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Message-Id: <1223897792-32031-1-git-send-email-broonie@opensource.wolfsonmicro.com>
Date: Mon, 13 Oct 2008 12:36:31 +0100
From: Mark Brown <broonie@...nsource.wolfsonmicro.com>
To: Liam Girdwood <lrg@...mlogic.co.uk>,
Samuel Ortiz <sameo@...nedhand.com>
Cc: linux-kernel@...r.kernel.org,
Mark Brown <broonie@...nsource.wolfsonmicro.com>
Subject: [PATCH 1/2] mfd: Add placeholders for WM8350 client devices
In order to avoid merge problems further down the line add placeholders
for several of the WM8350 client devices and register them, otherwise
the patches adding the client devices will all try to update the same
code.
Signed-off-by: Mark Brown <broonie@...nsource.wolfsonmicro.com>
---
drivers/mfd/wm8350-core.c | 20 ++++++++++++++++++++
include/linux/mfd/wm8350/audio.h | 6 ++++++
include/linux/mfd/wm8350/core.h | 10 ++++++++++
include/linux/mfd/wm8350/gpio.h | 6 ++++++
include/linux/mfd/wm8350/rtc.h | 6 ++++++
include/linux/mfd/wm8350/supply.h | 6 ++++++
include/linux/mfd/wm8350/wdt.h | 8 +++++++-
7 files changed, 61 insertions(+), 1 deletions(-)
diff --git a/drivers/mfd/wm8350-core.c b/drivers/mfd/wm8350-core.c
index cd1f76e..8554855 100644
--- a/drivers/mfd/wm8350-core.c
+++ b/drivers/mfd/wm8350-core.c
@@ -1234,6 +1234,15 @@ int wm8350_device_init(struct wm8350 *wm8350, int irq,
wm8350_reg_write(wm8350, WM8350_SYSTEM_INTERRUPTS_MASK, 0x0);
+ wm8350_client_dev_register(wm8350, "wm8350-codec",
+ &(wm8350->codec.pdev));
+ wm8350_client_dev_register(wm8350, "wm8350-gpio",
+ &(wm8350->gpio.pdev));
+ wm8350_client_dev_register(wm8350, "wm8350-power",
+ &(wm8350->power.pdev));
+ wm8350_client_dev_register(wm8350, "wm8350-rtc", &(wm8350->rtc.pdev));
+ wm8350_client_dev_register(wm8350, "wm8350-wdt", &(wm8350->wdt.pdev));
+
return 0;
err:
@@ -1250,6 +1259,17 @@ void wm8350_device_exit(struct wm8350 *wm8350)
if (wm8350->pmic.pdev[i] != NULL)
platform_device_unregister(wm8350->pmic.pdev[i]);
+ if (wm8350->wdt.pdev)
+ platform_device_unregister(wm8350->wdt.pdev);
+ if (wm8350->rtc.pdev)
+ platform_device_unregister(wm8350->rtc.pdev);
+ if (wm8350->power.pdev)
+ platform_device_unregister(wm8350->power.pdev);
+ if (wm8350->gpio.pdev)
+ platform_device_unregister(wm8350->gpio.pdev);
+ if (wm8350->codec.pdev)
+ platform_device_unregister(wm8350->codec.pdev);
+
free_irq(wm8350->chip_irq, wm8350);
flush_work(&wm8350->irq_work);
kfree(wm8350->reg_cache);
diff --git a/include/linux/mfd/wm8350/audio.h b/include/linux/mfd/wm8350/audio.h
index 43342f7..217bb22 100644
--- a/include/linux/mfd/wm8350/audio.h
+++ b/include/linux/mfd/wm8350/audio.h
@@ -13,6 +13,8 @@
#ifndef __LINUX_MFD_WM8350_AUDIO_H_
#define __LINUX_MFD_WM8350_AUDIO_H_
+#include <linux/platform_device.h>
+
#define WM8350_CLOCK_CONTROL_1 0x28
#define WM8350_CLOCK_CONTROL_2 0x29
#define WM8350_FLL_CONTROL_1 0x2A
@@ -589,4 +591,8 @@
#define WM8350_IRQ_CODEC_MICSCD 41
#define WM8350_IRQ_CODEC_MICD 42
+struct wm8350_codec {
+ struct platform_device *pdev;
+};
+
#endif
diff --git a/include/linux/mfd/wm8350/core.h b/include/linux/mfd/wm8350/core.h
index 348101c..6ebf97f 100644
--- a/include/linux/mfd/wm8350/core.h
+++ b/include/linux/mfd/wm8350/core.h
@@ -17,7 +17,12 @@
#include <linux/mutex.h>
#include <linux/workqueue.h>
+#include <linux/mfd/wm8350/audio.h>
+#include <linux/mfd/wm8350/gpio.h>
#include <linux/mfd/wm8350/pmic.h>
+#include <linux/mfd/wm8350/rtc.h>
+#include <linux/mfd/wm8350/supply.h>
+#include <linux/mfd/wm8350/wdt.h>
/*
* Register values.
@@ -574,7 +579,12 @@ struct wm8350 {
int chip_irq;
/* Client devices */
+ struct wm8350_codec codec;
+ struct wm8350_gpio gpio;
struct wm8350_pmic pmic;
+ struct wm8350_power power;
+ struct wm8350_rtc rtc;
+ struct wm8350_wdt wdt;
};
/**
diff --git a/include/linux/mfd/wm8350/gpio.h b/include/linux/mfd/wm8350/gpio.h
index c6cd2ca..ed91e8f 100644
--- a/include/linux/mfd/wm8350/gpio.h
+++ b/include/linux/mfd/wm8350/gpio.h
@@ -13,6 +13,8 @@
#ifndef __LINUX_MFD_WM8350_GPIO_H_
#define __LINUX_MFD_WM8350_GPIO_H_
+#include <linux/platform_device.h>
+
/*
* GPIO Registers.
*/
@@ -328,6 +330,10 @@ struct wm8350;
int wm8350_gpio_config(struct wm8350 *wm8350, int gpio, int dir, int func,
int pol, int pull, int invert, int debounce);
+struct wm8350_gpio {
+ struct platform_device *pdev;
+};
+
/*
* GPIO Interrupts
*/
diff --git a/include/linux/mfd/wm8350/rtc.h b/include/linux/mfd/wm8350/rtc.h
index cb337ea..dfda69e 100644
--- a/include/linux/mfd/wm8350/rtc.h
+++ b/include/linux/mfd/wm8350/rtc.h
@@ -12,6 +12,8 @@
#ifndef __LINUX_MFD_WM8350_RTC_H
#define __LINUX_MFD_WM8350_RTC_H
+#include <linux/platform_device.h>
+
/*
* Register values.
*/
@@ -257,4 +259,8 @@
#define WM8350_IRQ_RTC_SEC 8
#define WM8350_IRQ_RTC_ALM 9
+struct wm8350_rtc {
+ struct platform_device *pdev;
+};
+
#endif
diff --git a/include/linux/mfd/wm8350/supply.h b/include/linux/mfd/wm8350/supply.h
index f1d4317..1c8f3cd 100644
--- a/include/linux/mfd/wm8350/supply.h
+++ b/include/linux/mfd/wm8350/supply.h
@@ -13,6 +13,8 @@
#ifndef __LINUX_MFD_WM8350_SUPPLY_H_
#define __LINUX_MFD_WM8350_SUPPLY_H_
+#include <linux/platform_device.h>
+
/*
* Charger registers
*/
@@ -102,4 +104,8 @@
#define WM8350_IRQ_EXT_WALL_FB 37
#define WM8350_IRQ_EXT_BAT_FB 38
+struct wm8350_power {
+ struct platform_device *pdev;
+};
+
#endif
diff --git a/include/linux/mfd/wm8350/wdt.h b/include/linux/mfd/wm8350/wdt.h
index 72fc9f5..f6135b5 100644
--- a/include/linux/mfd/wm8350/wdt.h
+++ b/include/linux/mfd/wm8350/wdt.h
@@ -1,7 +1,7 @@
/*
* wdt.h -- Watchdog Driver for Wolfson WM8350 PMIC
*
- * Copyright 2007 Wolfson Microelectronics PLC
+ * Copyright 2007, 2008 Wolfson Microelectronics PLC
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
@@ -12,6 +12,8 @@
#ifndef __LINUX_MFD_WM8350_WDT_H_
#define __LINUX_MFD_WM8350_WDT_H_
+#include <linux/platform_device.h>
+
#define WM8350_WDOG_HIB_MODE 0x0080
#define WM8350_WDOG_DEBUG 0x0040
#define WM8350_WDOG_MODE_MASK 0x0030
@@ -19,4 +21,8 @@
#define WM8350_IRQ_SYS_WDOG_TO 24
+struct wm8350_wdt {
+ struct platform_device *pdev;
+};
+
#endif
--
1.5.6.5
--
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