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ARM: EXYNOS: Use of_address_to_resource()

PATCH Applied Rob Herring 2 participants 2 messages Mar 19, 2023 – Mar 22, 2023

Subsystems (3)
Arm (32-bit) Arm sub-architectures Arm Samsung Exynos
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Rob Herring

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PATCH 1/1 ARM: EXYNOS: Use of_address_to_resource()

Replace of_get_address() and of_translate_address() with single call to of_address_to_resource(). With this, use ioremap() instead of of_iomap() which would parse "reg" a second time.

Signed-off-by Rob Herring <[email protected]>
---
 arch/arm/mach-exynos/exynos.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)
arch/arm/mach-exynos/exynos.c +5 -3
index 51a247ca4da8..966a0995e047 100644
@@ -50,11 +50,13 @@ void __init exynos_sysram_init(void)
 	struct device_node *node;
 
 	for_each_compatible_node(node, NULL, "samsung,exynos4210-sysram") {
+		struct resource res;
 		if (!of_device_is_available(node))
 			continue;
-		sysram_base_addr = of_iomap(node, 0);
-		sysram_base_phys = of_translate_address(node,
-					   of_get_address(node, 0, NULL, NULL));
+
+		of_address_to_resource(node, 0, &res);
+		sysram_base_addr = ioremap(res.start, resource_size(&res));
+		sysram_base_phys = res.start;
 		of_node_put(node);
 		break;
 	}
Signature · 1 line
2.39.2