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| author | Felix Held <felix-coreboot@felixheld.de> | 2019-12-15 12:10:13 +0100 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2019-12-30 02:57:13 +0000 |
| commit | 15b6c4af63be4d4ce38590c837449bb853ede359 (patch) | |
| tree | fbaf35486b5a6047fe4e1c0910640c03b2ceee70 /src/superio/nuvoton/common | |
| parent | d756c27a54bc6842d0afdf040ec8adb6f45f4c8f (diff) | |
| download | coreboot-15b6c4af63be4d4ce38590c837449bb853ede359.tar.xz | |
superio/nuvoton: add common HWM bank select function
Change-Id: I828b6caa37e52c13e1876c7ca4edbd171e70d3f7
Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/37945
Reviewed-by: HAOUAS Elyes <ehaouas@noos.fr>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/superio/nuvoton/common')
| -rw-r--r-- | src/superio/nuvoton/common/Kconfig | 4 | ||||
| -rw-r--r-- | src/superio/nuvoton/common/hwm.c | 28 | ||||
| -rw-r--r-- | src/superio/nuvoton/common/hwm.h | 26 |
3 files changed, 58 insertions, 0 deletions
diff --git a/src/superio/nuvoton/common/Kconfig b/src/superio/nuvoton/common/Kconfig index 0af671f512..0af556caab 100644 --- a/src/superio/nuvoton/common/Kconfig +++ b/src/superio/nuvoton/common/Kconfig @@ -17,3 +17,7 @@ # pre-ram. config SUPERIO_NUVOTON_COMMON_PRE_RAM bool + +# Generic Nuvoton HWM driver +config SUPERIO_NUVOTON_COMMON_HWM + bool diff --git a/src/superio/nuvoton/common/hwm.c b/src/superio/nuvoton/common/hwm.c new file mode 100644 index 0000000000..bfc916fedc --- /dev/null +++ b/src/superio/nuvoton/common/hwm.c @@ -0,0 +1,28 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2019 Felix Held <felix-coreboot@felixheld.de> + * + * 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. + */ + +/* Nuvoton is a Winbond spin-off, so this code is for both */ + +#include <stdint.h> +#include <superio/hwm5_conf.h> +#include "hwm.h" + +#define HWM_BANK_SELECT 0x4e + +void nuvoton_hwm_select_bank(const u16 base, const u8 bank) +{ + pnp_write_hwm5_index(base, HWM_BANK_SELECT, bank); +} diff --git a/src/superio/nuvoton/common/hwm.h b/src/superio/nuvoton/common/hwm.h new file mode 100644 index 0000000000..15dcf62448 --- /dev/null +++ b/src/superio/nuvoton/common/hwm.h @@ -0,0 +1,26 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2019 Felix Held <felix-coreboot@felixheld.de> + * + * 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. + */ + +#ifndef SUPERIO_NUVOTON_COMMON_HWM_H +#define SUPERIO_NUVOTON_COMMON_HWM_H + +/* Nuvoton is a Winbond spin-off, so this code is for both */ + +#include <stdint.h> + +void nuvoton_hwm_select_bank(const u16 base, const u8 bank); + +#endif /* SUPERIO_NUVOTON_COMMON_HWM_H */ |