u-boot/arch/arm/mach-uniphier/sbc/sbc-pxs2.c
Masahiro Yamada d8a10e7fac ARM: uniphier: set system bus pinmux for PXs3
The system bus is not enabled by default for NAND, eMMC boot
etc. of PXs3.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2017-08-30 09:07:04 +09:00

21 lines
365 B
C

/*
* Copyright (C) 2016-2017 Socionext Inc.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <linux/io.h>
#include "../init.h"
#include "sbc-regs.h"
void uniphier_pxs2_sbc_init(void)
{
uniphier_sbc_init_savepin();
/* necessary for ROM boot ?? */
/* system bus output enable */
writel(0x17, PC0CTRL);
uniphier_pin_init("system_bus_grp"); /* PXs3 */
}