mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-21 02:33:07 +00:00
aa6e94deab
The rest of the unmigrated CONFIG symbols in the CONFIG_SYS_SDRAM namespace do not easily transition to Kconfig. In many cases they likely should come from the device tree instead. Move these out of CONFIG namespace and in to CFG namespace. Signed-off-by: Tom Rini <trini@konsulko.com> Reviewed-by: Simon Glass <sjg@chromium.org>
72 lines
1.3 KiB
C
72 lines
1.3 KiB
C
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
|
|
/*
|
|
* Copyright (c) 2018 Microsemi Corporation
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <init.h>
|
|
#include <asm/global_data.h>
|
|
|
|
#include <asm/io.h>
|
|
#include <asm/types.h>
|
|
|
|
#include <mach/tlb.h>
|
|
#include <mach/ddr.h>
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
static inline int vcoreiii_train_bytelane(void)
|
|
{
|
|
int ret;
|
|
|
|
ret = hal_vcoreiii_train_bytelane(0);
|
|
|
|
#if defined(CONFIG_SOC_OCELOT) || defined(CONFIG_SOC_JR2) || \
|
|
defined(CONFIG_SOC_SERVALT) || defined(CONFIG_SOC_SERVAL)
|
|
if (ret)
|
|
return ret;
|
|
ret = hal_vcoreiii_train_bytelane(1);
|
|
#endif
|
|
|
|
return ret;
|
|
}
|
|
|
|
int vcoreiii_ddr_init(void)
|
|
{
|
|
register int res;
|
|
|
|
if (!(readl(BASE_CFG + ICPU_MEMCTRL_STAT)
|
|
& ICPU_MEMCTRL_STAT_INIT_DONE)) {
|
|
hal_vcoreiii_init_memctl();
|
|
hal_vcoreiii_wait_memctl();
|
|
if (hal_vcoreiii_init_dqs() || vcoreiii_train_bytelane())
|
|
hal_vcoreiii_ddr_failed();
|
|
}
|
|
|
|
res = dram_check();
|
|
if (res == 0)
|
|
hal_vcoreiii_ddr_verified();
|
|
else
|
|
hal_vcoreiii_ddr_failed();
|
|
|
|
/* Remap DDR to kuseg: Clear boot-mode */
|
|
clrbits_le32(BASE_CFG + ICPU_GENERAL_CTRL,
|
|
ICPU_GENERAL_CTRL_BOOT_MODE_ENA);
|
|
/* - and read-back to activate/verify */
|
|
readl(BASE_CFG + ICPU_GENERAL_CTRL);
|
|
|
|
return res;
|
|
}
|
|
|
|
int print_cpuinfo(void)
|
|
{
|
|
printf("MSCC VCore-III MIPS 24Kec\n");
|
|
|
|
return 0;
|
|
}
|
|
|
|
int dram_init(void)
|
|
{
|
|
gd->ram_size = CFG_SYS_SDRAM_SIZE;
|
|
return 0;
|
|
}
|