[PATCH 4/5] board: sama5d2_xplained: Get dram size and base from device tree

Clément Léger
2021-08-02T12:51:10Z

In order to make it more flexible and allow modifying the base address
of DRAM without recompiling U-Boot, use memory node from device tree
with fdtdec functions.

Signed-off-by: Clément Léger <clement.leger@bootlin.com>
---
board/atmel/sama5d2_xplained/sama5d2_xplained.c | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/board/atmel/sama5d2_xplained/sama5d2_xplained.c b/board/atmel/sama5d2_xplained/sama5d2_xplained.c
index 5110ec8969..8b5cd533d0 100644
--- a/board/atmel/sama5d2_xplained/sama5d2_xplained.c
+++ b/board/atmel/sama5d2_xplained/sama5d2_xplained.c
@@ -68,7 +68,7 @@ int board_early_init_f(void)
int board_init(void)
{
/* address of boot parameters */
- gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
+ gd->bd->bi_boot_params = gd->bd->bi_dram[0].start + 0x100;

#ifdef CONFIG_CMD_USB
board_usb_hw_init();
@@ -77,11 +77,14 @@ int board_init(void)
return 0;
}

+int dram_init_banksize(void)
+{
+ return fdtdec_setup_memory_banksize();
+}
+
int dram_init(void)
{
- gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE,
- CONFIG_SYS_SDRAM_SIZE);
- return 0;
+ return fdtdec_setup_mem_size_base();
}

#define AT24MAC_MAC_OFFSET 0x9a
--
2.32.0