diff options
author | Arnd Bergmann <arnd@arndb.de> | 2012-03-15 11:19:05 -0400 |
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committer | Arnd Bergmann <arnd@arndb.de> | 2012-03-15 11:20:07 -0400 |
commit | f4e2467bad53023589cbff18dd1ab6e0aa3f004c (patch) | |
tree | 8d7abbf418eabd25bbcdc9b6de2f8216d2eaa616 /drivers/rtc | |
parent | e3643b77de143c5548ec93abd8aa68f4123295ea (diff) | |
parent | a6de3df4f172e124280d88e617ee7d29f7af970b (diff) |
Merge branch 'ep93xx-for-arm-soc' of git://github.com/RyanMallon/linux-2.6 into next/cleanup
* 'ep93xx-for-arm-soc' of git://github.com/RyanMallon/linux-2.6:
ep93xx: Remove unnecessary includes of ep93xx-regs.h
ep93xx: Move EP93XX_SYSCON defines to SoC private header
ep93xx: Move crunch code to mach-ep93xx directory
ep93xx: Make syscon access functions private to SoC
ep93xx: Configure GPIO ports in core code
ep93xx: Move peripheral defines to local SoC header
ep93xx: Convert the watchdog driver into a platform device.
ep93xx: Use ioremap for backlight driver
ep93xx: Move GPIO defines to gpio-ep93xx.h
ep93xx: Don't use system controller defines in audio drivers
ep93xx: Move PHYS_BASE defines to local SoC header file
(update to v3.3-rc7)
Conflicts:
arch/arm/mach-s3c2440/common.h
Diffstat (limited to 'drivers/rtc')
-rw-r--r-- | drivers/rtc/rtc-r9701.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/rtc/rtc-r9701.c b/drivers/rtc/rtc-r9701.c index 9beba49c3c5b..2853c2a6f10f 100644 --- a/drivers/rtc/rtc-r9701.c +++ b/drivers/rtc/rtc-r9701.c | |||
@@ -125,6 +125,13 @@ static int __devinit r9701_probe(struct spi_device *spi) | |||
125 | unsigned char tmp; | 125 | unsigned char tmp; |
126 | int res; | 126 | int res; |
127 | 127 | ||
128 | tmp = R100CNT; | ||
129 | res = read_regs(&spi->dev, &tmp, 1); | ||
130 | if (res || tmp != 0x20) { | ||
131 | dev_err(&spi->dev, "cannot read RTC register\n"); | ||
132 | return -ENODEV; | ||
133 | } | ||
134 | |||
128 | rtc = rtc_device_register("r9701", | 135 | rtc = rtc_device_register("r9701", |
129 | &spi->dev, &r9701_rtc_ops, THIS_MODULE); | 136 | &spi->dev, &r9701_rtc_ops, THIS_MODULE); |
130 | if (IS_ERR(rtc)) | 137 | if (IS_ERR(rtc)) |
@@ -132,13 +139,6 @@ static int __devinit r9701_probe(struct spi_device *spi) | |||
132 | 139 | ||
133 | dev_set_drvdata(&spi->dev, rtc); | 140 | dev_set_drvdata(&spi->dev, rtc); |
134 | 141 | ||
135 | tmp = R100CNT; | ||
136 | res = read_regs(&spi->dev, &tmp, 1); | ||
137 | if (res || tmp != 0x20) { | ||
138 | rtc_device_unregister(rtc); | ||
139 | return res; | ||
140 | } | ||
141 | |||
142 | return 0; | 142 | return 0; |
143 | } | 143 | } |
144 | 144 | ||