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authorAndrey Petrov <andrey.petrov@intel.com>2016-04-18 13:36:19 -0700
committerAaron Durbin <adurbin@chromium.org>2016-04-28 05:11:23 +0200
commit4520c5e757cf280b7029a99adff60baed52493ce (patch)
tree0c0add2e4dfeb6c1605e98965c11fb965c92c464 /src/mainboard/intel
parent1ba068550d70549580838ba675c8a6543c1d175d (diff)
downloadcoreboot-4520c5e757cf280b7029a99adff60baed52493ce.tar.xz
soc/intel/apollolake: Configure a GPIO for TPM in bootblock
One of devices connected to FAST SPI bus is TPM. SoC uses dedicated line for chip select for TPM function. If TPM is used, that line needs to be configured to a specific native funciton. Change-Id: Ib5bf4c759adf9656f7b34540d4fc924945d27a97 Signed-off-by: Andrey Petrov <andrey.petrov@intel.com> Reviewed-on: https://review.coreboot.org/14467 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src/mainboard/intel')
-rw-r--r--src/mainboard/intel/apollolake_rvp/Makefile.inc3
-rw-r--r--src/mainboard/intel/apollolake_rvp/bootblock.c33
2 files changed, 1 insertions, 35 deletions
diff --git a/src/mainboard/intel/apollolake_rvp/Makefile.inc b/src/mainboard/intel/apollolake_rvp/Makefile.inc
index b2350b9490..37b198e60d 100644
--- a/src/mainboard/intel/apollolake_rvp/Makefile.inc
+++ b/src/mainboard/intel/apollolake_rvp/Makefile.inc
@@ -1,3 +1,2 @@
-bootblock-$(CONFIG_LPC_TPM) += bootblock.c
-
+#Nothing here yet
diff --git a/src/mainboard/intel/apollolake_rvp/bootblock.c b/src/mainboard/intel/apollolake_rvp/bootblock.c
deleted file mode 100644
index d075336235..0000000000
--- a/src/mainboard/intel/apollolake_rvp/bootblock.c
+++ /dev/null
@@ -1,33 +0,0 @@
-/*
- * This file is part of the coreboot project.
- *
- * Copyright (C) 2016 Intel Corp.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- */
-
-#include <bootblock_common.h>
-#include <soc/gpio.h>
-
-static const struct pad_config tpm_spi_configs[] = {
- PAD_CFG_NF(GPIO_106, NATIVE, DEEP, NF3), /* FST_SPI_CS2_N */
-};
-
-static void tpm_enable(void)
-{
- /* Configure gpios */
- gpio_configure_pads(tpm_spi_configs, ARRAY_SIZE(tpm_spi_configs));
-}
-
-void bootblock_mainboard_init(void) {
- if (IS_ENABLED(CONFIG_LPC_TPM))
- tpm_enable();
-}