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ddr: altera: Add DDR driver for Agilex5 series

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Adding DDR driver support for Agilex5 series.

Signed-off-by: Tingting Meng <tingting.meng@altera.com>
This commit is contained in:
Tingting Meng
2025-02-21 21:49:41 +08:00
committed by Tom Rini
parent 034ebe3302
commit 04ea9147d5
15 changed files with 1770 additions and 42 deletions
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36
arch/arm/mach-socfpga/misc.c
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@@ -5,27 +5,29 @@
#include <config.h>
#include <command.h>
#include <cpu_func.h>
#include <hang.h>
#include <asm/cache.h>
#include <init.h>
#include <asm/global_data.h>
#include <asm/io.h>
#include <errno.h>
#include <init.h>
#include <handoff.h>
#include <hang.h>
#include <watchdog.h>
#include <fdtdec.h>
#include <linux/libfdt.h>
#include <altera.h>
#include <linux/printk.h>
#include <miiphy.h>
#include <netdev.h>
#include <watchdog.h>
#include <asm/global_data.h>
#include <asm/io.h>
#include <asm/cache.h>
#include <asm/pl310.h>
#include <asm/arch/misc.h>
#include <asm/arch/nic301.h>
#include <asm/arch/reset_manager.h>
#include <asm/arch/scan_manager.h>
#include <asm/arch/system_manager.h>
#include <asm/arch/nic301.h>
#include <asm/arch/scu.h>
#include <asm/pl310.h>
#include <linux/printk.h>
#include <asm/arch/system_manager.h>
#include <altera.h>
#include <bloblist.h>
#include <cpu_func.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -51,8 +53,18 @@ struct bsel bsel_str[] = {
int dram_init(void)
{
#if CONFIG_IS_ENABLED(HANDOFF) && IS_ENABLED(CONFIG_TARGET_SOCFPGA_AGILEX5)
struct spl_handoff *ho;
ho = bloblist_find(BLOBLISTT_U_BOOT_SPL_HANDOFF, sizeof(*ho));
if (!ho)
return log_msg_ret("Missing SPL hand-off info", -ENOENT);
gd->ram_size = ho->ram_bank[0].size;
gd->ram_base = ho->ram_bank[0].start;
#else
if (fdtdec_setup_mem_size_base() != 0)
return -EINVAL;
#endif /* HANDOFF && CONFIG_TARGET_SOCFPGA_AGILEX5 */
return 0;
}