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authorFelix Held <felix.held@amd.corp-partner.google.com>2021-09-22 16:01:36 +0200
committerFelix Held <felix-coreboot@felixheld.de>2021-09-23 14:41:30 +0000
commit05df6ec8449355f5205807b84e7a6ba87252cf27 (patch)
tree59055c5ac9e298b49894e4ca429cca906bc91107 /src/soc/intel
parenta9a0b331c686e7791af08519a2daab4a04902ab7 (diff)
soc/amd,intel/common/include/gpio: improve documentation of overrides
Explicitly point out that gpio_configure_pads_with_override will ignore GPIOs that are only in the override configuration, but not in the base configuration. Signed-off-by: Felix Held <felix-coreboot@felixheld.de> Change-Id: I1bdfcac89b81fef773938133a2699897c6ee9415 Reviewed-on: https://review.coreboot.org/c/coreboot/+/57836 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Raul Rangel <rrangel@chromium.org> Reviewed-by: Furquan Shaikh <furquan@google.com>
Diffstat (limited to 'src/soc/intel')
-rw-r--r--src/soc/intel/common/block/include/intelblocks/gpio.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/soc/intel/common/block/include/intelblocks/gpio.h b/src/soc/intel/common/block/include/intelblocks/gpio.h
index 8496db32c5..c47f908e8c 100644
--- a/src/soc/intel/common/block/include/intelblocks/gpio.h
+++ b/src/soc/intel/common/block/include/intelblocks/gpio.h
@@ -186,7 +186,8 @@ void gpio_configure_pads(const struct pad_config *cfg, size_t num_pads);
* This function configures raw pads in base config and applies override in
* override config if any. Thus, for every GPIO_x in base config, this function
* looks up the GPIO in override config and if it is present there, then applies
- * the configuration from override config.
+ * the configuration from override config. GPIOs that are only specified in the
+ * override, but not in the base configuration, will be ignored.
*/
void gpio_configure_pads_with_override(const struct pad_config *base_cfg,
size_t base_num_pads,