As the io space remapping ioremap() and bridge address
translation fdt_translate_address() are not usually used
in u-boot driver model by dev_get_addr(). We would better
convert the reg address map in the device tree of nios2
boards, so that it is io mapped and bridge translated.
Signed-off-by: Thomas Chou <tho...@wytron.com.tw>
---
arch/nios2/dts/3c120_devboard.dts | 171 +++++++++++++++-----------------------
1 file changed, 69 insertions(+), 102 deletions(-)
diff --git a/arch/nios2/dts/3c120_devboard.dts
b/arch/nios2/dts/3c120_devboard.dts
index 02524ab..70d71a5 100644
--- a/arch/nios2/dts/3c120_devboard.dts
+++ b/arch/nios2/dts/3c120_devboard.dts
@@ -14,6 +14,73 @@
#address-cells = <1>;
#size-cells = <1>;
+ aliases {
+ console = &jtag_uart;
+ };
+
+ timer_1ms: timer@0x400000 {
+ compatible = "altr,timer-1.0";
+ reg = <0xe8400000 0x00000020>;
+ interrupt-parent = <&cpu>;
+ interrupts = <11>;
+ clock-frequency = <125000000>;
+ u-boot,dm-pre-reloc;
+ };
+
+ jtag_uart: serial@0x4d50 {
+ compatible = "altr,juart-1.0";
+ reg = <0xe8004d50 0x00000008>;
+ interrupt-parent = <&cpu>;
+ interrupts = <1>;
+ u-boot,dm-pre-reloc;
+ };
+
+ tse_mac: ethernet@0x4000 {
+ compatible = "altr,tse-1.0";
+ reg = <0xe8004000 0x00000400>,
+ <0xe8004400 0x00000040>,
+ <0xe8004800 0x00000040>,
+ <0xe8002000 0x00002000>;
+ reg-names = "control_port", "rx_csr", "tx_csr", "s1";
+ interrupt-parent = <&cpu>;
+ interrupts = <2 3>;
+ interrupt-names = "rx_irq", "tx_irq";
+ rx-fifo-depth = <8192>;
+ tx-fifo-depth = <8192>;
+ max-frame-size = <1518>;
+ local-mac-address = [ 00 00 00 00 00 00 ];
+ phy-mode = "rgmii-id";
+ phy-handle = <&phy0>;
+ tse_mac_mdio: mdio {
+ compatible = "altr,tse-mdio";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ phy0: ethernet-phy@18 {
+ reg = <18>;
+ device_type = "ethernet-phy";
+ };
+ };
+ };
+
+ uart: serial@0x4c80 {
+ compatible = "altr,uart-1.0";
+ reg = <0xe8004c80 0x00000020>;
+ interrupt-parent = <&cpu>;
+ interrupts = <10>;
+ current-speed = <115200>;
+ clock-frequency = <62500000>;
+ u-boot,dm-pre-reloc;
+ };
+
+ user_led_pio_8out: gpio@0x4cc0 {
+ compatible = "altr,pio-1.0";
+ reg = <0xe8004cc0 0x00000010>;
+ resetvalue = <255>;
+ width = <8>;
+ #gpio-cells = <2>;
+ gpio-controller;
+ };
+
cpus {
#address-cells = <1>;
#size-cells = <0>;
@@ -46,108 +113,8 @@
memory@0 {
device_type = "memory";
- reg = <0x10000000 0x08000000>,
- <0x07fff400 0x00000400>;
+ reg = <0xd0000000 0x08000000>,
+ <0xc7fff400 0x00000400>;
};
- sopc@0 {
- device_type = "soc";
- ranges;
- #address-cells = <1>;
- #size-cells = <1>;
- compatible = "altr,avalon", "simple-bus";
- bus-frequency = <125000000>;
-
- pb_cpu_to_io: bridge@0x8000000 {
- compatible = "simple-bus";
- reg = <0x08000000 0x00800000>;
- #address-cells = <1>;
- #size-cells = <1>;
- ranges = <0x00002000 0x08002000 0x00002000>,
- <0x00004000 0x08004000 0x00000400>,
- <0x00004400 0x08004400 0x00000040>,
- <0x00004800 0x08004800 0x00000040>,
- <0x00004c80 0x08004c80 0x00000020>,
- <0x00004d50 0x08004d50 0x00000008>,
- <0x00008000 0x08008000 0x00000020>,
- <0x00400000 0x08400000 0x00000020>;
-
- timer_1ms: timer@0x400000 {
- compatible = "altr,timer-1.0";
- reg = <0x00400000 0x00000020>;
- interrupt-parent = <&cpu>;
- interrupts = <11>;
- clock-frequency = <125000000>;
- };
-
- timer_0: timer@0x8000 {
- compatible = "altr,timer-1.0";
- reg = < 0x00008000 0x00000020 >;
- interrupt-parent = < &cpu >;
- interrupts = < 5 >;
- clock-frequency = < 125000000 >;
- };
-
- jtag_uart: serial@0x4d50 {
- compatible = "altr,juart-1.0";
- reg = <0x00004d50 0x00000008>;
- interrupt-parent = <&cpu>;
- interrupts = <1>;
- };
-
- tse_mac: ethernet@0x4000 {
- compatible = "altr,tse-1.0";
- reg = <0x00004000 0x00000400>,
- <0x00004400 0x00000040>,
- <0x00004800 0x00000040>,
- <0x00002000 0x00002000>;
- reg-names = "control_port", "rx_csr", "tx_csr",
"s1";
- interrupt-parent = <&cpu>;
- interrupts = <2 3>;
- interrupt-names = "rx_irq", "tx_irq";
- rx-fifo-depth = <8192>;
- tx-fifo-depth = <8192>;
- max-frame-size = <1518>;
- local-mac-address = [ 00 00 00 00 00 00 ];
- phy-mode = "rgmii-id";
- phy-handle = <&phy0>;
- tse_mac_mdio: mdio {
- compatible = "altr,tse-mdio";
- #address-cells = <1>;
- #size-cells = <0>;
- phy0: ethernet-phy@18 {
- reg = <18>;
- device_type = "ethernet-phy";
- };
- };
- };
-
- uart: serial@0x4c80 {
- compatible = "altr,uart-1.0";
- reg = <0x00004c80 0x00000020>;
- interrupt-parent = <&cpu>;
- interrupts = <10>;
- current-speed = <115200>;
- clock-frequency = <62500000>;
- };
- };
-
- cfi_flash_64m: flash@0x0 {
- compatible = "cfi-flash";
- reg = <0x00000000 0x04000000>;
- bank-width = <2>;
- device-width = <1>;
- #address-cells = <1>;
- #size-cells = <1>;
-
- partition@800000 {
- reg = <0x00800000 0x01e00000>;
- label = "JFFS2 Filesystem";
- };
- };
- };
-
- chosen {
- bootargs = "debug console=ttyJ0,115200";
- };
};
--
2.1.4
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