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authorGanesan Ramalingam <ganesanr@broadcom.com>2013-08-11 14:44:00 +0530
committerRalf Baechle <ralf@linux-mips.org>2013-09-03 23:22:20 +0200
commit1cf0e1be813cd9305f47b0a39ea50f1af29e2bc0 (patch)
tree5faf210f1490f76392939ca3d7b25a1c0bb6330f /arch/mips/netlogic
parent9eac3591e78bb1bf09991b791d6602032d9fd11d (diff)
downloadlinux-1cf0e1be813cd9305f47b0a39ea50f1af29e2bc0.tar.gz
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: Ganesan Ramalingam <ganesanr@broadcom.com> Signed-off-by: Jayachandran C <jchandra@broadcom.com> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/5705/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/netlogic')
-rw-r--r--arch/mips/netlogic/Kconfig9
-rw-r--r--arch/mips/netlogic/dts/Makefile1
-rw-r--r--arch/mips/netlogic/dts/xlp_fvp.dts118
-rw-r--r--arch/mips/netlogic/xlp/dt.c8
4 files changed, 135 insertions, 1 deletions
diff --git a/arch/mips/netlogic/Kconfig b/arch/mips/netlogic/Kconfig
index 2447bf97d35..852a4ee0995 100644
--- a/arch/mips/netlogic/Kconfig
+++ b/arch/mips/netlogic/Kconfig
@@ -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
diff --git a/arch/mips/netlogic/dts/Makefile b/arch/mips/netlogic/dts/Makefile
index aecb6fa9a9c..0b9be5fd2e4 100644
--- a/arch/mips/netlogic/dts/Makefile
+++ b/arch/mips/netlogic/dts/Makefile
@@ -1,2 +1,3 @@
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
diff --git a/arch/mips/netlogic/dts/xlp_fvp.dts b/arch/mips/netlogic/dts/xlp_fvp.dts
new file mode 100644
index 00000000000..63e62b7bd75
--- /dev/null
+++ b/arch/mips/netlogic/dts/xlp_fvp.dts
@@ -0,0 +1,118 @@
+/*
+ * 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";
+ };
+};
diff --git a/arch/mips/netlogic/xlp/dt.c b/arch/mips/netlogic/xlp/dt.c
index a15cdbb8d0b..88df445dda7 100644
--- a/arch/mips/netlogic/xlp/dt.c
+++ b/arch/mips/netlogic/xlp/dt.c
@@ -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;