diff options
83 files changed, 2890 insertions, 3404 deletions
diff --git a/Documentation/kbuild/makefiles.txt b/Documentation/kbuild/makefiles.txt index 0ef00bd6e54..86e3cd0d26a 100644 --- a/Documentation/kbuild/makefiles.txt +++ b/Documentation/kbuild/makefiles.txt @@ -1136,6 +1136,21 @@ When kbuild executes, the following steps are followed (roughly): resulting in the target file being recompiled for no obvious reason. + dtc + Create flattend device tree blob object suitable for linking + into vmlinux. Device tree blobs linked into vmlinux are placed + in an init section in the image. Platform code *must* copy the + blob to non-init memory prior to calling unflatten_device_tree(). + + Example: + #arch/x86/platform/ce4100/Makefile + clean-files := *dtb.S + + DTC_FLAGS := -p 1024 + obj-y += foo.dtb.o + + $(obj)/%.dtb: $(src)/%.dts + $(call cmd,dtc) --- 6.7 Custom kbuild commands diff --git a/Documentation/powerpc/dts-bindings/eeprom.txt b/Documentation/powerpc/dts-bindings/eeprom.txt new file mode 100644 index 00000000000..4342c10de1b --- /dev/null +++ b/Documentation/powerpc/dts-bindings/eeprom.txt @@ -0,0 +1,28 @@ +EEPROMs (I2C) + +Required properties: + + - compatible : should be "<manufacturer>,<type>" + If there is no specific driver for <manufacturer>, a generic + driver based on <type> is selected. Possible types are: + 24c00, 24c01, 24c02, 24c04, 24c08, 24c16, 24c32, 24c64, + 24c128, 24c256, 24c512, 24c1024, spd + + - reg : the I2C address of the EEPROM + +Optional properties: + + - pagesize : the length of the pagesize for writing. Please consult the + manual of your device, that value varies a lot. A wrong value + may result in data loss! If not specified, a safety value of + '1' is used which will be very slow. + + - read-only: this parameterless property disables writes to the eeprom + +Example: + +eeprom@52 { + compatible = "atmel,24c32"; + reg = <0x52>; + pagesize = <32>; +}; diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig index 387d5ffdfd3..5f5018a71a3 100644 --- a/arch/microblaze/Kconfig +++ b/arch/microblaze/Kconfig @@ -14,7 +14,7 @@ config MICROBLAZE select HAVE_DMA_API_DEBUG select TRACING_SUPPORT select OF - select OF_FLATTREE + select OF_EARLY_FLATTREE config SWAP def_bool n diff --git a/arch/microblaze/boot/Makefile b/arch/microblaze/boot/Makefile index be01d78750d..4c4e58ef0cb 100644 --- a/arch/microblaze/boot/Makefile +++ b/arch/microblaze/boot/Makefile @@ -10,9 +10,6 @@ targets := linux.bin linux.bin.gz simpleImage.% OBJCOPYFLAGS := -O binary -# Where the DTS files live -dtstree := $(srctree)/$(src)/dts - # Ensure system.dtb exists $(obj)/linked_dtb.o: $(obj)/system.dtb @@ -51,14 +48,11 @@ $(obj)/simpleImage.%: vmlinux FORCE $(call if_changed,strip) @echo 'Kernel: $@ is ready' ' (#'`cat .version`')' -# Rule to build device tree blobs -DTC = $(objtree)/scripts/dtc/dtc # Rule to build device tree blobs -quiet_cmd_dtc = DTC $@ - cmd_dtc = $(DTC) -O dtb -o $(obj)/$*.dtb -b 0 -p 1024 $(dtstree)/$*.dts +DTC_FLAGS := -p 1024 -$(obj)/%.dtb: $(dtstree)/%.dts FORCE - $(call if_changed,dtc) +$(obj)/%.dtb: $(src)/dts/%.dts FORCE + $(call cmd,dtc) clean-files += *.dtb simpleImage.*.unstrip linux.bin.ub diff --git a/arch/microblaze/include/asm/prom.h b/arch/microblaze/include/asm/prom.h index bdc38312ae4..2e72af078b0 100644 --- a/arch/microblaze/include/asm/prom.h +++ b/arch/microblaze/include/asm/prom.h @@ -64,9 +64,6 @@ extern void kdump_move_device_tree(void); /* CPU OF node matching */ struct device_node *of_get_cpu_node(int cpu, unsigned int *thread); -/* Get the MAC address */ -extern const void *of_get_mac_address(struct device_node *np); - /** * of_irq_map_pci - Resolve the interrupt for a PCI device * @pdev: the device whose interrupt is to be resolved diff --git a/arch/microblaze/kernel/prom_parse.c b/arch/microblaze/kernel/prom_parse.c index 99d9b61cccb..9ae24f4b882 100644 --- a/arch/microblaze/kernel/prom_parse.c +++ b/arch/microblaze/kernel/prom_parse.c @@ -110,41 +110,3 @@ void of_parse_dma_window(struct device_node *dn, const void *dma_window_prop, cells = prop ? *(u32 *)prop : of_n_size_cells(dn); *size = of_read_number(dma_window, cells); } - -/** - * Search the device tree for the best MAC address to use. 'mac-address' is - * checked first, because that is supposed to contain to "most recent" MAC - * address. If that isn't set, then 'local-mac-address' is checked next, - * because that is the default address. If that isn't set, then the obsolete - * 'address' is checked, just in case we're using an old device tree. - * - * Note that the 'address' property is supposed to contain a virtual address of - * the register set, but some DTS files have redefined that property to be the - * MAC address. - * - * All-zero MAC addresses are rejected, because those could be properties that - * exist in the device tree, but were not set by U-Boot. For example, the - * DTS could define 'mac-address' and 'local-mac-address', with zero MAC - * addresses. Some older U-Boots only initialized 'local-mac-address'. In - * this case, the real MAC is in 'local-mac-address', and 'mac-address' exists - * but is all zeros. -*/ -const void *of_get_mac_address(struct device_node *np) -{ - struct property *pp; - - pp = of_find_property(np, "mac-address", NULL); - if (pp && (pp->length == 6) && is_valid_ether_addr(pp->value)) - return pp->value; - - pp = of_find_property(np, "local-mac-address", NULL); - if (pp && (pp->length == 6) && is_valid_ether_addr(pp->value)) - return pp->value; - - pp = of_find_property(np, "address", NULL); - if (pp && (pp->length == 6) && is_valid_ether_addr(pp->value)) - return pp->value; - - return NULL; -} -EXPORT_SYMBOL(of_get_mac_address); diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 0a9b5b8b2a1..f489ec30e07 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -2218,7 +2218,7 @@ config SECCOMP config USE_OF bool "Flattened Device Tree support" select OF - select OF_FLATTREE + select OF_EARLY_FLATTREE help Include support for flattened device tree machine descriptions. diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index e625e9e034a..48fb4790bfe 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -116,7 +116,7 @@ config PPC bool default y select OF - select OF_FLATTREE + select OF_EARLY_FLATTREE select HAVE_FTRACE_MCOUNT_RECORD select HAVE_DYNAMIC_FTRACE select HAVE_FUNCTION_TRACER diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile index fae8192c8fc..96deec63bcf 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -35,7 +35,7 @@ endif BOOTCFLAGS += -I$(obj) -I$(srctree)/$(obj) -DTS_FLAGS ?= -p 1024 +DTC_FLAGS ?= -p 1024 $(obj)/4xx.o: BOOTCFLAGS += -mcpu=405 $(obj)/ebony.o: BOOTCFLAGS += -mcpu=405 @@ -332,10 +332,8 @@ $(obj)/treeImage.%: vmlinux $(obj)/%.dtb $(wrapperbits) $(call if_changed,wrap,treeboot-$*,,$(obj)/$*.dtb) # Rule to build device tree blobs -DTC = $(objtree)/scripts/dtc/dtc - -$(obj)/%.dtb: $(dtstree)/%.dts - $(DTC) -O dtb -o $(obj)/$*.dtb -b 0 $(DTS_FLAGS) $(dtstree)/$*.dts +$(obj)/%.dtb: $(src)/dts/%.dts + $(call cmd,dtc) # If there isn't a platform selected then just strip the vmlinux. ifeq (,$(image-y)) diff --git a/arch/powerpc/boot/dts/bluestone.dts b/arch/powerpc/boot/dts/bluestone.dts index 9bb3d72c0e5..2a56a0dbd1f 100644 --- a/arch/powerpc/boot/dts/bluestone.dts +++ b/arch/powerpc/boot/dts/bluestone.dts @@ -33,7 +33,7 @@ aliases { ethernet0 = &EMAC0; serial0 = &UART0; - serial1 = &UART1; + //serial1 = &UART1; --gcl missing UART1 label }; cpus { @@ -52,7 +52,7 @@ d-cache-size = <32768>; dcr-controller; dcr-access-method = "native"; - next-level-cache = <&L2C0>; + //next-level-cache = <&L2C0>; --gcl missing L2C0 label }; }; @@ -142,7 +142,7 @@ /*RXEOB*/ 0x7 0x4 /*SERR*/ 0x3 0x4 /*TXDE*/ 0x4 0x4 - /*RXDE*/ 0x5 0x4 + /*RXDE*/ 0x5 0x4>; }; POB0: opb { @@ -182,7 +182,7 @@ reg = <0x001a0000 0x00060000>; }; }; - } + }; UART0: serial@ef600300 { device_type = "serial"; diff --git a/arch/powerpc/boot/dts/cm5200.dts b/arch/powerpc/boot/dts/cm5200.dts index dd3860846f1..ad3a4f4a2b0 100644 --- a/arch/powerpc/boot/dts/cm5200.dts +++ b/arch/powerpc/boot/dts/cm5200.dts @@ -10,220 +10,74 @@ * option) any later version. */ -/dts-v1/; +/include/ "mpc5200b.dtsi" / { model = "schindler,cm5200"; compatible = "schindler,cm5200"; - #address-cells = <1>; - #size-cells = <1>; - interrupt-parent = <&mpc5200_pic>; - - cpus { - #address-cells = <1>; - #size-cells = <0>; - - PowerPC,5200@0 { - device_type = "cpu"; - reg = <0>; - d-cache-line-size = <32>; - i-cache-line-size = <32>; - d-cache-size = <0x4000>; // L1, 16K - i-cache-size = <0x4000>; // L1, 16K - timebase-frequency = <0>; // from bootloader - bus-frequency = <0>; // from bootloader - clock-frequency = <0>; // from bootloader - }; - }; - - memory { - device_type = "memory"; - reg = <0x00000000 0x04000000>; // 64MB - }; soc5200@f0000000 { - #address-cells = <1>; - #size-cells = <1>; - compatible = "fsl,mpc5200b-immr"; - ranges = <0 0xf0000000 0x0000c000>; - reg = <0xf0000000 0x00000100>; - bus-frequency = <0>; // from bootloader - system-frequency = <0>; // from bootloader - - cdm@200 { - compatible = "fsl,mpc5200b-cdm","fsl,mpc5200-cdm"; - reg = <0x200 0x38>; - }; - - mpc5200_pic: interrupt-controller@500 { - // 5200 interrupts are encoded into two levels; - interrupt-controller; - #interrupt-cells = <3>; - compatible = "fsl,mpc5200b-pic","fsl,mpc5200-pic"; - reg = <0x500 0x80>; - }; - timer@600 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x600 0x10>; - interrupts = <1 9 0>; fsl,has-wdt; }; - timer@610 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x610 0x10>; - interrupts = <1 10 0>; - }; - - timer@620 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x620 0x10>; - interrupts = <1 11 0>; - }; - - timer@630 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x630 0x10>; - interrupts = <1 12 0>; - }; - - timer@640 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x640 0x10>; - interrupts = <1 13 0>; - }; - - timer@650 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x650 0x10>; - interrupts = <1 14 0>; - }; - - timer@660 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x660 0x10>; - interrupts = <1 15 0>; - }; - - timer@670 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x670 0x10>; - interrupts = <1 16 0>; + can@900 { + status = "disabled"; }; - rtc@800 { // Real time clock - compatible = "fsl,mpc5200b-rtc","fsl,mpc5200-rtc"; - reg = <0x800 0x100>; - interrupts = <1 5 0 1 6 0>; + can@980 { + status = "disabled"; }; - gpio_simple: gpio@b00 { - compatible = "fsl,mpc5200b-gpio","fsl,mpc5200-gpio"; - reg = <0xb00 0x40>; - interrupts = <1 7 0>; - gpio-controller; - #gpio-cells = <2>; - }; - - gpio_wkup: gpio@c00 { - compatible = "fsl,mpc5200b-gpio-wkup","fsl,mpc5200-gpio-wkup"; - reg = <0xc00 0x40>; - interrupts = <1 8 0 0 3 0>; - gpio-controller; - #gpio-cells = <2>; - }; - - spi@f00 { - compatible = "fsl,mpc5200b-spi","fsl,mpc5200-spi"; - reg = <0xf00 0x20>; - interrupts = <2 13 0 2 14 0>; - }; - - usb@1000 { - compatible = "fsl,mpc5200b-ohci","fsl,mpc5200-ohci","ohci-be"; - reg = <0x1000 0xff>; - interrupts = <2 6 0>; - }; - - dma-controller@1200 { - compatible = "fsl,mpc5200b-bestcomm","fsl,mpc5200-bestcomm"; - reg = <0x1200 0x80>; - interrupts = <3 0 0 3 1 0 3 2 0 3 3 0 - 3 4 0 3 5 0 3 6 0 3 7 0 - 3 8 0 3 9 0 3 10 0 3 11 0 - 3 12 0 3 13 0 3 14 0 3 15 0>; + psc@2000 { // PSC1 + compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; }; - xlb@1f00 { - compatible = "fsl,mpc5200b-xlb","fsl,mpc5200-xlb"; - reg = <0x1f00 0x100>; + psc@2200 { // PSC2 + compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; }; - serial@2000 { // PSC1 + psc@2400 { // PSC3 compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; - reg = <0x2000 0x100>; - interrupts = <2 1 0>; }; - serial@2200 { // PSC2 - compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; - reg = <0x2200 0x100>; - interrupts = <2 2 0>; + psc@2600 { // PSC4 + status = "disabled"; }; - serial@2400 { // PSC3 - compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; - reg = <0x2400 0x100>; - interrupts = <2 3 0>; + psc@2800 { // PSC5 + status = "disabled"; }; - serial@2c00 { // PSC6 + psc@2c00 { // PSC6 compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; - reg = <0x2c00 0x100>; - interrupts = <2 4 0>; }; |