OpenCloudOS-Kernel/arch/arm/mach-omap1/flash.c

27 lines
440 B
C

// SPDX-License-Identifier: GPL-2.0-only
/*
* Flash support for OMAP1
*/
#include <linux/io.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/map.h>
#include <linux/soc/ti/omap1-io.h>
#include "tc.h"
#include "flash.h"
void omap1_set_vpp(struct platform_device *pdev, int enable)
{
u32 l;
l = omap_readl(EMIFS_CONFIG);
if (enable)
l |= OMAP_EMIFS_CONFIG_WP;
else
l &= ~OMAP_EMIFS_CONFIG_WP;
omap_writel(l, EMIFS_CONFIG);
}