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x86: queensbay: Avoid using PCH prefix

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The prefix PCH was taken from ivybridge port. However Queensbay
platform official document does not mention PCH. It is composed
of TunnelCreek processor and Topcliff IOH chipset. For accuracy,
avoid using PCH prefix in the macro.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Bin Meng 2015-04-13 19:03:42 +08:00 • committed by Simon Glass
parent 5098d73e86
commit 9704f23b00
2 changed files with 3 additions and 4 deletions
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4
arch/x86/cpu/queensbay/tnc.c
View file

@ -16,9 +16,9 @@ static void unprotect_spi_flash(void)
{
u32 bc;
bc = x86_pci_read_config32(PCH_LPC_DEV, 0xd8);
bc = x86_pci_read_config32(TNC_LPC, 0xd8);
bc |= 0x1; /* unprotect the flash */
x86_pci_write_config32(PCH_LPC_DEV, 0xd8, bc);
x86_pci_write_config32(TNC_LPC, 0xd8, bc);
}
int arch_cpu_init(void)

3
arch/x86/include/asm/arch-queensbay/tnc.h
View file

@ -9,7 +9,6 @@
#include <pci.h>
/* PCI Configuration Space (D31:F0): LPC */
#define PCH_LPC_DEV PCI_BDF(0, 0x1f, 0)
#define TNC_LPC PCI_BDF(0, 31, 0)
#endif /* _X86_ARCH_TNC_H_ */