc85xx_cds, mpc85xx_common_publish_devices);
 
 define_machine(mpc85xx_cds) {
 	.name		= "MPC85xx CDS",

diff --git a/trunk/arch/powerpc/platforms/85xx/mpc85xx_ds.c b/trunk/arch/powerpc/platforms/85xx/mpc85xx_ds.c
@@ -20,7 +20,6 @@
 #include <linux/seq_file.h>
 #include <linux/interrupt.h>
 #include <linux/of_platform.h>
-#include <linux/memblock.h>
 
 #include <asm/time.h>
 #include <asm/machdep.h>
@@ -129,13 +128,11 @@ static int mpc85xx_exclude_device(struct pci_controller *hose,
 }
 #endif	/* CONFIG_PCI */
 
-static void __init mpc85xx_ds_pci_init(void)
+static void __init mpc85xx_ds_uli_init(void)
 {
 #ifdef CONFIG_PCI
 	struct device_node *node;
 
-	fsl_pci_init();
-
 	/* See if we have a ULI under the primary */
 
 	node = of_find_node_by_name(NULL, "uli1575");
@@ -160,7 +157,8 @@ static void __init mpc85xx_ds_setup_arch(void)
 		ppc_md.progress("mpc85xx_ds_setup_arch()", 0);
 
 	swiotlb_detect_4g();
-	mpc85xx_ds_pci_init();
+	fsl_pci_assign_primary();
+	mpc85xx_ds_uli_init();
 	mpc85xx_smp_init();
 
 	printk("MPC85xx DS board from Freescale Semiconductor\n");
@@ -176,9 +174,9 @@ static int __init mpc8544_ds_probe(void)
 	return !!of_flat_dt_is_compatible(root, "MPC8544DS");
 }
 
-machine_device_initcall(mpc8544_ds, mpc85xx_common_publish_devices);
-machine_device_initcall(mpc8572_ds, mpc85xx_common_publish_devices);
-machine_device_initcall(p2020_ds, mpc85xx_common_publish_devices);
+machine_arch_initcall(mpc8544_ds, mpc85xx_common_publish_devices);
+machine_arch_initcall(mpc8572_ds, mpc85xx_common_publish_devices);
+machine_arch_initcall(p2020_ds, mpc85xx_common_publish_devices);
 
 machine_arch_initcall(mpc8544_ds, swiotlb_setup_bus_notifier);
 machine_arch_initcall(mpc8572_ds, swiotlb_setup_bus_notifier);