]> git.ipfire.org Git - people/ms/u-boot.git/blobdiff - board/freescale/mpc8568mds/mpc8568mds.c
ppc/85xx: Clean up MPC8568 MDS PCI setup code
[people/ms/u-boot.git] / board / freescale / mpc8568mds / mpc8568mds.c
index bc93be80fcba278d4ab983fb59e440d5697636d5..60e22de4b9687e344fa1b47b8381505f49771fef 100644 (file)
@@ -1,5 +1,5 @@
 /*
- * Copyright 2007 Freescale Semiconductor.
+ * Copyright 2007,2009 Freescale Semiconductor, Inc.
  *
  * (C) Copyright 2002 Scott McNutt <smcnutt@artesyncp.com>
  *
@@ -27,7 +27,7 @@
 #include <asm/processor.h>
 #include <asm/mmu.h>
 #include <asm/immap_85xx.h>
-#include <asm/immap_fsl_pci.h>
+#include <asm/fsl_pci.h>
 #include <asm/fsl_ddr_sdram.h>
 #include <spd_sdram.h>
 #include <i2c.h>
@@ -188,7 +188,7 @@ local_bus_init(void)
        sys_info_t sysinfo;
 
        get_sys_info(&sysinfo);
-       clkdiv = (lbc->lcrr & 0x0f) * 2;
+       clkdiv = (lbc->lcrr & LCRR_CLKDIV) * 2;
        lbc_hz = sysinfo.freqSystemBus / 1000000 / clkdiv;
 
        gur->lbiuiplldcr1 = 0x00078080;
@@ -243,12 +243,12 @@ sdram_init(void)
         * MPC8568 uses "new" 15-16 style addressing.
         */
        lsdmr_common = CONFIG_SYS_LBC_LSDMR_COMMON;
-       lsdmr_common |= CONFIG_SYS_LBC_LSDMR_BSMA1516;
+       lsdmr_common |= LSDMR_BSMA1516;
 
        /*
         * Issue PRECHARGE ALL command.
         */
-       lbc->lsdmr = lsdmr_common | CONFIG_SYS_LBC_LSDMR_OP_PCHALL;
+       lbc->lsdmr = lsdmr_common | LSDMR_OP_PCHALL;
        asm("sync;msync");
        *sdram_addr = 0xff;
        ppcDcbf((unsigned long) sdram_addr);
@@ -258,7 +258,7 @@ sdram_init(void)
         * Issue 8 AUTO REFRESH commands.
         */
        for (idx = 0; idx < 8; idx++) {
-               lbc->lsdmr = lsdmr_common | CONFIG_SYS_LBC_LSDMR_OP_ARFRSH;
+               lbc->lsdmr = lsdmr_common | LSDMR_OP_ARFRSH;
                asm("sync;msync");
                *sdram_addr = 0xff;
                ppcDcbf((unsigned long) sdram_addr);
@@ -268,7 +268,7 @@ sdram_init(void)
        /*
         * Issue 8 MODE-set command.
         */
-       lbc->lsdmr = lsdmr_common | CONFIG_SYS_LBC_LSDMR_OP_MRW;
+       lbc->lsdmr = lsdmr_common | LSDMR_OP_MRW;
        asm("sync;msync");
        *sdram_addr = 0xff;
        ppcDcbf((unsigned long) sdram_addr);
@@ -277,7 +277,7 @@ sdram_init(void)
        /*
         * Issue NORMAL OP command.
         */
-       lbc->lsdmr = lsdmr_common | CONFIG_SYS_LBC_LSDMR_OP_NORMAL;
+       lbc->lsdmr = lsdmr_common | LSDMR_OP_NORMAL;
        asm("sync;msync");
        *sdram_addr = 0xff;
        ppcDcbf((unsigned long) sdram_addr);
@@ -311,11 +311,6 @@ static struct pci_controller pci1_hose = {
 static struct pci_controller pcie1_hose;
 #endif  /* CONFIG_PCIE1 */
 
-extern int fsl_pci_setup_inbound_windows(struct pci_region *r);
-extern void fsl_pci_init(struct pci_controller *hose);
-
-int first_free_busno = 0;
-
 /*
  * pib_init() -- Initialize the PCA9555 IO expander on the PIB board
  */
@@ -359,133 +354,77 @@ pib_init(void)
 }
 
 #ifdef CONFIG_PCI
-void
-pci_init_board(void)
+void pci_init_board(void)
 {
        volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
-       uint io_sel = (gur->pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19;
-       uint host_agent = (gur->porbmsr & MPC85xx_PORBMSR_HA) >> 16;
-
-#ifdef CONFIG_PCI1
-{
-       pib_init();
+       struct fsl_pci_info pci_info[2];
+       u32 devdisr, pordevsr, io_sel;
+       u32 porpllsr, pci_agent, pci_speed, pci_32, pci_arb, pci_clk_sel;
+       int first_free_busno = 0;
+       int num = 0;
 
-       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;
+       int pcie_ep, pcie_configured;
 
-       uint pci_32 = 1;      /* PORDEVSR[15] */
-       uint pci_arb = gur->pordevsr & MPC85xx_PORDEVSR_PCI1_ARB;       /* PORDEVSR[14] */
-       uint pci_clk_sel = gur->porpllsr & MPC85xx_PORDEVSR_PCI1_SPD;   /* PORPLLSR[16] */
+       devdisr = in_be32(&gur->devdisr);
+       pordevsr = in_be32(&gur->pordevsr);
+       porpllsr = in_be32(&gur->porpllsr);
+       io_sel = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19;
 
-       uint pci_agent = (host_agent == 3) || (host_agent == 4 ) || (host_agent == 6);
+       debug ("   pci_init_board: devdisr=%x, io_sel=%x\n", devdisr, io_sel);
 
-       uint pci_speed = 66666000;
-
-       if (!(gur->devdisr & MPC85xx_DEVDISR_PCI1)) {
-               printf ("    PCI: %d bit, %s MHz, %s, %s, %s\n",
+#ifdef CONFIG_PCI1
+       pci_speed = 66666000;
+       pci_32 = 1;
+       pci_arb = pordevsr & MPC85xx_PORDEVSR_PCI1_ARB;
+       pci_clk_sel = porpllsr & MPC85xx_PORDEVSR_PCI1_SPD;
+
+       if (!(devdisr & MPC85xx_DEVDISR_PCI1)) {
+               SET_STD_PCI_INFO(pci_info[num], 1);
+               pci_agent = fsl_setup_hose(&pci1_hose, pci_info[num].regs);
+               printf ("\n    PCI: %d bit, %s MHz, %s, %s, %s (base address %lx)\n",
                        (pci_32) ? 32 : 64,
                        (pci_speed == 33333000) ? "33" :
                        (pci_speed == 66666000) ? "66" : "unknown",
                        pci_clk_sel ? "sync" : "async",
                        pci_agent ? "agent" : "host",
-                       pci_arb ? "arbiter" : "external-arbiter"
-                       );
-
-               /* inbound */
-               r += fsl_pci_setup_inbound_windows(r);
-
-               /* 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;
-               pci_setup_indirect(hose, (int) &pci->cfg_addr, (int) &pci->cfg_data);
-
-               fsl_pci_init(hose);
-               first_free_busno = hose->last_busno+1;
-               printf ("PCI on bus %02x - %02x\n",hose->first_busno,hose->last_busno);
+                       pci_arb ? "arbiter" : "external-arbiter",
+                       pci_info[num].regs);
+
+               first_free_busno = fsl_pci_init_port(&pci_info[num++],
+                                       &pci1_hose, first_free_busno);
        } else {
-       printf ("    PCI: disabled\n");
+               printf ("    PCI: disabled\n");
        }
-}
+
+       puts("\n");
 #else
-       gur->devdisr |= MPC85xx_DEVDISR_PCI1; /* disable */
+       setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCI1); /* disable */
 #endif
 
 #ifdef CONFIG_PCIE1
-{
-       volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCIE1_ADDR;
-       struct pci_controller *hose = &pcie1_hose;
-       int pcie_ep =  (host_agent == 0) || (host_agent == 2 ) || (host_agent == 3);
-       struct pci_region *r = hose->regions;
+       pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_1, io_sel);
 
-       int pcie_configured  = io_sel >= 1;
-
-       if (pcie_configured && !(gur->devdisr & MPC85xx_DEVDISR_PCIE)){
-               printf ("\n    PCIE connected to slot as %s (base address %x)",
-                       pcie_ep ? "End Point" : "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);
-               }
-               printf ("\n");
-
-               /* inbound */
-               r += fsl_pci_setup_inbound_windows(r);
-
-               /* 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;
-               pci_setup_indirect(hose, (int) &pci->cfg_addr, (int) &pci->cfg_data);
-
-               fsl_pci_init(hose);
-               printf ("PCIE on bus %02x - %02x\n",hose->first_busno,hose->last_busno);
-
-               first_free_busno=hose->last_busno+1;
+       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 to Slot as %s (base addr %lx)\n",
+                               pcie_ep ? "End Point" : "Root Complex",
+                               pci_info[num].regs);
 
+               first_free_busno = fsl_pci_init_port(&pci_info[num++],
+                                       &pcie1_hose, first_free_busno);
        } else {
-               printf ("    PCIE: disabled\n");
+               printf ("    PCIE1: disabled\n");
        }
-}
+
+       puts("\n");
 #else
-       gur->devdisr |= MPC85xx_DEVDISR_PCIE; /* disable */
+       setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE); /* disable */
 #endif
 }
 #endif /* CONFIG_PCI */
 
 #if defined(CONFIG_OF_BOARD_SETUP)
-extern void ft_fsl_pci_setup(void *blob, const char *pci_alias,
-                       struct pci_controller *hose);
-
 void ft_board_setup(void *blob, bd_t *bd)
 {
        ft_cpu_setup(blob, bd);