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linux-sg2042
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[MIPS] Use RTC_CMOS for Cobalt 

Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Yoichi Yuasa 2007-05-11 21:33:30 +09:00 committed by Ralf Baechle
parent fb82a3a767
commit b0cc114c04
4 changed files with 103 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/mips/cobalt/Makefile
View File

@ -2,7 +2,7 @@
# Makefile for the Cobalt micro systems family specific parts of the kernel
#
obj-y := buttons.o irq.o reset.o serial.o setup.o
obj-y := buttons.o irq.o reset.o rtc.o serial.o setup.o
obj-$(CONFIG_PCI) += pci.o
obj-$(CONFIG_EARLY_PRINTK) += console.o

63
arch/mips/cobalt/rtc.c Normal file
View File

@ -0,0 +1,63 @@
/*
* Registration of Cobalt RTC platform device.
*
* Copyright (C) 2007 Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
*
* 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 Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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/errno.h>
#include <linux/init.h>
#include <linux/ioport.h>
#include <linux/platform_device.h>
static struct resource cobalt_rtc_resource[] __initdata = {
{
.start = 0x70,
.end = 0x77,
.flags = IORESOURCE_IO,
},
{
.start = 8,
.end = 8,
.flags = IORESOURCE_IRQ,
},
};
static __init int cobalt_rtc_add(void)
{
struct platform_device *pdev;
int retval;
pdev = platform_device_alloc("rtc_cmos", -1);
if (!pdev)
return -ENOMEM;
retval = platform_device_add_resources(pdev, cobalt_rtc_resource,
ARRAY_SIZE(cobalt_rtc_resource));
if (retval)
goto err_free_device;
retval = platform_device_add(pdev);
if (retval)
goto err_free_device;
return 0;
err_free_device:
platform_device_put(pdev);
return retval;
}
device_initcall(cobalt_rtc_add);

49
arch/mips/configs/cobalt_defconfig
View File

@ -1,7 +1,7 @@
#
# Automatically generated make config: don't edit
# Linux kernel version: 2.6.20
# Tue Feb 20 21:47:24 2007
# Linux kernel version: 2.6.21-rc7
# Wed Apr 18 14:25:45 2007
#
CONFIG_MIPS=y
@ -62,7 +62,6 @@ CONFIG_MIPS_COBALT=y
# CONFIG_TOSHIBA_JMR3927 is not set
# CONFIG_TOSHIBA_RBTX4927 is not set
# CONFIG_TOSHIBA_RBTX4938 is not set
CONFIG_EARLY_PRINTK=y
CONFIG_RWSEM_GENERIC_SPINLOCK=y
# CONFIG_ARCH_HAS_ILOG2_U32 is not set
# CONFIG_ARCH_HAS_ILOG2_U64 is not set
@ -74,12 +73,14 @@ CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y
CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
CONFIG_DMA_NONCOHERENT=y
CONFIG_DMA_NEED_PCI_MAP_STATE=y
CONFIG_EARLY_PRINTK=y
CONFIG_SYS_HAS_EARLY_PRINTK=y
CONFIG_I8259=y
# CONFIG_CPU_BIG_ENDIAN is not set
CONFIG_CPU_LITTLE_ENDIAN=y
CONFIG_SYS_SUPPORTS_LITTLE_ENDIAN=y
CONFIG_IRQ_CPU=y
CONFIG_MIPS_GT64111=y
CONFIG_PCI_GT64XXX_PCI0=y
CONFIG_MIPS_L1_CACHE_SHIFT=5
#
@ -179,6 +180,7 @@ CONFIG_SYSVIPC_SYSCTL=y
# CONFIG_IKCONFIG is not set
CONFIG_SYSFS_DEPRECATED=y
CONFIG_RELAY=y
# CONFIG_BLK_DEV_INITRD is not set
# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
CONFIG_SYSCTL=y
CONFIG_EMBEDDED=y
@ -477,7 +479,6 @@ CONFIG_BLK_DEV_LOOP=y
# CONFIG_BLK_DEV_NBD is not set
# CONFIG_BLK_DEV_SX8 is not set
# CONFIG_BLK_DEV_RAM is not set
# CONFIG_BLK_DEV_INITRD is not set
CONFIG_CDROM_PKTCDVD=y
CONFIG_CDROM_PKTCDVD_BUFFERS=8
# CONFIG_CDROM_PKTCDVD_WCACHE is not set
@ -518,7 +519,7 @@ CONFIG_BLK_DEV_IDEPCI=y
# CONFIG_BLK_DEV_OPTI621 is not set
CONFIG_BLK_DEV_IDEDMA_PCI=y
# CONFIG_BLK_DEV_IDEDMA_FORCED is not set
# CONFIG_IDEDMA_PCI_AUTO is not set
# CONFIG_IDEDMA_ONLYDISK is not set
# CONFIG_BLK_DEV_AEC62XX is not set
# CONFIG_BLK_DEV_ALI15X3 is not set
# CONFIG_BLK_DEV_AMD74XX is not set
@ -546,7 +547,6 @@ CONFIG_BLK_DEV_TC86C001=y
# CONFIG_IDE_ARM is not set
CONFIG_BLK_DEV_IDEDMA=y
# CONFIG_IDEDMA_IVB is not set
# CONFIG_IDEDMA_AUTO is not set
# CONFIG_BLK_DEV_HD is not set
#
@ -779,7 +779,8 @@ CONFIG_LEGACY_PTY_COUNT=256
#
# CONFIG_WATCHDOG is not set
# CONFIG_HW_RANDOM is not set
CONFIG_RTC=y
# CONFIG_RTC is not set
# CONFIG_GEN_RTC is not set
CONFIG_COBALT_LCD=y
# CONFIG_DTLK is not set
# CONFIG_R3964 is not set
@ -814,6 +815,11 @@ CONFIG_COBALT_LCD=y
# CONFIG_HWMON is not set
# CONFIG_HWMON_VID is not set
#
# Multifunction device drivers
#
# CONFIG_MFD_SM501 is not set
#
# Multimedia devices
#
@ -827,7 +833,7 @@ CONFIG_COBALT_LCD=y
#
# Graphics support
#
# CONFIG_FIRMWARE_EDID is not set
# CONFIG_BACKLIGHT_LCD_SUPPORT is not set
# CONFIG_FB is not set
#
@ -835,7 +841,6 @@ CONFIG_COBALT_LCD=y
#
# CONFIG_VGA_CONSOLE is not set
CONFIG_DUMMY_CONSOLE=y
# CONFIG_BACKLIGHT_LCD_SUPPORT is not set
#
# Sound
@ -894,7 +899,29 @@ CONFIG_USB_ARCH_HAS_EHCI=y
#
# Real Time Clock
#
# CONFIG_RTC_CLASS is not set
CONFIG_RTC_LIB=y
CONFIG_RTC_CLASS=y
CONFIG_RTC_HCTOSYS=y
CONFIG_RTC_HCTOSYS_DEVICE="rtc0"
# CONFIG_RTC_DEBUG is not set
#
# RTC interfaces
#
CONFIG_RTC_INTF_SYSFS=y
CONFIG_RTC_INTF_PROC=y
CONFIG_RTC_INTF_DEV=y
# CONFIG_RTC_INTF_DEV_UIE_EMUL is not set
#
# RTC drivers
#
CONFIG_RTC_DRV_CMOS=y
# CONFIG_RTC_DRV_DS1553 is not set
# CONFIG_RTC_DRV_DS1742 is not set
# CONFIG_RTC_DRV_M48T86 is not set
# CONFIG_RTC_DRV_TEST is not set
# CONFIG_RTC_DRV_V3020 is not set
#
# DMA Engine support

2
drivers/rtc/Kconfig
View File

@ -246,7 +246,7 @@ comment "Platform RTC drivers"
config RTC_DRV_CMOS
tristate "PC-style 'CMOS'"
depends on RTC_CLASS && (X86 || ALPHA || ARM26 || ARM \
|| M32R || ATARI || POWERPC)
|| M32R || ATARI || POWERPC || MIPS)
help
Say "yes" here to get direct support for the real time clock
found in every PC or ACPI-based system, and some other boards.