diff options
author | Jayachandran C <jchandra@broadcom.com> | 2013-12-21 11:22:30 (GMT) |
---|---|---|
committer | Ralf Baechle <ralf@linux-mips.org> | 2014-01-24 21:39:50 (GMT) |
commit | a17fca649c581c0ab07215b61567468169d208e3 (patch) | |
tree | 64f61e2305da025e9c5cedb15fd746621fe8d38e /arch/mips | |
parent | 5fcbdf7cac23fd07f9de30eab760d3a5864f7330 (diff) | |
download | linux-a17fca649c581c0ab07215b61567468169d208e3.tar.xz |
MIPS: Netlogic: Add default DTB for XLP9XX SoC
Add a default device tree fie for XLP9XX boards, and add code to use
this device tree if no DTB is passed to the kernel.
Signed-off-by: Jayachandran C <jchandra@broadcom.com>
Signed-off-by: John Crispin <blogic@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/6287/
Diffstat (limited to 'arch/mips')
-rw-r--r-- | arch/mips/netlogic/Kconfig | 9 | ||||
-rw-r--r-- | arch/mips/netlogic/dts/Makefile | 1 | ||||
-rw-r--r-- | arch/mips/netlogic/dts/xlp_gvp.dts | 76 | ||||
-rw-r--r-- | arch/mips/netlogic/xlp/dt.c | 7 |
4 files changed, 92 insertions, 1 deletions
diff --git a/arch/mips/netlogic/Kconfig b/arch/mips/netlogic/Kconfig index 852a4ee..4eb683a 100644 --- a/arch/mips/netlogic/Kconfig +++ b/arch/mips/netlogic/Kconfig @@ -28,6 +28,15 @@ config DT_XLP_FVP pointer to the kernel. The corresponding DTS file is at arch/mips/netlogic/dts/xlp_fvp.dts +config DT_XLP_GVP + bool "Built-in device tree for XLP GVP boards" + default y + help + Add an FDT blob for XLP GVP board 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_gvp.dts + config NLM_MULTINODE bool "Support for multi-chip boards" depends on NLM_XLP_BOARD diff --git a/arch/mips/netlogic/dts/Makefile b/arch/mips/netlogic/dts/Makefile index 0b9be5f..25c8e87 100644 --- a/arch/mips/netlogic/dts/Makefile +++ b/arch/mips/netlogic/dts/Makefile @@ -1,3 +1,4 @@ obj-$(CONFIG_DT_XLP_EVP) := xlp_evp.dtb.o obj-$(CONFIG_DT_XLP_SVP) += xlp_svp.dtb.o obj-$(CONFIG_DT_XLP_FVP) += xlp_fvp.dtb.o +obj-$(CONFIG_DT_XLP_GVP) += xlp_gvp.dtb.o diff --git a/arch/mips/netlogic/dts/xlp_gvp.dts b/arch/mips/netlogic/dts/xlp_gvp.dts new file mode 100644 index 0000000..047d27f --- /dev/null +++ b/arch/mips/netlogic/dts/xlp_gvp.dts @@ -0,0 +1,76 @@ +/* + * XLP9XX Device Tree Source for GVP boards + */ + +/dts-v1/; +/ { + model = "netlogic,XLP-GVP"; + compatible = "netlogic,xlp"; + #address-cells = <2>; + #size-cells = <2>; + + soc { + #address-cells = <2>; + #size-cells = <1>; + compatible = "simple-bus"; + ranges = <0 0 0 0x18000000 0x04000000 // PCIe CFG + 1 0 0 0x16000000 0x02000000>; // GBU chipselects + + serial0: serial@30000 { + device_type = "serial"; + compatible = "ns16550"; + reg = <0 0x112100 0xa00>; + reg-shift = <2>; + reg-io-width = <4>; + clock-frequency = <125000000>; + interrupt-parent = <&pic>; + interrupts = <17>; + }; + pic: pic@4000 { + interrupt-controller; + #address-cells = <0>; + #interrupt-cells = <1>; + reg = <0 0x110000 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/dt.c b/arch/mips/netlogic/xlp/dt.c index 8316d54..5754097 100644 --- a/arch/mips/netlogic/xlp/dt.c +++ b/arch/mips/netlogic/xlp/dt.c @@ -42,13 +42,18 @@ #include <asm/prom.h> extern u32 __dtb_xlp_evp_begin[], __dtb_xlp_svp_begin[], - __dtb_xlp_fvp_begin[], __dtb_start[]; + __dtb_xlp_fvp_begin[], __dtb_xlp_gvp_begin[], __dtb_start[]; static void *xlp_fdt_blob; void __init *xlp_dt_init(void *fdtp) { if (!fdtp) { switch (current_cpu_data.processor_id & 0xff00) { +#ifdef CONFIG_DT_XLP_GVP + case PRID_IMP_NETLOGIC_XLP9XX: + fdtp = __dtb_xlp_gvp_begin; + break; +#endif #ifdef CONFIG_DT_XLP_FVP case PRID_IMP_NETLOGIC_XLP2XX: fdtp = __dtb_xlp_fvp_begin; |