diff options
| author | Fabio Baltieri <fabiobaltieri@google.com> | 2022-12-20 16:52:56 +0000 |
|---|---|---|
| committer | Chromeos LUCI <chromeos-scoped@luci-project-accounts.iam.gserviceaccount.com> | 2023-01-03 19:26:37 +0000 |
| commit | fae9790494ff3e3ee2bd6633685294edade58aa8 (patch) | |
| tree | b745ec0b18b6f8b02c2cf8bc61c7b4a0024f7bf8 /zephyr/shim/include/zephyr_gpio_signal.h | |
| parent | 7a4632edbe6e0c675799fea66074a562ed41e2ee (diff) | |
| download | chrome-ec-fae9790494ff3e3ee2bd6633685294edade58aa8.tar.gz | |
zephyr: named-gpios: remove DT_PATH usages
Replace a bunch of DT_PATH usages with some common macros to access the
named-gpios node based on the DT compatible.
BRANCH=none
BUG=none
TEST=cq dry run
TEST=zmake compare-builds -a
Signed-off-by: Fabio Baltieri <fabiobaltieri@google.com>
Change-Id: Ib99820051b5a55b68915e3b29071ee5f7e45ebfb
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/4114286
Code-Coverage: Zoss <zoss-cl-coverage@prod.google.com>
Reviewed-by: Tristan Honscheid <honscheid@google.com>
Diffstat (limited to 'zephyr/shim/include/zephyr_gpio_signal.h')
| -rw-r--r-- | zephyr/shim/include/zephyr_gpio_signal.h | 28 |
1 files changed, 19 insertions, 9 deletions
diff --git a/zephyr/shim/include/zephyr_gpio_signal.h b/zephyr/shim/include/zephyr_gpio_signal.h index 1a98071d6d..9dc0a038bb 100644 --- a/zephyr/shim/include/zephyr_gpio_signal.h +++ b/zephyr/shim/include/zephyr_gpio_signal.h @@ -11,6 +11,16 @@ #include <zephyr/devicetree.h> #include <zephyr/toolchain.h> +BUILD_ASSERT(DT_NUM_INST_STATUS_OKAY(named_gpios) == 1, + "only one named-gpios compatible node may be present"); + +#define NAMED_GPIOS_NODE DT_COMPAT_GET_ANY_STATUS_OKAY(named_gpios) + +/* + * Returns the node path for a specific named-gpios gpio + */ +#define NAMED_GPIOS_GPIO_NODE(name) DT_CHILD(NAMED_GPIOS_NODE, name) + /** @brief Returns the enum-name property as a token * * Returns the enum-name property for this node as an upper case token @@ -58,13 +68,13 @@ enum gpio_signal { GPIO_UNIMPLEMENTED = -1, -#if DT_NODE_EXISTS(DT_PATH(named_gpios)) - DT_FOREACH_CHILD(DT_PATH(named_gpios), GPIO_IMPL_SIGNAL) +#if DT_NODE_EXISTS(NAMED_GPIOS_NODE) + DT_FOREACH_CHILD(NAMED_GPIOS_NODE, GPIO_IMPL_SIGNAL) #endif GPIO_COUNT, -#if DT_NODE_EXISTS(DT_PATH(named_gpios)) - DT_FOREACH_CHILD(DT_PATH(named_gpios), GPIO_UNIMPL_SIGNAL) - DT_FOREACH_CHILD(DT_PATH(named_gpios), GPIO_DT_ALIAS_LIST) +#if DT_NODE_EXISTS(NAMED_GPIOS_NODE) + DT_FOREACH_CHILD(NAMED_GPIOS_NODE, GPIO_UNIMPL_SIGNAL) + DT_FOREACH_CHILD(NAMED_GPIOS_NODE, GPIO_DT_ALIAS_LIST) #endif GPIO_LIMIT = 0x0FFF, @@ -85,7 +95,7 @@ BUILD_ASSERT(GPIO_COUNT < GPIO_LIMIT); * the named_gpios node, into the correct enum gpio_signal that can be used * with platform/ec gpio API */ -#define NAMED_GPIO(name) GPIO_SIGNAL(DT_PATH(named_gpios, name)) +#define NAMED_GPIO(name) GPIO_SIGNAL(DT_CHILD(NAMED_GPIOS_NODE, name)) /** @brief Obtain a named gpio enum from a label and property * @@ -132,7 +142,7 @@ BUILD_ASSERT(GPIO_COUNT < GPIO_LIMIT); #define GPIO_DT_FROM_NODELABEL(label) GPIO_DT_FROM_NODE(DT_NODELABEL(label)) -#if DT_NODE_EXISTS(DT_PATH(named_gpios)) +#if DT_NODE_EXISTS(NAMED_GPIOS_NODE) /* * Declare the pointers that refer to the gpio_dt_spec entries * for each GPIO. @@ -142,11 +152,11 @@ struct gpio_dt_spec; #define GPIO_DT_PTR_DECL(id) \ extern const struct gpio_dt_spec *const GPIO_DT_NAME(GPIO_SIGNAL(id)); -DT_FOREACH_CHILD(DT_PATH(named_gpios), GPIO_DT_PTR_DECL) +DT_FOREACH_CHILD(NAMED_GPIOS_NODE, GPIO_DT_PTR_DECL) #undef GPIO_DT_PTR_DECL -#endif /* DT_NODE_EXISTS(DT_PATH(named_gpios)) */ +#endif /* DT_NODE_EXISTS(NAMED_GPIOS_NODE) */ #define IOEXPANDER_ID_EXPAND(id) ioex_chip_##id #define IOEXPANDER_ID(id) IOEXPANDER_ID_EXPAND(id) |