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Diffstat (limited to 'arch/m68k/cpu/mcf547x_8x/pci.c')
-rw-r--r--arch/m68k/cpu/mcf547x_8x/pci.c59
1 files changed, 31 insertions, 28 deletions
diff --git a/arch/m68k/cpu/mcf547x_8x/pci.c b/arch/m68k/cpu/mcf547x_8x/pci.c
index f867dc1..1a81e3f 100644
--- a/arch/m68k/cpu/mcf547x_8x/pci.c
+++ b/arch/m68k/cpu/mcf547x_8x/pci.c
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
+ * Copyright (C) 2004-2007, 2012 Freescale Semiconductor, Inc.
* TsiChung Liew (Tsi-Chung.Liew@freescale.com)
*
* See file CREDITS for list of people who contributed to this
@@ -88,53 +88,56 @@ int pci_read_cfg_dword(struct pci_controller *hose, pci_dev_t dev,
void pci_mcf547x_8x_init(struct pci_controller *hose)
{
- volatile pci_t *pci = (volatile pci_t *) MMAP_PCI;
- volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO;
+ pci_t *pci = (pci_t *) MMAP_PCI;
+ gpio_t *gpio = (gpio_t *) MMAP_GPIO;
/* Port configuration */
- gpio->par_pcibg =
- GPIO_PAR_PCIBG_PCIBG0(3) | GPIO_PAR_PCIBG_PCIBG1(3) |
- GPIO_PAR_PCIBG_PCIBG2(3) | GPIO_PAR_PCIBG_PCIBG3(3) |
- GPIO_PAR_PCIBG_PCIBG4(3);
- gpio->par_pcibr =
- GPIO_PAR_PCIBR_PCIBR0(3) | GPIO_PAR_PCIBR_PCIBR1(3) |
- GPIO_PAR_PCIBR_PCIBR2(3) | GPIO_PAR_PCIBR_PCIBR3(3) |
- GPIO_PAR_PCIBR_PCIBR4(3);
+ out_be16(&gpio->par_pcibg,
+ GPIO_PAR_PCIBG_PCIBG0(3) | GPIO_PAR_PCIBG_PCIBG1(3) |
+ GPIO_PAR_PCIBG_PCIBG2(3) | GPIO_PAR_PCIBG_PCIBG3(3) |
+ GPIO_PAR_PCIBG_PCIBG4(3));
+ out_be16(&gpio->par_pcibr,
+ GPIO_PAR_PCIBR_PCIBR0(3) | GPIO_PAR_PCIBR_PCIBR1(3) |
+ GPIO_PAR_PCIBR_PCIBR2(3) | GPIO_PAR_PCIBR_PCIBR3(3) |
+ GPIO_PAR_PCIBR_PCIBR4(3));
/* Assert reset bit */
- pci->gscr |= PCI_GSCR_PR;
+ setbits_be32(&pci->gscr, PCI_GSCR_PR);
- pci->tcr1 = PCI_TCR1_P;
+ out_be32(&pci->tcr1, PCI_TCR1_P);
/* Initiator windows */
- pci->iw0btar = CONFIG_SYS_PCI_MEM_PHYS | (CONFIG_SYS_PCI_MEM_PHYS >> 16);
- pci->iw1btar = CONFIG_SYS_PCI_IO_PHYS | (CONFIG_SYS_PCI_IO_PHYS >> 16);
- pci->iw2btar = CONFIG_SYS_PCI_CFG_PHYS | (CONFIG_SYS_PCI_CFG_PHYS >> 16);
+ out_be32(&pci->iw0btar,
+ CONFIG_SYS_PCI_MEM_PHYS | (CONFIG_SYS_PCI_MEM_PHYS >> 16));
+ out_be32(&pci->iw1btar,
+ CONFIG_SYS_PCI_IO_PHYS | (CONFIG_SYS_PCI_IO_PHYS >> 16));
+ out_be32(&pci->iw2btar,
+ CONFIG_SYS_PCI_CFG_PHYS | (CONFIG_SYS_PCI_CFG_PHYS >> 16));
- pci->iwcr =
- PCI_IWCR_W0C_EN | PCI_IWCR_W1C_EN | PCI_IWCR_W1C_IO |
- PCI_IWCR_W2C_EN | PCI_IWCR_W2C_IO;
+ out_be32(&pci->iwcr,
+ PCI_IWCR_W0C_EN | PCI_IWCR_W1C_EN | PCI_IWCR_W1C_IO |
+ PCI_IWCR_W2C_EN | PCI_IWCR_W2C_IO);
- pci->icr = 0;
+ out_be32(&pci->icr, 0);
/* Enable bus master and mem access */
- pci->scr = PCI_SCR_B | PCI_SCR_M;
+ out_be32(&pci->scr, PCI_SCR_B | PCI_SCR_M);
/* Cache line size and master latency */
- pci->cr1 = PCI_CR1_CLS(8) | PCI_CR1_LTMR(0xF8);
- pci->cr2 = 0;
+ out_be32(&pci->cr1, PCI_CR1_CLS(8) | PCI_CR1_LTMR(0xf8));
+ out_be32(&pci->cr2, 0);
#ifdef CONFIG_SYS_PCI_BAR0
- pci->bar0 = PCI_BAR_BAR0(CONFIG_SYS_PCI_BAR0);
- pci->tbatr0a = CONFIG_SYS_PCI_TBATR0 | PCI_TBATR_EN;
+ out_be32(&pci->bar0, PCI_BAR_BAR0(CONFIG_SYS_PCI_BAR0));
+ out_be32(&pci->tbatr0a, CONFIG_SYS_PCI_TBATR0 | PCI_TBATR_EN);
#endif
#ifdef CONFIG_SYS_PCI_BAR1
- pci->bar1 = PCI_BAR_BAR1(CONFIG_SYS_PCI_BAR1);
- pci->tbatr1a = CONFIG_SYS_PCI_TBATR1 | PCI_TBATR_EN;
+ out_be32(&pci->bar1, PCI_BAR_BAR1(CONFIG_SYS_PCI_BAR1));
+ out_be32(&pci->tbatr1a, CONFIG_SYS_PCI_TBATR1 | PCI_TBATR_EN);
#endif
/* Deassert reset bit */
- pci->gscr &= ~PCI_GSCR_PR;
+ clrbits_be32(&pci->gscr, PCI_GSCR_PR);
udelay(1000);
/* Enable PCI bus master support */