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authorMichael Niewöhner <foss@mniewoehner.de>2020-11-08 19:32:13 +0100
committerMichael Niewöhner <foss@mniewoehner.de>2020-12-30 00:31:34 +0000
commit8281a537666081b7785178c4375b5e23e6e2a93a (patch)
treec6298ec4e89f51a8f140ef73b5d3f579890278b7 /src/mainboard
parent961ceffd0dc20393068e3bc5db71c2aa20fb8c95 (diff)
mb/supermicro/x11ssm-f: configure "POST complete" gpio for IPMI driver
Configure the "POST complete" gpio in the devicetree for the BMC/IPMI driver. Also add the pad to early gpio config, since it has an external pull-up, which is wrong and would confuse the BMC. Set the pad's initial value to zero since the "POST complete" signal is active-high and shall be set by the IPMI/BMC driver. Test: Boot the machine via the BMC web interface and check that sensors get read correctly by the IPMI firmware when the payload starts. Tested successfully. Signed-off-by: Michael Niewöhner <foss@mniewoehner.de> Change-Id: I6409b2aca90585e44ee5d32df0ae73b259443f32 Reviewed-on: https://review.coreboot.org/c/coreboot/+/48097 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Diffstat (limited to 'src/mainboard')
-rw-r--r--src/mainboard/supermicro/x11-lga1151-series/variants/x11ssm-f/gpio_early.c3
-rw-r--r--src/mainboard/supermicro/x11-lga1151-series/variants/x11ssm-f/overridetree.cb1
2 files changed, 4 insertions, 0 deletions
diff --git a/src/mainboard/supermicro/x11-lga1151-series/variants/x11ssm-f/gpio_early.c b/src/mainboard/supermicro/x11-lga1151-series/variants/x11ssm-f/gpio_early.c
index 3ea21e0321..ea3ec6d0ae 100644
--- a/src/mainboard/supermicro/x11-lga1151-series/variants/x11ssm-f/gpio_early.c
+++ b/src/mainboard/supermicro/x11-lga1151-series/variants/x11ssm-f/gpio_early.c
@@ -14,6 +14,9 @@ static const struct pad_config early_gpio_table[] = {
PAD_CFG_NF(GPP_A8, NONE, DEEP, NF1),
PAD_CFG_NF(GPP_A9, NONE, DEEP, NF1),
PAD_CFG_NF(GPP_A10, NONE, DEEP, NF1),
+
+ /* BMC POST_COMPLETE */
+ PAD_CFG_GPO(GPP_B20, 0, PLTRST),
};
void mainboard_configure_early_gpios(void)
diff --git a/src/mainboard/supermicro/x11-lga1151-series/variants/x11ssm-f/overridetree.cb b/src/mainboard/supermicro/x11-lga1151-series/variants/x11ssm-f/overridetree.cb
index 8bf60d3894..5845607142 100644
--- a/src/mainboard/supermicro/x11-lga1151-series/variants/x11ssm-f/overridetree.cb
+++ b/src/mainboard/supermicro/x11-lga1151-series/variants/x11ssm-f/overridetree.cb
@@ -91,6 +91,7 @@ chip soc/intel/skylake
chip drivers/ipmi
use pch_gpio as gpio_dev
register "bmc_jumper_gpio" = "GPP_D22" # JPB1
+ register "post_complete_gpio" = "GPP_B20"
# On cold boot it takes a while for the BMC to start the IPMI service
register "wait_for_bmc" = "1"
register "bmc_boot_timeout" = "60"