diff options
24 files changed, 1045 insertions, 251 deletions
diff --git a/Documentation/devicetree/bindings/spi/spi-octeon.txt b/Documentation/devicetree/bindings/spi/spi-octeon.txt new file mode 100644 index 0000000..431add1 --- /dev/null +++ b/Documentation/devicetree/bindings/spi/spi-octeon.txt @@ -0,0 +1,33 @@ +Cavium, Inc. OCTEON SOC SPI master controller. + +Required properties: +- compatible : "cavium,octeon-3010-spi" +- reg : The register base for the controller. +- interrupts : One interrupt, used by the controller. +- #address-cells : <1>, as required by generic SPI binding. +- #size-cells : <0>, also as required by generic SPI binding. + +Child nodes as per the generic SPI binding. + +Example: + + spi@1070000001000 { + compatible = "cavium,octeon-3010-spi"; + reg = <0x10700 0x00001000 0x0 0x100>; + interrupts = <0 58>; + #address-cells = <1>; + #size-cells = <0>; + + eeprom@0 { + compatible = "st,m95256", "atmel,at25"; + reg = <0>; + spi-max-frequency = <5000000>; + spi-cpha; + spi-cpol; + + pagesize = <64>; + size = <32768>; + address-width = <16>; + }; + }; + diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index bbd193b..4cd538b 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -844,6 +844,7 @@ config NLM_XLP_BOARD select ZONE_DMA if 64BIT select SYNC_R4K select SYS_HAS_EARLY_PRINTK + select USE_OF help This board is based on Netlogic XLP Processor. Say Y here if you have a XLP based board. @@ -1892,6 +1893,18 @@ config SIBYTE_DMA_PAGEOPS config CPU_HAS_PREFETCH bool +config CPU_GENERIC_DUMP_TLB + bool + default y if !(CPU_R3000 || CPU_R6000 || CPU_R8000 || CPU_TX39XX) + +config CPU_R4K_FPU + bool + default y if !(CPU_R3000 || CPU_R6000 || CPU_TX39XX || CPU_CAVIUM_OCTEON) + +config CPU_R4K_CACHE_TLB + bool + default y if !(CPU_R3000 || CPU_R8000 || CPU_SB1 || CPU_TX39XX || CPU_CAVIUM_OCTEON) + choice prompt "MIPS MT options" diff --git a/arch/mips/bcm63xx/irq.c b/arch/mips/bcm63xx/irq.c index 18e051a..da24c2b 100644 --- a/arch/mips/bcm63xx/irq.c +++ b/arch/mips/bcm63xx/irq.c @@ -56,8 +56,8 @@ static void __internal_irq_unmask_64(unsigned int irq) __maybe_unused; #define is_ext_irq_cascaded 0 #define ext_irq_start 0 #define ext_irq_end 0 -#define ext_irq_count 0 -#define ext_irq_cfg_reg1 0 +#define ext_irq_count 4 +#define ext_irq_cfg_reg1 PERF_EXTIRQ_CFG_REG_6345 #define ext_irq_cfg_reg2 0 #endif #ifdef CONFIG_BCM63XX_CPU_6348 @@ -143,11 +143,15 @@ static void bcm63xx_init_irq(void) irq_stat_addr += PERF_IRQSTAT_6338_REG; irq_mask_addr += PERF_IRQMASK_6338_REG; irq_bits = 32; + ext_irq_count = 4; + ext_irq_cfg_reg1 = PERF_EXTIRQ_CFG_REG_6338; break; case BCM6345_CPU_ID: irq_stat_addr += PERF_IRQSTAT_6345_REG; irq_mask_addr += PERF_IRQMASK_6345_REG; irq_bits = 32; + ext_irq_count = 4; + ext_irq_cfg_reg1 = PERF_EXTIRQ_CFG_REG_6345; break; case BCM6348_CPU_ID: irq_stat_addr += PERF_IRQSTAT_6348_REG; @@ -434,7 +438,8 @@ static int bcm63xx_external_irq_set_type(struct irq_data *d, reg = bcm_perf_readl(regaddr); irq %= 4; - if (BCMCPU_IS_6348()) { + switch (bcm63xx_get_cpu_id()) { + case BCM6348_CPU_ID: if (levelsense) reg |= EXTIRQ_CFG_LEVELSENSE_6348(irq); else @@ -447,9 +452,13 @@ static int bcm63xx_external_irq_set_type(struct irq_data *d, reg |= EXTIRQ_CFG_BOTHEDGE_6348(irq); else reg &= ~EXTIRQ_CFG_BOTHEDGE_6348(irq); - } + break; - if (BCMCPU_IS_6338() || BCMCPU_IS_6358() || BCMCPU_IS_6368()) { + case BCM6328_CPU_ID: + case BCM6338_CPU_ID: + case BCM6345_CPU_ID: + case BCM6358_CPU_ID: + case BCM6368_CPU_ID: if (levelsense) reg |= EXTIRQ_CFG_LEVELSENSE(irq); else @@ -462,6 +471,9 @@ static int bcm63xx_external_irq_set_type(struct irq_data *d, reg |= EXTIRQ_CFG_BOTHEDGE(irq); else reg &= ~EXTIRQ_CFG_BOTHEDGE(irq); + break; + default: + BUG(); } bcm_perf_writel(reg, regaddr); diff --git a/arch/mips/bcm63xx/setup.c b/arch/mips/bcm63xx/setup.c index 0e74a13..314231b 100644 --- a/arch/mips/bcm63xx/setup.c +++ b/arch/mips/bcm63xx/setup.c @@ -74,6 +74,9 @@ void bcm63xx_machine_reboot(void) case BCM6338_CPU_ID: perf_regs[0] = PERF_EXTIRQ_CFG_REG_6338; break; + case BCM6345_CPU_ID: + perf_regs[0] = PERF_EXTIRQ_CFG_REG_6345; + break; case BCM6348_CPU_ID: perf_regs[0] = PERF_EXTIRQ_CFG_REG_6348; break; @@ -83,6 +86,9 @@ void bcm63xx_machine_reboot(void) } for (i = 0; i < 2; i++) { + if (!perf_regs[i]) + break; + reg = bcm_perf_readl(perf_regs[i]); if (BCMCPU_IS_6348()) { reg &= ~EXTIRQ_CFG_MASK_ALL_6348; diff --git a/arch/mips/configs/nlm_xlp_defconfig b/arch/mips/configs/nlm_xlp_defconfig index 28c6b27..43b67a7 100644 --- a/arch/mips/configs/nlm_xlp_defconfig +++ b/arch/mips/configs/nlm_xlp_defconfig @@ -1,14 +1,12 @@ CONFIG_NLM_XLP_BOARD=y CONFIG_64BIT=y +CONFIG_PAGE_SIZE_16KB=y +# CONFIG_HW_PERF_EVENTS is not set CONFIG_KSM=y CONFIG_DEFAULT_MMAP_MIN_ADDR=65536 CONFIG_SMP=y -CONFIG_NO_HZ=y -CONFIG_HIGH_RES_TIMERS=y # CONFIG_SECCOMP is not set -CONFIG_USE_OF=y CONFIG_EXPERIMENTAL=y -CONFIG_CROSS_COMPILE="" # CONFIG_LOCALVERSION_AUTO is not set CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y @@ -19,13 +17,13 @@ CONFIG_TASK_DELAY_ACCT=y CONFIG_TASK_XACCT=y CONFIG_TASK_IO_ACCOUNTING=y CONFIG_AUDIT=y +CONFIG_NO_HZ=y +CONFIG_HIGH_RES_TIMERS=y CONFIG_CGROUPS=y CONFIG_NAMESPACES=y CONFIG_BLK_DEV_INITRD=y -CONFIG_INITRAMFS_SOURCE="" CONFIG_RD_BZIP2=y CONFIG_RD_LZMA=y -CONFIG_INITRAMFS_COMPRESSION_LZMA=y CONFIG_KALLSYMS_ALL=y CONFIG_EMBEDDED=y # CONFIG_COMPAT_BRK is not set @@ -35,6 +33,29 @@ CONFIG_MODULE_UNLOAD=y CONFIG_MODVERSIONS=y CONFIG_MODULE_SRCVERSION_ALL=y CONFIG_BLK_DEV_INTEGRITY=y +CONFIG_PARTITION_ADVANCED=y +CONFIG_ACORN_PARTITION=y +CONFIG_ACORN_PARTITION_ICS=y +CONFIG_ACORN_PARTITION_RISCIX=y +CONFIG_OSF_PARTITION=y +CONFIG_AMIGA_PARTITION=y +CONFIG_ATARI_PARTITION=y +CONFIG_MAC_PARTITION=y +CONFIG_BSD_DISKLABEL=y +CONFIG_MINIX_SUBPARTITION=y +CONFIG_SOLARIS_X86_PARTITION=y +CONFIG_UNIXWARE_DISKLABEL=y +CONFIG_LDM_PARTITION=y +CONFIG_SGI_PARTITION=y +CONFIG_ULTRIX_PARTITION=y +CONFIG_SUN_PARTITION=y +CONFIG_KARMA_PARTITION=y +CONFIG_EFI_PARTITION=y +CONFIG_SYSV68_PARTITION=y +CONFIG_PCI=y +CONFIG_PCI_DEBUG=y +CONFIG_PCI_REALLOC_ENABLE_AUTO=y +CONFIG_PCI_STUB=y # CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set CONFIG_BINFMT_MISC=y CONFIG_MIPS32_COMPAT=y @@ -170,7 +191,6 @@ CONFIG_IP_NF_MATCH_ECN=m CONFIG_IP_NF_MATCH_TTL=m CONFIG_IP_NF_FILTER=m CONFIG_IP_NF_TARGET_REJECT=m -CONFIG_IP_NF_TARGET_LOG=m CONFIG_IP_NF_TARGET_ULOG=m CONFIG_NF_NAT=m CONFIG_IP_NF_TARGET_MASQUERADE=m @@ -186,7 +206,6 @@ CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m CONFIG_NF_CONNTRACK_IPV6=m -CONFIG_IP6_NF_QUEUE=m CONFIG_IP6_NF_IPTABLES=m CONFIG_IP6_NF_MATCH_AH=m CONFIG_IP6_NF_MATCH_EUI64=m @@ -197,7 +216,6 @@ CONFIG_IP6_NF_MATCH_IPV6HEADER=m CONFIG_IP6_NF_MATCH_MH=m CONFIG_IP6_NF_MATCH_RT=m CONFIG_IP6_NF_TARGET_HL=m -CONFIG_IP6_NF_TARGET_LOG=m CONFIG_IP6_NF_FILTER=m CONFIG_IP6_NF_TARGET_REJECT=m CONFIG_IP6_NF_MANGLE=m @@ -248,9 +266,6 @@ CONFIG_IPDDP_ENCAP=y CONFIG_IPDDP_DECAP=y CONFIG_X25=m CONFIG_LAPB=m -CONFIG_ECONET=m -CONFIG_ECONET_AUNUDP=y -CONFIG_ECONET_NATIVE=y CONFIG_WAN_ROUTER=m CONFIG_PHONET=m CONFIG_IEEE802154=m @@ -297,11 +312,21 @@ CONFIG_NET_ACT_SIMP=m CONFIG_NET_ACT_SKBEDIT=m CONFIG_DCB=y CONFIG_NET_PKTGEN=m -# CONFIG_WIRELESS is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y # CONFIG_STANDALONE is not set CONFIG_CONNECTOR=y +CONFIG_MTD=y +CONFIG_MTD_CMDLINE_PARTS=y +CONFIG_MTD_CHAR=y +CONFIG_MTD_BLOCK=y +CONFIG_MTD_CFI=y +CONFIG_MTD_CFI_ADV_OPTIONS=y +CONFIG_MTD_CFI_LE_BYTE_SWAP=y +CONFIG_MTD_CFI_GEOMETRY=y +CONFIG_MTD_CFI_INTELEXT=y +CONFIG_MTD_PHYSMAP=y +CONFIG_MTD_PHYSMAP_OF=y CONFIG_BLK_DEV_LOOP=y CONFIG_BLK_DEV_CRYPTOLOOP=m CONFIG_BLK_DEV_NBD=m @@ -310,7 +335,6 @@ CONFIG_BLK_DEV_RAM=y CONFIG_BLK_DEV_RAM_SIZE=65536 CONFIG_CDROM_PKTCDVD=y CONFIG_RAID_ATTRS=m -CONFIG_SCSI=y CONFIG_SCSI_TGT=m CONFIG_BLK_DEV_SD=y CONFIG_CHR_DEV_ST=m @@ -337,6 +361,48 @@ CONFIG_SCSI_DH_EMC=m CONFIG_SCSI_DH_ALUA=m CONFIG_SCSI_OSD_INITIATOR=m CONFIG_SCSI_OSD_ULD=m +CONFIG_ATA=y +CONFIG_SATA_AHCI=y +CONFIG_SATA_SIL24=y +# CONFIG_ATA_SFF is not set +CONFIG_NETDEVICES=y +# CONFIG_NET_VENDOR_3COM is not set +# CONFIG_NET_VENDOR_ADAPTEC is not set +# CONFIG_NET_VENDOR_ALTEON is not set +# CONFIG_NET_VENDOR_AMD is not set +# CONFIG_NET_VENDOR_ATHEROS is not set +# CONFIG_NET_VENDOR_BROADCOM is not set +# CONFIG_NET_VENDOR_BROCADE is not set +# CONFIG_NET_VENDOR_CHELSIO is not set +# CONFIG_NET_VENDOR_DEC is not set +# CONFIG_NET_VENDOR_DLINK is not set +# CONFIG_NET_VENDOR_EMULEX is not set +# CONFIG_NET_VENDOR_EXAR is not set +# CONFIG_NET_VENDOR_HP is not set +CONFIG_E1000E=y +# CONFIG_NET_VENDOR_I825XX is not set +CONFIG_SKY2=y +# CONFIG_NET_VENDOR_MELLANOX is not set +# CONFIG_NET_VENDOR_MICREL is not set +# CONFIG_NET_VENDOR_MYRI is not set +# CONFIG_NET_VENDOR_NATSEMI is not set +# CONFIG_NET_VENDOR_NVIDIA is not set +# CONFIG_NET_VENDOR_OKI is not set +# CONFIG_NET_PACKET_ENGINE is not set +# CONFIG_NET_VENDOR_QLOGIC is not set +# CONFIG_NET_VENDOR_REALTEK is not set +# CONFIG_NET_VENDOR_RDC is not set +# CONFIG_NET_VENDOR_SEEQ is not set +# CONFIG_NET_VENDOR_SILAN is not set +# CONFIG_NET_VENDOR_SIS is not set +# CONFIG_NET_VENDOR_SMSC is not set +# CONFIG_NET_VENDOR_STMICRO is not set +# CONFIG_NET_VENDOR_SUN is not set +# CONFIG_NET_VENDOR_TEHUTI is not set +# CONFIG_NET_VENDOR_TI is not set +# CONFIG_NET_VENDOR_TOSHIBA is not set +# CONFIG_NET_VENDOR_VIA is not set +# CONFIG_NET_VENDOR_WIZNET is not set # CONFIG_INPUT_MOUSEDEV is not set CONFIG_INPUT_EVDEV=y CONFIG_INPUT_EVBUG=m @@ -360,16 +426,23 @@ CONFIG_SERIAL_8250_EXTENDED=y CONFIG_SERIAL_8250_MANY_PORTS=y CONFIG_SERIAL_8250_SHARE_IRQ=y CONFIG_SERIAL_8250_RSA=y +CONFIG_SERIAL_OF_PLATFORM=y CONFIG_HW_RANDOM=y CONFIG_HW_RANDOM_TIMERIOMEM=m CONFIG_RAW_DRIVER=m -# CONFIG_HWMON is not set +CONFIG_I2C=y +CONFIG_I2C_CHARDEV=y +CONFIG_I2C_OCORES=y +CONFIG_SENSORS_LM90=y +CONFIG_THERMAL=y # CONFIG_VGA_CONSOLE is not set -# CONFIG_HID_SUPPORT is not set # CONFIG_USB_SUPPORT is not set +CONFIG_RTC_CLASS=y +CONFIG_RTC_DRV_DS1374=y CONFIG_UIO=y CONFIG_UIO_PDRV=m CONFIG_UIO_PDRV_GENIRQ=m +# CONFIG_IOMMU_SUPPORT is not set CONFIG_EXT2_FS=y CONFIG_EXT2_FS_XATTR=y CONFIG_EXT2_FS_POSIX_ACL=y @@ -381,15 +454,10 @@ CONFIG_EXT4_FS=y CONFIG_EXT4_FS_POSIX_ACL=y CONFIG_EXT4_FS_SECURITY=y CONFIG_GFS2_FS=m -CONFIG_GFS2_FS_LOCKING_DLM=y -CONFIG_OCFS2_FS=m CONFIG_BTRFS_FS=m CONFIG_BTRFS_FS_POSIX_ACL=y CONFIG_NILFS2_FS=m CONFIG_QUOTA_NETLINK_INTERFACE=y -# CONFIG_PRINT_QUOTA_WARNING is not set -CONFIG_QFMT_V1=m -CONFIG_QFMT_V2=m CONFIG_AUTOFS4_FS=m CONFIG_FUSE_FS=y CONFIG_CUSE=m @@ -415,6 +483,7 @@ CONFIG_HFSPLUS_FS=m CONFIG_BEFS_FS=m CONFIG_BFS_FS=m CONFIG_EFS_FS=m +CONFIG_JFFS2_FS=y CONFIG_CRAMFS=m CONFIG_SQUASHFS=m CONFIG_VXFS_FS=m @@ -427,7 +496,6 @@ CONFIG_SYSV_FS=m CONFIG_UFS_FS=m CONFIG_EXOFS_FS=m CONFIG_NFS_FS=m -CONFIG_NFS_V3=y CONFIG_NFS_V3_ACL=y CONFIG_NFS_V4=y CONFIG_NFS_FSCACHE=y @@ -450,25 +518,6 @@ CONFIG_NCPFS_NLS=y CONFIG_NCPFS_EXTRAS=y CONFIG_CODA_FS=m CONFIG_AFS_FS=m -CONFIG_PARTITION_ADVANCED=y -CONFIG_ACORN_PARTITION=y -CONFIG_ACORN_PARTITION_ICS=y -CONFIG_ACORN_PARTITION_RISCIX=y -CONFIG_OSF_PARTITION=y -CONFIG_AMIGA_PARTITION=y -CONFIG_ATARI_PARTITION=y -CONFIG_MAC_PARTITION=y -CONFIG_BSD_DISKLABEL=y -CONFIG_MINIX_SUBPARTITION=y -CONFIG_SOLARIS_X86_PARTITION=y -CONFIG_UNIXWARE_DISKLABEL=y -CONFIG_LDM_PARTITION=y -CONFIG_SGI_PARTITION=y -CONFIG_ULTRIX_PARTITION=y -CONFIG_SUN_PARTITION=y -CONFIG_KARMA_PARTITION=y -CONFIG_EFI_PARTITION=y -CONFIG_SYSV68_PARTITION=y CONFIG_NLS=y CONFIG_NLS_DEFAULT="cp437" CONFIG_NLS_CODEPAGE_437=m @@ -518,12 +567,10 @@ CONFIG_SCHEDSTATS=y CONFIG_TIMER_STATS=y CONFIG_DEBUG_INFO=y CONFIG_DEBUG_MEMORY_INIT=y -CONFIG_SYSCTL_SYSCALL_CHECK=y CONFIG_SCHED_TRACER=y CONFIG_BLK_DEV_IO_TRACE=y CONFIG_KGDB=y CONFIG_SECURITY=y -CONFIG_SECURITY_NETWORK=y CONFIG_LSM_MMAP_MIN_ADDR=0 CONFIG_SECURITY_SELINUX=y CONFIG_SECURITY_SELINUX_BOOTPARAM=y diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h index 1ac5704..dbd5b5a 100644 --- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h +++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h @@ -646,10 +646,10 @@ enum bcm63xx_irq { #define BCM_6328_ENETSW_RXDMA1_IRQ (BCM_6328_HIGH_IRQ_BASE + 1) #define BCM_6328_ENETSW_RXDMA2_IRQ (BCM_6328_HIGH_IRQ_BASE + 2) #define BCM_6328_ENETSW_RXDMA3_IRQ (BCM_6328_HIGH_IRQ_BASE + 3) -#define BCM_6328_ENETSW_TXDMA0_IRQ (BCM_6328_HIGH_IRQ_BASE + 4) -#define BCM_6328_ENETSW_TXDMA1_IRQ (BCM_6328_HIGH_IRQ_BASE + 5) -#define BCM_6328_ENETSW_TXDMA2_IRQ (BCM_6328_HIGH_IRQ_BASE + 6) -#define BCM_6328_ENETSW_TXDMA3_IRQ (BCM_6328_HIGH_IRQ_BASE + 7) +#define BCM_6328_ENETSW_TXDMA0_IRQ 0 +#define BCM_6328_ENETSW_TXDMA1_IRQ 0 +#define BCM_6328_ENETSW_TXDMA2_IRQ 0 +#define BCM_6328_ENETSW_TXDMA3_IRQ 0 #define BCM_6328_XTM_IRQ (BCM_6328_HIGH_IRQ_BASE + 31) #define BCM_6328_XTM_DMA0_IRQ (BCM_6328_HIGH_IRQ_BASE + 11) diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h index 5e4b918..12963d0 100644 --- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h +++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h @@ -161,6 +161,7 @@ /* External Interrupt Configuration register */ #define PERF_EXTIRQ_CFG_REG_6328 0x18 #define PERF_EXTIRQ_CFG_REG_6338 0x14 +#define PERF_EXTIRQ_CFG_REG_6345 0x14 #define PERF_EXTIRQ_CFG_REG_6348 0x14 #define PERF_EXTIRQ_CFG_REG_6358 0x14 #define PERF_EXTIRQ_CFG_REG_6368 0x18 diff --git a/arch/mips/include/asm/octeon/cvmx-mpi-defs.h b/arch/mips/include/asm/octeon/cvmx-mpi-defs.h new file mode 100644 index 0000000..4615b10 --- /dev/null +++ b/arch/mips/include/asm/octeon/cvmx-mpi-defs.h @@ -0,0 +1,328 @@ +/***********************license start*************** + * Author: Cavium Networks + * + * Contact: support@caviumnetworks.com + * This file is part of the OCTEON SDK + * + * Copyright (c) 2003-2012 Cavium Networks + * + * This file 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. + * + * This file is distributed in the hope that it will be useful, but + * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or + * NONINFRINGEMENT. See the GNU General Public License for more + * details. + * + * You should have received a copy of the GNU General Public License + * along with this file; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * or visit http://www.gnu.org/licenses/. + * + * This file may also be available under a different license from Cavium. + * Contact Cavium Networks for more information + ***********************license end**************************************/ + +#ifndef __CVMX_MPI_DEFS_H__ +#define __CVMX_MPI_DEFS_H__ + +#define CVMX_MPI_CFG (CVMX_ADD_IO_SEG(0x0001070000001000ull)) +#define CVMX_MPI_DATX(offset) (CVMX_ADD_IO_SEG(0x0001070000001080ull) + ((offset) & 15) * 8) +#define CVMX_MPI_STS (CVMX_ADD_IO_SEG(0x0001070000001008ull)) +#define CVMX_MPI_TX (CVMX_ADD_IO_SEG(0x0001070000001010ull)) + +union cvmx_mpi_cfg { + uint64_t u64; + struct cvmx_mpi_cfg_s { +#ifdef __BIG_ENDIAN_BITFIELD + uint64_t reserved_29_63:35; + uint64_t clkdiv:13; + uint64_t csena3:1; + uint64_t csena2:1; + uint64_t csena1:1; + uint64_t csena0:1; + uint64_t cslate:1; + uint64_t tritx:1; + uint64_t idleclks:2; + uint64_t cshi:1; + uint64_t csena:1; + uint64_t int_ena:1; + uint64_t lsbfirst:1; + uint64_t wireor:1; + uint64_t clk_cont:1; + uint64_t idlelo:1; + uint64_t enable:1; +#else + uint64_t enable:1; + uint64_t idlelo:1; + uint64_t clk_cont:1; + uint64_t wireor:1; + uint64_t lsbfirst:1; + uint64_t int_ena:1; + uint64_t csena:1; + uint64_t cshi:1; + uint64_t idleclks:2; + uint64_t tritx:1; + uint64_t cslate:1; + uint64_t csena0:1; + uint64_t csena1:1; + uint64_t csena2:1; + uint64_t csena3:1; + uint64_t clkdiv:13; + uint64_t reserved_29_63:35; +#endif + } s; + struct cvmx_mpi_cfg_cn30xx { +#ifdef __BIG_ENDIAN_BITFIELD + uint64_t reserved_29_63:35; + uint64_t clkdiv:13; + uint64_t reserved_12_15:4; + uint64_t cslate:1; + uint64_t tritx:1; + uint64_t idleclks:2; + uint64_t cshi:1; + uint64_t csena:1; + uint64_t int_ena:1; + uint64_t lsbfirst:1; + uint64_t wireor:1; + uint64_t clk_cont:1; + uint64_t idlelo:1; + uint64_t enable:1; +#else + uint64_t enable:1; + uint64_t idlelo:1; + uint64_t clk_cont:1; + uint64_t wireor:1; + uint64_t lsbfirst:1; + uint64_t int_ena:1; + uint64_t csena:1; + uint64_t cshi:1; + uint64_t idleclks:2; + uint64_t tritx:1; + uint64_t cslate:1; + uint64_t reserved_12_15:4; + uint64_t clkdiv:13; + uint64_t reserved_29_63:35; +#endif + } cn30xx; + struct cvmx_mpi_cfg_cn31xx { +#ifdef __BIG_ENDIAN_BITFIELD + uint64_t reserved_29_63:35; + uint64_t clkdiv:13; + uint64_t reserved_11_15:5; + uint64_t tritx:1; + uint64_t idleclks:2; + uint64_t cshi:1; + uint64_t csena:1; + uint64_t int_ena:1; + uint64_t lsbfirst:1; + uint64_t wireor:1; + uint64_t clk_cont:1; + uint64_t idlelo:1; + uint64_t enable:1; +#else + uint64_t enable:1; + uint64_t idlelo:1; + uint64_t clk_cont:1; + uint64_t wireor:1; + uint64_t lsbfirst:1; + uint64_t int_ena:1; + uint64_t csena:1; + uint64_t cshi:1; + uint64_t idleclks:2; + uint64_t tritx:1; + uint64_t reserved_11_15:5; + uint64_t clkdiv:13; + uint64_t reserved_29_63:35; +#endif + } cn31xx; + struct cvmx_mpi_cfg_cn30xx cn50xx; + struct cvmx_mpi_cfg_cn61xx { +#ifdef __BIG_ENDIAN_BITFIELD + uint64_t reserved_29_63:35; + uint64_t clkdiv:13; + uint64_t reserved_14_15:2; + uint64_t csena1:1; + uint64_t csena0:1; + uint64_t cslate:1; + uint64_t tritx:1; + uint64_t idleclks:2; + uint64_t cshi:1; + uint64_t reserved_6_6:1; + uint64_t int_ena:1; + uint64_t lsbfirst:1; + uint64_t wireor:1; + uint64_t clk_cont:1; + uint64_t idlelo:1; + uint64_t enable:1; +#else + uint64_t enable:1; + uint64_t idlelo:1; + uint64_t clk_cont:1; + uint64_t wireor:1; + uint64_t lsbfirst:1; + uint64_t int_ena:1; + uint64_t reserved_6_6:1; + uint64_t cshi:1; + uint64_t idleclks:2; + uint64_t tritx:1; + uint64_t cslate:1; + uint64_t csena0:1; + uint64_t csena1:1; + uint64_t reserved_14_15:2; + uint64_t clkdiv:13; + uint64_t reserved_29_63:35; +#endif + } cn61xx; + struct cvmx_mpi_cfg_cn66xx { +#ifdef __BIG_ENDIAN_BITFIELD + uint64_t reserved_29_63:35; + uint64_t clkdiv:13; + uint64_t csena3:1; + uint64_t csena2:1; + uint64_t reserved_12_13:2; + uint64_t cslate:1; + uint64_t tritx:1; + uint64_t idleclks:2; + uint64_t cshi:1; + uint64_t reserved_6_6:1; + uint64_t int_ena:1; + uint64_t lsbfirst:1; + uint64_t wireor:1; + uint64_t clk_cont:1; + uint64_t idlelo:1; + uint64_t enable:1; +#else + uint64_t enable:1; + uint64_t idlelo:1; + uint64_t clk_cont:1; + uint64_t wireor:1; + uint64_t lsbfirst:1; + uint64_t int_ena:1; + uint64_t reserved_6_6:1; + uint64_t cshi:1; + uint64_t idleclks:2; + uint64_t tritx:1; + uint64_t cslate:1; + uint64_t reserved_12_13:2; + uint64_t csena2:1; + uint64_t csena3:1; + uint64_t clkdiv:13; + uint64_t reserved_29_63:35; +#endif + } cn66xx; + struct cvmx_mpi_cfg_cn61xx cnf71xx; +}; + +union cvmx_mpi_datx { + uint64_t u64; + struct cvmx_mpi_datx_s { +#ifdef __BIG_ENDIAN_BITFIELD + uint64_t reserved_8_63:56; + uint64_t data:8; +#else + uint64_t data:8; + uint64_t reserved_8_63:56; +#endif + } s; + struct cvmx_mpi_datx_s cn30xx; + struct cvmx_mpi_datx_s cn31xx; + struct cvmx_mpi_datx_s cn50xx; + struct cvmx_mpi_datx_s cn61xx; + struct cvmx_mpi_datx_s cn66xx; + struct cvmx_mpi_datx_s cnf71xx; +}; + +union cvmx_mpi_sts { + uint64_t u64; + struct cvmx_mpi_sts_s { +#ifdef __BIG_ENDIAN_BITFIELD + uint64_t reserved_13_63:51; + uint64_t rxnum:5; + uint64_t reserved_1_7:7; + uint64_t busy:1; +#else + uint64_t busy:1; + uint64_t reserved_1_7:7; + uint64_t rxnum:5; + uint64_t reserved_13_63:51; +#endif + } s; + struct cvmx_mpi_sts_s cn30xx; + struct cvmx_mpi_sts_s cn31xx; + struct cvmx_mpi_sts_s cn50xx; + struct cvmx_mpi_sts_s cn61xx; + struct cvmx_mpi_sts_s cn66xx; + struct cvmx_mpi_sts_s cnf71xx; +}; + +union cvmx_mpi_tx { + uint64_t u64; + struct cvmx_mpi_tx_s { +#ifdef __BIG_ENDIAN_BITFIELD + uint64_t reserved_22_63:42; + uint64_t csid:2; + uint64_t reserved_17_19:3; + uint64_t leavecs:1; + uint64_t reserved_13_15:3; + uint64_t txnum:5; + uint64_t reserved_5_7:3; + uint64_t totnum:5; +#else + uint64_t totnum:5; + uint64_t reserved_5_7:3; + uint64_t txnum:5; + uint64_t reserved_13_15:3; + uint64_t leavecs:1; + uint64_t reserved_17_19:3; + uint64_t csid:2; + uint64_t reserved_22_63:42; +#endif + } s; + struct cvmx_mpi_tx_cn30xx { +#ifdef __BIG_ENDIAN_BITFIELD + uint64_t reserved_17_63:47; + uint64_t leavecs:1; + uint64_t reserved_13_15:3; + uint64_t txnum:5; + uint64_t reserved_5_7:3; + uint64_t totnum:5; +#else + uint64_t totnum:5; + uint64_t reserved_5_7:3; + uint64_t txnum:5; + uint64_t reserved_13_15:3; + uint64_t leavecs:1; + uint64_t reserved_17_63:47; +#endif + } cn30xx; + struct cvmx_mpi_tx_cn30xx cn31xx; + struct cvmx_mpi_tx_cn30xx cn50xx; + struct cvmx_mpi_tx_cn61xx { +#ifdef __BIG_ENDIAN_BITFIELD + uint64_t reserved_21_63:43; + uint64_t csid:1; + uint64_t reserved_17_19:3; + uint64_t leavecs:1; + uint64_t reserved_13_15:3; + uint64_t txnum:5; + uint64_t reserved_5_7:3; + uint64_t totnum:5; +#else + uint64_t totnum:5; + uint64_t reserved_5_7:3; + uint64_t txnum:5; + uint64_t reserved_13_15:3; + uint64_t leavecs:1; + uint64_t reserved_17_19:3; + uint64_t csid:1; + uint64_t reserved_21_63:43; +#endif + } cn61xx; + struct cvmx_mpi_tx_s cn66xx; + struct cvmx_mpi_tx_cn61xx cnf71xx; +}; + +#endif diff --git a/arch/mips/kernel/Makefile b/arch/mips/kernel/Makefile index fdaf65e..ab51dc9 100644 --- a/arch/mips/kernel/Makefile +++ b/arch/mips/kernel/Makefile @@ -34,28 +34,11 @@ obj-$(CONFIG_MODULES) += mips_ksyms.o module.o obj-$(CONFIG_FUNCTION_TRACER) += mcount.o ftrace.o -obj-$(CONFIG_CPU_LOONGSON2) += r4k_fpu.o r4k_switch.o -obj-$(CONFIG_CPU_MIPS32) += r4k_fpu.o r4k_switch.o -obj-$(CONFIG_CPU_MIPS64) += r4k_fpu.o r4k_switch.o +obj-$(CONFIG_CPU_R4K_FPU) += r4k_fpu.o r4k_switch.o obj-$(CONFIG_CPU_R3000) += r2300_fpu.o r2300_switch.o -obj-$(CONFIG_CPU_R4300) += r4k_fpu.o r4k_switch.o -obj-$(CONFIG_CPU_R4X00) += r4k_fpu.o r4k_switch.o -obj-$(CONFIG_CPU_R5000) += r4k_fpu.o r4k_switch.o obj-$(CONFIG_CPU_R6000) += r6000_fpu.o r4k_switch.o -obj-$(CONFIG_CPU_R5432) += r4k_fpu.o r4k_switch.o -obj-$(CONFIG_CPU_R5500) += r4k_fpu.o r4k_switch.o -obj-$(CONFIG_CPU_R8000) += r4k_fpu.o r4k_switch.o -obj-$(CONFIG_CPU_RM7000) += r4k_fpu.o r4k_switch.o -obj-$(CONFIG_CPU_RM9000) += r4k_fpu.o r4k_switch.o -obj-$(CONFIG_CPU_NEVADA) += r4k_fpu.o r4k_switch.o -obj-$(CONFIG_CPU_R10000) += r4k_fpu.o r4k_switch.o -obj-$(CONFIG_CPU_SB1) += r4k_fpu.o r4k_switch.o obj-$(CONFIG_CPU_TX39XX) += r2300_fpu.o r2300_switch.o -obj-$(CONFIG_CPU_TX49XX) += r4k_fpu.o r4k_switch.o -obj-$(CONFIG_CPU_VR41XX) += r4k_fpu.o r4k_switch.o obj-$(CONFIG_CPU_CAVIUM_OCTEON) += octeon_switch.o -obj-$(CONFIG_CPU_XLR) += r4k_fpu.o r4k_switch.o -obj-$(CONFIG_CPU_XLP) += r4k_fpu.o r4k_switch.o obj-$(CONFIG_SMP) += smp.o obj-$(CONFIG_SMP_UP) += smp-up.o diff --git a/arch/mips/kernel/smp-mt.c b/arch/mips/kernel/smp-mt.c index ff17868..2defa2b 100644 --- a/arch/mips/kernel/smp-mt.c +++ b/arch/mips/kernel/smp-mt.c @@ -150,6 +150,7 @@ static void vsmp_send_ipi_mask(const struct cpumask *mask, unsigned int action) static void __cpuinit vsmp_init_secondary(void) { +#ifdef CONFIG_IRQ_GIC extern int gic_present; /* This is Malta specific: IPI,performance and timer interrupts */ @@ -157,6 +158,7 @@ static void __cpuinit vsmp_init_secondary(void) change_c0_status(ST0_IM, STATUSF_IP3 | STATUSF_IP4 | STATUSF_IP6 | STATUSF_IP7); else +#endif change_c0_status(ST0_IM, STATUSF_IP0 | STATUSF_IP1 | STATUSF_IP6 | STATUSF_IP7); } diff --git a/arch/mips/lantiq/xway/sysctrl.c b/arch/mips/lantiq/xway/sysctrl.c index 67c3a91..2917b56 100644 --- a/arch/mips/lantiq/xway/sysctrl.c +++ b/arch/mips/lantiq/xway/sysctrl.c @@ -188,10 +188,12 @@ static int clkout_enable(struct clk *clk) for (i = 0; i < 4; i++) { if (clk->rates[i] == clk->rate) { int shift = 14 - (2 * clk->module); + int enable = 7 - clk->module; unsigned int val = ltq_cgu_r32(ifccr); val &= ~(3 << shift); val |= i << shift; + val |= enable; ltq_cgu_w32(val, ifccr); return 0; } diff --git a/arch/mips/lib/Makefile b/arch/mips/lib/Makefile index 399a50a..c4a82e8 100644 --- a/arch/mips/lib/Makefile +++ b/arch/mips/lib/Makefile @@ -8,28 +8,9 @@ lib-y += csum_partial.o delay.o memcpy.o memset.o \ obj-y += iomap.o obj-$(CONFIG_PCI) += iomap-pci.o -obj-$(CONFIG_CPU_LOONGSON2) += dump_tlb.o -obj-$(CONFIG_CPU_MIPS32) += dump_tlb.o -obj-$(CONFIG_CPU_MIPS64) += dump_tlb.o -obj-$(CONFIG_CPU_NEVADA) += dump_tlb.o -obj-$(CONFIG_CPU_R10000) += dump_tlb.o +obj-$(CONFIG_CPU_GENERIC_DUMP_TLB) += dump_tlb.o obj-$(CONFIG_CPU_R3000) += r3k_dump_tlb.o -obj-$(CONFIG_CPU_R4300) += dump_tlb.o -obj-$(CONFIG_CPU_R4X00) += dump_tlb.o -obj-$(CONFIG_CPU_R5000) += dump_tlb.o -obj-$(CONFIG_CPU_R5432) += dump_tlb.o -obj-$(CONFIG_CPU_R5500) += dump_tlb.o -obj-$(CONFIG_CPU_R6000) += -obj-$(CONFIG_CPU_R8000) += -obj-$(CONFIG_CPU_RM7000) += dump_tlb.o -obj-$(CONFIG_CPU_RM9000) += dump_tlb.o -obj-$(CONFIG_CPU_SB1) += dump_tlb.o obj-$(CONFIG_CPU_TX39XX) += r3k_dump_tlb.o -obj-$(CONFIG_CPU_TX49XX) += dump_tlb.o -obj-$(CONFIG_CPU_VR41XX) += dump_tlb.o -obj-$(CONFIG_CPU_CAVIUM_OCTEON) += dump_tlb.o -obj-$(CONFIG_CPU_XLR) += dump_tlb.o -obj-$(CONFIG_CPU_XLP) += dump_tlb.o # libgcc-style stuff needed in the kernel obj-y += ashldi3.o ashrdi3.o cmpdi2.o lshrdi3.o ucmpdi2.o diff --git a/arch/mips/mm/Makefile b/arch/mips/mm/Makefile index fd6203f..90ceb963 100644 --- a/arch/mips/mm/Makefile +++ b/arch/mips/mm/Makefile @@ -11,27 +11,12 @@ obj-$(CONFIG_64BIT) += pgtable-64.o obj-$(CONFIG_HIGHMEM) += highmem.o obj-$(CONFIG_HUGETLB_PAGE) += hugetlbpage.o -obj-$(CONFIG_CPU_LOONGSON2) += c-r4k.o cex-gen.o tlb-r4k.o -obj-$(CONFIG_CPU_MIPS32) += c-r4k.o cex-gen.o tlb-r4k.o -obj-$(CONFIG_CPU_MIPS64) += c-r4k.o cex-gen.o tlb-r4k.o -obj-$(CONFIG_CPU_NEVADA) += c-r4k.o cex-gen.o tlb-r4k.o -obj-$(CONFIG_CPU_R10000) += c-r4k.o cex-gen.o tlb-r4k.o +obj-$(CONFIG_CPU_R4K_CACHE_TLB) += c-r4k.o cex-gen.o tlb-r4k.o obj-$(CONFIG_CPU_R3000) += c-r3k.o tlb-r3k.o -obj-$(CONFIG_CPU_R4300) += c-r4k.o cex-gen.o tlb-r4k.o -obj-$(CONFIG_CPU_R4X00) += c-r4k.o cex-gen.o tlb-r4k.o -obj-$(CONFIG_CPU_R5000) += c-r4k.o cex-gen.o tlb-r4k.o -obj-$(CONFIG_CPU_R5432) += c-r4k.o cex-gen.o tlb-r4k.o -obj-$(CONFIG_CPU_R5500) += c-r4k.o cex-gen.o tlb-r4k.o obj-$(CONFIG_CPU_R8000) += c-r4k.o cex-gen.o tlb-r8k.o -obj-$(CONFIG_CPU_RM7000) += c-r4k.o cex-gen.o tlb-r4k.o -obj-$(CONFIG_CPU_RM9000) += c-r4k.o cex-gen.o tlb-r4k.o obj-$(CONFIG_CPU_SB1) += c-r4k.o cerr-sb1.o cex-sb1.o tlb-r4k.o obj-$(CONFIG_CPU_TX39XX) += c-tx39.o tlb-r3k.o -obj-$(CONFIG_CPU_TX49XX) += c-r4k.o cex-gen.o tlb-r4k.o -obj-$(CONFIG_CPU_VR41XX) += c-r4k.o cex-gen.o tlb-r4k.o obj-$(CONFIG_CPU_CAVIUM_OCTEON) += c-octeon.o cex-oct.o tlb-r4k.o -obj-$(CONFIG_CPU_XLR) += c-r4k.o tlb-r4k.o cex-gen.o -obj-$(CONFIG_CPU_XLP) += c-r4k.o tlb-r4k.o cex-gen.o obj-$(CONFIG_IP22_CPU_SCACHE) += sc-ip22.o obj-$(CONFIG_R5000_CPU_SCACHE) += sc-r5k.o diff --git a/arch/mips/netlogic/Kconfig b/arch/mips/netlogic/Kconfig index 75bec44..8059eb7 100644 --- a/arch/mips/netlogic/Kconfig +++ b/arch/mips/netlogic/Kconfig @@ -1,2 +1,17 @@ +if NLM_XLP_BOARD || NLM_XLR_BOARD + +if NLM_XLP_BOARD +config DT_XLP_EVP + bool "Built-in device tree for XLP EVP/SVP boards" + default y + help + Add an FDT blob for XLP EVP and SVP boards into the kernel. + This DTB will be used if the firmware does not pass in a DTB + pointer to the kernel. The corresponding DTS file is at + arch/mips/netlogic/dts/xlp_evp.dts +endif + config NLM_COMMON bool + +endif diff --git a/arch/mips/netlogic/Makefile b/arch/mips/netlogic/Makefile index 36d169b..7602d13 100644 --- a/arch/mips/netlogic/Makefile +++ b/arch/mips/netlogic/Makefile @@ -1,3 +1,4 @@ obj-$(CONFIG_NLM_COMMON) += common/ obj-$(CONFIG_CPU_XLR) += xlr/ obj-$(CONFIG_CPU_XLP) += xlp/ +obj-$(CONFIG_CPU_XLP) += dts/ diff --git a/arch/mips/netlogic/dts/Makefile b/arch/mips/netlogic/dts/Makefile new file mode 100644 index 0000000..67ae3fe2 --- /dev/null +++ b/arch/mips/netlogic/dts/Makefile @@ -0,0 +1,4 @@ +obj-$(CONFIG_DT_XLP_EVP) := xlp_evp.dtb.o + +$(obj)/%.dtb: $(obj)/%.dts + $(call if_changed,dtc) diff --git a/arch/mips/netlogic/dts/xlp_evp.dts b/arch/mips/netlogic/dts/xlp_evp.dts new file mode 100644 index 0000000..e14f423 --- /dev/null +++ b/arch/mips/netlogic/dts/xlp_evp.dts @@ -0,0 +1,124 @@ +/* + * XLP8XX Device Tree Source for EVP boards + */ + +/dts-v1/; +/ { + model = "netlogic,XLP-EVP"; + compatible = "netlogic,xlp"; + #address-cells = <2>; + #size-cells = <2>; + + memory { + device_type = "memory"; + reg = <0 0x00100000 0 0x0FF00000 // 255M at 1M + 0 0x20000000 0 0xa0000000 // 2560M at 512M + 0 0xe0000000 1 0x00000000>; + }; + + soc { + #address-cells = <2>; + #size-cells = <1>; + compatible = "simple-bus"; + ranges = <0 0 0 0x18000000 0x04000000 // PCIe CFG + 1 0 0 0x16000000 0x01000000>; // GBU chipselects + + serial0: serial@30000 { + device_type = "serial"; + compatible = "ns16550"; + reg = <0 0x30100 0xa00>; + reg-shift = <2>; + reg-io-width = <4>; + clock-frequency = <133333333>; + interrupt-parent = <&pic>; + interrupts = <17>; + }; + serial1: serial@31000 { + device_type = "serial"; + compatible = "ns16550"; + reg = <0 0x31100 0xa00>; + reg-shift = <2>; + reg-io-width = <4>; + clock-frequency = <133333333>; + interrupt-parent = <&pic>; + interrupts = <18>; + }; + i2c0: ocores@32000 { + compatible = "opencores,i2c-ocores"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0 0x32100 0xa00>; + reg-shift = <2>; + reg-io-width = <4>; + clock-frequency = <32000000>; + interrupt-parent = <&pic>; + interrupts = <30>; + }; + i2c1: ocores@33000 { + compatible = "opencores,i2c-ocores"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0 0x33100 0xa00>; + reg-shift = <2>; + reg-io-width = <4>; + clock-frequency = <32000000>; + interrupt-parent = <&pic>; + interrupts = <31>; + + rtc@68 { + compatible = "dallas,ds1374"; + reg = <0x68>; + }; + + dtt@4c { + compatible = "national,lm90"; + reg = <0x4c>; + }; + }; + pic: pic@4000 { + interrupt-controller; + #address-cells = <0>; + #interrupt-cells = <1>; + reg = <0 0x4000 0x200>; + }; + + nor_flash@1,0 { + compatible = "cfi-flash"; + #address-cells = <1>; + #size-cells = <1>; + bank-width = <2>; + reg = <1 0 0x1000000>; + + partition@0 { + label = "x-loader"; + reg = <0x0 0x100000>; /* 1M */ + read-only; + }; + + partition@100000 { + label = "u-boot"; + reg = <0x100000 0x100000>; /* 1M */ + }; + + partition@200000 { + label = "kernel"; + reg = <0x200000 0x500000>; /* 5M */ + }; + + partition@700000 { + label = "rootfs"; + reg = <0x700000 0x800000>; /* 8M */ + }; + + partition@f00000 { + label = "env"; + reg = <0xf00000 0x100000>; /* 1M */ + read-only; + }; + }; + }; + + chosen { + bootargs = "console=ttyS0,115200 rdinit=/sbin/init"; + }; +}; diff --git a/arch/mips/netlogic/xlp/Makefile b/arch/mips/netlogic/xlp/Makefile index 6b4b972..a84d6ed 100644 --- a/arch/mips/netlogic/xlp/Makefile +++ b/arch/mips/netlogic/xlp/Makefile @@ -1,4 +1,3 @@ -obj-y += setup.o platform.o nlm_hal.o -obj-$(CONFIG_OF) += of.o +obj-y += setup.o nlm_hal.o obj-$(CONFIG_SMP) += wakeup.o obj-$(CONFIG_USB) += usb-init.o diff --git a/arch/mips/netlogic/xlp/of.c b/arch/mips/netlogic/xlp/of.c deleted file mode 100644 index 8e3921c..0000000 --- a/arch/mips/netlogic/xlp/of.c +++ /dev/null @@ -1,34 +0,0 @@ -#include <linux/bootmem.h> -#include <linux/init.h> -#include <linux/io.h> -#include <linux/of_fdt.h> -#include <asm/byteorder.h> - -static int __init reserve_mem_mach(unsigned long addr, unsigned long size) -{ - return reserve_bootmem(addr, size, BOOTMEM_DEFAULT); -} - -void __init free_mem_mach(unsigned long addr, unsigned long size) -{ - return free_bootmem(addr, size); -} - -void __init device_tree_init(void) -{ - unsigned long base, size; - - if (!initial_boot_params) - return; - - base = virt_to_phys((void *)initial_boot_params); - size = be32_to_cpu(initial_boot_params->totalsize); - - /* Before we do anything, lets reserve the dt blob */ - reserve_mem_mach(base, size); - - unflatten_device_tree(); - - /* free the space reserved for the dt blob */ - free_mem_mach(base, size); -} diff --git a/arch/mips/netlogic/xlp/platform.c b/arch/mips/netlogic/xlp/platform.c deleted file mode 100644 index 2c510d5..0000000 --- a/arch/mips/netlogic/xlp/platform.c +++ /dev/null @@ -1,108 +0,0 @@ -/* - * Copyright 2003-2011 NetLogic Microsystems, Inc. (NetLogic). All rights - * reserved. - * - * This software is available to you under a choice of one of two - * licenses. You may choose to be licensed under the terms of the GNU - * General Public License (GPL) Version 2, available from the file - * COPYING in the main directory of this source tree, or the NetLogic - * license below: - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * THIS SOFTWARE IS PROVIDED BY NETLOGIC ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR - * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, - * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE - * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN - * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include <linux/dma-mapping.h> -#include <linux/kernel.h> -#include <linux/delay.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/serial.h> -#include <linux/serial_8250.h> -#include <linux/pci.h> -#include <linux/serial_reg.h> -#include <linux/spinlock.h> - -#include <asm/time.h> -#include <asm/addrspace.h> -#include <asm/netlogic/haldefs.h> -#include <asm/netlogic/xlp-hal/iomap.h> -#include <asm/netlogic/xlp-hal/xlp.h> -#include <asm/netlogic/xlp-hal/pic.h> -#include <asm/netlogic/xlp-hal/uart.h> - -static unsigned int nlm_xlp_uart_in(struct uart_port *p, int offset) -{ - return nlm_read_reg(p->iobase, offset); -} - -static void nlm_xlp_uart_out(struct uart_port *p, int offset, int value) -{ - nlm_write_reg(p->iobase, offset, value); -} - -#define PORT(_irq) \ - { \ - .irq = _irq, \ - .regshift = 2, \ - .iotype = UPIO_MEM32, \ - .flags = (UPF_SKIP_TEST|UPF_FIXED_TYPE|\ - UPF_BOOT_AUTOCONF), \ - .uartclk = XLP_IO_CLK, \ - .type = PORT_16550A, \ - .serial_in = nlm_xlp_uart_in, \ - .serial_out = nlm_xlp_uart_out, \ - } - -static struct plat_serial8250_port xlp_uart_data[] = { - PORT(PIC_UART_0_IRQ), - PORT(PIC_UART_1_IRQ), - {}, -}; - -static struct platform_device uart_device = { - .name = "serial8250", - .id = PLAT8250_DEV_PLATFORM, - .dev = { - .platform_data = xlp_uart_data, - }, -}; - -static int __init nlm_platform_uart_init(void) -{ - unsigned long mmio; - - mmio = (unsigned long)nlm_get_uart_regbase(0, 0); - xlp_uart_data[0].iobase = mmio; - xlp_uart_data[0].membase = (void __iomem *)mmio; - xlp_uart_data[0].mapbase = mmio; - - mmio = (unsigned long)nlm_get_uart_regbase(0, 1); - xlp_uart_data[1].iobase = mmio; - xlp_uart_data[1].membase = (void __iomem *)mmio; - xlp_uart_data[1].mapbase = mmio; - - return platform_device_register(&uart_device); -} - -arch_initcall(nlm_platform_uart_init); diff --git a/arch/mips/netlogic/xlp/setup.c b/arch/mips/netlogic/xlp/setup.c index 3dec9f2..d899709 100644 --- a/arch/mips/netlogic/xlp/setup.c +++ b/arch/mips/netlogic/xlp/setup.c @@ -35,6 +35,7 @@ #include <linux/kernel.h> #include <linux/serial_8250.h> #include <linux/pm.h> +#include <linux/bootmem.h> #include <asm/reboot.h> #include <asm/time.h> @@ -56,6 +57,7 @@ unsigned long nlm_common_ebase = 0x0; /* default to uniprocessor */ uint32_t nlm_coremask = 1, nlm_cpumask = 1; int nlm_threads_per_core = 1; +extern u32 __dtb_start[]; static void nlm_linux_exit(void) { @@ -96,9 +98,18 @@ void __init prom_init(void) { void *fdtp; - fdtp = (void *)(long)fw_arg0; xlp_mmu_init(); nlm_hal_init(); + + /* + * If no FDT pointer is passed in, use the built-in FDT. + * device_tree_init() does not handle CKSEG0 pointers in + * 64-bit, so convert pointer. + */ + fdtp = (void *)(long)fw_arg0; + if (!fdtp) + fdtp = __dtb_start; + fdtp = phys_to_virt(__pa(fdtp)); early_init_devtree(fdtp); nlm_common_ebase = read_c0_ebase() & (~((1 << 12) - 1)); @@ -112,6 +123,25 @@ void __init prom_init(void) #endif } +void __init device_tree_init(void) +{ + unsigned long base, size; + + if (!initial_boot_params) + return; + + base = virt_to_phys((void *)initial_boot_params); + size = be32_to_cpu(initial_boot_params->totalsize); + + /* Before we do anything, lets reserve the dt blob */ + reserve_bootmem(base, size, BOOTMEM_DEFAULT); + + unflatten_device_tree(); + + /* free the space reserved for the dt blob */ + free_bootmem(base, size); +} + static struct of_device_id __initdata xlp_ids[] = { { .compatible = "simple-bus", }, {}, diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig index 5f84b55..d654f88 100644 --- a/drivers/spi/Kconfig +++ b/drivers/spi/Kconfig @@ -237,6 +237,13 @@ config SPI_OC_TINY help This is the driver for OpenCores tiny SPI master controller. +config SPI_OCTEON + tristate "Cavium OCTEON SPI controller" + depends on CPU_CAVIUM_OCTEON + help + SPI host driver for the hardware found on some Cavium OCTEON + SOCs. + config SPI_OMAP_UWIRE tristate "OMAP1 MicroWire" depends on ARCH_OMAP1 diff --git a/drivers/spi/Makefile b/drivers/spi/Makefile index 3920dcf..93d87bc 100644 --- a/drivers/spi/Makefile +++ b/drivers/spi/Makefile @@ -38,6 +38,7 @@ obj-$(CONFIG_SPI_MPC52xx_PSC) += spi-mpc52xx-psc.o obj-$(CONFIG_SPI_MPC52xx) += spi-mpc52xx.o obj-$(CONFIG_SPI_NUC900) += spi-nuc900.o obj-$(CONFIG_SPI_OC_TINY) += spi-oc-tiny.o +obj-$(CONFIG_SPI_OCTEON) += spi-octeon.o obj-$(CONFIG_SPI_OMAP_UWIRE) += spi-omap-uwire.o obj-$(CONFIG_SPI_OMAP_100K) += spi-omap-100k.o obj-$(CONFIG_SPI_OMAP24XX) += spi-omap2-mcspi.o diff --git a/drivers/spi/spi-octeon.c b/drivers/spi/spi-octeon.c new file mode 100644 index 0000000..ea8fb2e --- /dev/null +++ b/drivers/spi/spi-octeon.c @@ -0,0 +1,362 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 2011, 2012 Cavium, Inc. + */ + +#include <linux/platform_device.h> +#include <linux/interrupt.h> +#include <linux/spi/spi.h> +#include <linux/module.h> +#include <linux/delay.h> +#include <linux/init.h> +#include <linux/io.h> +#include <linux/of.h> + +#include <asm/octeon/octeon.h> +#include <asm/octeon/cvmx-mpi-defs.h> + +#define OCTEON_SPI_CFG 0 +#define OCTEON_SPI_STS 0x08 +#define OCTEON_SPI_TX 0x10 +#define OCTEON_SPI_DAT0 0x80 + +#define OCTEON_SPI_MAX_BYTES 9 + +#define OCTEON_SPI_MAX_CLOCK_HZ 16000000 + +struct octeon_spi { + struct spi_master *my_master; + u64 register_base; + u64 last_cfg; + u64 cs_enax; +}; + +struct octeon_spi_setup { + u32 max_speed_hz; + u8 chip_select; + u8 mode; + u8 bits_per_word; +}; + +static void octeon_spi_wait_ready(struct octeon_spi *p) +{ + union cvmx_mpi_sts mpi_sts; + unsigned int loops = 0; + + do { + if (loops++) + __delay(500); + mpi_sts.u64 = cvmx_read_csr(p->register_base + OCTEON_SPI_STS); + } while (mpi_sts.s.busy); +} + +static int octeon_spi_do_transfer(struct octeon_spi *p, + struct spi_message *msg, + struct spi_transfer *xfer, + bool last_xfer) +{ + union cvmx_mpi_cfg mpi_cfg; + union cvmx_mpi_tx mpi_tx; + unsigned int clkdiv; + unsigned int speed_hz; + int mode; + bool cpha, cpol; + int bits_per_word; + const u8 *tx_buf; + u8 *rx_buf; + int len; + int i; + + struct octeon_spi_setup *msg_setup = spi_get_ctldata(msg->spi); + + speed_hz = msg_setup->max_speed_hz; + mode = msg_setup->mode; + cpha = mode & SPI_CPHA; + cpol = mode & SPI_CPOL; + bits_per_word = msg_setup->bits_per_word; + + if (xfer->speed_hz) + speed_hz = xfer->speed_hz; + if (xfer->bits_per_word) + bits_per_word = xfer->bits_per_word; + + if (speed_hz > OCTEON_SPI_MAX_CLOCK_HZ) + speed_hz = OCTEON_SPI_MAX_CLOCK_HZ; + + clkdiv = octeon_get_io_clock_rate() / (2 * speed_hz); + + mpi_cfg.u64 = 0; + + mpi_cfg.s.clkdiv = clkdiv; + mpi_cfg.s.cshi = (mode & SPI_CS_HIGH) ? 1 : 0; + mpi_cfg.s.lsbfirst = (mode & SPI_LSB_FIRST) ? 1 : 0; + mpi_cfg.s.wireor = (mode & SPI_3WIRE) ? 1 : 0; + mpi_cfg.s.idlelo = cpha != cpol; + mpi_cfg.s.cslate = cpha ? 1 : 0; + mpi_cfg.s.enable = 1; + + if (msg_setup->chip_select < 4) + p->cs_enax |= 1ull << (12 + msg_setup->chip_select); + mpi_cfg.u64 |= p->cs_enax; + + if (mpi_cfg.u64 != p->last_cfg) { + p->last_cfg = mpi_cfg.u64; + cvmx_write_csr(p->register_base + OCTEON_SPI_CFG, mpi_cfg.u64); + } + tx_buf = xfer->tx_buf; + rx_buf = xfer->rx_buf; + len = xfer->len; + while (len > OCTEON_SPI_MAX_BYTES) { + for (i = 0; i < OCTEON_SPI_MAX_BYTES; i++) { + u8 d; + if (tx_buf) + d = *tx_buf++; + else + d = 0; + cvmx_write_csr(p->register_base + OCTEON_SPI_DAT0 + (8 * i), d); + } + mpi_tx.u64 = 0; + mpi_tx.s.csid = msg_setup->chip_select; + mpi_tx.s.leavecs = 1; + mpi_tx.s.txnum = tx_buf ? OCTEON_SPI_MAX_BYTES : 0; + mpi_tx.s.totnum = OCTEON_SPI_MAX_BYTES; + cvmx_write_csr(p->register_base + OCTEON_SPI_TX, mpi_tx.u64); + + octeon_spi_wait_ready(p); + if (rx_buf) + for (i = 0; i < OCTEON_SPI_MAX_BYTES; i++) { + u64 v = cvmx_read_csr(p->register_base + OCTEON_SPI_DAT0 + (8 * i)); + *rx_buf++ = (u8)v; + } + len -= OCTEON_SPI_MAX_BYTES; + } + + for (i = 0; i < len; i++) { + u8 d; + if (tx_buf) + d = *tx_buf++; + else + d = 0; + cvmx_write_csr(p->register_base + OCTEON_SPI_DAT0 + (8 * i), d); + } + + mpi_tx.u64 = 0; + mpi_tx.s.csid = msg_setup->chip_select; + if (last_xfer) + mpi_tx.s.leavecs = xfer->cs_change; + else + mpi_tx.s.leavecs = !xfer->cs_change; + mpi_tx.s.txnum = tx_buf ? len : 0; + mpi_tx.s.totnum = len; + cvmx_write_csr(p->register_base + OCTEON_SPI_TX, mpi_tx.u64); + + octeon_spi_wait_ready(p); + if (rx_buf) + for (i = 0; i < len; i++) { + u64 v = cvmx_read_csr(p->register_base + OCTEON_SPI_DAT0 + (8 * i)); + *rx_buf++ = (u8)v; + } + + if (xfer->delay_usecs) + udelay(xfer->delay_usecs); + + return xfer->len; +} + +static int octeon_spi_validate_bpw(struct spi_device *spi, u32 speed) +{ + switch (speed) { + case 8: + break; + default: + dev_err(&spi->dev, "Error: %d bits per word not supported\n", + speed); + return -EINVAL; + } + return 0; +} + +static int octeon_spi_transfer_one_message(struct spi_master *master, + struct spi_message *msg) +{ + struct octeon_spi *p = spi_master_get_devdata(master); + unsigned int total_len = 0; + int status = 0; + struct spi_transfer *xfer; + + /* + * We better have set the configuration via a call to .setup + * before we get here. + */ + if (spi_get_ctldata(msg->spi) == NULL) { + status = -EINVAL; + goto err; + } + + list_for_each_entry(xfer, &msg->transfers, transfer_list) { + if (xfer->bits_per_word) { + status = octeon_spi_validate_bpw(msg->spi, + xfer->bits_per_word); + if (status) + goto err; + } + } + + list_for_each_entry(xfer, &msg->transfers, transfer_list) { + bool last_xfer = &xfer->transfer_list == msg->transfers.prev; + int r = octeon_spi_do_transfer(p, msg, xfer, last_xfer); + if (r < 0) { + status = r; + goto err; + } + total_len += r; + } +err: + msg->status = status; + msg->actual_length = total_len; + spi_finalize_current_message(master); + return status; +} + +static struct octeon_spi_setup *octeon_spi_new_setup(struct spi_device *spi) +{ + struct octeon_spi_setup *setup = kzalloc(sizeof(*setup), GFP_KERNEL); + if (!setup) + return NULL; + + setup->max_speed_hz = spi->max_speed_hz; + setup->chip_select = spi->chip_select; + setup->mode = spi->mode; + setup->bits_per_word = spi->bits_per_word; + return setup; +} + +static int octeon_spi_setup(struct spi_device *spi) +{ + int r; + struct octeon_spi_setup *new_setup; + struct octeon_spi_setup *old_setup = spi_get_ctldata(spi); + + r = octeon_spi_validate_bpw(spi, spi->bits_per_word); + if (r) + return r; + + new_setup = octeon_spi_new_setup(spi); + if (!new_setup) + return -ENOMEM; + + spi_set_ctldata(spi, new_setup); + kfree(old_setup); + + return 0; +} + +static void octeon_spi_cleanup(struct spi_device *spi) +{ + struct octeon_spi_setup *old_setup = spi_get_ctldata(spi); + spi_set_ctldata(spi, NULL); + kfree(old_setup); +} + +static int octeon_spi_nop_transfer_hardware(struct spi_master *master) +{ + return 0; +} + +static int __devinit octeon_spi_probe(struct platform_device *pdev) +{ + + struct resource *res_mem; + struct spi_master *master; + struct octeon_spi *p; + int err = -ENOENT; + + master = spi_alloc_master(&pdev->dev, sizeof(struct octeon_spi)); + if (!master) + return -ENOMEM; + p = spi_master_get_devdata(master); + platform_set_drvdata(pdev, p); + p->my_master = master; + + res_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); + + if (res_mem == NULL) { + dev_err(&pdev->dev, "found no memory resource\n"); + err = -ENXIO; + goto fail; + } + if (!devm_request_mem_region(&pdev->dev, res_mem->start, + resource_size(res_mem), res_mem->name)) { + dev_err(&pdev->dev, "request_mem_region failed\n"); + goto fail; + } + p->register_base = (u64)devm_ioremap(&pdev->dev, res_mem->start, + resource_size(res_mem)); + + /* Dynamic bus numbering */ + master->bus_num = -1; + master->num_chipselect = 4; + master->mode_bits = SPI_CPHA | + SPI_CPOL | + SPI_CS_HIGH | + SPI_LSB_FIRST | + SPI_3WIRE; + + master->setup = octeon_spi_setup; + master->cleanup = octeon_spi_cleanup; + master->prepare_transfer_hardware = octeon_spi_nop_transfer_hardware; + master->transfer_one_message = octeon_spi_transfer_one_message; + master->unprepare_transfer_hardware = octeon_spi_nop_transfer_hardware; + + master->dev.of_node = pdev->dev.of_node; + err = spi_register_master(master); + if (err) { + dev_err(&pdev->dev, "register master failed: %d\n", err); + goto fail; + } + + dev_info(&pdev->dev, "OCTEON SPI bus driver\n"); + + return 0; +fail: + spi_master_put(master); + return err; +} + +static int __devexit octeon_spi_remove(struct platform_device *pdev) +{ + struct octeon_spi *p = platform_get_drvdata(pdev); + u64 register_base = p->register_base; + + spi_unregister_master(p->my_master); + + /* Clear the CSENA* and put everything in a known state. */ + cvmx_write_csr(register_base + OCTEON_SPI_CFG, 0); + + return 0; +} + +static struct of_device_id octeon_spi_match[] = { + { .compatible = "cavium,octeon-3010-spi", }, + {}, +}; +MODULE_DEVICE_TABLE(of, octeon_spi_match); + +static struct platform_driver octeon_spi_driver = { + .driver = { + .name = "spi-octeon", + .owner = THIS_MODULE, + .of_match_table = octeon_spi_match, + }, + .probe = octeon_spi_probe, + .remove = __devexit_p(octeon_spi_remove), +}; + +module_platform_driver(octeon_spi_driver); + +MODULE_DESCRIPTION("Cavium, Inc. OCTEON SPI bus driver"); +MODULE_AUTHOR("David Daney"); +MODULE_LICENSE("GPL"); |
