From 65b0afe9a687aebeed70eccd78e1ad99b96bc8bc Mon Sep 17 00:00:00 2001 From: Eric Lai Date: Fri, 9 Apr 2021 11:50:48 +0800 Subject: soc/amd/cezanne: Add GRXS and GTXS method Add GRXS and GTXS support. Move the gpio method into common place. Signed-off-by: Eric Lai Change-Id: I8ba377179d6976cf26ed0dc521d8e4eff051dc85 Reviewed-on: https://review.coreboot.org/c/coreboot/+/52202 Tested-by: build bot (Jenkins) Reviewed-by: Felix Held --- src/soc/amd/picasso/Kconfig | 1 + src/soc/amd/picasso/acpi.c | 47 --------------------------------------------- 2 files changed, 1 insertion(+), 47 deletions(-) (limited to 'src/soc/amd/picasso') diff --git a/src/soc/amd/picasso/Kconfig b/src/soc/amd/picasso/Kconfig index b6ab78494a..765ed600c6 100644 --- a/src/soc/amd/picasso/Kconfig +++ b/src/soc/amd/picasso/Kconfig @@ -27,6 +27,7 @@ config CPU_SPECIFIC_OPTIONS select SOC_AMD_COMMON select SOC_AMD_COMMON_BLOCK_ACPI select SOC_AMD_COMMON_BLOCK_ACPIMMIO + select SOC_AMD_COMMON_BLOCK_ACPI_GPIO select SOC_AMD_COMMON_BLOCK_AOAC select SOC_AMD_COMMON_BLOCK_APOB select SOC_AMD_COMMON_BLOCK_BANKED_GPIOS diff --git a/src/soc/amd/picasso/acpi.c b/src/soc/amd/picasso/acpi.c index 7315b924a1..b879571163 100644 --- a/src/soc/amd/picasso/acpi.c +++ b/src/soc/amd/picasso/acpi.c @@ -364,50 +364,3 @@ void generate_cpu_entries(const struct device *device) acpigen_write_name_integer("PCNT", logical_cores); acpigen_pop_len(); } - -static int acpigen_soc_gpio_op(const char *op, unsigned int gpio_num) -{ - if (gpio_num >= SOC_GPIO_TOTAL_PINS) { - printk(BIOS_WARNING, "Warning: Pin %d should be smaller than" - " %d\n", gpio_num, SOC_GPIO_TOTAL_PINS); - return -1; - } - /* op (gpio_num) */ - acpigen_emit_namestring(op); - acpigen_write_integer(gpio_num); - return 0; -} - -static int acpigen_soc_get_gpio_state(const char *op, unsigned int gpio_num) -{ - if (gpio_num >= SOC_GPIO_TOTAL_PINS) { - printk(BIOS_WARNING, "Warning: Pin %d should be smaller than" - " %d\n", gpio_num, SOC_GPIO_TOTAL_PINS); - return -1; - } - /* Store (op (gpio_num), Local0) */ - acpigen_write_store(); - acpigen_soc_gpio_op(op, gpio_num); - acpigen_emit_byte(LOCAL0_OP); - return 0; -} - -int acpigen_soc_read_rx_gpio(unsigned int gpio_num) -{ - return acpigen_soc_get_gpio_state("\\_SB.GRXS", gpio_num); -} - -int acpigen_soc_get_tx_gpio(unsigned int gpio_num) -{ - return acpigen_soc_get_gpio_state("\\_SB.GTXS", gpio_num); -} - -int acpigen_soc_set_tx_gpio(unsigned int gpio_num) -{ - return acpigen_soc_gpio_op("\\_SB.STXS", gpio_num); -} - -int acpigen_soc_clear_tx_gpio(unsigned int gpio_num) -{ - return acpigen_soc_gpio_op("\\_SB.CTXS", gpio_num); -} -- cgit v1.2.3