diff options
Diffstat (limited to 'arch/x86/cpu/broadwell/cpu.c')
-rw-r--r-- | arch/x86/cpu/broadwell/cpu.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/x86/cpu/broadwell/cpu.c b/arch/x86/cpu/broadwell/cpu.c index 232fa40eb53..d53c7b863fb 100644 --- a/arch/x86/cpu/broadwell/cpu.c +++ b/arch/x86/cpu/broadwell/cpu.c @@ -12,7 +12,9 @@ #include <asm/cpu_x86.h> #include <asm/cpu_common.h> #include <asm/intel_regs.h> +#include <asm/lpc_common.h> #include <asm/msr.h> +#include <asm/pci.h> #include <asm/post.h> #include <asm/turbo.h> #include <asm/arch/cpu.h> @@ -156,6 +158,17 @@ int print_cpuinfo(void) return 0; } +void board_debug_uart_init(void) +{ + struct udevice *bus = NULL; + + /* com1 / com2 decode range */ + pci_x86_write_config(bus, PCH_DEV_LPC, LPC_IO_DEC, 1 << 4, PCI_SIZE_16); + + pci_x86_write_config(bus, PCH_DEV_LPC, LPC_EN, COMA_LPC_EN, + PCI_SIZE_16); +} + /* * The core 100MHz BLCK is disabled in deeper c-states. One needs to calibrate * the 100MHz BCLCK against the 24MHz BLCK to restore the clocks properly |