Varshit Pandya has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/78222?usp=email )
Change subject: soc/amd/genoa: add GPIO support ......................................................................
soc/amd/genoa: add GPIO support
Change-Id: I2e827e9ffbb2ec1be0f1247b77660a9fdeb04f7b Signed-off-by: Varshit Pandya pandyavarshit@gmail.com --- M src/soc/amd/genoa/Kconfig M src/soc/amd/genoa/Makefile.inc A src/soc/amd/genoa/gpio.c 3 files changed, 41 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/22/78222/1
diff --git a/src/soc/amd/genoa/Kconfig b/src/soc/amd/genoa/Kconfig index 328e7a2..3ec0db2 100644 --- a/src/soc/amd/genoa/Kconfig +++ b/src/soc/amd/genoa/Kconfig @@ -10,6 +10,7 @@ select RESET_VECTOR_IN_RAM select SOC_AMD_COMMON select SOC_AMD_COMMON_BLOCK_ACPIMMIO + select SOC_AMD_COMMON_BLOCK_BANKED_GPIOS select SOC_AMD_COMMON_BLOCK_CPUFREQ_FAM17H_19H select SOC_AMD_COMMON_BLOCK_HAS_ESPI select SOC_AMD_COMMON_BLOCK_LPC diff --git a/src/soc/amd/genoa/Makefile.inc b/src/soc/amd/genoa/Makefile.inc index 2f7241d..a35146c 100644 --- a/src/soc/amd/genoa/Makefile.inc +++ b/src/soc/amd/genoa/Makefile.inc @@ -4,6 +4,7 @@ all-y += mmap_boot.c all-y += reset.c all-y += config.c +all-y += gpio.c
bootblock-y += early_fch.c bootblock-y += aoac.c diff --git a/src/soc/amd/genoa/gpio.c b/src/soc/amd/genoa/gpio.c new file mode 100644 index 0000000..e8887ac --- /dev/null +++ b/src/soc/amd/genoa/gpio.c @@ -0,0 +1,39 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#include <amdblocks/gpio.h> +#include <soc/gpio.h> +#include <types.h> + +/* see the IOMUX function table for the mapping from GPIO number to GEVENT number */ +static const struct soc_amd_event gpio_event_table[] = { + { GPIO_0, GEVENT_21 }, /* GPIO0 may only be used as PWR_BTN_L in ACPI */ + { GPIO_1, GEVENT_19 }, + { GPIO_2, GEVENT_8 }, + { GPIO_3, GEVENT_2 }, + { GPIO_4, GEVENT_4 }, + { GPIO_5, GEVENT_7 }, + { GPIO_6, GEVENT_10 }, + { GPIO_7, GEVENT_11 }, + { GPIO_16, GEVENT_12 }, + { GPIO_17, GEVENT_13 }, + { GPIO_21, GEVENT_5 }, + { GPIO_22, GEVENT_3 }, + { GPIO_23, GEVENT_16 }, + { GPIO_24, GEVENT_14 }, + { GPIO_26, GEVENT_15 }, + { GPIO_76, GEVENT_11 }, + { GPIO_86, GEVENT_9 }, + { GPIO_89, GEVENT_0 }, + { GPIO_104, GEVENT_20 }, + { GPIO_105, GEVENT_22 }, + { GPIO_106, GEVENT_23 }, + { GPIO_115, GEVENT_1 }, + { GPIO_116, GEVENT_6 }, + { GPIO_129, GEVENT_17 }, +}; + +void soc_get_gpio_event_table(const struct soc_amd_event **table, size_t *items) +{ + *table = gpio_event_table; + *items = ARRAY_SIZE(gpio_event_table); +}