[PATCH] ppc32: add watchdog & RTC support for Marvell EV64360BP board

This patch adds watchdog, RTC support for Marvell EV64360BP board.

Signed-off-by: Lee Nicks <allinux@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

arch/ppc/configs/ev64360_defconfig

@@ -1,17 +1,17 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.13-rc5
-# Fri Aug  5 15:18:23 2005
+# Linux kernel version: 2.6.14
+# Fri Oct 28 19:15:34 2005
 #
 CONFIG_MMU=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_RWSEM_XCHGADD_ALGORITHM=y
 CONFIG_GENERIC_CALIBRATE_DELAY=y
-CONFIG_HAVE_DEC_LOCK=y
 CONFIG_PPC=y
 CONFIG_PPC32=y
 CONFIG_GENERIC_NVRAM=y
 CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y
+CONFIG_ARCH_MAY_HAVE_PC_FDC=y
 
 #
 # Code maturity level options
@@ -26,6 +26,7 @@ CONFIG_INIT_ENV_ARG_LIMIT=32
 # General setup
 #
 CONFIG_LOCALVERSION=""
+CONFIG_LOCALVERSION_AUTO=y
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_POSIX_MQUEUE=y
@@ -35,6 +36,7 @@ CONFIG_SYSCTL=y
 CONFIG_HOTPLUG=y
 CONFIG_KOBJECT_UEVENT=y
 # CONFIG_IKCONFIG is not set
+CONFIG_INITRAMFS_SOURCE=""
 # CONFIG_EMBEDDED is not set
 CONFIG_KALLSYMS=y
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
@@ -74,7 +76,7 @@ CONFIG_TAU=y
 # CONFIG_TAU_AVERAGE is not set
 # CONFIG_KEXEC is not set
 # CONFIG_CPU_FREQ is not set
-# CONFIG_PM is not set
+# CONFIG_WANT_EARLY_SERIAL is not set
 CONFIG_PPC_STD_MMU=y
 CONFIG_NOT_COHERENT_CACHE=y
 
@@ -86,22 +88,18 @@ CONFIG_NOT_COHERENT_CACHE=y
 # CONFIG_KATANA is not set
 # CONFIG_WILLOW is not set
 # CONFIG_CPCI690 is not set
-# CONFIG_PCORE is not set
 # CONFIG_POWERPMC250 is not set
 # CONFIG_CHESTNUT is not set
 # CONFIG_SPRUCE is not set
 # CONFIG_HDPU is not set
 # CONFIG_EV64260 is not set
 # CONFIG_LOPEC is not set
-# CONFIG_MCPN765 is not set
 # CONFIG_MVME5100 is not set
 # CONFIG_PPLUS is not set
 # CONFIG_PRPMC750 is not set
 # CONFIG_PRPMC800 is not set
 # CONFIG_SANDPOINT is not set
 # CONFIG_RADSTONE_PPC7D is not set
-# CONFIG_ADIR is not set
-# CONFIG_K2 is not set
 # CONFIG_PAL4 is not set
 # CONFIG_GEMINI is not set
 # CONFIG_EST8260 is not set
@@ -138,10 +136,13 @@ CONFIG_FLATMEM_MANUAL=y
 # CONFIG_SPARSEMEM_MANUAL is not set
 CONFIG_FLATMEM=y
 CONFIG_FLAT_NODE_MEM_MAP=y
+# CONFIG_SPARSEMEM_STATIC is not set
 CONFIG_BINFMT_ELF=y
 CONFIG_BINFMT_MISC=y
 CONFIG_CMDLINE_BOOL=y
 CONFIG_CMDLINE="console=ttyMM0,115200 root=/dev/mtdblock1 rw rootfstype=jffs2"
+# CONFIG_PM is not set
+# CONFIG_SOFTWARE_SUSPEND is not set
 CONFIG_SECCOMP=y
 CONFIG_ISA_DMA_API=y
 
@@ -152,7 +153,6 @@ CONFIG_GENERIC_ISA_DMA=y
 CONFIG_PCI=y
 CONFIG_PCI_DOMAINS=y
 # CONFIG_PCI_LEGACY_PROC is not set
-# CONFIG_PCI_NAMES is not set
 
 #
 # PCCARD (PCMCIA/CardBus) support
@@ -206,13 +206,18 @@ CONFIG_SYN_COOKIES=y
 # CONFIG_INET_ESP is not set
 # CONFIG_INET_IPCOMP is not set
 # CONFIG_INET_TUNNEL is not set
-CONFIG_IP_TCPDIAG=y
-# CONFIG_IP_TCPDIAG_IPV6 is not set
+CONFIG_INET_DIAG=y
+CONFIG_INET_TCP_DIAG=y
 # CONFIG_TCP_CONG_ADVANCED is not set
 CONFIG_TCP_CONG_BIC=y
 # CONFIG_IPV6 is not set
 # CONFIG_NETFILTER is not set
 
+#
+# DCCP Configuration (EXPERIMENTAL)
+#
+# CONFIG_IP_DCCP is not set
+
 #
 # SCTP Configuration (EXPERIMENTAL)
 #
@@ -239,6 +244,7 @@ CONFIG_TCP_CONG_BIC=y
 # CONFIG_HAMRADIO is not set
 # CONFIG_IRDA is not set
 # CONFIG_BT is not set
+# CONFIG_IEEE80211 is not set
 
 #
 # Device Drivers
@@ -251,6 +257,11 @@ CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
 
+#
+# Connector - unified userspace <-> kernelspace linker
+#
+# CONFIG_CONNECTOR is not set
+
 #
 # Memory Technology Devices (MTD)
 #
@@ -358,7 +369,6 @@ CONFIG_BLK_DEV_RAM=y
 CONFIG_BLK_DEV_RAM_COUNT=16
 CONFIG_BLK_DEV_RAM_SIZE=32768
 CONFIG_BLK_DEV_INITRD=y
-CONFIG_INITRAMFS_SOURCE=""
 # CONFIG_LBD is not set
 # CONFIG_CDROM_PKTCDVD is not set
 
@@ -379,6 +389,7 @@ CONFIG_IOSCHED_CFQ=y
 #
 # SCSI device support
 #
+# CONFIG_RAID_ATTRS is not set
 # CONFIG_SCSI is not set
 
 #
@@ -419,6 +430,10 @@ CONFIG_NETDEVICES=y
 #
 # CONFIG_ARCNET is not set
 
+#
+# PHY device support
+#
+
 #
 # Ethernet (10 or 100Mbit)
 #
@@ -434,6 +449,7 @@ CONFIG_NETDEVICES=y
 # CONFIG_HAMACHI is not set
 # CONFIG_YELLOWFIN is not set
 # CONFIG_R8169 is not set
+# CONFIG_SIS190 is not set
 # CONFIG_SKGE is not set
 # CONFIG_SK98LIN is not set
 # CONFIG_TIGON3 is not set
@@ -446,6 +462,7 @@ CONFIG_MV643XX_ETH_0=y
 #
 # Ethernet (10000 Mbit)
 #
+# CONFIG_CHELSIO_T1 is not set
 # CONFIG_IXGB is not set
 # CONFIG_S2IO is not set
 
@@ -547,7 +564,20 @@ CONFIG_LEGACY_PTY_COUNT=256
 #
 # Watchdog Cards
 #
-# CONFIG_WATCHDOG is not set
+CONFIG_WATCHDOG=y
+# CONFIG_WATCHDOG_NOWAYOUT is not set
+
+#
+# Watchdog Device Drivers
+#
+# CONFIG_SOFT_WATCHDOG is not set
+CONFIG_MV64X60_WDT=y
+
+#
+# PCI-based Watchdog Cards
+#
+# CONFIG_PCIPCWATCHDOG is not set
+# CONFIG_WDTPCI is not set
 # CONFIG_NVRAM is not set
 CONFIG_GEN_RTC=y
 # CONFIG_GEN_RTC_X is not set
@@ -571,7 +601,6 @@ CONFIG_GEN_RTC=y
 # I2C support
 #
 # CONFIG_I2C is not set
-# CONFIG_I2C_SENSOR is not set
 
 #
 # Dallas's 1-wire bus
@@ -582,12 +611,17 @@ CONFIG_GEN_RTC=y
 # Hardware Monitoring support
 #
 CONFIG_HWMON=y
+# CONFIG_HWMON_VID is not set
 # CONFIG_HWMON_DEBUG_CHIP is not set
 
 #
 # Misc devices
 #
 
+#
+# Multimedia Capabilities Port drivers
+#
+
 #
 # Multimedia devices
 #
@@ -651,10 +685,6 @@ CONFIG_EXT2_FS=y
 # CONFIG_REISERFS_FS is not set
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
-
-#
-# XFS support
-#
 # CONFIG_XFS_FS is not set
 # CONFIG_MINIX_FS is not set
 # CONFIG_ROMFS_FS is not set
@@ -663,6 +693,7 @@ CONFIG_INOTIFY=y
 CONFIG_DNOTIFY=y
 # CONFIG_AUTOFS_FS is not set
 # CONFIG_AUTOFS4_FS is not set
+# CONFIG_FUSE_FS is not set
 
 #
 # CD-ROM/DVD Filesystems
@@ -683,11 +714,10 @@ CONFIG_DNOTIFY=y
 CONFIG_PROC_FS=y
 CONFIG_PROC_KCORE=y
 CONFIG_SYSFS=y
-# CONFIG_DEVPTS_FS_XATTR is not set
 CONFIG_TMPFS=y
-# CONFIG_TMPFS_XATTR is not set
 # CONFIG_HUGETLB_PAGE is not set
 CONFIG_RAMFS=y
+# CONFIG_RELAYFS_FS is not set
 
 #
 # Miscellaneous filesystems
@@ -735,6 +765,7 @@ CONFIG_SUNRPC=y
 # CONFIG_NCP_FS is not set
 # CONFIG_CODA_FS is not set
 # CONFIG_AFS_FS is not set
+# CONFIG_9P_FS is not set
 
 #
 # Partition Types
@@ -751,6 +782,7 @@ CONFIG_MSDOS_PARTITION=y
 # Library routines
 #
 # CONFIG_CRC_CCITT is not set
+# CONFIG_CRC16 is not set
 CONFIG_CRC32=y
 # CONFIG_LIBCRC32C is not set
 CONFIG_ZLIB_INFLATE=y
@@ -767,6 +799,7 @@ CONFIG_ZLIB_DEFLATE=y
 # CONFIG_PRINTK_TIME is not set
 # CONFIG_DEBUG_KERNEL is not set
 CONFIG_LOG_BUF_SHIFT=14
+# CONFIG_SERIAL_TEXT_DEBUG is not set
 
 #
 # Security options

arch/ppc/platforms/ev64360.c

@@ -52,6 +52,8 @@ static u32		ev64360_bus_frequency;
 
 unsigned char	__res[sizeof(bd_t)];
 
+TODC_ALLOC();
+
 static int __init
 ev64360_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin)
 {
@@ -182,6 +184,9 @@ ev64360_setup_peripherals(void)
 		 EV64360_RTC_WINDOW_BASE, EV64360_RTC_WINDOW_SIZE, 0);
 	bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_1_WIN);
 
+	TODC_INIT(TODC_TYPE_DS1501, 0, 0,
+		ioremap(EV64360_RTC_WINDOW_BASE, EV64360_RTC_WINDOW_SIZE), 8);
+
 	mv64x60_set_32bit_window(&bh, MV64x60_CPU2SRAM_WIN,
 		 EV64360_INTERNAL_SRAM_BASE, MV64360_SRAM_SIZE, 0);
 	bh.ci->enable_window_32bit(&bh, MV64x60_CPU2SRAM_WIN);
@@ -496,6 +501,13 @@ platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
 	ppc_md.power_off = ev64360_power_off;
 	ppc_md.halt = ev64360_halt;
 	ppc_md.find_end_of_memory = ev64360_find_end_of_memory;
+	ppc_md.init = NULL;
+
+	ppc_md.time_init = todc_time_init;
+	ppc_md.set_rtc_time = todc_set_rtc_time;
+	ppc_md.get_rtc_time = todc_get_rtc_time;
+	ppc_md.nvram_read_val = todc_direct_read_val;
+	ppc_md.nvram_write_val = todc_direct_write_val;
 	ppc_md.calibrate_decr = ev64360_calibrate_decr;
 
 #if defined(CONFIG_SERIAL_TEXT_DEBUG) && defined(CONFIG_SERIAL_MPSC_CONSOLE)

arch/ppc/syslib/Makefile

@@ -46,6 +46,7 @@ obj-$(CONFIG_BAMBOO)		+= pci_auto.o todc_time.o
 obj-$(CONFIG_CPCI690)		+= todc_time.o pci_auto.o
 obj-$(CONFIG_EBONY)		+= pci_auto.o todc_time.o
 obj-$(CONFIG_EV64260)		+= todc_time.o pci_auto.o
+obj-$(CONFIG_EV64360)		+= todc_time.o
 obj-$(CONFIG_CHESTNUT)		+= mv64360_pic.o pci_auto.o
 obj-$(CONFIG_GEMINI)		+= open_pic.o
 obj-$(CONFIG_GT64260)		+= gt64260_pic.o