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| author | Patrick Rudolph <patrick.rudolph@9elements.com> | 2019-03-24 12:27:31 +0100 |
|---|---|---|
| committer | Nico Huber <nico.h@gmx.de> | 2019-04-18 09:57:51 +0000 |
| commit | 45d4b17f5e05cd493f19e69900a38ac805eb63b5 (patch) | |
| tree | ad0a7cd24289d204e00209aca5ae24689a05a496 /src/northbridge | |
| parent | cbf27fd8998bf8125de8407b4e64ab726a738962 (diff) | |
| download | coreboot-45d4b17f5e05cd493f19e69900a38ac805eb63b5.tar.xz | |
nb/intel/sandybridge: Move southbridge code to bd82x6x
Move the southbridge code to bd82x6x folder similar to the lynxpoint
implementation.
Tested on Lenovo T520 (Intel Sandy Bridge).
Still boots to OS, no errors visible in dmesg.
Change-Id: I8afc9f966033f45823f5dfde279e0f66de165e93
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/32035
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Diffstat (limited to 'src/northbridge')
| -rw-r--r-- | src/northbridge/intel/sandybridge/early_init.c | 14 | ||||
| -rw-r--r-- | src/northbridge/intel/sandybridge/romstage.c | 14 |
2 files changed, 4 insertions, 24 deletions
diff --git a/src/northbridge/intel/sandybridge/early_init.c b/src/northbridge/intel/sandybridge/early_init.c index ad579c6fc3..b923065091 100644 --- a/src/northbridge/intel/sandybridge/early_init.c +++ b/src/northbridge/intel/sandybridge/early_init.c @@ -27,20 +27,6 @@ static void sandybridge_setup_bars(void) { - /* Setting up Southbridge. In the northbridge code. */ - printk(BIOS_DEBUG, "Setting up static southbridge registers..."); - pci_write_config32(PCH_LPC_DEV, RCBA, (uintptr_t)DEFAULT_RCBA | 1); - - pci_write_config32(PCH_LPC_DEV, PMBASE, DEFAULT_PMBASE | 1); - pci_write_config8(PCH_LPC_DEV, ACPI_CNTL, 0x80); /* Enable ACPI BAR */ - - printk(BIOS_DEBUG, " done.\n"); - - printk(BIOS_DEBUG, "Disabling Watchdog reboot..."); - RCBA32(GCS) = RCBA32(GCS) | (1 << 5); /* No reset */ - outw((1 << 11), DEFAULT_PMBASE | 0x60 | 0x08); /* halt timer */ - printk(BIOS_DEBUG, " done.\n"); - printk(BIOS_DEBUG, "Setting up static northbridge registers..."); /* Set up all hardcoded northbridge BARs */ pci_write_config32(PCI_DEV(0, 0x00, 0), EPBAR, DEFAULT_EPBAR | 1); diff --git a/src/northbridge/intel/sandybridge/romstage.c b/src/northbridge/intel/sandybridge/romstage.c index 6f2a8f1472..3fab3be85d 100644 --- a/src/northbridge/intel/sandybridge/romstage.c +++ b/src/northbridge/intel/sandybridge/romstage.c @@ -28,10 +28,9 @@ #include <device/device.h> #include <northbridge/intel/sandybridge/chip.h> #include <southbridge/intel/bd82x6x/pch.h> -#include <southbridge/intel/common/gpio.h> #include <southbridge/intel/common/pmclib.h> -static void early_pch_init(void) +static void early_pch_reset_pmcon(void) { u8 reg8; @@ -56,13 +55,8 @@ void mainboard_romstage_entry(unsigned long bist) if (bist == 0) enable_lapic(); - pch_enable_lpc(); - - /* Enable GPIOs */ - pci_write_config32(PCH_LPC_DEV, GPIO_BASE, DEFAULT_GPIOBASE|1); - pci_write_config8(PCH_LPC_DEV, GPIO_CNTL, 0x10); - - setup_pch_gpios(&mainboard_gpio_map); + /* Init LPC, GPIO, BARs, disable watchdog ... */ + early_pch_init(); /* Initialize superio */ mainboard_config_superio(); @@ -101,7 +95,7 @@ void mainboard_romstage_entry(unsigned long bist) post_code(0x3b); /* Perform some initialization that must run before stage2 */ - early_pch_init(); + early_pch_reset_pmcon(); post_code(0x3c); southbridge_configure_default_intmap(); |