diff options
Diffstat (limited to 'src/soc')
| -rw-r--r-- | src/soc/amd/stoneyridge/gpio.c | 35 | ||||
| -rw-r--r-- | src/soc/amd/stoneyridge/include/soc/gpio.h | 2 |
2 files changed, 1 insertions, 36 deletions
diff --git a/src/soc/amd/stoneyridge/gpio.c b/src/soc/amd/stoneyridge/gpio.c index bca8f5d925..955cc6a0cc 100644 --- a/src/soc/amd/stoneyridge/gpio.c +++ b/src/soc/amd/stoneyridge/gpio.c @@ -219,41 +219,12 @@ uint16_t gpio_acpi_pin(gpio_t gpio) return gpio; } -/* - * Returns the debounce type corresponding to a given interrupt type. - * - * This matches what the linux kernel will set during gpio configuration: - * - * Interrupt Debounce - * Edge Remove Glitch - * Level High Preserve Low Glitch - * Level Low Preserve High Glitch - */ -static uint32_t gpio_irq_debounce(uint32_t flag) -{ - uint32_t trigger; - - trigger = flag & FLAGS_TRIGGER_MASK; - switch (trigger) { - case GPIO_TRIGGER_LEVEL_LOW: - return GPIO_IN_PRESERVE_HIGH_GLITCH; - case GPIO_TRIGGER_LEVEL_HIGH: - return GPIO_IN_PRESERVE_LOW_GLITCH; - case GPIO_TRIGGER_EDGE_LOW: - return GPIO_IN_REMOVE_GLITCH; - case GPIO_TRIGGER_EDGE_HIGH: - return GPIO_IN_REMOVE_GLITCH; - default: - return GPIO_IN_NO_DEBOUNCE; - } -} - void sb_program_gpios(const struct soc_amd_gpio *gpio_list_ptr, size_t size) { uint8_t *mux_ptr; uint32_t *gpio_ptr; uint32_t control, control_flags, edge_level, direction; - uint32_t mask, bit_edge, bit_level, debounce; + uint32_t mask, bit_edge, bit_level; uint8_t mux, index, gpio; int gevent_num; @@ -302,10 +273,6 @@ void sb_program_gpios(const struct soc_amd_gpio *gpio_list_ptr, size_t size) case GPIO_SCI_FLAG: mem_read_write32(gpio_ptr, control, INT_SCI_SMI_MASK); - /* Always set debounce type for SCI gpio */ - debounce = gpio_irq_debounce(control_flags); - mem_read_write32(gpio_ptr, debounce, - GPIO_DEBOUNCE_MASK); get_sci_config_bits(control_flags, &bit_edge, &bit_level); edge_level |= bit_edge << gevent_num; diff --git a/src/soc/amd/stoneyridge/include/soc/gpio.h b/src/soc/amd/stoneyridge/include/soc/gpio.h index 422ee57ab3..04eda4934e 100644 --- a/src/soc/amd/stoneyridge/include/soc/gpio.h +++ b/src/soc/amd/stoneyridge/include/soc/gpio.h @@ -450,11 +450,9 @@ enum { #define INT_SCI_SMI_MASK 0x00f40000 #define IN_GLITCH_SHIFT 5 -#define DEBOUNCE_NONE 0 #define GLITCH_LOW 1 #define GLITCH_HIGH 2 #define GLITCH_NONE 3 -#define GPIO_IN_NO_DEBOUNCE (DEBOUNCE_NONE << IN_GLITCH_SHIFT) #define GPIO_IN_PRESERVE_LOW_GLITCH (GLITCH_LOW << IN_GLITCH_SHIFT) #define GPIO_IN_PRESERVE_HIGH_GLITCH (GLITCH_HIGH << IN_GLITCH_SHIFT) #define GPIO_IN_REMOVE_GLITCH (GLITCH_NONE << IN_GLITCH_SHIFT) |