amd/gardenia: Remove board ID capability
Remove the last bit of Bettong board_id checking from Gardenia. Original-Signed-off-by: Marshall Dawson <marshalldawson3rd@gmail.com> Original-Reviewed-by: Marc Jones <marcj303@gmail.com> (cherry picked from commit b617823d1d2860a3f6d766a40ae95e5486739a5c) Change-Id: Ibc56dbbfa1b15b21ebadb9f6c9c54936566a2986 Signed-off-by: Marc Jones <marcj303@gmail.com> Reviewed-on: https://review.coreboot.org/17221 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth <martinroth@google.com>
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@ -15,11 +15,9 @@
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romstage-y += BiosCallOuts.c
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romstage-y += OemCustomize.c
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romstage-y += boardid.c
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ramstage-y += BiosCallOuts.c
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ramstage-y += OemCustomize.c
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ifeq ($(CONFIG_HUDSON_IMC_FWM), y)
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ramstage-y += fchec.c
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endif
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ramstage-y += boardid.c
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@ -1,48 +0,0 @@
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/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2015 Advanced Micro Devices, Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <stdint.h>
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#include <arch/io.h>
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#include <boardid.h>
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/**
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*Gardenia uses 3 GPIO(5-7) pins to identify board.
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*The GPIO ports are mapped to MMIO space.
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*The GPIO value and board version are mapped as follow:
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*GPIO5 GPIO6 GPIO7 Version
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* 0 0 0 A
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* 0 0 1 B
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* ......
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* 1 1 1 H
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*/
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uint8_t board_id(void)
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{
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void *gpiommioaddr;
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u8 value = 0;
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u8 boardrev = 0;
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char boardid;
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gpiommioaddr = (void *)0xfed80000ul + 0x1500;
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value = read8(gpiommioaddr + (7 << 2) + 2); /* agpio7: board_id2 */
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boardrev = value & 1;
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value = read8(gpiommioaddr + (6 << 2) + 2); /* agpio6: board_id1 */
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boardrev |= (value & 1) << 1;
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value = read8(gpiommioaddr + (5 << 2) + 2); /* agpio5: board_id0 */
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boardrev |= (value & 1) << 2;
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boardid = 'A' + boardrev;
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return boardid;
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}
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