diff options
Diffstat (limited to 'src/soc/intel/apollolake')
| -rw-r--r-- | src/soc/intel/apollolake/Kconfig | 4 | ||||
| -rw-r--r-- | src/soc/intel/apollolake/Makefile.inc | 3 | ||||
| -rw-r--r-- | src/soc/intel/apollolake/reset.c | 50 |
3 files changed, 1 insertions, 56 deletions
diff --git a/src/soc/intel/apollolake/Kconfig b/src/soc/intel/apollolake/Kconfig index d830a9f038..98ce7d8c3c 100644 --- a/src/soc/intel/apollolake/Kconfig +++ b/src/soc/intel/apollolake/Kconfig @@ -59,11 +59,9 @@ config TPM_ON_FAST_SPI TPM part is conntected on Fast SPI interface, but the LPC MMIO TPM transactions are decoded and serialized over the SPI interface. -# TODO(furquan): Use common reset once USB LDO issue is resolved in future -# steppings. config SOC_INTEL_COMMON_RESET bool - default n + default y config MMCONF_BASE_ADDRESS hex "PCI MMIO Base Address" diff --git a/src/soc/intel/apollolake/Makefile.inc b/src/soc/intel/apollolake/Makefile.inc index 7d49b066fe..4ad6f0f738 100644 --- a/src/soc/intel/apollolake/Makefile.inc +++ b/src/soc/intel/apollolake/Makefile.inc @@ -29,7 +29,6 @@ romstage-y += meminit.c romstage-y += mmap_boot.c romstage-y += tsc_freq.c romstage-y += pmutil.c -romstage-y += reset.c romstage-y += spi.c smm-y += mmap_boot.c @@ -57,7 +56,6 @@ ramstage-y += pmutil.c ramstage-y += pmc.c ramstage-y += smi.c ramstage-y += spi.c -ramstage-y += reset.c postcar-y += exit_car.S postcar-y += memmap.c @@ -72,7 +70,6 @@ verstage-y += mmap_boot.c verstage-$(CONFIG_SOC_UART_DEBUG) += uart_early.c verstage-y += tsc_freq.c verstage-y += pmutil.c -verstage-y += reset.c verstage-y += spi.c CPPFLAGS_common += -I$(src)/soc/intel/apollolake/include diff --git a/src/soc/intel/apollolake/reset.c b/src/soc/intel/apollolake/reset.c deleted file mode 100644 index eb43c41262..0000000000 --- a/src/soc/intel/apollolake/reset.c +++ /dev/null @@ -1,50 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2008-2009 coresystems GmbH - * Copyright (C) 2014-2016 Google Inc. - * Copyright (C) 2015 Intel Corporation. - * - * 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; version 2 of the License. - * - * 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 <arch/hlt.h> -#include <arch/io.h> -#include <halt.h> -#include <reset.h> - -/* Reset control port */ -#define RST_CNT 0xcf9 -#define FULL_RST (1 << 3) -#define RST_CPU (1 << 2) -#define SYS_RST (1 << 1) - -/* - * Temporary disable cold reboot on Apollolake platform due to USB LDO issue. - * Should be fixed in later stepping. - */ -void hard_reset(void) -{ - soft_reset(); -} - -void soft_reset(void) -{ - /* PMC_PLTRST# asserted. */ - outb(RST_CPU | SYS_RST, RST_CNT); - halt(); -} - -void cpu_reset(void) -{ - /* Sends INIT# to CPU */ - outb(RST_CPU, RST_CNT); - halt(); -} |