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ARM: uniphier: drop ad-hoc input enable settings

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These input enable settings are handled by the pinctrl drivers.

Because the external bus pins are input-enabled by default, on-board
devices such as LED still work fine even with this delayed input
enabling.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
This commit is contained in:
Masahiro Yamada 2015-09-11 20:17:44 +09:00
parent 11f3afeaa5
commit 1386233da3
7 changed files with 7 additions and 51 deletions
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2
arch/arm/mach-uniphier/ph1-ld4/Makefile
View file

@ -4,7 +4,7 @@
ifdef CONFIG_SPL_BUILD
obj-$(CONFIG_DEBUG_LL) += lowlevel_debug.o
obj-y += bcu_init.o sg_init.o pll_init.o early_clkrst_init.o \
obj-y += bcu_init.o pll_init.o early_clkrst_init.o \
pll_spectrum.o umc_init.o ddrphy_init.o
obj-$(CONFIG_PFC_MICRO_SUPPORT_CARD) += sbc_init.o
obj-$(CONFIG_DCC_MICRO_SUPPORT_CARD) += sbc_init_3cs.o

18
arch/arm/mach-uniphier/ph1-ld4/sg_init.c
View file

@ -1,18 +0,0 @@
/*
* Copyright (C) 2011-2015 Masahiro Yamada <yamada.masahiro@socionext.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <linux/io.h>
#include <mach/sg-regs.h>
void sg_init(void)
{
u32 tmp;
/* Input ports must be enabled before deasserting reset of cores */
tmp = readl(SG_IECTRL);
tmp |= 0x1;
writel(tmp, SG_IECTRL);
}

2
arch/arm/mach-uniphier/ph1-pro4/Makefile
View file

@ -4,7 +4,7 @@
ifdef CONFIG_SPL_BUILD
obj-$(CONFIG_DEBUG_LL) += lowlevel_debug.o
obj-y += sg_init.o pll_init.o early_clkrst_init.o \
obj-y += pll_init.o early_clkrst_init.o \
pll_spectrum.o umc_init.o ddrphy_init.o
obj-$(CONFIG_PFC_MICRO_SUPPORT_CARD) += sbc_init.o
obj-$(CONFIG_DCC_MICRO_SUPPORT_CARD) += sbc_init_3cs.o

18
arch/arm/mach-uniphier/ph1-pro4/sg_init.c
View file

@ -1,18 +0,0 @@
/*
* Copyright (C) 2011-2015 Masahiro Yamada <yamada.masahiro@socionext.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <linux/io.h>
#include <mach/sg-regs.h>
void sg_init(void)
{
u32 tmp;
/* Input ports must be enabled before deasserting reset of cores */
tmp = readl(SG_IECTRL);
tmp |= 1 << 6;
writel(tmp, SG_IECTRL);
}

9
arch/arm/mach-uniphier/ph1-sld8/pinctrl.c
View file

@ -11,15 +11,6 @@ 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 */

1
arch/arm/mach-uniphier/ph1-sld8/sg_init.c
View file

@ -1 +0,0 @@
#include "../ph1-ld4/sg_init.c"

8
arch/arm/mach-uniphier/spl.c
View file

@ -1,7 +1,5 @@
/*
* Copyright (C) 2013-2015 Panasonic Corporation
* Copyright (C) 2015 Socionext Inc.
* Author: Masahiro Yamada <yamada.masahiro@socionext.com>
* Copyright (C) 2013-2015 Masahiro Yamada <yamada.masahiro@socionext.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
@ -16,6 +14,10 @@ void __weak bcu_init(void)
{
};
void __weak sg_init(void)
{
};
void __weak early_pin_init(void)
{
};