diff options
| author | Angel Pons <th3fanbus@gmail.com> | 2020-06-08 12:32:54 +0200 |
|---|---|---|
| committer | Angel Pons <th3fanbus@gmail.com> | 2020-08-04 21:33:35 +0000 |
| commit | d19332ca3a68eeadcae73d5660834bcaadf02030 (patch) | |
| tree | a9d216831bbb150523db9bf803b4aa9afc7ad67f /src/southbridge/intel/i82801gx/usb_ehci.c | |
| parent | 302a1437cd4393961cc8cca02fb56e64a9a73043 (diff) | |
sb/intel/i82801gx: Use PCI bitwise ops
While we are at it, also reflow a few lines that fit in 96 characters.
Tested with BUILD_TIMELESS=1, Getac P470 does not change.
Change-Id: I2cc3e71723e9b6898e6ec29f0f38b1b3b7446f09
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/42191
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Diffstat (limited to 'src/southbridge/intel/i82801gx/usb_ehci.c')
| -rw-r--r-- | src/southbridge/intel/i82801gx/usb_ehci.c | 14 |
1 files changed, 3 insertions, 11 deletions
diff --git a/src/southbridge/intel/i82801gx/usb_ehci.c b/src/southbridge/intel/i82801gx/usb_ehci.c index f665ab7a0a..0a66136d03 100644 --- a/src/southbridge/intel/i82801gx/usb_ehci.c +++ b/src/southbridge/intel/i82801gx/usb_ehci.c @@ -14,19 +14,13 @@ static void usb_ehci_init(struct device *dev) struct resource *res; u8 *base; u32 reg32; - u8 reg8; printk(BIOS_DEBUG, "EHCI: Setting up controller.. "); pci_or_config16(dev, PCI_COMMAND, PCI_COMMAND_MASTER | PCI_COMMAND_SERR); - reg32 = pci_read_config32(dev, 0xdc); - reg32 |= (1 << 31) | (1 << 27); - pci_write_config32(dev, 0xdc, reg32); + pci_or_config32(dev, 0xdc, (1 << 31) | (1 << 27)); - reg32 = pci_read_config32(dev, 0xfc); - reg32 &= ~(3 << 2); - reg32 |= (2 << 2) | (1 << 29) | (1 << 17); - pci_write_config32(dev, 0xfc, reg32); + pci_update_config32(dev, 0xfc, ~(3 << 2), (2 << 2) | (1 << 29) | (1 << 17)); /* Clear any pending port changes */ res = find_resource(dev, 0x10); @@ -35,9 +29,7 @@ static void usb_ehci_init(struct device *dev) write32(base + 0x24, reg32); /* workaround */ - reg8 = pci_read_config8(dev, 0x84); - reg8 |= (1 << 4); - pci_write_config8(dev, 0x84, reg8); + pci_or_config8(dev, 0x84, 1 << 4); printk(BIOS_DEBUG, "done.\n"); } |