diff options
Diffstat (limited to 'arch/unicore32/kernel/pci.c')
| -rw-r--r-- | arch/unicore32/kernel/pci.c | 58 |
1 files changed, 29 insertions, 29 deletions
diff --git a/arch/unicore32/kernel/pci.c b/arch/unicore32/kernel/pci.c index d4e55e2d2d29..65c265ee8e94 100644 --- a/arch/unicore32/kernel/pci.c +++ b/arch/unicore32/kernel/pci.c @@ -30,16 +30,16 @@ static int puv3_read_config(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 *value) { - PCICFG_ADDR = CONFIG_CMD(bus, devfn, where); + writel(CONFIG_CMD(bus, devfn, where), PCICFG_ADDR); switch (size) { case 1: - *value = (PCICFG_DATA >> ((where & 3) * 8)) & 0xFF; + *value = (readl(PCICFG_DATA) >> ((where & 3) * 8)) & 0xFF; break; case 2: - *value = (PCICFG_DATA >> ((where & 2) * 8)) & 0xFFFF; + *value = (readl(PCICFG_DATA) >> ((where & 2) * 8)) & 0xFFFF; break; case 4: - *value = PCICFG_DATA; + *value = readl(PCICFG_DATA); break; } return PCIBIOS_SUCCESSFUL; @@ -49,18 +49,18 @@ static int puv3_write_config(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 value) { - PCICFG_ADDR = CONFIG_CMD(bus, devfn, where); + writel(CONFIG_CMD(bus, devfn, where), PCICFG_ADDR); switch (size) { case 1: - PCICFG_DATA = (PCICFG_DATA & ~FMASK(8, (where&3)*8)) - | FIELD(value, 8, (where&3)*8); + writel((readl(PCICFG_DATA) & ~FMASK(8, (where&3)*8)) + | FIELD(value, 8, (where&3)*8), PCICFG_DATA); break; case 2: - PCICFG_DATA = (PCICFG_DATA & ~FMASK(16, (where&2)*8)) - | FIELD(value, 16, (where&2)*8); + writel((readl(PCICFG_DATA) & ~FMASK(16, (where&2)*8)) + | FIELD(value, 16, (where&2)*8), PCICFG_DATA); break; case 4: - PCICFG_DATA = value; + writel(value, PCICFG_DATA); break; } return PCIBIOS_SUCCESSFUL; @@ -75,31 +75,31 @@ void pci_puv3_preinit(void) { printk(KERN_DEBUG "PCI: PKUnity PCI Controller Initializing ...\n"); /* config PCI bridge base */ - PCICFG_BRIBASE = PKUNITY_PCIBRI_BASE; + writel(PKUNITY_PCIBRI_BASE, PCICFG_BRIBASE); - PCIBRI_AHBCTL0 = 0; - PCIBRI_AHBBAR0 = PKUNITY_PCIBRI_BASE | PCIBRI_BARx_MEM; - PCIBRI_AHBAMR0 = 0xFFFF0000; - PCIBRI_AHBTAR0 = 0; + writel(0, PCIBRI_AHBCTL0); + writel(PKUNITY_PCIBRI_BASE | PCIBRI_BARx_MEM, PCIBRI_AHBBAR0); + writel(0xFFFF0000, PCIBRI_AHBAMR0); + writel(0, PCIBRI_AHBTAR0); - PCIBRI_AHBCTL1 = PCIBRI_CTLx_AT; - PCIBRI_AHBBAR1 = PKUNITY_PCILIO_BASE | PCIBRI_BARx_IO; - PCIBRI_AHBAMR1 = 0xFFFF0000; - PCIBRI_AHBTAR1 = 0x00000000; + writel(PCIBRI_CTLx_AT, PCIBRI_AHBCTL1); + writel(PKUNITY_PCILIO_BASE | PCIBRI_BARx_IO, PCIBRI_AHBBAR1); + writel(0xFFFF0000, PCIBRI_AHBAMR1); + writel(0x00000000, PCIBRI_AHBTAR1); - PCIBRI_AHBCTL2 = PCIBRI_CTLx_PREF; - PCIBRI_AHBBAR2 = PKUNITY_PCIMEM_BASE | PCIBRI_BARx_MEM; - PCIBRI_AHBAMR2 = 0xF8000000; - PCIBRI_AHBTAR2 = 0; + writel(PCIBRI_CTLx_PREF, PCIBRI_AHBCTL2); + writel(PKUNITY_PCIMEM_BASE | PCIBRI_BARx_MEM, PCIBRI_AHBBAR2); + writel(0xF8000000, PCIBRI_AHBAMR2); + writel(0, PCIBRI_AHBTAR2); - PCIBRI_BAR1 = PKUNITY_PCIAHB_BASE | PCIBRI_BARx_MEM; + writel(PKUNITY_PCIAHB_BASE | PCIBRI_BARx_MEM, PCIBRI_BAR1); - PCIBRI_PCICTL0 = PCIBRI_CTLx_AT | PCIBRI_CTLx_PREF; - PCIBRI_PCIBAR0 = PKUNITY_PCIAHB_BASE | PCIBRI_BARx_MEM; - PCIBRI_PCIAMR0 = 0xF8000000; - PCIBRI_PCITAR0 = PKUNITY_SDRAM_BASE; + writel(PCIBRI_CTLx_AT | PCIBRI_CTLx_PREF, PCIBRI_PCICTL0); + writel(PKUNITY_PCIAHB_BASE | PCIBRI_BARx_MEM, PCIBRI_PCIBAR0); + writel(0xF8000000, PCIBRI_PCIAMR0); + writel(PKUNITY_SDRAM_BASE, PCIBRI_PCITAR0); - PCIBRI_CMD = PCIBRI_CMD | PCIBRI_CMD_IO | PCIBRI_CMD_MEM; + writel(readl(PCIBRI_CMD) | PCIBRI_CMD_IO | PCIBRI_CMD_MEM, PCIBRI_CMD); } static int __init pci_puv3_map_irq(struct pci_dev *dev, u8 slot, u8 pin) |