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ARM: msm: Remove gpiomux-v2 and re-organize MSM_GPIOMUX configs

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Remove gpiomux-v2 as it's not being used and make way for future improvements.

Signed-off-by: Rohit Vaswani <rvaswani@codeaurora.org>
Signed-off-by: David Brown <davidb@codeaurora.org>
This commit is contained in:
Rohit Vaswani 2013-06-10 15:50:19 -07:00 committed by David Brown
parent 1a56e4b23d
commit eda9dcfa56
8 changed files with 24 additions and 125 deletions
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13
arch/arm/mach-msm/Kconfig
View file

@ -48,9 +48,7 @@ config ARCH_MSM8X60
select CPU_V7
select GPIO_MSM_V2
select HAVE_SMP
select MSM_GPIOMUX
select MSM_SCM if SMP
select MSM_V2_TLMM
select USE_OF
config ARCH_MSM8960
@ -58,9 +56,8 @@ config ARCH_MSM8960
select ARM_GIC
select CPU_V7
select HAVE_SMP
select MSM_GPIOMUX
select GPIO_MSM_V2
select MSM_SCM if SMP
select MSM_V2_TLMM
select USE_OF
config MSM_HAS_DEBUG_UART_HS
@ -124,10 +121,10 @@ config MSM_SMD
bool
config MSM_GPIOMUX
bool
config MSM_V2_TLMM
bool
depends on !(ARCH_MSM8X60 || ARCH_MSM8960)
bool "MSM V1 TLMM GPIOMUX architecture"
help
Support for MSM V1 TLMM GPIOMUX architecture.
config MSM_SCM
bool

6
arch/arm/mach-msm/Makefile
View file

@ -27,7 +27,5 @@ obj-$(CONFIG_ARCH_MSM7X30) += board-msm7x30.o devices-msm7x30.o
obj-$(CONFIG_ARCH_QSD8X50) += board-qsd8x50.o devices-qsd8x50.o
obj-$(CONFIG_ARCH_MSM8X60) += board-dt-8660.o
obj-$(CONFIG_ARCH_MSM8960) += board-dt-8960.o
obj-$(CONFIG_ARCH_MSM7X30) += gpiomux-v1.o gpiomux.o
obj-$(CONFIG_ARCH_QSD8X50) += gpiomux-8x50.o gpiomux-v1.o gpiomux.o
obj-$(CONFIG_ARCH_MSM8X60) += gpiomux-8x60.o gpiomux-v2.o gpiomux.o
obj-$(CONFIG_MSM_GPIOMUX) += gpiomux.o
obj-$(CONFIG_ARCH_QSD8X50) += gpiomux-8x50.o

19
arch/arm/mach-msm/gpiomux-8x60.c
View file

@ -1,19 +0,0 @@
/* Copyright (c) 2010, Code Aurora Forum. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
#include "gpiomux.h"
struct msm_gpiomux_config msm_gpiomux_configs[GPIOMUX_NGPIOS] = {};

25
arch/arm/mach-msm/gpiomux-v2.c
View file

@ -1,25 +0,0 @@
/* Copyright (c) 2010, Code Aurora Forum. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
#include <linux/io.h>
#include <mach/msm_iomap.h>
#include "gpiomux.h"
void __msm_gpiomux_write(unsigned gpio, gpiomux_config_t val)
{
writel(val & ~GPIOMUX_CTL_MASK,
MSM_TLMM_BASE + 0x1000 + (0x10 * gpio));
}

61
arch/arm/mach-msm/gpiomux-v2.h
View file

@ -1,61 +0,0 @@
/* Copyright (c) 2010, Code Aurora Forum. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
#ifndef __ARCH_ARM_MACH_MSM_GPIOMUX_V2_H
#define __ARCH_ARM_MACH_MSM_GPIOMUX_V2_H
#define GPIOMUX_NGPIOS 173
typedef u16 gpiomux_config_t;
enum {
GPIOMUX_DRV_2MA = 0UL << 6,
GPIOMUX_DRV_4MA = 1UL << 6,
GPIOMUX_DRV_6MA = 2UL << 6,
GPIOMUX_DRV_8MA = 3UL << 6,
GPIOMUX_DRV_10MA = 4UL << 6,
GPIOMUX_DRV_12MA = 5UL << 6,
GPIOMUX_DRV_14MA = 6UL << 6,
GPIOMUX_DRV_16MA = 7UL << 6,
};
enum {
GPIOMUX_FUNC_GPIO = 0UL << 2,
GPIOMUX_FUNC_1 = 1UL << 2,
GPIOMUX_FUNC_2 = 2UL << 2,
GPIOMUX_FUNC_3 = 3UL << 2,
GPIOMUX_FUNC_4 = 4UL << 2,
GPIOMUX_FUNC_5 = 5UL << 2,
GPIOMUX_FUNC_6 = 6UL << 2,
GPIOMUX_FUNC_7 = 7UL << 2,
GPIOMUX_FUNC_8 = 8UL << 2,
GPIOMUX_FUNC_9 = 9UL << 2,
GPIOMUX_FUNC_A = 10UL << 2,
GPIOMUX_FUNC_B = 11UL << 2,
GPIOMUX_FUNC_C = 12UL << 2,
GPIOMUX_FUNC_D = 13UL << 2,
GPIOMUX_FUNC_E = 14UL << 2,
GPIOMUX_FUNC_F = 15UL << 2,
};
enum {
GPIOMUX_PULL_NONE = 0UL,
GPIOMUX_PULL_DOWN = 1UL,
GPIOMUX_PULL_KEEPER = 2UL,
GPIOMUX_PULL_UP = 3UL,
};
#endif

15
arch/arm/mach-msm/gpiomux.c
View file

@ -17,9 +17,24 @@
#include <linux/module.h>
#include <linux/spinlock.h>
#include "gpiomux.h"
#include "proc_comm.h"
static DEFINE_SPINLOCK(gpiomux_lock);
static void __msm_gpiomux_write(unsigned gpio, gpiomux_config_t val)
{
unsigned tlmm_config = (val & ~GPIOMUX_CTL_MASK) |
((gpio & 0x3ff) << 4);
unsigned tlmm_disable = 0;
int rc;
rc = msm_proc_comm(PCOM_RPC_GPIO_TLMM_CONFIG_EX,
&tlmm_config, &tlmm_disable);
if (rc)
pr_err("%s: unexpected proc_comm failure %d: %08x %08x\n",
__func__, rc, tlmm_config, tlmm_disable);
}
int msm_gpiomux_write(unsigned gpio,
gpiomux_config_t active,
gpiomux_config_t suspended)

5
arch/arm/mach-msm/gpiomux.h
View file

@ -20,12 +20,7 @@
#include <linux/bitops.h>
#include <linux/errno.h>
#include <mach/msm_gpiomux.h>
#if defined(CONFIG_MSM_V2_TLMM)
#include "gpiomux-v2.h"
#else
#include "gpiomux-v1.h"
#endif
/**
* struct msm_gpiomux_config: gpiomux settings for one gpio line.

5
drivers/gpio/gpio-msm-v2.c
View file

@ -29,7 +29,6 @@
#include <linux/platform_device.h>
#include <linux/spinlock.h>
#include <mach/msm_gpiomux.h>
#include <mach/msm_iomap.h>
/* Bits of interest in the GPIO_IN_OUT register.
@ -159,12 +158,12 @@ static int msm_gpio_direction_output(struct gpio_chip *chip,
static int msm_gpio_request(struct gpio_chip *chip, unsigned offset)
{
return msm_gpiomux_get(chip->base + offset);
return 0;
}
static void msm_gpio_free(struct gpio_chip *chip, unsigned offset)
{
msm_gpiomux_put(chip->base + offset);
return;
}
static int msm_gpio_to_irq(struct gpio_chip *chip, unsigned offset)