* Re: gpio_expander_omap removal?
2008-11-24 17:42 ` Tony Lindgren
@ 2008-11-24 18:10 ` Trilok Soni
2008-11-24 18:26 ` David Brownell
0 siblings, 1 reply; 4+ messages in thread
From: Trilok Soni @ 2008-11-24 18:10 UTC (permalink / raw)
To: Tony Lindgren; +Cc: linux-omap@vger.kernel.org
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Hi Tony,
>
> Yes, let's get rid of that.
>
Attached the patch, just check.
--
---Trilok Soni
http://triloksoni.wordpress.com
http://www.linkedin.com/in/triloksoni
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[-- Attachment #2: 0001-OMAP-I2C-Remove-gpio_expander_omap-APIs.patch --]
[-- Type: text/x-patch; name=0001-OMAP-I2C-Remove-gpio_expander_omap-APIs.patch, Size: 3609 bytes --]
From 88ce88a30a3c141657786869d87afc3600def0d8 Mon Sep 17 00:00:00 2001
From: Trilok Soni <soni.trilok@gmail.com>
Date: Mon, 24 Nov 2008 23:14:48 +0530
Subject: [PATCH] OMAP: I2C: Remove gpio_expander_omap APIs
- Remove gpio_expander_omap APIs as it is replaced by
gpio/pcf857x.
Signed-off-by: Trilok Soni <soni.trilok@gmail.com>
---
drivers/i2c/chips/Kconfig | 7 ---
drivers/i2c/chips/Makefile | 1 -
drivers/i2c/chips/gpio_expander_omap.c | 71 --------------------------------
3 files changed, 0 insertions(+), 79 deletions(-)
delete mode 100644 drivers/i2c/chips/gpio_expander_omap.c
diff --git a/drivers/i2c/chips/Kconfig b/drivers/i2c/chips/Kconfig
index 4c73bb5..d61589b 100644
--- a/drivers/i2c/chips/Kconfig
+++ b/drivers/i2c/chips/Kconfig
@@ -146,13 +146,6 @@ config SENSORS_TLV320AIC23
If you say yes here you get support for the I2C control
interface for Texas Instruments TLV320AIC23 audio codec.
-config GPIOEXPANDER_OMAP
- bool "GPIO Expander PCF8574PWR for OMAP"
- depends on I2C && MACH_OMAP_H3
- help
- If you say yes here you get support for I/O expander calls
- to configure IrDA, Camera and audio devices.
-
config TWL4030_MADC
tristate "TWL4030 MADC Driver"
depends on TWL4030_CORE
diff --git a/drivers/i2c/chips/Makefile b/drivers/i2c/chips/Makefile
index cb9f2bb..d82019c 100644
--- a/drivers/i2c/chips/Makefile
+++ b/drivers/i2c/chips/Makefile
@@ -21,7 +21,6 @@ obj-$(CONFIG_SENSORS_PCF8591) += pcf8591.o
obj-$(CONFIG_ISP1301_OMAP) += isp1301_omap.o
obj-$(CONFIG_TPS65010) += tps65010.o
obj-$(CONFIG_SENSORS_TLV320AIC23) += tlv320aic23.o
-obj-$(CONFIG_GPIOEXPANDER_OMAP) += gpio_expander_omap.o
obj-$(CONFIG_MENELAUS) += menelaus.o
obj-$(CONFIG_SENSORS_TSL2550) += tsl2550.o
obj-$(CONFIG_MCU_MPC8349EMITX) += mcu_mpc8349emitx.o
diff --git a/drivers/i2c/chips/gpio_expander_omap.c b/drivers/i2c/chips/gpio_expander_omap.c
deleted file mode 100644
index dfe7f04..0000000
--- a/drivers/i2c/chips/gpio_expander_omap.c
+++ /dev/null
@@ -1,71 +0,0 @@
-/*
- * drivers/i2c/chips/gpio_expander_omap.c
- *
- * Copyright (C) 2004 Texas Instruments Inc
- * Author:
- *
- * gpio expander is used to configure IrDA, camera and audio devices on omap 1710 processor.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- */
-
-#include <linux/types.h>
-#include <linux/i2c.h>
-#include <linux/errno.h>
-
-int read_gpio_expa(u8 * val, int addr);
-int write_gpio_expa(u8 val, int addr);
-
-int write_gpio_expa(u8 val, int addr)
-{
- struct i2c_adapter *adap;
- int err;
- struct i2c_msg msg[1];
- unsigned char data[1];
-
- adap = i2c_get_adapter(1);
- if (!adap)
- return -ENODEV;
- msg->addr = addr; /* I2C address of GPIO EXPA */
- msg->flags = 0;
- msg->len = 1;
- msg->buf = data;
- data[0] = val;
- err = i2c_transfer(adap, msg, 1);
- if (err >= 0)
- return 0;
- return err;
-}
-
-/* Read from I/O EXPANDER on the H3 board.
- * The IO expanders need an independent I2C client driver.
- */
-
-int read_gpio_expa(u8 * val, int addr)
-{
- struct i2c_adapter *adap;
- int err;
- struct i2c_msg msg[1];
- unsigned char data[1];
-
- adap = i2c_get_adapter(1);
- if (!adap)
- return -ENODEV;
- msg->addr = addr; /* I2C address of GPIO EXPA */
- msg->flags = I2C_M_RD;
- msg->len = 2;
- msg->buf = data;
- err = i2c_transfer(adap, msg, 1);
- *val = data[0];
-
- if (err >= 0)
- return 0;
- return err;
-}
-
-EXPORT_SYMBOL(read_gpio_expa);
-EXPORT_SYMBOL(write_gpio_expa);
-
--
1.6.0.3
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