diff options
| author | Jon Murphy <jpmurphy@google.com> | 2022-02-16 06:46:47 -0700 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2022-02-26 00:17:25 +0000 |
| commit | 2a7445a165125863446b87744700f59fdc72ba37 (patch) | |
| tree | b6c350f25926dc40a376ca9f1d939a472e120abd /src/mainboard/google/skyrim/variants | |
| parent | cbf0f98c6179c6f57080d44355e766221ca92669 (diff) | |
mb/google/skyrim: Add smihandler
BUG=b:214415408
TEST=builds
BRANCH=none
Signed-off-by: Jon Murphy <jpmurphy@google.com>
Change-Id: Icc52182294bb3402463a0a70a5c67779c60dfe32
Reviewed-on: https://review.coreboot.org/c/coreboot/+/62045
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Reviewed-by: Raul Rangel <rrangel@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/mainboard/google/skyrim/variants')
4 files changed, 42 insertions, 0 deletions
diff --git a/src/mainboard/google/skyrim/variants/baseboard/Makefile.inc b/src/mainboard/google/skyrim/variants/baseboard/Makefile.inc index 9fb63f5f43..7c092e44c2 100644 --- a/src/mainboard/google/skyrim/variants/baseboard/Makefile.inc +++ b/src/mainboard/google/skyrim/variants/baseboard/Makefile.inc @@ -1,3 +1,5 @@ bootblock-y += gpio.c ramstage-y += gpio.c + +smm-y += gpio.c diff --git a/src/mainboard/google/skyrim/variants/baseboard/gpio.c b/src/mainboard/google/skyrim/variants/baseboard/gpio.c index 841a572401..6e079d0380 100644 --- a/src/mainboard/google/skyrim/variants/baseboard/gpio.c +++ b/src/mainboard/google/skyrim/variants/baseboard/gpio.c @@ -141,6 +141,11 @@ static const struct soc_amd_gpio base_gpio_table[] = { PAD_NF(GPIO_148, I2C1_SDA, PULL_NONE), }; +/* GPIO configuration for sleep */ +static const struct soc_amd_gpio sleep_gpio_table[] = { + /* TODO: Fill sleep gpio configuration */ +}; + /* Early GPIO configuration in bootblock */ static const struct soc_amd_gpio bootblock_gpio_table[] = { /* TODO: Fill bootblock gpio configuration */ @@ -163,3 +168,9 @@ __weak void variant_bootblock_gpio_table(const struct soc_amd_gpio **gpio, size_ *size = ARRAY_SIZE(bootblock_gpio_table); *gpio = bootblock_gpio_table; } + +__weak void variant_sleep_gpio_table(const struct soc_amd_gpio **gpio, size_t *size) +{ + *size = ARRAY_SIZE(sleep_gpio_table); + *gpio = sleep_gpio_table; +} diff --git a/src/mainboard/google/skyrim/variants/baseboard/include/baseboard/variants.h b/src/mainboard/google/skyrim/variants/baseboard/include/baseboard/variants.h index 725baf8b08..b83344894e 100644 --- a/src/mainboard/google/skyrim/variants/baseboard/include/baseboard/variants.h +++ b/src/mainboard/google/skyrim/variants/baseboard/include/baseboard/variants.h @@ -22,4 +22,7 @@ void variant_override_gpio_table(const struct soc_amd_gpio **gpio, size_t *size) /* This function provides GPIO init in bootblock. */ void variant_bootblock_gpio_table(const struct soc_amd_gpio **gpio, size_t *size); +/* This function provides GPIO settings before entering sleep. */ +void variant_sleep_gpio_table(const struct soc_amd_gpio **gpio, size_t *size); + #endif /* __BASEBOARD_VARIANTS_H__ */ diff --git a/src/mainboard/google/skyrim/variants/baseboard/smihandler.c b/src/mainboard/google/skyrim/variants/baseboard/smihandler.c new file mode 100644 index 0000000000..f5131e9461 --- /dev/null +++ b/src/mainboard/google/skyrim/variants/baseboard/smihandler.c @@ -0,0 +1,26 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ + +#include <baseboard/variants.h> +#include <console/console.h> +#include <cpu/x86/smm.h> +#include <ec/google/chromeec/ec.h> +#include <ec/google/chromeec/smm.h> +#include <variant/ec.h> + +void mainboard_smi_sleep(u8 slp_typ) +{ + size_t num_gpios; + const struct soc_amd_gpio *gpios; + + chromeec_smi_sleep(slp_typ, MAINBOARD_EC_S3_WAKE_EVENTS, MAINBOARD_EC_S5_WAKE_EVENTS); + + variant_sleep_gpio_table(&gpios, &num_gpios); + program_gpios(gpios, num_gpios); +} + +int mainboard_smi_apmc(u8 apmc) +{ + chromeec_smi_apmc(apmc, MAINBOARD_EC_SCI_EVENTS, MAINBOARD_EC_SMI_EVENTS); + + return 0; +} |