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arm: imx8m: imx8mm-cl-iot-gate: Add support for detect memory size

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When purchasing imx8mm-cl-iot-gate it is able to customize the
memory size. It could be 1GB, 2GB and 4GB. We implement
board_phys_sdram_size() to detect the memory size for usage.

Signed-off-by: Ying-Chun Liu (PaulLiu) <paulliu@debian.org>
Cc: Fabio Estevam <festevam@denx.de>
Cc: Frieder Schrempf <frieder.schrempf@kontron.de>
Cc: uboot-imx <uboot-imx@nxp.com>
Reviewed-by: Fabio Estevam <festevam@denx.de>
This commit is contained in:
Ying-Chun Liu (PaulLiu) 2021-08-24 17:44:19 +08:00 committed by Stefano Babic
parent d9a6f0eed6
commit 0f328fcc4c
1 changed files with 25 additions and 0 deletions
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25
board/compulab/imx8mm-cl-iot-gate/imx8mm-cl-iot-gate.c
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@ -6,6 +6,7 @@
#include <common.h> #include <common.h>
#include <env.h> #include <env.h>
#include <hang.h>
#include <init.h> #include <init.h>
#include <miiphy.h> #include <miiphy.h>
#include <netdev.h> #include <netdev.h>
@ -14,8 +15,32 @@
#include <asm/arch/sys_proto.h> #include <asm/arch/sys_proto.h>
#include <asm/io.h> #include <asm/io.h>
#include "ddr/ddr.h"
DECLARE_GLOBAL_DATA_PTR; DECLARE_GLOBAL_DATA_PTR;
int board_phys_sdram_size(phys_size_t *size)
{
struct lpddr4_tcm_desc *lpddr4_tcm_desc =
(struct lpddr4_tcm_desc *)TCM_DATA_CFG;
switch (lpddr4_tcm_desc->size) {
case 4096:
case 2048:
case 1024:
*size = (1L << 20) * lpddr4_tcm_desc->size;
break;
default:
printf("%s: DRAM size %uM is not supported\n",
__func__,
lpddr4_tcm_desc->size);
hang();
break;
};
return 0;
}
static int setup_fec(void) static int setup_fec(void)
{ {
if (IS_ENABLED(CONFIG_FEC_MXC)) { if (IS_ENABLED(CONFIG_FEC_MXC)) {