Files
Linux_Drivers/u-boot-2021.10/arch/arm/mach-uniphier/soc-info.c
sam.xiang f8fc109960 [uboot] create uboot from github:
repo: https://github.com/u-boot/u-boot
	commit: d80bb749fab53da72c4a0e09b8c2d2aaa3103c91

Change-Id: Ie6434426e1ec15bc08bb1832798e371f3fd5fb29
2023-03-10 20:30:57 +08:00

34 lines
670 B
C

// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2017 Socionext Inc.
* Author: Masahiro Yamada <yamada.masahiro@socionext.com>
*/
#include <linux/bitfield.h>
#include <linux/io.h>
#include <linux/types.h>
#include "sg-regs.h"
#include "soc-info.h"
unsigned int uniphier_get_soc_id(void)
{
u32 rev = readl(sg_base + SG_REVISION);
return FIELD_GET(SG_REVISION_TYPE_MASK, rev);
}
unsigned int uniphier_get_soc_model(void)
{
u32 rev = readl(sg_base + SG_REVISION);
return FIELD_GET(SG_REVISION_MODEL_MASK, rev);
}
unsigned int uniphier_get_soc_revision(void)
{
u32 rev = readl(sg_base + SG_REVISION);
return FIELD_GET(SG_REVISION_REV_MASK, rev);
}