powerpc/8xxx: Rework XES boards pci_init_board to use common FSL PCIe code

Remove duplicated code in MPC8xxx XES boards and utilize the common
fsl_pcie_init_board().

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
CC: Peter Tyser <ptyser@xes-inc.com>

1 files changed, 13 insertions, 97 deletions

diff --git a/board/xes/common/fsl_8xxx_pci.c b/board/xes/common/fsl_8xxx_pci.c
index 4135849..28c83c7 100644
--- a/board/xes/common/fsl_8xxx_pci.c
+++ b/board/xes/common/fsl_8xxx_pci.c
@@ -34,57 +34,16 @@
 #ifdef CONFIG_PCI1
 static struct pci_controller pci1_hose;
 #endif
-#ifdef CONFIG_PCIE1
-static struct pci_controller pcie1_hose;
-#endif
-#ifdef CONFIG_PCIE2
-static struct pci_controller pcie2_hose;
-#endif
-#ifdef CONFIG_PCIE3
-static struct pci_controller pcie3_hose;
-#endif
-
-/*
- * 85xx and 86xx share naming conventions, but different layout.
- * Correlate names to CPU-specific values to share common
- * PCI code.
- */
-#if defined(CONFIG_MPC85xx)
-#define MPC8xxx_DEVDISR_PCIE1		MPC85xx_DEVDISR_PCIE
-#define MPC8xxx_DEVDISR_PCIE2		MPC85xx_DEVDISR_PCIE2
-#define MPC8xxx_DEVDISR_PCIE3		MPC85xx_DEVDISR_PCIE3
-#define MPC8xxx_PORDEVSR_IO_SEL		MPC85xx_PORDEVSR_IO_SEL
-#define MPC8xxx_PORDEVSR_IO_SEL_SHIFT	MPC85xx_PORDEVSR_IO_SEL_SHIFT
-#define MPC8xxx_PORBMSR_HA		MPC85xx_PORBMSR_HA
-#define MPC8xxx_PORBMSR_HA_SHIFT	MPC85xx_PORBMSR_HA_SHIFT
-#elif defined(CONFIG_MPC86xx)
-#define MPC8xxx_DEVDISR_PCIE1		MPC86xx_DEVDISR_PCIEX1
-#define MPC8xxx_DEVDISR_PCIE2		MPC86xx_DEVDISR_PCIEX2
-#define MPC8xxx_DEVDISR_PCIE3	 	0	/* 8641 doesn't have PCIe3 */
-#define MPC8xxx_PORDEVSR_IO_SEL		MPC8641_PORDEVSR_IO_SEL
-#define MPC8xxx_PORDEVSR_IO_SEL_SHIFT	MPC8641_PORDEVSR_IO_SEL_SHIFT
-#define MPC8xxx_PORBMSR_HA		MPC8641_PORBMSR_HA
-#define MPC8xxx_PORBMSR_HA_SHIFT	MPC8641_PORBMSR_HA_SHIFT
-#endif
 
 void pci_init_board(void)
 {
-	struct fsl_pci_info pci_info[3];
 	int first_free_busno = 0;
-	int num = 0;
-	int pcie_ep;
-	__maybe_unused int pcie_configured;
 
-#if defined(CONFIG_MPC85xx)
+#ifdef CONFIG_PCI1
+	int pcie_ep;
+	struct fsl_pci_info pci_info;
 	volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
-#elif defined(CONFIG_MPC86xx)
-	immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
-	volatile ccsr_gur_t *gur = &immap->im_gur;
-#endif
 	u32 devdisr = in_be32(&gur->devdisr);
-
-#ifdef CONFIG_PCI1
-	u32 pordevsr = in_be32(&gur->pordevsr);
 	uint pci_spd_norm = in_be32(&gur->pordevsr) & MPC85xx_PORDEVSR_PCI1_SPD;
 	uint pci_32 = in_be32(&gur->pordevsr) & MPC85xx_PORDEVSR_PCI1_PCI32;
 	uint pci_arb = in_be32(&gur->pordevsr) & MPC85xx_PORDEVSR_PCI1_ARB;
@@ -92,8 +51,13 @@ void pci_init_board(void)
 	uint freq = CONFIG_SYS_CLK_FREQ / 1000 / 1000;
 
 	if (!(devdisr & MPC85xx_DEVDISR_PCI1)) {
-		SET_STD_PCI_INFO(pci_info[num], 1);
-		pcie_ep = fsl_setup_hose(&pci1_hose, pci_info[num].regs);
+		SET_STD_PCI_INFO(pci_info, 1);
+		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);
+
+		pcie_ep = fsl_setup_hose(&pci1_hose, pci_info.regs);
 		printf("PCI1: %d bit %s, %s %d MHz, %s, %s\n",
 			pci_32 ? 32 : 64,
 			pcix ? "PCIX" : "PCI",
@@ -102,66 +66,18 @@ void pci_init_board(void)
 			pcie_ep ? "agent" : "host",
 			pci_arb ? "arbiter" : "external-arbiter");
 
-		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("PCI1: disabled\n");
 	}
 #elif defined CONFIG_MPC8548
+	volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
 	/* PCI1 not present on MPC8572 */
 	setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCI1);
 #endif
 
-#ifdef CONFIG_PCIE1
-	pcie_configured = is_serdes_configured(PCIE1);
-
-	if (pcie_configured && !(devdisr & MPC8xxx_DEVDISR_PCIE1)) {
-		SET_STD_PCIE_INFO(pci_info[num], 1);
-		pcie_ep = fsl_setup_hose(&pcie1_hose, pci_info[num].regs);
-		printf("PCIE1: connected as %s\n",
-			pcie_ep ? "Endpoint" : "Root Complex");
-		first_free_busno = fsl_pci_init_port(&pci_info[num++],
-					&pcie1_hose, first_free_busno);
-	} else {
-		printf("PCIE1: disabled\n");
-	}
-#else
-	setbits_be32(&gur->devdisr, MPC8xxx_DEVDISR_PCIE1);
-#endif /* CONFIG_PCIE1 */
-
-#ifdef CONFIG_PCIE2
-	pcie_configured = is_serdes_configured(PCIE2);
-
-	if (pcie_configured && !(devdisr & MPC8xxx_DEVDISR_PCIE2)) {
-		SET_STD_PCIE_INFO(pci_info[num], 2);
-		pcie_ep = fsl_setup_hose(&pcie2_hose, pci_info[num].regs);
-		printf("PCIE2: connected as %s\n",
-			pcie_ep ? "Endpoint" : "Root Complex");
-		first_free_busno = fsl_pci_init_port(&pci_info[num++],
-					&pcie2_hose, first_free_busno);
-	} else {
-		printf("PCIE2: disabled\n");
-	}
-#else
-	setbits_be32(&gur->devdisr, MPC8xxx_DEVDISR_PCIE2);
-#endif /* CONFIG_PCIE2 */
-
-#ifdef CONFIG_PCIE3
-	pcie_configured = is_serdes_configured(PCIE3);
-
-	if (pcie_configured && !(devdisr & MPC8xxx_DEVDISR_PCIE3)) {
-		SET_STD_PCIE_INFO(pci_info[num], 3);
-		pcie_ep = fsl_setup_hose(&pcie3_hose, pci_info[num].regs);
-		printf("PCIE3: connected as %s\n",
-			pcie_ep ? "Endpoint" : "Root Complex");
-		first_free_busno = fsl_pci_init_port(&pci_info[num++],
-					&pcie3_hose, first_free_busno);
-	} else {
-		printf("PCIE3: disabled\n");
-	}
-#else
-	setbits_be32(&gur->devdisr, MPC8xxx_DEVDISR_PCIE3);
-#endif /* CONFIG_PCIE3 */
+	fsl_pcie_init_board(first_free_busno);
 }
 
 #if defined(CONFIG_OF_BOARD_SETUP)