提交 1cf0e1be 编写于 作者: G Ganesan Ramalingam 提交者: Ralf Baechle

MIPS: Netlogic: Built-in DTB for XLP2xx SoC boards

Add a default built-in device tree for XLP2xx SoC. The new file
xlp_fvp.dts has updated entries for I2C and memory.
Signed-off-by: NGanesan Ramalingam <ganesanr@broadcom.com>
Signed-off-by: NJayachandran C <jchandra@broadcom.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/5705/Signed-off-by: NRalf Baechle <ralf@linux-mips.org>
上级 9eac3591
......@@ -19,6 +19,15 @@ config DT_XLP_SVP
pointer to the kernel. The corresponding DTS file is at
arch/mips/netlogic/dts/xlp_svp.dts
config DT_XLP_FVP
bool "Built-in device tree for XLP FVP boards"
default y
help
Add an FDT blob for XLP FVP 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_fvp.dts
config NLM_MULTINODE
bool "Support for multi-chip boards"
depends on NLM_XLP_BOARD
......
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
/*
* XLP2XX Device Tree Source for FVP boards
*/
/dts-v1/;
/ {
model = "netlogic,XLP-FVP";
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 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@37100 {
compatible = "opencores,i2c-ocores";
#address-cells = <1>;
#size-cells = <0>;
reg = <0 0x37100 0x20>;
reg-shift = <2>;
reg-io-width = <4>;
clock-frequency = <32000000>;
interrupt-parent = <&pic>;
interrupts = <30>;
};
i2c1: ocores@37120 {
compatible = "opencores,i2c-ocores";
#address-cells = <1>;
#size-cells = <0>;
reg = <0 0x37120 0x20>;
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 {
compatible = "netlogic,xlp-pic";
#address-cells = <0>;
#interrupt-cells = <1>;
reg = <0 0x4000 0x200>;
interrupt-controller;
};
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";
};
};
......@@ -39,12 +39,18 @@
#include <linux/of_platform.h>
#include <linux/of_device.h>
extern u32 __dtb_xlp_evp_begin[], __dtb_xlp_svp_begin[], __dtb_start[];
extern u32 __dtb_xlp_evp_begin[], __dtb_xlp_svp_begin[],
__dtb_xlp_fvp_begin[], __dtb_start[];
void __init *xlp_dt_init(void *fdtp)
{
if (!fdtp) {
switch (current_cpu_data.processor_id & 0xff00) {
#ifdef CONFIG_DT_XLP_FVP
case PRID_IMP_NETLOGIC_XLP2XX:
fdtp = __dtb_xlp_fvp_begin;
break;
#endif
#ifdef CONFIG_DT_XLP_SVP
case PRID_IMP_NETLOGIC_XLP3XX:
fdtp = __dtb_xlp_svp_begin;
......
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