u-boot/arch/x86/dts/galileo.dts
Bin Meng 0a9bb489bf x86: Add alias for SPI node in the board dts
Since Intel ICH SPI driver has been converted to driver model, we need
add an alias for SPI node in the board dts files otherwise SPI flash
won't be detected due to 'invalid bus' error.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
2015-04-29 18:51:48 -06:00

99 lines
1.9 KiB
Text

/*
* Copyright (C) 2015, Bin Meng <bmeng.cn@gmail.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
/dts-v1/;
#include <dt-bindings/mrc/quark.h>
/include/ "skeleton.dtsi"
/ {
model = "Intel Galileo";
compatible = "intel,galileo", "intel,quark";
aliases {
spi0 = "/spi";
};
config {
silent_console = <0>;
};
chosen {
stdout-path = &pciuart0;
};
mrc {
compatible = "intel,quark-mrc";
flags = <MRC_FLAG_SCRAMBLE_EN>;
dram-width = <DRAM_WIDTH_X8>;
dram-speed = <DRAM_FREQ_800>;
dram-type = <DRAM_TYPE_DDR3>;
rank-mask = <DRAM_RANK(0)>;
chan-mask = <DRAM_CHANNEL(0)>;
chan-width = <DRAM_CHANNEL_WIDTH_X16>;
addr-mode = <DRAM_ADDR_MODE0>;
refresh-rate = <DRAM_REFRESH_RATE_785US>;
sr-temp-range = <DRAM_SRT_RANGE_NORMAL>;
ron-value = <DRAM_RON_34OHM>;
rtt-nom-value = <DRAM_RTT_NOM_120OHM>;
rd-odt-value = <DRAM_RD_ODT_OFF>;
dram-density = <DRAM_DENSITY_1G>;
dram-cl = <6>;
dram-ras = <0x0000927c>;
dram-wtr = <0x00002710>;
dram-rrd = <0x00002710>;
dram-faw = <0x00009c40>;
};
pci {
#address-cells = <3>;
#size-cells = <2>;
compatible = "intel,pci";
device_type = "pci";
pciuart0: uart@14,5 {
compatible = "pci8086,0936.00",
"pci8086,0936",
"pciclass,070002",
"pciclass,0700",
"x86-uart";
reg = <0x0000a500 0x0 0x0 0x0 0x0
0x0200a510 0x0 0x0 0x0 0x0>;
reg-shift = <2>;
clock-frequency = <44236800>;
current-speed = <115200>;
};
};
gpioa {
compatible = "intel,ich6-gpio";
u-boot,dm-pre-reloc;
reg = <0 0x20>;
bank-name = "A";
};
gpiob {
compatible = "intel,ich6-gpio";
u-boot,dm-pre-reloc;
reg = <0x20 0x20>;
bank-name = "B";
};
spi {
#address-cells = <1>;
#size-cells = <0>;
compatible = "intel,ich-spi";
spi-flash@0 {
#size-cells = <1>;
#address-cells = <1>;
reg = <0>;
compatible = "winbond,w25q64", "spi-flash";
memory-map = <0xff800000 0x00800000>;
};
};
};