[U-Boot] [PATCH 3/3] tqm85xx: Update PCI code

[Peter Tyser <ptyser@xes-inc.com>]

Update to use the recent, common FSL PCI initialization code.

Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
CC: sr at denx.de
---
 board/tqc/tqm85xx/law.c     |    4 +-
 board/tqc/tqm85xx/tlb.c     |   10 ++--
 board/tqc/tqm85xx/tqm85xx.c |  151 ++++++++++++-------------------------------
 include/configs/TQM85xx.h   |   20 +++---
 4 files changed, 59 insertions(+), 126 deletions(-)

diff --git a/board/tqc/tqm85xx/law.c b/board/tqc/tqm85xx/law.c
index 7e9a2c7..e684ba2 100644
--- a/board/tqc/tqm85xx/law.c
+++ b/board/tqc/tqm85xx/law.c
@@ -71,7 +71,7 @@ struct law_entry law_table[] = {
 	SET_LAW(CONFIG_SYS_LBC_FLASH_BASE, LAW_3_SIZE, LAW_TRGT_IF_LBC),
 	SET_LAW(CONFIG_SYS_PCI1_IO_PHYS, LAW_SIZE_16M, LAW_TRGT_IF_PCI),
 #ifdef CONFIG_PCIE1
-	SET_LAW(CONFIG_SYS_PCIE1_MEM_BASE, LAW_5_SIZE, LAW_TRGT_IF_PCIE_1),
+	SET_LAW(CONFIG_SYS_PCIE1_MEM_BUS, LAW_5_SIZE, LAW_TRGT_IF_PCIE_1),
 #else /* !CONFIG_PCIE1 */
 	SET_LAW(CONFIG_SYS_RIO_MEM_BASE, LAW_5_SIZE, LAW_TRGT_IF_RIO),
 #endif /* CONFIG_PCIE1 */
@@ -79,7 +79,7 @@ struct law_entry law_table[] = {
 	SET_LAW(CONFIG_SYS_CAN_BASE, LAW_SIZE_16M, LAW_TRGT_IF_LBC),
 #endif /* CONFIG_CAN_DRIVER || CONFIG_NAND */
 #ifdef CONFIG_PCIE1
-	SET_LAW(CONFIG_SYS_PCIE1_IO_BASE, LAW_SIZE_16M, LAW_TRGT_IF_PCIE_1),
+	SET_LAW(CONFIG_SYS_PCIE1_IO_BUS, LAW_SIZE_16M, LAW_TRGT_IF_PCIE_1),
 #endif /* CONFIG_PCIE */
 };
 
diff --git a/board/tqc/tqm85xx/tlb.c b/board/tqc/tqm85xx/tlb.c
index 71fe3ab..75dd348 100644
--- a/board/tqc/tqm85xx/tlb.c
+++ b/board/tqc/tqm85xx/tlb.c
@@ -80,7 +80,7 @@ struct fsl_e_tlb_entry tlb_table[] = {
 	 * TLB 4:	256M	Non-cacheable, guarded
 	 * 0xc0000000	256M	PCI express MEM First half
 	 */
-	SET_TLB_ENTRY (1, CONFIG_SYS_PCIE1_MEM_BASE, CONFIG_SYS_PCIE1_MEM_BASE,
+	SET_TLB_ENTRY (1, CONFIG_SYS_PCIE1_MEM_BUS, CONFIG_SYS_PCIE1_MEM_BUS,
 		       MAS3_SX | MAS3_SW | MAS3_SR, MAS2_I | MAS2_G,
 		       0, 4, BOOKE_PAGESZ_256M, 1),
 
@@ -88,8 +88,8 @@ struct fsl_e_tlb_entry tlb_table[] = {
 	 * TLB 5:	256M	Non-cacheable, guarded
 	 * 0xd0000000	256M	PCI express MEM Second half
 	 */
-	SET_TLB_ENTRY (1, CONFIG_SYS_PCIE1_MEM_BASE + 0x10000000,
-		       CONFIG_SYS_PCIE1_MEM_BASE + 0x10000000,
+	SET_TLB_ENTRY (1, CONFIG_SYS_PCIE1_MEM_BUS + 0x10000000,
+		       CONFIG_SYS_PCIE1_MEM_BUS + 0x10000000,
 		       MAS3_SX | MAS3_SW | MAS3_SR, MAS2_I | MAS2_G,
 		       0, 5, BOOKE_PAGESZ_256M, 1),
 #else /* !CONFIG_PCIE */
@@ -155,7 +155,7 @@ struct fsl_e_tlb_entry tlb_table[] = {
 	 * TLB 9:	 16M	Non-cacheable, guarded
 	 * 0xef000000	 16M	PCI express IO
 	 */
-	SET_TLB_ENTRY (1, CONFIG_SYS_PCIE1_IO_BASE, CONFIG_SYS_PCIE1_IO_BASE,
+	SET_TLB_ENTRY (1, CONFIG_SYS_PCIE1_IO_BUS, CONFIG_SYS_PCIE1_IO_BUS,
 		       MAS3_SX | MAS3_SW | MAS3_SR, MAS2_I | MAS2_G,
 		       0, 9, BOOKE_PAGESZ_16M, 1),
 #endif /* CONFIG_PCIE */
@@ -205,7 +205,7 @@ struct fsl_e_tlb_entry tlb_table[] = {
 	 * TLB 6:	256M	Non-cacheable, guarded
 	 * 0xc0000000	256M	PCI express MEM First half
 	 */
-	SET_TLB_ENTRY (1, CONFIG_SYS_PCIE1_MEM_BASE, CONFIG_SYS_PCIE1_MEM_BASE,
+	SET_TLB_ENTRY (1, CONFIG_SYS_PCIE1_MEM_BUS, CONFIG_SYS_PCIE1_MEM_BUS,
 		       MAS3_SX | MAS3_SW | MAS3_SR, MAS2_I | MAS2_G,
 		       0, 6, BOOKE_PAGESZ_256M, 1),
 #else /* !CONFIG_PCIE */
diff --git a/board/tqc/tqm85xx/tqm85xx.c b/board/tqc/tqm85xx/tqm85xx.c
index dda2cb6..2c3885f 100644
--- a/board/tqc/tqm85xx/tqm85xx.c
+++ b/board/tqc/tqm85xx/tqm85xx.c
@@ -38,6 +38,7 @@
 #include <asm/immap_85xx.h>
 #include <asm/fsl_pci.h>
 #include <asm/io.h>
+#include <linux/compiler.h>
 #include <ioports.h>
 #include <flash.h>
 #include <libfdt.h>
@@ -534,7 +535,6 @@ void local_bus_init (void)
 /*
  * Initialize PCI Devices, report devices found.
  */
-static int first_free_busno;
 
 #ifdef CONFIG_PCI1
 static struct pci_controller pci1_hose;
@@ -544,144 +544,77 @@ static struct pci_controller pci1_hose;
 static struct pci_controller pcie1_hose;
 #endif /* CONFIG_PCIE1 */
 
-static inline void init_pci1(void)
+void pci_init_board (void)
 {
-	volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
-#ifdef CONFIG_PCI1
-	volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *)CONFIG_SYS_PCI1_ADDR;
-	struct pci_controller *hose = &pci1_hose;
-	struct pci_region *r = hose->regions;
-
-	/* PORDEVSR[15] */
-	uint pci_32 = gur->pordevsr & MPC85xx_PORDEVSR_PCI1_PCI32;
-	/* PORDEVSR[14] */
-	uint pci_arb = gur->pordevsr & MPC85xx_PORDEVSR_PCI1_ARB;
-	/* PORPLLSR[16] */
-	uint pci_clk_sel = gur->porpllsr & MPC85xx_PORDEVSR_PCI1_SPD;
+	struct fsl_pci_info pci_info[2];
+	int first_free_busno = 0;
+	int num = 0;
+	int pcie_ep;
+	__maybe_unused int pcie_configured;
 
-	int pci_agent = fsl_setup_hose(hose, CONFIG_SYS_PCI1_ADDR);
+	volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+	u32 devdisr = in_be32(&gur->devdisr);
+	u32 pordevsr = in_be32(&gur->pordevsr);
+	__maybe_unused uint io_sel = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >>
+			MPC85xx_PORDEVSR_IO_SEL_SHIFT;
 
+#ifdef CONFIG_PCI1
+	uint pci_32 = in_be32(&gur->pordevsr) & MPC85xx_PORDEVSR_PCI1_PCI32;
+	uint pci_arb = in_be32(&gur->pordevsr) & MPC85xx_PORDEVSR_PCI1_ARB;
 	uint pci_speed = CONFIG_SYS_CLK_FREQ;	/* PCI PSPEED in [4:5] */
+	uint pci_clk_sel = in_be32(&gur->porpllsr) & MPC85xx_PORDEVSR_PCI1_SPD;
 
-	if (!(gur->devdisr & MPC85xx_DEVDISR_PCI1)) {
-		printf ("PCI1:  %d bit, %s MHz, %s, %s, %s\n",
+	if (!(devdisr & MPC85xx_DEVDISR_PCI1)) {
+		SET_STD_PCI_INFO(pci_info[num], 1);
+		pcie_ep = fsl_setup_hose(&pci1_hose, pci_info[num].regs);
+		printf ("\n   PCI1:  %d bit, %s MHz, %s, %s, %s\n",
 			(pci_32) ? 32 : 64,
 			(pci_speed == 33333333) ? "33" :
 			(pci_speed == 66666666) ? "66" : "unknown",
 			pci_clk_sel ? "sync" : "async",
-			pci_agent ? "agent" : "host",
+			pcie_ep ? "agent" : "host",
 			pci_arb ? "arbiter" : "external-arbiter");
-
-		/* outbound memory */
-		pci_set_region (r++,
-				CONFIG_SYS_PCI1_MEM_BASE,
-				CONFIG_SYS_PCI1_MEM_PHYS,
-				CONFIG_SYS_PCI1_MEM_SIZE,
-				PCI_REGION_MEM);
-
-		/* outbound io */
-		pci_set_region (r++,
-				CONFIG_SYS_PCI1_IO_BASE,
-				CONFIG_SYS_PCI1_IO_PHYS,
-				CONFIG_SYS_PCI1_IO_SIZE,
-				PCI_REGION_IO);
-
-		hose->region_count = r - hose->regions;
-
-		hose->first_busno = first_free_busno;
-
-		fsl_pci_init(hose, (u32)&pci->cfg_addr, (u32)&pci->cfg_data);
-
-		printf ("       PCI on bus %02x..%02x\n",
-			hose->first_busno, hose->last_busno);
-
-		first_free_busno = hose->last_busno + 1;
+		first_free_busno = fsl_pci_init_port(&pci_info[num++],
+					&pci1_hose, first_free_busno);
 #ifdef CONFIG_PCIX_CHECK
-		if (!(gur->pordevsr & MPC85xx_PORDEVSR_PCI1)) {
+		if (!(in_be32(&gur->pordevsr) & MPC85xx_PORDEVSR_PCI1)) {
 			ushort reg16 =
 				PCI_X_CMD_MAX_SPLIT | PCI_X_CMD_MAX_READ |
 				PCI_X_CMD_ERO | PCI_X_CMD_DPERR_E;
-			uint dev = PCI_BDF(hose->first_busno, 0, 0);
+			uint dev = PCI_BDF(0, 0, 0);
 
 			/* PCI-X init */
 			if (CONFIG_SYS_CLK_FREQ < 66000000)
 				puts ("PCI-X will only work@66 MHz\n");
 
-			pci_hose_write_config_word (hose, dev, PCIX_COMMAND,
-						    reg16);
+			pci_write_config_word(dev, PCIX_COMMAND, reg16);
 		}
 #endif
 	} else {
-		puts ("PCI1:  disabled\n");
+		printf("    PCI1: disabled\n");
 	}
-#else /* !CONFIG_PCI1 */
-	gur->devdisr |= MPC85xx_DEVDISR_PCI1; /* disable */
-#endif /* CONFIG_PCI1 */
-}
+#else
+	setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCI1);
+#endif
 
-static inline void init_pcie1(void)
-{
-	volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
 #ifdef CONFIG_PCIE1
-	uint io_sel = (gur->pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19;
-	volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *)CONFIG_SYS_PCIE1_ADDR;
-	struct pci_controller *hose = &pcie1_hose;
-	int pcie_ep;
-	struct pci_region *r = hose->regions;
-
-	int pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_1, io_sel);
-
-	pcie_ep = fsl_setup_hose(hose, CONFIG_SYS_PCIE1_ADDR);
-
-	if (pcie_configured && !(gur->devdisr & MPC85xx_DEVDISR_PCIE)){
-		printf ("PCIe:  %s, base address %x",
-			pcie_ep ? "Endpoint" : "Root complex", (uint)pci);
-
-		if (pci->pme_msg_det) {
-			pci->pme_msg_det = 0xffffffff;
-			debug (", with errors. Clearing. Now 0x%08x",
-			       pci->pme_msg_det);
-		}
-		puts ("\n");
-
-		/* outbound memory */
-		pci_set_region (r++,
-				CONFIG_SYS_PCIE1_MEM_BASE,
-				CONFIG_SYS_PCIE1_MEM_PHYS,
-				CONFIG_SYS_PCIE1_MEM_SIZE,
-				PCI_REGION_MEM);
-
-		/* outbound io */
-		pci_set_region (r++,
-				CONFIG_SYS_PCIE1_IO_BASE,
-				CONFIG_SYS_PCIE1_IO_PHYS,
-				CONFIG_SYS_PCIE1_IO_SIZE,
-				PCI_REGION_IO);
-
-		hose->region_count = r - hose->regions;
-
-		hose->first_busno = first_free_busno;
-
-		fsl_pci_init(hose, (u32)&pci->cfg_addr, (u32)&pci->cfg_data);
-		printf ("       PCIe on bus %02x..%02x\n",
-			hose->first_busno, hose->last_busno);
-
-		first_free_busno = hose->last_busno + 1;
-
+	pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_1, io_sel);
+
+	if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)) {
+		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 ("PCIe:  disabled\n");
+		printf("    PCIE1: disabled\n");
 	}
-#else /* !CONFIG_PCIE1 */
-	gur->devdisr |= MPC85xx_DEVDISR_PCIE; /* disable */
+#else
+	setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE);
 #endif /* CONFIG_PCIE1 */
 }
 
-void pci_init_board (void)
-{
-	init_pci1();
-	init_pcie1();
-}
-
 #ifdef CONFIG_OF_BOARD_SETUP
 void ft_board_setup (void *blob, bd_t *bd)
 {
diff --git a/include/configs/TQM85xx.h b/include/configs/TQM85xx.h
index ccb339d..01e18f1 100644
--- a/include/configs/TQM85xx.h
+++ b/include/configs/TQM85xx.h
@@ -374,11 +374,11 @@
  * General PCI
  * Addresses are mapped 1-1.
  */
-#define CONFIG_SYS_PCI1_MEM_BASE	0x80000000
-#define CONFIG_SYS_PCI1_MEM_PHYS	CONFIG_SYS_PCI1_MEM_BASE
+#define CONFIG_SYS_PCI1_MEM_BUS		0x80000000
+#define CONFIG_SYS_PCI1_MEM_PHYS	CONFIG_SYS_PCI1_MEM_BUS
 #define CONFIG_SYS_PCI1_MEM_SIZE	0x20000000	/* 512M			*/
-#define CONFIG_SYS_PCI1_IO_BASE	(CONFIG_SYS_CCSRBAR + 0x02000000)
-#define CONFIG_SYS_PCI1_IO_PHYS	CONFIG_SYS_PCI1_IO_BASE
+#define CONFIG_SYS_PCI1_IO_BUS	(CONFIG_SYS_CCSRBAR + 0x02000000)
+#define CONFIG_SYS_PCI1_IO_PHYS	CONFIG_SYS_PCI1_IO_BUS
 #define CONFIG_SYS_PCI1_IO_SIZE	0x1000000	/*  16M			*/
 
 #ifdef CONFIG_PCIE1
@@ -387,16 +387,16 @@
  * Addresses are mapped 1-1.
  */
 #ifdef CONFIG_TQM_BIGFLASH
-#define CONFIG_SYS_PCIE1_MEM_BASE	0xb0000000
+#define CONFIG_SYS_PCIE1_MEM_BUS	0xb0000000
 #define CONFIG_SYS_PCIE1_MEM_SIZE	0x10000000      /* 512M                 */
-#define CONFIG_SYS_PCIE1_IO_BASE	0xaf000000
+#define CONFIG_SYS_PCIE1_IO_BUS		0xaf000000
 #else /* !CONFIG_TQM_BIGFLASH */
-#define CONFIG_SYS_PCIE1_MEM_BASE	0xc0000000
+#define CONFIG_SYS_PCIE1_MEM_BUS	0xc0000000
 #define CONFIG_SYS_PCIE1_MEM_SIZE	0x20000000      /* 512M                 */
-#define CONFIG_SYS_PCIE1_IO_BASE	0xef000000
+#define CONFIG_SYS_PCIE1_IO_BUS		0xef000000
 #endif /* CONFIG_TQM_BIGFLASH */
-#define CONFIG_SYS_PCIE1_MEM_PHYS	CONFIG_SYS_PCIE1_MEM_BASE
-#define CONFIG_SYS_PCIE1_IO_PHYS	CONFIG_SYS_PCIE1_IO_BASE
+#define CONFIG_SYS_PCIE1_MEM_PHYS	CONFIG_SYS_PCIE1_MEM_BUS
+#define CONFIG_SYS_PCIE1_IO_PHYS	CONFIG_SYS_PCIE1_IO_BUS
 #define CONFIG_SYS_PCIE1_IO_SIZE	0x1000000       /* 16M                  */
 #endif /* CONFIG_PCIE1 */
 
-- 
1.7.0.4