89ab2503c9
Done with sed and God Lines. Only done for C-like code for now. Change-Id: I7b7670bb541cf4814fd4958d5c0d8c68cbee80c2 Signed-off-by: Angel Pons <th3fanbus@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/40085 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Peter Lemenkov <lemenkov@gmail.com> Reviewed-by: HAOUAS Elyes <ehaouas@noos.fr>
38 lines
1017 B
C
38 lines
1017 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/* This file is part of the coreboot project. */
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#include "ec.h"
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#include <ec/compal/ene932/ec.h>
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/* The keyboard matrix tells the EC how the keyboard is wired internally */
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static void set_keyboard_matrix_us(void)
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{
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ec_kbc_write_cmd(0x59);
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ec_kbc_write_ib(0xE5);
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}
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/* Tell EC to operate in APM mode. Events generate SMIs instead of SCIs */
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static void enter_apm_mode(void)
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{
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ec_kbc_write_cmd(0x59);
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ec_kbc_write_ib(0xE9);
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}
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void lenovo_s230u_ec_init(void)
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{
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set_keyboard_matrix_us();
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/*
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* The EC has a special "blinking Caps Lock LED" mode which it normally
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* enters when it believes the OS is not responding. It occasionally
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* disables battery charging when in this mode, although other
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* functionality is unaffected. Although the EC starts in APM mode by
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* default, it only leaves the "blinking Caps Lock LED" mode after
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* receiving the following command.
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*/
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enter_apm_mode();
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/* Enable external USB port power. */
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ec_mm_set_bit(0x3b, 4);
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}
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