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authorJeremy Soller <jeremy@system76.com>2021-11-09 15:21:45 -0700
committerFelix Held <felix-coreboot@felixheld.de>2022-10-13 14:50:16 +0000
commite14e66bc0c14f1cb73ac480101025a37c2412773 (patch)
treea5e6629e982e63afc8c517a1718d1ac1d9218539 /src/soc
parentfa963fd203fdcc1720fd4ae0879c3aff2d65bf51 (diff)
soc/amd/cezanne: enable LPC decodes if platform uses LPC
Change-Id: I2473fe61b299d1c6221844cd744791b8012c5c67 Signed-off-by: Jeremy Soller <jeremy@system76.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/59103 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Martin Roth <martin.roth@amd.corp-partner.google.com>
Diffstat (limited to 'src/soc')
-rw-r--r--src/soc/amd/cezanne/early_fch.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/src/soc/amd/cezanne/early_fch.c b/src/soc/amd/cezanne/early_fch.c
index 586e80cbd0..3addcf8c5d 100644
--- a/src/soc/amd/cezanne/early_fch.c
+++ b/src/soc/amd/cezanne/early_fch.c
@@ -20,6 +20,12 @@ static const struct soc_i2c_scl_pin i2c_scl_pins[] = {
I2C_RESET_SCL_PIN(I2C3_SCL_PIN, GPIO_I2C3_SCL),
};
+static void lpc_configure_decodes(void)
+{
+ if (CONFIG(POST_IO) && (CONFIG_POST_IO_PORT == 0x80))
+ lpc_enable_port80();
+}
+
static void reset_i2c_peripherals(void)
{
const struct soc_amd_cezanne_config *cfg = config_of_soc();
@@ -45,6 +51,9 @@ void fch_pre_init(void)
if (CONFIG(SOC_AMD_COMMON_BLOCK_USE_ESPI) && !CONFIG(VBOOT_STARTS_BEFORE_BOOTBLOCK))
configure_espi_with_mb_hook();
+ if (!CONFIG(SOC_AMD_COMMON_BLOCK_USE_ESPI))
+ lpc_configure_decodes();
+
fch_spi_early_init();
fch_smbus_init();
fch_enable_cf9_io();