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x86: ivybridge: Probe the LPC in CPU init

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We can drop the explicit probe of the PCH since the LPC is a child device
and this will happen automatically.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
This commit is contained in:
Simon Glass 2016-01-17 16:11:19 -07:00 • committed by Bin Meng
parent 2b27d20529
commit f633efa30f
1 changed files with 2 additions and 3 deletions
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5
arch/x86/cpu/ivybridge/cpu.c
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@ -212,7 +212,7 @@ int print_cpuinfo(void)
{
enum pei_boot_mode_t boot_mode = PEI_BOOT_NONE;
char processor_name[CPU_MAX_NAME_LEN];
struct udevice *dev;
struct udevice *dev, *lpc;
const char *name;
uint32_t pm1_cnt;
uint16_t pm1_sts;
@ -245,12 +245,11 @@ int print_cpuinfo(void)
/* Early chipset init required before RAM init can work */
uclass_first_device(UCLASS_NORTHBRIDGE, &dev);
ret = uclass_first_device(UCLASS_PCH, &dev);
ret = uclass_first_device(UCLASS_LPC, &lpc);
if (ret)
return ret;
if (!dev)
return -ENODEV;
sandybridge_early_init(SANDYBRIDGE_MOBILE);
/* Check PM1_STS[15] to see if we are waking from Sx */