u-boot/arch/arm/mach-uniphier/ph1-sld8/pinctrl.c
Masahiro Yamada 7d1a3a67bc ARM: UniPhier: move UART pin settings to SPL
The UniPhier platform is going to enable Driver Model and UART
support on SPL.  Move UART pin settings to early_pin_init(),
which is called from SPL.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2015-03-24 00:15:28 +09:00

52 lines
1.6 KiB
C

/*
* Copyright (C) 2011-2015 Panasonic Corporation
* Copyright (C) 2015 Socionext Inc.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <asm/io.h>
#include <mach/sg-regs.h>
void pin_init(void)
{
/* Comment format: PAD Name -> Function Name */
#ifdef CONFIG_SYS_I2C_UNIPHIER
{
u32 tmp;
tmp = readl(SG_IECTRL);
tmp |= 0xc00; /* enable SCL0, SDA0, SCL1, SDA1 */
writel(tmp, SG_IECTRL);
}
#endif
#ifdef CONFIG_NAND_DENALI
sg_set_pinsel(15, 0); /* XNFRE_GB -> XNFRE_GB */
sg_set_pinsel(16, 0); /* XNFWE_GB -> XNFWE_GB */
sg_set_pinsel(17, 0); /* XFALE_GB -> NFALE_GB */
sg_set_pinsel(18, 0); /* XFCLE_GB -> NFCLE_GB */
sg_set_pinsel(19, 0); /* XNFWP_GB -> XFNWP_GB */
sg_set_pinsel(20, 0); /* XNFCE0_GB -> XNFCE0_GB */
sg_set_pinsel(21, 0); /* NANDRYBY0_GB -> NANDRYBY0_GB */
sg_set_pinsel(22, 0); /* XFNCE1_GB -> XFNCE1_GB */
sg_set_pinsel(23, 0); /* NANDRYBY1_GB -> NANDRYBY1_GB */
sg_set_pinsel(24, 0); /* NFD0_GB -> NFD0_GB */
sg_set_pinsel(25, 0); /* NFD1_GB -> NFD1_GB */
sg_set_pinsel(26, 0); /* NFD2_GB -> NFD2_GB */
sg_set_pinsel(27, 0); /* NFD3_GB -> NFD3_GB */
sg_set_pinsel(28, 0); /* NFD4_GB -> NFD4_GB */
sg_set_pinsel(29, 0); /* NFD5_GB -> NFD5_GB */
sg_set_pinsel(30, 0); /* NFD6_GB -> NFD6_GB */
sg_set_pinsel(31, 0); /* NFD7_GB -> NFD7_GB */
#endif
#ifdef CONFIG_USB_EHCI_UNIPHIER
sg_set_pinsel(41, 0); /* USB0VBUS -> USB0VBUS */
sg_set_pinsel(42, 0); /* USB0OD -> USB0OD */
sg_set_pinsel(43, 0); /* USB1VBUS -> USB1VBUS */
sg_set_pinsel(44, 0); /* USB1OD -> USB1OD */
/* sg_set_pinsel(114, 4); */ /* TXD1 -> USB2VBUS (shared with UART) */
/* sg_set_pinsel(115, 4); */ /* RXD1 -> USB2OD */
#endif
}