xref: /openbmc/linux/arch/arm/mach-omap1/flash.c (revision 7e0a9e62)
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * Flash support for OMAP1
4  */
5 
6 #include <linux/io.h>
7 #include <linux/mtd/mtd.h>
8 #include <linux/mtd/map.h>
9 #include <linux/soc/ti/omap1-io.h>
10 
11 #include "tc.h"
12 
13 #include "flash.h"
14 
15 
omap1_set_vpp(struct platform_device * pdev,int enable)16 void omap1_set_vpp(struct platform_device *pdev, int enable)
17 {
18 	u32 l;
19 
20 	l = omap_readl(EMIFS_CONFIG);
21 	if (enable)
22 		l |= OMAP_EMIFS_CONFIG_WP;
23 	else
24 		l &= ~OMAP_EMIFS_CONFIG_WP;
25 	omap_writel(l, EMIFS_CONFIG);
26 }
27