lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

msm: gpio: Remove tlmm routines obsoleted by gpiomux.

Browse Source 
Now that all supported gpio_tlmm_config-using boards
are using gpiomux, remove the deprecated code.

Signed-off-by: Gregory Bean <gbean@codeaurora.org>
Signed-off-by: Daniel Walker <dwalker@codeaurora.org>
This commit is contained in:
Gregory Bean
2010-08-28 10:05:48 -07:00
committed by Daniel Walker
parent 224f6de46a
commit 10c4580e79
3 changed files with 0 additions and 209 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
arch/arm/mach-msm/Makefile
View File

@@ -3,7 +3,6 @@ obj-y += io.o idle.o timer.o dma.o
obj-y += vreg.o obj-y += vreg.o
obj-y += acpuclock-arm11.o obj-y += acpuclock-arm11.o
obj-y += clock.o clock-pcom.o obj-y += clock.o clock-pcom.o
obj-y += gpio.o
ifdef CONFIG_MSM_VIC ifdef CONFIG_MSM_VIC
obj-y += irq-vic.o obj-y += irq-vic.o

85
arch/arm/mach-msm/gpio.c
View File

@@ -1,85 +0,0 @@
/* linux/arch/arm/mach-msm/gpio.c
*
* Copyright (C) 2007 Google, Inc.
* Copyright (c) 2009, Code Aurora Forum. All rights reserved.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* 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.
*
*/
#include <linux/module.h>
#include <mach/gpio.h>
#include "proc_comm.h"
int gpio_tlmm_config(unsigned config, unsigned disable)
{
return msm_proc_comm(PCOM_RPC_GPIO_TLMM_CONFIG_EX, &config, &disable);
}
EXPORT_SYMBOL(gpio_tlmm_config);
int msm_gpios_enable(const struct msm_gpio *table, int size)
{
int rc;
int i;
const struct msm_gpio *g;
for (i = 0; i < size; i++) {
g = table + i;
rc = gpio_tlmm_config(g->gpio_cfg, GPIO_ENABLE);
if (rc) {
pr_err("gpio_tlmm_config(0x%08x, GPIO_ENABLE)"
" <%s> failed: %d\n",
g->gpio_cfg, g->label ?: "?", rc);
pr_err("pin %d func %d dir %d pull %d drvstr %d\n",
GPIO_PIN(g->gpio_cfg), GPIO_FUNC(g->gpio_cfg),
GPIO_DIR(g->gpio_cfg), GPIO_PULL(g->gpio_cfg),
GPIO_DRVSTR(g->gpio_cfg));
goto err;
}
}
return 0;
err:
msm_gpios_disable(table, i);
return rc;
}
EXPORT_SYMBOL(msm_gpios_enable);
void msm_gpios_disable(const struct msm_gpio *table, int size)
{
int rc;
int i;
const struct msm_gpio *g;
for (i = size-1; i >= 0; i--) {
g = table + i;
rc = gpio_tlmm_config(g->gpio_cfg, GPIO_DISABLE);
if (rc) {
pr_err("gpio_tlmm_config(0x%08x, GPIO_DISABLE)"
" <%s> failed: %d\n",
g->gpio_cfg, g->label ?: "?", rc);
pr_err("pin %d func %d dir %d pull %d drvstr %d\n",
GPIO_PIN(g->gpio_cfg), GPIO_FUNC(g->gpio_cfg),
GPIO_DIR(g->gpio_cfg), GPIO_PULL(g->gpio_cfg),
GPIO_DRVSTR(g->gpio_cfg));
}
}
}
EXPORT_SYMBOL(msm_gpios_disable);
int msm_gpios_request_enable(const struct msm_gpio *table, int size)
{
int rc = msm_gpios_enable(table, size);
return rc;
}
EXPORT_SYMBOL(msm_gpios_request_enable);
void msm_gpios_disable_free(const struct msm_gpio *table, int size)
{
msm_gpios_disable(table, size);
}
EXPORT_SYMBOL(msm_gpios_disable_free);

123
arch/arm/mach-msm/include/mach/gpio.h
View File

@@ -23,127 +23,4 @@
#define gpio_cansleep __gpio_cansleep #define gpio_cansleep __gpio_cansleep
#define gpio_to_irq __gpio_to_irq #define gpio_to_irq __gpio_to_irq
/**
* struct msm_gpio - GPIO pin description
* @gpio_cfg - configuration bitmap, as per gpio_tlmm_config()
* @label - textual label
*
* Usually, GPIO's are operated by sets.
* This struct accumulate all GPIO information in single source
* and facilitete group operations provided by msm_gpios_xxx()
*/
struct msm_gpio {
u32 gpio_cfg;
const char *label;
};
/**
* msm_gpios_request_enable() - request and enable set of GPIOs
*
* Request and configure set of GPIO's
* In case of error, all operations rolled back.
* Return error code.
*
* @table: GPIO table
* @size: number of entries in @table
*/
int msm_gpios_request_enable(const struct msm_gpio *table, int size);
/**
* msm_gpios_disable_free() - disable and free set of GPIOs
*
* @table: GPIO table
* @size: number of entries in @table
*/
void msm_gpios_disable_free(const struct msm_gpio *table, int size);
/**
* msm_gpios_request() - request set of GPIOs
* In case of error, all operations rolled back.
* Return error code.
*
* @table: GPIO table
* @size: number of entries in @table
*/
int msm_gpios_request(const struct msm_gpio *table, int size);
/**
* msm_gpios_free() - free set of GPIOs
*
* @table: GPIO table
* @size: number of entries in @table
*/
void msm_gpios_free(const struct msm_gpio *table, int size);
/**
* msm_gpios_enable() - enable set of GPIOs
* In case of error, all operations rolled back.
* Return error code.
*
* @table: GPIO table
* @size: number of entries in @table
*/
int msm_gpios_enable(const struct msm_gpio *table, int size);
/**
* msm_gpios_disable() - disable set of GPIOs
*
* @table: GPIO table
* @size: number of entries in @table
*/
void msm_gpios_disable(const struct msm_gpio *table, int size);
/* GPIO TLMM (Top Level Multiplexing) Definitions */
/* GPIO TLMM: Function -- GPIO specific */
/* GPIO TLMM: Direction */
enum {
GPIO_INPUT,
GPIO_OUTPUT,
};
/* GPIO TLMM: Pullup/Pulldown */
enum {
GPIO_NO_PULL,
GPIO_PULL_DOWN,
GPIO_KEEPER,
GPIO_PULL_UP,
};
/* GPIO TLMM: Drive Strength */
enum {
GPIO_2MA,
GPIO_4MA,
GPIO_6MA,
GPIO_8MA,
GPIO_10MA,
GPIO_12MA,
GPIO_14MA,
GPIO_16MA,
};
enum {
GPIO_ENABLE,
GPIO_DISABLE,
};
#define GPIO_CFG(gpio, func, dir, pull, drvstr) \
((((gpio) & 0x3FF) << 4) | \
((func) & 0xf) | \
(((dir) & 0x1) << 14) | \
(((pull) & 0x3) << 15) | \
(((drvstr) & 0xF) << 17))
/**
* extract GPIO pin from bit-field used for gpio_tlmm_config
*/
#define GPIO_PIN(gpio_cfg) (((gpio_cfg) >> 4) & 0x3ff)
#define GPIO_FUNC(gpio_cfg) (((gpio_cfg) >> 0) & 0xf)
#define GPIO_DIR(gpio_cfg) (((gpio_cfg) >> 14) & 0x1)
#define GPIO_PULL(gpio_cfg) (((gpio_cfg) >> 15) & 0x3)
#define GPIO_DRVSTR(gpio_cfg) (((gpio_cfg) >> 17) & 0xf)
int gpio_tlmm_config(unsigned config, unsigned disable);
#endif /* __ASM_ARCH_MSM_GPIO_H */ #endif /* __ASM_ARCH_MSM_GPIO_H */