mb/google/dedede: Add ability to provide override GPIO table
For variants with slightly different GPIO configuration, add support to pass an override GPIO configuration table. BUG=None TEST=Build and boot the waddledee mainboard. Change-Id: I2f1c6dc2ea5499bff96a471c4461339ef01ee19a Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/43279 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Furquan Shaikh <furquan@google.com> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
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@ -22,11 +22,15 @@ static void mainboard_config_isst(void *unused)
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static void mainboard_init(void *chip_info)
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static void mainboard_init(void *chip_info)
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{
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{
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const struct pad_config *pads;
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const struct pad_config *base_pads;
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size_t num;
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const struct pad_config *override_pads;
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size_t base_num, override_num;
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pads = variant_gpio_table(&num);
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base_pads = variant_base_gpio_table(&base_num);
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gpio_configure_pads(pads, num);
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override_pads = variant_override_gpio_table(&override_num);
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gpio_configure_pads_with_override(base_pads, base_num,
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override_pads, override_num);
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}
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}
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static void mainboard_dev_init(struct device *dev)
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static void mainboard_dev_init(struct device *dev)
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@ -420,12 +420,18 @@ static const struct pad_config early_gpio_table[] = {
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PAD_CFG_GPI(GPP_S0, NONE, DEEP),
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PAD_CFG_GPI(GPP_S0, NONE, DEEP),
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};
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};
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const struct pad_config *__weak variant_gpio_table(size_t *num)
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const struct pad_config *__weak variant_base_gpio_table(size_t *num)
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{
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{
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*num = ARRAY_SIZE(gpio_table);
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*num = ARRAY_SIZE(gpio_table);
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return gpio_table;
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return gpio_table;
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}
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}
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const struct pad_config *__weak variant_override_gpio_table(size_t *num)
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{
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*num = 0;
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return NULL;
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}
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const struct pad_config *__weak variant_early_gpio_table(size_t *num)
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const struct pad_config *__weak variant_early_gpio_table(size_t *num)
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{
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{
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*num = ARRAY_SIZE(early_gpio_table);
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*num = ARRAY_SIZE(early_gpio_table);
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@ -13,10 +13,11 @@
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/* The next set of functions return the gpio table and fill in the number of
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/* The next set of functions return the gpio table and fill in the number of
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* entries for each table. */
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* entries for each table. */
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const struct pad_config *variant_gpio_table(size_t *num);
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const struct pad_config *variant_base_gpio_table(size_t *num);
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const struct pad_config *variant_early_gpio_table(size_t *num);
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const struct pad_config *variant_early_gpio_table(size_t *num);
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const struct pad_config *variant_sleep_gpio_table(size_t *num);
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const struct pad_config *variant_sleep_gpio_table(size_t *num);
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const struct cros_gpio *variant_cros_gpios(size_t *num);
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const struct cros_gpio *variant_cros_gpios(size_t *num);
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const struct pad_config *variant_override_gpio_table(size_t *num);
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/**
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/**
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* Get board's Hardware features as defined in FW_CONFIG
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* Get board's Hardware features as defined in FW_CONFIG
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