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stm32mp: dram_init: Get RAM size from DT if no RAM driver found

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In case there is no RAM driver retrieve RAM size from DT as fallback.

Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com>
Reviewed-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
This commit is contained in:
Patrice Chotard
2023-10-27 16:42:57 +02:00
committed by Patrice Chotard
parent 2f9886c668
commit dba8d92a3d
1 changed files with 5 additions and 2 deletions
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7
arch/arm/mach-stm32mp/dram_init.c
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@@ -24,8 +24,11 @@ int dram_init(void)
int ret;
ret = uclass_get_device(UCLASS_RAM, 0, &dev);
if (ret) {
log_debug("RAM init failed: %d\n", ret);
/* in case there is no RAM driver, retrieve DDR size from DT */
if (ret == -ENODEV) {
return fdtdec_setup_mem_size_base();
} else if (ret) {
log_err("RAM init failed: %d\n", ret);
return ret;
}
ret = ram_get_info(dev, &ram);