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linker: remove manual name specification

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As memory region names are now derived purely from devicetree, remove
the `name` parameter from `DT_REGION_FROM_NODE_STATUS_OKAY`. Name is
`zephyr,linker-region` if it exists, otherwise the node path.

Signed-off-by: Jordan Yates <jordan.yates@data61.csiro.au>
This commit is contained in:
Jordan Yates 2021-06-17 22:36:38 +10:00 • committed by Carles Cufí
commit 7b2a388d1d
5 changed files with 35 additions and 31 deletions
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34
include/linker/devicetree_regions.h
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@ -35,25 +35,29 @@
#define LINKER_DT_NODE_REGION_NAME(node_id) \
DT_PROP_OR(node_id, zephyr_memory_region, DT_NODE_PATH(node_id))
/* Declare a memory region */
#define _REGION_DECLARE(name, attr, node) name(attr) : \
ORIGIN = DT_REG_ADDR(node), \
LENGTH = DT_REG_SIZE(node)
/** @cond INTERNAL_HIDDEN */
/**
* @brief Declare a memory region
*
* @param node_id devicetree node identifier
* @param attr region attributes
*/
#define _REGION_DECLARE(node_id, attr) \
LINKER_DT_NODE_REGION_NAME(node_id)(attr) : \
ORIGIN = DT_REG_ADDR(node_id), \
LENGTH = DT_REG_SIZE(node_id)
/** @endcond */
/**
* @brief Generate a linker memory region from a devicetree node
*
* If @p node_id refers to a node with status "okay", then this declares
* a linker memory region named @p name with attributes from @p attr.
*
* Otherwise, it doesn't expand to anything.
*
* @param name name of the generated memory region
* @param node_id devicetree node identifier with a \<reg\> property defining
* region location and size
* @param attr region attributes to use (rx, rw, ...)
* @param node_id devicetree node identifier with a \<reg\> property
* defining region location and size.
*/
#define LINKER_DT_REGION_FROM_NODE(name, attr, node_id) \
COND_CODE_1(DT_NODE_HAS_STATUS(node_id, okay), \
(_REGION_DECLARE(name, attr, node_id)), \
#define LINKER_DT_REGION_FROM_NODE(node_id, attr) \
COND_CODE_1(DT_NODE_HAS_STATUS(node_id, okay), \
(_REGION_DECLARE(node_id, attr)), \
())