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authorMichael Niewöhner <foss@mniewoehner.de>2020-12-16 19:56:17 +0100
committerMichael Niewöhner <foss@mniewoehner.de>2020-12-30 00:31:56 +0000
commit6f3c5df55ba15d5df2374fbfc9aae72fa7b1a3e8 (patch)
treed061042718648cf7e355420c4213cf43e18aae9d /src/mainboard/ocp/deltalake
parent6c3ba50a444d969c3086ab18d5123f119295748b (diff)
mb/ocp/deltalake: replace "POST complete" mb code with driver functionality
Replace the mainboard-specific code for "POST complete" signalling with devicetree entries for using the newly introduced IPMI driver functionality. 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. Tested-by: Johnny Lin <Johnny_Lin@wiwynn.com> Change-Id: I3441c2a971cfb564b34b3a419beceb949fe295b1 Signed-off-by: Michael Niewöhner <foss@mniewoehner.de> Reviewed-on: https://review.coreboot.org/c/coreboot/+/48672 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Diffstat (limited to 'src/mainboard/ocp/deltalake')
-rw-r--r--src/mainboard/ocp/deltalake/devicetree.cb4
-rw-r--r--src/mainboard/ocp/deltalake/ramstage.c10
2 files changed, 4 insertions, 10 deletions
diff --git a/src/mainboard/ocp/deltalake/devicetree.cb b/src/mainboard/ocp/deltalake/devicetree.cb
index 06448c38eb..8b6e3aea6c 100644
--- a/src/mainboard/ocp/deltalake/devicetree.cb
+++ b/src/mainboard/ocp/deltalake/devicetree.cb
@@ -51,6 +51,7 @@ chip soc/intel/xeon_sp/cpx
end
device domain 0 on
+ device gpio 0 alias pch_gpio on end
device pci 00.0 on end # Host bridge
device pci 04.0 on end # Intel SkyLake-E CBDMA Registers
device pci 04.1 on end # Intel SkyLake-E CBDMA Registers
@@ -86,8 +87,11 @@ chip soc/intel/xeon_sp/cpx
device pci 1f.0 on
chip drivers/ipmi # BMC KCS
device pnp ca2.0 on end
+ use pch_gpio as gpio_dev
register "bmc_i2c_address" = "0x20"
register "bmc_boot_timeout" = "60"
+ register "post_complete_gpio" = "GPP_B20"
+ register "post_complete_invert" = "1"
end
chip drivers/ipmi/ocp # OCP specific IPMI porting
device pnp ca2.1 on end
diff --git a/src/mainboard/ocp/deltalake/ramstage.c b/src/mainboard/ocp/deltalake/ramstage.c
index 72a74daecc..afc2b69cd4 100644
--- a/src/mainboard/ocp/deltalake/ramstage.c
+++ b/src/mainboard/ocp/deltalake/ramstage.c
@@ -5,8 +5,6 @@
#include <bootstate.h>
#include <drivers/ipmi/ipmi_ops.h>
#include <drivers/ocp/dmi/ocp_dmi.h>
-#include <gpio.h>
-#include <soc/lewisburg_pch_gpio_defs.h>
#include <soc/ramstage.h>
#include <soc/soc_util.h>
#include <stdio.h>
@@ -367,11 +365,3 @@ struct chip_operations mainboard_ops = {
.enable_dev = mainboard_enable,
.final = mainboard_final,
};
-
-static void pull_post_complete_pin(void *unused)
-{
- /* Pull Low post complete pin */
- gpio_output(GPP_B20, 0);
-}
-
-BOOT_STATE_INIT_ENTRY(BS_PAYLOAD_BOOT, BS_ON_ENTRY, pull_post_complete_pin, NULL);