x86: ivybridge: Move sandybridge init to the lpc probe() method
The watchdog can be reset later when probing the LPC after relocation.
Move it.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
diff --git a/arch/x86/cpu/ivybridge/lpc.c b/arch/x86/cpu/ivybridge/lpc.c
index 9f41f22..c88733d 100644
--- a/arch/x86/cpu/ivybridge/lpc.c
+++ b/arch/x86/cpu/ivybridge/lpc.c
@@ -609,6 +609,23 @@
setbits_le32(RCB_REG(FD2), PCH_ENABLE_DBDF);
}
+static int bd82x6x_lpc_early_init(struct udevice *dev)
+{
+ /* Setting up Southbridge. In the northbridge code. */
+ debug("Setting up static southbridge registers\n");
+ dm_pci_write_config32(dev->parent, PCH_RCBA_BASE, DEFAULT_RCBA | 1);
+ dm_pci_write_config32(dev->parent, PMBASE, DEFAULT_PMBASE | 1);
+
+ /* Enable ACPI BAR */
+ dm_pci_write_config8(dev->parent, ACPI_CNTL, 0x80);
+
+ debug("Disabling watchdog reboot\n");
+ setbits_le32(RCB_REG(GCS), 1 >> 5); /* No reset */
+ outw(1 << 11, DEFAULT_PMBASE | 0x60 | 0x08); /* halt timer */
+
+ return 0;
+}
+
static int bd82x6x_lpc_probe(struct udevice *dev)
{
int ret;
@@ -622,7 +639,7 @@
return ret;
}
- return 0;
+ return bd82x6x_lpc_early_init(dev);
}
static const struct udevice_id bd82x6x_lpc_ids[] = {