Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/scottwood/linux into next
Freescale updates from Scott:
"Highlights include 8xx breakpoints and perf, t1042rdb display support,
and board updates."
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 260dd6a..5e7aaa9 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -115,7 +115,7 @@
select HAVE_PERF_REGS
select HAVE_PERF_USER_STACK_DUMP
select HAVE_REGS_AND_STACK_ACCESS_API
- select HAVE_HW_BREAKPOINT if PERF_EVENTS && PPC_BOOK3S_64
+ select HAVE_HW_BREAKPOINT if PERF_EVENTS && (PPC_BOOK3S || PPC_8xx)
select ARCH_WANT_IPC_PARSE_VERSION
select SPARSE_IRQ
select IRQ_DOMAIN
diff --git a/arch/powerpc/boot/dts/fsl/kmcent2.dts b/arch/powerpc/boot/dts/fsl/kmcent2.dts
new file mode 100644
index 0000000..47afa43
--- /dev/null
+++ b/arch/powerpc/boot/dts/fsl/kmcent2.dts
@@ -0,0 +1,303 @@
+/*
+ * Keymile kmcent2 Device Tree Source, based on T1040RDB DTS
+ *
+ * (C) Copyright 2016
+ * Valentin Longchamp, Keymile AG, valentin.longchamp@keymile.com
+ *
+ * Copyright 2014 - 2015 Freescale Semiconductor Inc.
+ *
+ * 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.
+ */
+
+/include/ "t104xsi-pre.dtsi"
+
+/ {
+ model = "keymile,kmcent2";
+ compatible = "keymile,kmcent2";
+
+ aliases {
+ front_phy = &front_phy;
+ };
+
+ reserved-memory {
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ bman_fbpr: bman-fbpr {
+ size = <0 0x1000000>;
+ alignment = <0 0x1000000>;
+ };
+ qman_fqd: qman-fqd {
+ size = <0 0x400000>;
+ alignment = <0 0x400000>;
+ };
+ qman_pfdr: qman-pfdr {
+ size = <0 0x2000000>;
+ alignment = <0 0x2000000>;
+ };
+ };
+
+ ifc: localbus@ffe124000 {
+ reg = <0xf 0xfe124000 0 0x2000>;
+ ranges = <0 0 0xf 0xe8000000 0x04000000
+ 1 0 0xf 0xfa000000 0x00010000
+ 2 0 0xf 0xfb000000 0x00010000
+ 4 0 0xf 0xc0000000 0x08000000
+ 6 0 0xf 0xd0000000 0x08000000
+ 7 0 0xf 0xd8000000 0x08000000>;
+
+ nor@0,0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "cfi-flash";
+ reg = <0x0 0x0 0x04000000>;
+ bank-width = <2>;
+ device-width = <2>;
+ };
+
+ nand@1,0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "fsl,ifc-nand";
+ reg = <0x1 0x0 0x10000>;
+ };
+
+ board-control@2,0 {
+ compatible = "keymile,qriox";
+ reg = <0x2 0x0 0x80>;
+ };
+
+ chassis-mgmt@6,0 {
+ compatible = "keymile,bfticu";
+ reg = <6 0 0x100>;
+ interrupt-controller;
+ interrupt-parent = <&mpic>;
+ interrupts = <11 1 0 0>;
+ #interrupt-cells = <1>;
+ };
+
+ };
+
+ memory {
+ device_type = "memory";
+ };
+
+ dcsr: dcsr@f00000000 {
+ ranges = <0x00000000 0xf 0x00000000 0x01072000>;
+ };
+
+ bportals: bman-portals@ff4000000 {
+ ranges = <0x0 0xf 0xf4000000 0x2000000>;
+ };
+
+ qportals: qman-portals@ff6000000 {
+ ranges = <0x0 0xf 0xf6000000 0x2000000>;
+ };
+
+ soc: soc@ffe000000 {
+ ranges = <0x00000000 0xf 0xfe000000 0x1000000>;
+ reg = <0xf 0xfe000000 0 0x00001000>;
+
+ spi@110000 {
+ network-clock@1 {
+ compatible = "zarlink,zl30364";
+ reg = <1>;
+ spi-max-frequency = <1000000>;
+ };
+ };
+
+ sdhc@114000 {
+ status = "disabled";
+ };
+
+ i2c@118000 {
+ clock-frequency = <100000>;
+
+ mux@70 {
+ compatible = "nxp,pca9547";
+ reg = <0x70>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ i2c-mux-idle-disconnect;
+
+ i2c@0 {
+ reg = <0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ eeprom@54 {
+ compatible = "24c02";
+ reg = <0x54>;
+ pagesize = <2>;
+ read-only;
+ label = "ddr3-spd";
+ };
+ };
+
+ i2c@7 {
+ reg = <7>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ temp-sensor@48 {
+ compatible = "national,lm75";
+ reg = <0x48>;
+ label = "SENSOR_0";
+ };
+ temp-sensor@4a {
+ compatible = "national,lm75";
+ reg = <0x4a>;
+ label = "SENSOR_2";
+ };
+ temp-sensor@4b {
+ compatible = "national,lm75";
+ reg = <0x4b>;
+ label = "SENSOR_3";
+ };
+ };
+ };
+ };
+
+ i2c@118100 {
+ clock-frequency = <100000>;
+
+ eeprom@50 {
+ compatible = "atmel,24c08";
+ reg = <0x50>;
+ pagesize = <16>;
+ };
+
+ eeprom@54 {
+ compatible = "atmel,24c08";
+ reg = <0x54>;
+ pagesize = <16>;
+ };
+ };
+
+ i2c@119000 {
+ status = "disabled";
+ };
+
+ i2c@119100 {
+ status = "disabled";
+ };
+
+ serial2: serial@11d500 {
+ status = "disabled";
+ };
+
+ serial3: serial@11d600 {
+ status = "disabled";
+ };
+
+ usb0: usb@210000 {
+ status = "disabled";
+ };
+ usb1: usb@211000 {
+ status = "disabled";
+ };
+
+ display@180000 {
+ status = "disabled";
+ };
+
+ sata@220000 {
+ status = "disabled";
+ };
+ sata@221000 {
+ status = "disabled";
+ };
+
+ fman@400000 {
+ ethernet@e0000 {
+ fixed-link = <0 1 1000 0 0>;
+ phy-connection-type = "sgmii";
+ };
+
+ ethernet@e2000 {
+ fixed-link = <1 1 1000 0 0>;
+ phy-connection-type = "sgmii";
+ };
+
+ ethernet@e4000 {
+ status = "disabled";
+ };
+
+ ethernet@e6000 {
+ status = "disabled";
+ };
+
+ ethernet@e8000 {
+ phy-handle = <&front_phy>;
+ phy-connection-type = "rgmii";
+ };
+
+ mdio0: mdio@fc000 {
+ front_phy: ethernet-phy@11 {
+ reg = <0x11>;
+ };
+ };
+ };
+ };
+
+
+ pci0: pcie@ffe240000 {
+ reg = <0xf 0xfe240000 0 0x10000>;
+ ranges = <0x02000000 0 0xe0000000 0xc 0x00000000 0x0 0x20000000
+ 0x01000000 0 0x00000000 0xf 0xf8000000 0x0 0x00010000>;
+ pcie@0 {
+ ranges = <0x02000000 0 0xe0000000
+ 0x02000000 0 0xe0000000
+ 0 0x20000000
+
+ 0x01000000 0 0x00000000
+ 0x01000000 0 0x00000000
+ 0 0x00010000>;
+ };
+ };
+
+ pci1: pcie@ffe250000 {
+ status = "disabled";
+ };
+
+ pci2: pcie@ffe260000 {
+ status = "disabled";
+ };
+
+ pci3: pcie@ffe270000 {
+ status = "disabled";
+ };
+
+ qe: qe@ffe140000 {
+ ranges = <0x0 0xf 0xfe140000 0x40000>;
+ reg = <0xf 0xfe140000 0 0x480>;
+ brg-frequency = <0>;
+ bus-frequency = <0>;
+
+ si1: si@700 {
+ compatible = "fsl,t1040-qe-si";
+ reg = <0x700 0x80>;
+ };
+
+ siram1: siram@1000 {
+ compatible = "fsl,t1040-qe-siram";
+ reg = <0x1000 0x800>;
+ };
+
+ ucc_hdlc: ucc@2000 {
+ device_type = "hdlc";
+ compatible = "fsl,ucc-hdlc";
+ rx-clock-name = "clk9";
+ tx-clock-name = "clk9";
+ fsl,tx-timeslot-mask = <0xfffffffe>;
+ fsl,rx-timeslot-mask = <0xfffffffe>;
+ fsl,siram-entry-id = <0>;
+ };
+ };
+};
+
+#include "t1040si-post.dtsi"
diff --git a/arch/powerpc/boot/dts/fsl/kmcoge4.dts b/arch/powerpc/boot/dts/fsl/kmcoge4.dts
index ae70a24..e103c0f 100644
--- a/arch/powerpc/boot/dts/fsl/kmcoge4.dts
+++ b/arch/powerpc/boot/dts/fsl/kmcoge4.dts
@@ -83,6 +83,10 @@
};
};
+ sdhc@114000 {
+ status = "disabled";
+ };
+
i2c@119000 {
status = "disabled";
};
diff --git a/arch/powerpc/configs/85xx/kmp204x_defconfig b/arch/powerpc/configs/85xx/kmp204x_defconfig
deleted file mode 100644
index aaaaa60..0000000
--- a/arch/powerpc/configs/85xx/kmp204x_defconfig
+++ /dev/null
@@ -1,220 +0,0 @@
-CONFIG_PPC_85xx=y
-CONFIG_SMP=y
-CONFIG_NR_CPUS=8
-CONFIG_SYSVIPC=y
-CONFIG_POSIX_MQUEUE=y
-CONFIG_AUDIT=y
-CONFIG_NO_HZ=y
-CONFIG_HIGH_RES_TIMERS=y
-CONFIG_BSD_PROCESS_ACCT=y
-CONFIG_IKCONFIG=y
-CONFIG_IKCONFIG_PROC=y
-CONFIG_LOG_BUF_SHIFT=14
-CONFIG_CGROUPS=y
-CONFIG_CGROUP_SCHED=y
-CONFIG_RELAY=y
-CONFIG_BLK_DEV_INITRD=y
-CONFIG_KALLSYMS_ALL=y
-CONFIG_EMBEDDED=y
-CONFIG_PERF_EVENTS=y
-CONFIG_SLAB=y
-CONFIG_MODULES=y
-CONFIG_MODULE_UNLOAD=y
-CONFIG_MODULE_FORCE_UNLOAD=y
-CONFIG_MODVERSIONS=y
-# CONFIG_BLK_DEV_BSG is not set
-CONFIG_PARTITION_ADVANCED=y
-CONFIG_MAC_PARTITION=y
-CONFIG_CORENET_GENERIC=y
-CONFIG_MPIC_MSGR=y
-CONFIG_HIGHMEM=y
-# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
-CONFIG_BINFMT_MISC=m
-CONFIG_KEXEC=y
-CONFIG_FORCE_MAX_ZONEORDER=13
-CONFIG_PCI=y
-CONFIG_PCIEPORTBUS=y
-# CONFIG_PCIEASPM is not set
-CONFIG_PCI_MSI=y
-CONFIG_ADVANCED_OPTIONS=y
-CONFIG_LOWMEM_SIZE_BOOL=y
-CONFIG_LOWMEM_SIZE=0x20000000
-CONFIG_NET=y
-CONFIG_PACKET=y
-CONFIG_UNIX=y
-CONFIG_XFRM_USER=y
-CONFIG_XFRM_SUB_POLICY=y
-CONFIG_XFRM_STATISTICS=y
-CONFIG_NET_KEY=y
-CONFIG_NET_KEY_MIGRATE=y
-CONFIG_INET=y
-CONFIG_IP_MULTICAST=y
-CONFIG_IP_ADVANCED_ROUTER=y
-CONFIG_IP_MULTIPLE_TABLES=y
-CONFIG_IP_ROUTE_MULTIPATH=y
-CONFIG_IP_ROUTE_VERBOSE=y
-CONFIG_IP_PNP=y
-CONFIG_IP_PNP_DHCP=y
-CONFIG_IP_PNP_BOOTP=y
-CONFIG_IP_PNP_RARP=y
-CONFIG_NET_IPIP=y
-CONFIG_IP_MROUTE=y
-CONFIG_IP_PIMSM_V1=y
-CONFIG_IP_PIMSM_V2=y
-CONFIG_INET_AH=y
-CONFIG_INET_ESP=y
-CONFIG_INET_IPCOMP=y
-CONFIG_IPV6=y
-CONFIG_IP_SCTP=m
-CONFIG_TIPC=y
-CONFIG_NET_SCHED=y
-CONFIG_NET_SCH_CBQ=y
-CONFIG_NET_SCH_HTB=y
-CONFIG_NET_SCH_HFSC=y
-CONFIG_NET_SCH_PRIO=y
-CONFIG_NET_SCH_MULTIQ=y
-CONFIG_NET_SCH_RED=y
-CONFIG_NET_SCH_SFQ=y
-CONFIG_NET_SCH_TEQL=y
-CONFIG_NET_SCH_TBF=y
-CONFIG_NET_SCH_GRED=y
-CONFIG_NET_CLS_BASIC=y
-CONFIG_NET_CLS_TCINDEX=y
-CONFIG_NET_CLS_U32=y
-CONFIG_CLS_U32_PERF=y
-CONFIG_CLS_U32_MARK=y
-CONFIG_NET_CLS_FLOW=y
-CONFIG_NET_CLS_CGROUP=y
-CONFIG_UEVENT_HELPER_PATH="/sbin/mdev"
-CONFIG_DEVTMPFS=y
-CONFIG_MTD=y
-CONFIG_MTD_CMDLINE_PARTS=y
-CONFIG_MTD_BLOCK=y
-CONFIG_MTD_CFI=y
-CONFIG_MTD_CFI_AMDSTD=y
-CONFIG_MTD_PHYSMAP_OF=y
-CONFIG_MTD_PHRAM=y
-CONFIG_MTD_NAND=y
-CONFIG_MTD_NAND_ECC_BCH=y
-CONFIG_MTD_NAND_FSL_ELBC=y
-CONFIG_MTD_UBI=y
-CONFIG_MTD_UBI_GLUEBI=y
-CONFIG_BLK_DEV_LOOP=y
-CONFIG_BLK_DEV_RAM=y
-CONFIG_BLK_DEV_RAM_COUNT=2
-CONFIG_BLK_DEV_RAM_SIZE=2048
-CONFIG_EEPROM_AT24=y
-CONFIG_SCSI=y
-CONFIG_BLK_DEV_SD=y
-CONFIG_CHR_DEV_ST=y
-CONFIG_BLK_DEV_SR=y
-CONFIG_CHR_DEV_SG=y
-CONFIG_SCSI_LOGGING=y
-CONFIG_SCSI_SYM53C8XX_2=y
-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_CISCO 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_FSL_PQ_MDIO=y
-CONFIG_FSL_XGMAC_MDIO=y
-# CONFIG_NET_VENDOR_HP is not set
-# CONFIG_NET_VENDOR_INTEL is not set
-# CONFIG_NET_VENDOR_MARVELL is not set
-# CONFIG_NET_VENDOR_MELLANOX is not set
-# CONFIG_NET_VENDOR_MICREL is not set
-# CONFIG_NET_VENDOR_MICROCHIP 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_VIA is not set
-# CONFIG_NET_VENDOR_WIZNET is not set
-# CONFIG_NET_VENDOR_XILINX is not set
-CONFIG_MARVELL_PHY=y
-CONFIG_VITESSE_PHY=y
-CONFIG_FIXED_PHY=y
-# CONFIG_WLAN is not set
-# CONFIG_INPUT_MOUSEDEV is not set
-# CONFIG_INPUT_KEYBOARD is not set
-# CONFIG_INPUT_MOUSE is not set
-CONFIG_SERIO_LIBPS2=y
-# CONFIG_LEGACY_PTYS is not set
-CONFIG_PPC_EPAPR_HV_BYTECHAN=y
-CONFIG_SERIAL_8250=y
-CONFIG_SERIAL_8250_CONSOLE=y
-CONFIG_SERIAL_8250_MANY_PORTS=y
-CONFIG_SERIAL_8250_DETECT_IRQ=y
-CONFIG_SERIAL_8250_RSA=y
-CONFIG_NVRAM=y
-CONFIG_I2C=y
-CONFIG_I2C_CHARDEV=y
-CONFIG_I2C_MUX=y
-CONFIG_I2C_MUX_PCA954x=y
-CONFIG_I2C_MPC=y
-CONFIG_SPI=y
-CONFIG_SPI_FSL_SPI=y
-CONFIG_SPI_FSL_ESPI=y
-CONFIG_SPI_SPIDEV=m
-CONFIG_PTP_1588_CLOCK=y
-# CONFIG_HWMON is not set
-# CONFIG_USB_SUPPORT is not set
-CONFIG_EDAC=y
-CONFIG_EDAC_MM_EDAC=y
-CONFIG_EDAC_MPC85XX=y
-CONFIG_RTC_CLASS=y
-CONFIG_RTC_DRV_DS3232=y
-CONFIG_RTC_DRV_CMOS=y
-CONFIG_UIO=y
-CONFIG_STAGING=y
-CONFIG_CLK_QORIQ=y
-CONFIG_EXT2_FS=y
-CONFIG_NTFS_FS=y
-CONFIG_PROC_KCORE=y
-CONFIG_TMPFS=y
-CONFIG_JFFS2_FS=y
-CONFIG_UBIFS_FS=y
-CONFIG_CRAMFS=y
-CONFIG_SQUASHFS=y
-CONFIG_SQUASHFS_XZ=y
-CONFIG_NFS_FS=y
-CONFIG_NFS_V4=y
-CONFIG_ROOT_NFS=y
-CONFIG_NLS_ISO8859_1=y
-CONFIG_NLS_UTF8=m
-CONFIG_CRC_ITU_T=m
-CONFIG_DEBUG_INFO=y
-CONFIG_MAGIC_SYSRQ=y
-CONFIG_DEBUG_SHIRQ=y
-CONFIG_DETECT_HUNG_TASK=y
-CONFIG_SCHEDSTATS=y
-CONFIG_RCU_TRACE=y
-CONFIG_UPROBE_EVENT=y
-CONFIG_CRYPTO_NULL=y
-CONFIG_CRYPTO_PCBC=m
-CONFIG_CRYPTO_MD4=y
-CONFIG_CRYPTO_SHA256=y
-CONFIG_CRYPTO_SHA512=y
-# CONFIG_CRYPTO_ANSI_CPRNG is not set
-CONFIG_CRYPTO_DEV_FSL_CAAM=y
diff --git a/arch/powerpc/include/asm/ppc_asm.h b/arch/powerpc/include/asm/ppc_asm.h
index 025833b..359c443 100644
--- a/arch/powerpc/include/asm/ppc_asm.h
+++ b/arch/powerpc/include/asm/ppc_asm.h
@@ -505,7 +505,6 @@ END_FTR_SECTION_IFCLR(CPU_FTR_601)
#define MTMSRD(r) mtmsrd r
#define MTMSR_EERI(reg) mtmsrd reg,1
#else
-#define FIX_SRR1(ra, rb)
#ifndef CONFIG_40x
#define RFI rfi
#else
diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h
index 21e0b52..e0fecbc 100644
--- a/arch/powerpc/include/asm/processor.h
+++ b/arch/powerpc/include/asm/processor.h
@@ -225,6 +225,7 @@ struct thread_struct {
#ifdef CONFIG_PPC64
unsigned long start_tb; /* Start purr when proc switched in */
unsigned long accum_tb; /* Total accumulated purr for process */
+#endif
#ifdef CONFIG_HAVE_HW_BREAKPOINT
struct perf_event *ptrace_bps[HBP_NUM];
/*
@@ -233,7 +234,6 @@ struct thread_struct {
*/
struct perf_event *last_hit_ubp;
#endif /* CONFIG_HAVE_HW_BREAKPOINT */
-#endif
struct arch_hw_breakpoint hw_brk; /* info on the hardware breakpoint */
unsigned long trap_nr; /* last trap # on this thread */
u8 load_fp;
diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h
index 0d88279..9c46894 100644
--- a/arch/powerpc/include/asm/reg.h
+++ b/arch/powerpc/include/asm/reg.h
@@ -552,7 +552,9 @@
#define SPRN_IBAT7U 0x236 /* Instruction BAT 7 Upper Register */
#define SPRN_ICMP 0x3D5 /* Instruction TLB Compare Register */
#define SPRN_ICTC 0x3FB /* Instruction Cache Throttling Control Reg */
+#ifndef SPRN_ICTRL
#define SPRN_ICTRL 0x3F3 /* 1011 7450 icache and interrupt ctrl */
+#endif
#define ICTRL_EICE 0x08000000 /* enable icache parity errs */
#define ICTRL_EDC 0x04000000 /* enable dcache parity errs */
#define ICTRL_EICP 0x00000100 /* enable icache par. check */
diff --git a/arch/powerpc/include/asm/reg_8xx.h b/arch/powerpc/include/asm/reg_8xx.h
index 1f16361..ae16fef 100644
--- a/arch/powerpc/include/asm/reg_8xx.h
+++ b/arch/powerpc/include/asm/reg_8xx.h
@@ -28,6 +28,17 @@
/* Special MSR manipulation registers */
#define SPRN_EIE 80 /* External interrupt enable (EE=1, RI=1) */
#define SPRN_EID 81 /* External interrupt disable (EE=0, RI=1) */
+#define SPRN_NRI 82 /* Non recoverable interrupt (EE=0, RI=0) */
+
+/* Debug registers */
+#define SPRN_CMPA 144
+#define SPRN_COUNTA 150
+#define SPRN_CMPE 152
+#define SPRN_CMPF 153
+#define SPRN_LCTRL1 156
+#define SPRN_LCTRL2 157
+#define SPRN_ICTRL 158
+#define SPRN_BAR 159
/* Commands. Only the first few are available to the instruction cache.
*/
diff --git a/arch/powerpc/kernel/entry_32.S b/arch/powerpc/kernel/entry_32.S
index 5742dbd..f3e4fc1 100644
--- a/arch/powerpc/kernel/entry_32.S
+++ b/arch/powerpc/kernel/entry_32.S
@@ -205,6 +205,9 @@
mflr r9
lwz r11,0(r9) /* virtual address of handler */
lwz r9,4(r9) /* where to go when done */
+#ifdef CONFIG_PPC_8xx_PERF_EVENT
+ mtspr SPRN_NRI, r0
+#endif
#ifdef CONFIG_TRACE_IRQFLAGS
lis r12,reenable_mmu@h
ori r12,r12,reenable_mmu@l
@@ -292,7 +295,9 @@
lis r9,StackOverflow@ha
addi r9,r9,StackOverflow@l
LOAD_MSR_KERNEL(r10,MSR_KERNEL)
- FIX_SRR1(r10,r12)
+#ifdef CONFIG_PPC_8xx_PERF_EVENT
+ mtspr SPRN_NRI, r0
+#endif
mtspr SPRN_SRR0,r9
mtspr SPRN_SRR1,r10
SYNC
@@ -417,9 +422,11 @@
mtlr r4
mtcr r5
lwz r7,_NIP(r1)
- FIX_SRR1(r8, r0)
lwz r2,GPR2(r1)
lwz r1,GPR1(r1)
+#ifdef CONFIG_PPC_8xx_PERF_EVENT
+ mtspr SPRN_NRI, r0
+#endif
mtspr SPRN_SRR0,r7
mtspr SPRN_SRR1,r8
SYNC
@@ -703,6 +710,9 @@
lwz r10,_LINK(r11)
mtlr r10
REST_GPR(10, r11)
+#ifdef CONFIG_PPC_8xx_PERF_EVENT
+ mtspr SPRN_NRI, r0
+#endif
mtspr SPRN_SRR1,r9
mtspr SPRN_SRR0,r12
REST_GPR(9, r11)
@@ -951,7 +961,9 @@
.globl exc_exit_restart
exc_exit_restart:
lwz r12,_NIP(r1)
- FIX_SRR1(r9,r10)
+#ifdef CONFIG_PPC_8xx_PERF_EVENT
+ mtspr SPRN_NRI, r0
+#endif
mtspr SPRN_SRR0,r12
mtspr SPRN_SRR1,r9
REST_4GPRS(9, r1)
@@ -1294,7 +1306,6 @@
1: tophys(r9,r1)
lwz r8,INT_FRAME_SIZE+4(r9) /* get return address */
lwz r9,8(r9) /* original msr value */
- FIX_SRR1(r9,r0)
addi r1,r1,INT_FRAME_SIZE
li r0,0
mtspr SPRN_SPRG_RTAS,r0
diff --git a/arch/powerpc/kernel/head_32.S b/arch/powerpc/kernel/head_32.S
index 9d96354..1607be7 100644
--- a/arch/powerpc/kernel/head_32.S
+++ b/arch/powerpc/kernel/head_32.S
@@ -869,7 +869,6 @@
/* enable MMU and jump to start_secondary */
li r4,MSR_KERNEL
- FIX_SRR1(r4,r5)
lis r3,start_secondary@h
ori r3,r3,start_secondary@l
mtspr SPRN_SRR0,r3
@@ -977,7 +976,6 @@
ori r4,r4,2f@l
tophys(r4,r4)
li r3,MSR_KERNEL & ~(MSR_IR|MSR_DR)
- FIX_SRR1(r3,r5)
mtspr SPRN_SRR0,r4
mtspr SPRN_SRR1,r3
SYNC
@@ -1001,7 +999,6 @@
/* Now turn on the MMU for real! */
li r4,MSR_KERNEL
- FIX_SRR1(r4,r5)
lis r3,start_kernel@h
ori r3,r3,start_kernel@l
mtspr SPRN_SRR0,r3
diff --git a/arch/powerpc/kernel/head_8xx.S b/arch/powerpc/kernel/head_8xx.S
index 1a9c99d..c032fe8c 100644
--- a/arch/powerpc/kernel/head_8xx.S
+++ b/arch/powerpc/kernel/head_8xx.S
@@ -329,6 +329,12 @@
mtspr SPRN_SPRG_SCRATCH2, r3
#endif
EXCEPTION_PROLOG_0
+#ifdef CONFIG_PPC_8xx_PERF_EVENT
+ lis r10, (itlb_miss_counter - PAGE_OFFSET)@ha
+ lwz r11, (itlb_miss_counter - PAGE_OFFSET)@l(r10)
+ addi r11, r11, 1
+ stw r11, (itlb_miss_counter - PAGE_OFFSET)@l(r10)
+#endif
/* If we are faulting a kernel address, we have to use the
* kernel page tables.
@@ -429,6 +435,12 @@
DataStoreTLBMiss:
mtspr SPRN_SPRG_SCRATCH2, r3
EXCEPTION_PROLOG_0
+#ifdef CONFIG_PPC_8xx_PERF_EVENT
+ lis r10, (dtlb_miss_counter - PAGE_OFFSET)@ha
+ lwz r11, (dtlb_miss_counter - PAGE_OFFSET)@l(r10)
+ addi r11, r11, 1
+ stw r11, (dtlb_miss_counter - PAGE_OFFSET)@l(r10)
+#endif
mfcr r3
/* If we are faulting a kernel address, we have to use the
@@ -561,6 +573,7 @@
andis. r10,r5,0x4000
beq+ 1f
tlbie r4
+itlbie:
/* 0x400 is InstructionAccess exception, needed by bad_page_fault() */
1: EXC_XFER_LITE(0x400, handle_page_fault)
@@ -585,6 +598,7 @@
andis. r10,r5,0x4000
beq+ 1f
tlbie r4
+dtlbie:
1: li r10,RPN_PATTERN
mtspr SPRN_DAR,r10 /* Tag DAR, to be used in DTLB Error */
/* 0x300 is DataAccess exception, needed by bad_page_fault() */
@@ -602,8 +616,43 @@
* support of breakpoints and such. Someday I will get around to
* using them.
*/
- EXCEPTION(0x1c00, Trap_1c, unknown_exception, EXC_XFER_EE)
+ . = 0x1c00
+DataBreakpoint:
+ EXCEPTION_PROLOG_0
+ mfcr r10
+ mfspr r11, SPRN_SRR0
+ cmplwi cr0, r11, (dtlbie - PAGE_OFFSET)@l
+ cmplwi cr7, r11, (itlbie - PAGE_OFFSET)@l
+ beq- cr0, 11f
+ beq- cr7, 11f
+ EXCEPTION_PROLOG_1
+ EXCEPTION_PROLOG_2
+ addi r3,r1,STACK_FRAME_OVERHEAD
+ mfspr r4,SPRN_BAR
+ stw r4,_DAR(r11)
+ mfspr r5,SPRN_DSISR
+ EXC_XFER_EE(0x1c00, do_break)
+11:
+ mtcr r10
+ EXCEPTION_EPILOG_0
+ rfi
+
+#ifdef CONFIG_PPC_8xx_PERF_EVENT
+ . = 0x1d00
+InstructionBreakpoint:
+ EXCEPTION_PROLOG_0
+ lis r10, (instruction_counter - PAGE_OFFSET)@ha
+ lwz r11, (instruction_counter - PAGE_OFFSET)@l(r10)
+ addi r11, r11, -1
+ stw r11, (instruction_counter - PAGE_OFFSET)@l(r10)
+ lis r10, 0xffff
+ ori r10, r10, 0x01
+ mtspr SPRN_COUNTA, r10
+ EXCEPTION_EPILOG_0
+ rfi
+#else
EXCEPTION(0x1d00, Trap_1d, unknown_exception, EXC_XFER_EE)
+#endif
EXCEPTION(0x1e00, Trap_1e, unknown_exception, EXC_XFER_EE)
EXCEPTION(0x1f00, Trap_1f, unknown_exception, EXC_XFER_EE)
@@ -977,6 +1026,14 @@
lis r8, IDC_ENABLE@h
mtspr SPRN_DC_CST, r8
#endif
+ /* Disable debug mode entry on breakpoints */
+ mfspr r8, SPRN_DER
+#ifdef CONFIG_PPC_8xx_PERF_EVENT
+ rlwinm r8, r8, 0, ~0xc
+#else
+ rlwinm r8, r8, 0, ~0x8
+#endif
+ mtspr SPRN_DER, r8
blr
@@ -1010,3 +1067,16 @@
.space 16
#endif
+#ifdef CONFIG_PPC_8xx_PERF_EVENT
+ .globl itlb_miss_counter
+itlb_miss_counter:
+ .space 4
+
+ .globl dtlb_miss_counter
+dtlb_miss_counter:
+ .space 4
+
+ .globl instruction_counter
+instruction_counter:
+ .space 4
+#endif
diff --git a/arch/powerpc/kernel/hw_breakpoint.c b/arch/powerpc/kernel/hw_breakpoint.c
index 53cc927..53b9c1d 100644
--- a/arch/powerpc/kernel/hw_breakpoint.c
+++ b/arch/powerpc/kernel/hw_breakpoint.c
@@ -211,9 +211,11 @@ int hw_breakpoint_handler(struct die_args *args)
int rc = NOTIFY_STOP;
struct perf_event *bp;
struct pt_regs *regs = args->regs;
+#ifndef CONFIG_PPC_8xx
int stepped = 1;
- struct arch_hw_breakpoint *info;
unsigned int instr;
+#endif
+ struct arch_hw_breakpoint *info;
unsigned long dar = regs->dar;
/* Disable breakpoints during exception handling */
@@ -257,6 +259,7 @@ int hw_breakpoint_handler(struct die_args *args)
(dar - bp->attr.bp_addr < bp->attr.bp_len)))
info->type |= HW_BRK_TYPE_EXTRANEOUS_IRQ;
+#ifndef CONFIG_PPC_8xx
/* Do not emulate user-space instructions, instead single-step them */
if (user_mode(regs)) {
current->thread.last_hit_ubp = bp;
@@ -280,6 +283,7 @@ int hw_breakpoint_handler(struct die_args *args)
perf_event_disable_inatomic(bp);
goto out;
}
+#endif
/*
* As a policy, the callback is invoked in a 'trigger-after-execute'
* fashion
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index 04885ce..2dcb65f 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -736,6 +736,28 @@ static inline int __set_dabr(unsigned long dabr, unsigned long dabrx)
mtspr(SPRN_DABRX, dabrx);
return 0;
}
+#elif defined(CONFIG_PPC_8xx)
+static inline int __set_dabr(unsigned long dabr, unsigned long dabrx)
+{
+ unsigned long addr = dabr & ~HW_BRK_TYPE_DABR;
+ unsigned long lctrl1 = 0x90000000; /* compare type: equal on E & F */
+ unsigned long lctrl2 = 0x8e000002; /* watchpoint 1 on cmp E | F */
+
+ if ((dabr & HW_BRK_TYPE_RDWR) == HW_BRK_TYPE_READ)
+ lctrl1 |= 0xa0000;
+ else if ((dabr & HW_BRK_TYPE_RDWR) == HW_BRK_TYPE_WRITE)
+ lctrl1 |= 0xf0000;
+ else if ((dabr & HW_BRK_TYPE_RDWR) == 0)
+ lctrl2 = 0;
+
+ mtspr(SPRN_LCTRL2, 0);
+ mtspr(SPRN_CMPE, addr);
+ mtspr(SPRN_CMPF, addr + 4);
+ mtspr(SPRN_LCTRL1, lctrl1);
+ mtspr(SPRN_LCTRL2, lctrl2);
+
+ return 0;
+}
#else
static inline int __set_dabr(unsigned long dabr, unsigned long dabrx)
{
diff --git a/arch/powerpc/perf/8xx-pmu.c b/arch/powerpc/perf/8xx-pmu.c
new file mode 100644
index 0000000..3c39f05
--- /dev/null
+++ b/arch/powerpc/perf/8xx-pmu.c
@@ -0,0 +1,173 @@
+/*
+ * Performance event support - PPC 8xx
+ *
+ * Copyright 2016 Christophe Leroy, CS Systemes d'Information
+ *
+ * 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.
+ */
+
+#include <linux/kernel.h>
+#include <linux/sched.h>
+#include <linux/perf_event.h>
+#include <linux/percpu.h>
+#include <linux/hardirq.h>
+#include <asm/pmc.h>
+#include <asm/machdep.h>
+#include <asm/firmware.h>
+#include <asm/ptrace.h>
+
+#define PERF_8xx_ID_CPU_CYCLES 1
+#define PERF_8xx_ID_HW_INSTRUCTIONS 2
+#define PERF_8xx_ID_ITLB_LOAD_MISS 3
+#define PERF_8xx_ID_DTLB_LOAD_MISS 4
+
+#define C(x) PERF_COUNT_HW_CACHE_##x
+#define DTLB_LOAD_MISS (C(DTLB) | (C(OP_READ) << 8) | (C(RESULT_MISS) << 16))
+#define ITLB_LOAD_MISS (C(ITLB) | (C(OP_READ) << 8) | (C(RESULT_MISS) << 16))
+
+extern unsigned long itlb_miss_counter, dtlb_miss_counter;
+extern atomic_t instruction_counter;
+
+static atomic_t insn_ctr_ref;
+
+static s64 get_insn_ctr(void)
+{
+ int ctr;
+ unsigned long counta;
+
+ do {
+ ctr = atomic_read(&instruction_counter);
+ counta = mfspr(SPRN_COUNTA);
+ } while (ctr != atomic_read(&instruction_counter));
+
+ return ((s64)ctr << 16) | (counta >> 16);
+}
+
+static int event_type(struct perf_event *event)
+{
+ switch (event->attr.type) {
+ case PERF_TYPE_HARDWARE:
+ if (event->attr.config == PERF_COUNT_HW_CPU_CYCLES)
+ return PERF_8xx_ID_CPU_CYCLES;
+ if (event->attr.config == PERF_COUNT_HW_INSTRUCTIONS)
+ return PERF_8xx_ID_HW_INSTRUCTIONS;
+ break;
+ case PERF_TYPE_HW_CACHE:
+ if (event->attr.config == ITLB_LOAD_MISS)
+ return PERF_8xx_ID_ITLB_LOAD_MISS;
+ if (event->attr.config == DTLB_LOAD_MISS)
+ return PERF_8xx_ID_DTLB_LOAD_MISS;
+ break;
+ case PERF_TYPE_RAW:
+ break;
+ default:
+ return -ENOENT;
+ }
+ return -EOPNOTSUPP;
+}
+
+static int mpc8xx_pmu_event_init(struct perf_event *event)
+{
+ int type = event_type(event);
+
+ if (type < 0)
+ return type;
+ return 0;
+}
+
+static int mpc8xx_pmu_add(struct perf_event *event, int flags)
+{
+ int type = event_type(event);
+ s64 val = 0;
+
+ if (type < 0)
+ return type;
+
+ switch (type) {
+ case PERF_8xx_ID_CPU_CYCLES:
+ val = get_tb();
+ break;
+ case PERF_8xx_ID_HW_INSTRUCTIONS:
+ if (atomic_inc_return(&insn_ctr_ref) == 1)
+ mtspr(SPRN_ICTRL, 0xc0080007);
+ val = get_insn_ctr();
+ break;
+ case PERF_8xx_ID_ITLB_LOAD_MISS:
+ val = itlb_miss_counter;
+ break;
+ case PERF_8xx_ID_DTLB_LOAD_MISS:
+ val = dtlb_miss_counter;
+ break;
+ }
+ local64_set(&event->hw.prev_count, val);
+ return 0;
+}
+
+static void mpc8xx_pmu_read(struct perf_event *event)
+{
+ int type = event_type(event);
+ s64 prev, val = 0, delta = 0;
+
+ if (type < 0)
+ return;
+
+ do {
+ prev = local64_read(&event->hw.prev_count);
+ switch (type) {
+ case PERF_8xx_ID_CPU_CYCLES:
+ val = get_tb();
+ delta = 16 * (val - prev);
+ break;
+ case PERF_8xx_ID_HW_INSTRUCTIONS:
+ val = get_insn_ctr();
+ delta = prev - val;
+ if (delta < 0)
+ delta += 0x1000000000000LL;
+ break;
+ case PERF_8xx_ID_ITLB_LOAD_MISS:
+ val = itlb_miss_counter;
+ delta = (s64)((s32)val - (s32)prev);
+ break;
+ case PERF_8xx_ID_DTLB_LOAD_MISS:
+ val = dtlb_miss_counter;
+ delta = (s64)((s32)val - (s32)prev);
+ break;
+ }
+ } while (local64_cmpxchg(&event->hw.prev_count, prev, val) != prev);
+
+ local64_add(delta, &event->count);
+}
+
+static void mpc8xx_pmu_del(struct perf_event *event, int flags)
+{
+ mpc8xx_pmu_read(event);
+ if (event_type(event) != PERF_8xx_ID_HW_INSTRUCTIONS)
+ return;
+
+ /* If it was the last user, stop counting to avoid useles overhead */
+ if (atomic_dec_return(&insn_ctr_ref) == 0)
+ mtspr(SPRN_ICTRL, 7);
+}
+
+static struct pmu mpc8xx_pmu = {
+ .event_init = mpc8xx_pmu_event_init,
+ .add = mpc8xx_pmu_add,
+ .del = mpc8xx_pmu_del,
+ .read = mpc8xx_pmu_read,
+ .capabilities = PERF_PMU_CAP_NO_INTERRUPT |
+ PERF_PMU_CAP_NO_NMI,
+};
+
+static int init_mpc8xx_pmu(void)
+{
+ mtspr(SPRN_ICTRL, 7);
+ mtspr(SPRN_CMPA, 0);
+ mtspr(SPRN_COUNTA, 0xffff);
+
+ return perf_pmu_register(&mpc8xx_pmu, "cpu", PERF_TYPE_RAW);
+}
+
+early_initcall(init_mpc8xx_pmu);
diff --git a/arch/powerpc/perf/Makefile b/arch/powerpc/perf/Makefile
index f102d53..4d606b9 100644
--- a/arch/powerpc/perf/Makefile
+++ b/arch/powerpc/perf/Makefile
@@ -13,5 +13,7 @@
obj-$(CONFIG_HV_PERF_CTRS) += hv-24x7.o hv-gpci.o hv-common.o
+obj-$(CONFIG_PPC_8xx_PERF_EVENT) += 8xx-pmu.o
+
obj-$(CONFIG_PPC64) += $(obj64-y)
obj-$(CONFIG_PPC32) += $(obj32-y)
diff --git a/arch/powerpc/platforms/85xx/Makefile b/arch/powerpc/platforms/85xx/Makefile
index 7bc86da..fe19dad 100644
--- a/arch/powerpc/platforms/85xx/Makefile
+++ b/arch/powerpc/platforms/85xx/Makefile
@@ -22,6 +22,7 @@
obj-$(CONFIG_P1023_RDB) += p1023_rdb.o
obj-$(CONFIG_TWR_P102x) += twr_p102x.o
obj-$(CONFIG_CORENET_GENERIC) += corenet_generic.o
+obj-$(CONFIG_FB_FSL_DIU) += t1042rdb_diu.o
obj-$(CONFIG_STX_GP3) += stx_gp3.o
obj-$(CONFIG_TQM85xx) += tqm85xx.o
obj-$(CONFIG_SBC8548) += sbc8548.o
diff --git a/arch/powerpc/platforms/85xx/corenet_generic.c b/arch/powerpc/platforms/85xx/corenet_generic.c
index 6c0ba75..ac191a7 100644
--- a/arch/powerpc/platforms/85xx/corenet_generic.c
+++ b/arch/powerpc/platforms/85xx/corenet_generic.c
@@ -157,6 +157,7 @@ static const char * const boards[] __initconst = {
"fsl,T1040RDB",
"fsl,T1042RDB",
"fsl,T1042RDB_PI",
+ "keymile,kmcent2",
"keymile,kmcoge4",
"varisys,CYRUS",
NULL
diff --git a/arch/powerpc/platforms/85xx/t1042rdb_diu.c b/arch/powerpc/platforms/85xx/t1042rdb_diu.c
new file mode 100644
index 0000000..58fa3d3
--- /dev/null
+++ b/arch/powerpc/platforms/85xx/t1042rdb_diu.c
@@ -0,0 +1,152 @@
+/*
+ * T1042 platform DIU operation
+ *
+ * Copyright 2014 Freescale Semiconductor Inc.
+ *
+ * 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.
+ */
+
+#include <linux/io.h>
+#include <linux/kernel.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+
+#include <sysdev/fsl_soc.h>
+
+/*DIU Pixel ClockCR offset in scfg*/
+#define CCSR_SCFG_PIXCLKCR 0x28
+
+/* DIU Pixel Clock bits of the PIXCLKCR */
+#define PIXCLKCR_PXCKEN 0x80000000
+#define PIXCLKCR_PXCKINV 0x40000000
+#define PIXCLKCR_PXCKDLY 0x0000FF00
+#define PIXCLKCR_PXCLK_MASK 0x00FF0000
+
+/* Some CPLD register definitions */
+#define CPLD_DIUCSR 0x16
+#define CPLD_DIUCSR_DVIEN 0x80
+#define CPLD_DIUCSR_BACKLIGHT 0x0f
+
+struct device_node *cpld_node;
+
+/**
+ * t1042rdb_set_monitor_port: switch the output to a different monitor port
+ */
+static void t1042rdb_set_monitor_port(enum fsl_diu_monitor_port port)
+{
+ static void __iomem *cpld_base;
+
+ cpld_base = of_iomap(cpld_node, 0);
+ if (!cpld_base) {
+ pr_err("%s: Could not map cpld registers\n", __func__);
+ goto exit;
+ }
+
+ switch (port) {
+ case FSL_DIU_PORT_DVI:
+ /* Enable the DVI(HDMI) port, disable the DFP and
+ * the backlight
+ */
+ clrbits8(cpld_base + CPLD_DIUCSR, CPLD_DIUCSR_DVIEN);
+ break;
+ case FSL_DIU_PORT_LVDS:
+ /*
+ * LVDS also needs backlight enabled, otherwise the display
+ * will be blank.
+ */
+ /* Enable the DFP port, disable the DVI*/
+ setbits8(cpld_base + CPLD_DIUCSR, 0x01 << 8);
+ setbits8(cpld_base + CPLD_DIUCSR, 0x01 << 4);
+ setbits8(cpld_base + CPLD_DIUCSR, CPLD_DIUCSR_BACKLIGHT);
+ break;
+ default:
+ pr_err("%s: Unsupported monitor port %i\n", __func__, port);
+ }
+
+ iounmap(cpld_base);
+exit:
+ of_node_put(cpld_node);
+}
+
+/**
+ * t1042rdb_set_pixel_clock: program the DIU's clock
+ * @pixclock: pixel clock in ps (pico seconds)
+ */
+static void t1042rdb_set_pixel_clock(unsigned int pixclock)
+{
+ struct device_node *scfg_np;
+ void __iomem *scfg;
+ unsigned long freq;
+ u64 temp;
+ u32 pxclk;
+
+ scfg_np = of_find_compatible_node(NULL, NULL, "fsl,t1040-scfg");
+ if (!scfg_np) {
+ pr_err("%s: Missing scfg node. Can not display video.\n",
+ __func__);
+ return;
+ }
+
+ scfg = of_iomap(scfg_np, 0);
+ of_node_put(scfg_np);
+ if (!scfg) {
+ pr_err("%s: Could not map device. Can not display video.\n",
+ __func__);
+ return;
+ }
+
+ /* Convert pixclock into frequency */
+ temp = 1000000000000ULL;
+ do_div(temp, pixclock);
+ freq = temp;
+
+ /*
+ * 'pxclk' is the ratio of the platform clock to the pixel clock.
+ * This number is programmed into the PIXCLKCR register, and the valid
+ * range of values is 2-255.
+ */
+ pxclk = DIV_ROUND_CLOSEST(fsl_get_sys_freq(), freq);
+ pxclk = clamp_t(u32, pxclk, 2, 255);
+
+ /* Disable the pixel clock, and set it to non-inverted and no delay */
+ clrbits32(scfg + CCSR_SCFG_PIXCLKCR,
+ PIXCLKCR_PXCKEN | PIXCLKCR_PXCKDLY | PIXCLKCR_PXCLK_MASK);
+
+ /* Enable the clock and set the pxclk */
+ setbits32(scfg + CCSR_SCFG_PIXCLKCR, PIXCLKCR_PXCKEN | (pxclk << 16));
+
+ iounmap(scfg);
+}
+
+/**
+ * t1042rdb_valid_monitor_port: set the monitor port for sysfs
+ */
+static enum fsl_diu_monitor_port
+t1042rdb_valid_monitor_port(enum fsl_diu_monitor_port port)
+{
+ switch (port) {
+ case FSL_DIU_PORT_DVI:
+ case FSL_DIU_PORT_LVDS:
+ return port;
+ default:
+ return FSL_DIU_PORT_DVI; /* Dual-link LVDS is not supported */
+ }
+}
+
+static int __init t1042rdb_diu_init(void)
+{
+ cpld_node = of_find_compatible_node(NULL, NULL, "fsl,t1042rdb-cpld");
+ if (!cpld_node)
+ return 0;
+
+ diu_ops.set_monitor_port = t1042rdb_set_monitor_port;
+ diu_ops.set_pixel_clock = t1042rdb_set_pixel_clock;
+ diu_ops.valid_monitor_port = t1042rdb_valid_monitor_port;
+
+ return 0;
+}
+
+early_initcall(t1042rdb_diu_init);
diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype
index 6e89e5a..99b0ae8 100644
--- a/arch/powerpc/platforms/Kconfig.cputype
+++ b/arch/powerpc/platforms/Kconfig.cputype
@@ -172,6 +172,13 @@
bool
default y if PPC64
+config PPC_8xx_PERF_EVENT
+ bool "PPC 8xx perf events"
+ depends on PPC_8xx && PERF_EVENTS
+ help
+ This is Performance Events support for PPC 8xx. The 8xx doesn't
+ have a PMU but some events are emulated using 8xx features.
+
config FSL_EMB_PERFMON
bool "Freescale Embedded Perfmon"
depends on E500 || PPC_83xx
