powerpc/86xx: Rework MPC8610HPCD pci_init_board to use common FSL PCIe code

Remove duplicated code in MPC8610HPCD board and utilize the common
fsl_pcie_init_board().  We also now dynamically setup the LAWs for PCI
controllers based on which PCIe controllers are enabled.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>

board/freescale/mpc8610hpcd/law.c

@@ -1,5 +1,5 @@
 /*
- * Copyright 2008 Freescale Semiconductor, Inc.
+ * Copyright 2008,2010 Freescale Semiconductor, Inc.
  *
  * (C) Copyright 2000
  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
@@ -31,14 +31,8 @@ struct law_entry law_table[] = {
 #if !defined(CONFIG_SPD_EEPROM)
 	SET_LAW(CONFIG_SYS_DDR_SDRAM_BASE, LAW_SIZE_512M, LAW_TRGT_IF_DDR_1),
 #endif
-	SET_LAW(CONFIG_SYS_PCIE1_MEM_PHYS, LAW_SIZE_256M, LAW_TRGT_IF_PCIE_1),
-	SET_LAW(CONFIG_SYS_PCIE2_MEM_PHYS, LAW_SIZE_256M, LAW_TRGT_IF_PCIE_2),
 	SET_LAW(PIXIS_BASE, LAW_SIZE_2M, LAW_TRGT_IF_LBC),
-	SET_LAW(CONFIG_SYS_PCIE1_IO_PHYS, LAW_SIZE_1M, LAW_TRGT_IF_PCIE_1),
-	SET_LAW(CONFIG_SYS_PCIE2_IO_PHYS, LAW_SIZE_1M, LAW_TRGT_IF_PCIE_2),
 	SET_LAW(CONFIG_SYS_FLASH_BASE, LAW_SIZE_256M, LAW_TRGT_IF_LBC),
-	SET_LAW(CONFIG_SYS_PCI1_MEM_PHYS, LAW_SIZE_256M, LAW_TRGT_IF_PCI_1),
-	SET_LAW(CONFIG_SYS_PCI1_IO_PHYS, LAW_SIZE_1M, LAW_TRGT_IF_PCI_1)
 };
 
 int num_law_entries = ARRAY_SIZE(law_table);

board/freescale/mpc8610hpcd/mpc8610hpcd.c

@@ -213,78 +213,34 @@ config_table:pci_mpc86xxcts_config_table
 };
 #endif /* CONFIG_PCI */
 
-#ifdef CONFIG_PCIE1
-static struct pci_controller pcie1_hose;
-#endif
-
-#ifdef CONFIG_PCIE2
-static struct pci_controller pcie2_hose;
-#endif
-
 void pci_init_board(void)
 {
 	volatile immap_t *immap = (immap_t *) CONFIG_SYS_CCSRBAR;
 	volatile ccsr_gur_t *gur = &immap->im_gur;
-	struct fsl_pci_info pci_info[3];
+	struct fsl_pci_info pci_info;
 	u32 devdisr, pordevsr;
-	int first_free_busno = 0;
+	int first_free_busno;
-	int num = 0;
+	int pci_agent;
-
-	int pci_agent, pcie_ep, pcie_configured;
 
 	devdisr = in_be32(&gur->devdisr);
 	pordevsr = in_be32(&gur->pordevsr);
 
-#ifdef CONFIG_PCIE1
+	first_free_busno = fsl_pcie_init_board(0);
-	pcie_configured = is_serdes_configured(PCIE1);
-
-	if (pcie_configured && !(devdisr & MPC86xx_DEVDISR_PCIE1)){
-		SET_STD_PCIE_INFO(pci_info[num], 1);
-		pcie_ep = fsl_setup_hose(&pcie1_hose, pci_info[num].regs);
-		printf("PCIE1: connected to ULI as %s (base addr %lx)\n",
-			pcie_ep ? "Endpoint" : "Root Complex",
-			pci_info[num].regs);
-
-		first_free_busno = fsl_pci_init_port(&pci_info[num++],
-					&pcie1_hose, first_free_busno);
-	} else {
-		printf("PCIE1: disabled\n");
-	}
-
-	puts("\n");
-#else
-	setbits_be32(&gur->devdisr, MPC86xx_DEVDISR_PCIE1); /* disable */
-#endif
-
-#ifdef CONFIG_PCIE2
-	pcie_configured = is_serdes_configured(PCIE2);
-
-	if (pcie_configured && !(devdisr & MPC86xx_DEVDISR_PCIE2)){
-		SET_STD_PCIE_INFO(pci_info[num], 2);
-		pcie_ep = fsl_setup_hose(&pcie2_hose, pci_info[num].regs);
-		printf("PCIE2: connected to Slot as %s (base addr %lx)\n",
-			pcie_ep ? "Endpoint" : "Root Complex",
-			pci_info[num].regs);
-		first_free_busno = fsl_pci_init_port(&pci_info[num++],
-					&pcie2_hose, first_free_busno);
-	} else {
-		printf("PCIE2: disabled\n");
-	}
-
-	puts("\n");
-#else
-	setbits_be32(&gur->devdisr, MPC86xx_DEVDISR_PCIE2); /* disable */
-#endif
 
 #ifdef CONFIG_PCI1
 	if (!(devdisr & MPC86xx_DEVDISR_PCI1)) {
-		SET_STD_PCI_INFO(pci_info[num], 1);
+		SET_STD_PCI_INFO(pci_info, 1);
-		pci_agent = fsl_setup_hose(&pci1_hose, pci_info[num].regs);
+		set_next_law(pci_info.mem_phys,
+			law_size_bits(pci_info.mem_size), pci_info.law);
+		set_next_law(pci_info.io_phys,
+			law_size_bits(pci_info.io_size), pci_info.law);
+
+		pci_agent = fsl_setup_hose(&pci1_hose, pci_info.regs);
 		printf("PCI: connected to PCI slots as %s" \
 			" (base address %lx)\n",
 			pci_agent ? "Agent" : "Host",
-			pci_info[num].regs);
+			pci_info.regs);
-		first_free_busno = fsl_pci_init_port(&pci_info[num++],
+		first_free_busno = fsl_pci_init_port(&pci_info,
 					&pci1_hose, first_free_busno);
 	} else {
 		printf("PCI: disabled\n");
@@ -294,6 +250,8 @@ void pci_init_board(void)
 #else
 	setbits_be32(&gur->devdisr, MPC86xx_DEVDISR_PCI1); /* disable */
 #endif
+
+	fsl_pcie_init_board(first_free_busno);
 }
 
 #if defined(CONFIG_OF_BOARD_SETUP)

include/configs/MPC8610HPCD.h

@@ -1,5 +1,5 @@
 /*
- * Copyright 2007 Freescale Semiconductor, Inc.
+ * Copyright 2007, 2010 Freescale Semiconductor, Inc.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -276,6 +276,7 @@
 #define CONFIG_SYS_PCI1_IO_SIZE	0x00100000	/* 1M */
 
 /* controller 1, Base address 0xa000 */
+#define CONFIG_SYS_PCIE1_NAME		"ULI"
 #define CONFIG_SYS_PCIE1_MEM_BUS	0xa0000000
 #define CONFIG_SYS_PCIE1_MEM_PHYS	CONFIG_SYS_PCIE1_MEM_BUS
 #define CONFIG_SYS_PCIE1_MEM_SIZE	0x10000000	/* 256M */
@@ -284,6 +285,7 @@
 #define CONFIG_SYS_PCIE1_IO_SIZE	0x00100000	/* 1M */
 
 /* controller 2, Base Address 0x9000 */
+#define CONFIG_SYS_PCIE2_NAME		"Slot 1"
 #define CONFIG_SYS_PCIE2_MEM_BUS	0x90000000
 #define CONFIG_SYS_PCIE2_MEM_PHYS	CONFIG_SYS_PCIE2_MEM_BUS
 #define CONFIG_SYS_PCIE2_MEM_SIZE	0x10000000	/* 256M */