dts: vt8500: Add initial dts support for WM8850

This patch adds a soc dtsi for the Wondermedia WM8850.

A board dts file is also included for the W70v2 tablet, with support
for all the drivers currently in mainline.

Signed-off-by: Tony Prisk <linux@prisktech.co.nz>
Signed-off-by: Olof Johansson <olof@lixom.net>
This commit is contained in:
Tony Prisk 2013-01-19 19:44:28 +13:00 committed by Olof Johansson
parent 8d31bfa551
commit def4d6c044
3 changed files with 273 additions and 1 deletions

View file

@ -151,7 +151,8 @@ dtb-$(CONFIG_ARCH_VEXPRESS) += vexpress-v2p-ca5s.dtb \
xenvm-4.2.dtb
dtb-$(CONFIG_ARCH_VT8500) += vt8500-bv07.dtb \
wm8505-ref.dtb \
wm8650-mid.dtb
wm8650-mid.dtb \
wm8850-w70v2.dtb
dtb-$(CONFIG_ARCH_ZYNQ) += zynq-zc702.dtb
targets += dtbs

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@ -0,0 +1,47 @@
/*
* wm8850-w70v2.dts
* - Device tree file for Wondermedia WM8850 Tablet
* - 'W70-V2' mainboard
* - HongLianYing 'HLY070ML268-21A' 7" LCD panel
*
* Copyright (C) 2012 Tony Prisk <linux@prisktech.co.nz>
*
* Licensed under GPLv2 or later
*/
/dts-v1/;
/include/ "wm8850.dtsi"
/ {
model = "Wondermedia WM8850-W70v2 Tablet";
/*
* Display node is based on Sascha Hauer's patch on dri-devel.
* Added a bpp property to calculate the size of the framebuffer
* until the binding is formalized.
*/
display: display@0 {
modes {
mode0: mode@0 {
hactive = <800>;
vactive = <480>;
hback-porch = <88>;
hfront-porch = <40>;
hsync-len = <0>;
vback-porch = <32>;
vfront-porch = <11>;
vsync-len = <1>;
clock = <0>; /* unused but required */
bpp = <16>; /* non-standard but required */
};
};
};
backlight {
compatible = "pwm-backlight";
pwms = <&pwm 0 50000 1>; /* duty inverted */
brightness-levels = <0 40 60 80 100 130 190 255>;
default-brightness-level = <5>;
};
};

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@ -0,0 +1,224 @@
/*
* wm8850.dtsi - Device tree file for Wondermedia WM8850 SoC
*
* Copyright (C) 2012 Tony Prisk <linux@prisktech.co.nz>
*
* Licensed under GPLv2 or later
*/
/include/ "skeleton.dtsi"
/ {
compatible = "wm,wm8850";
aliases {
serial0 = &uart0;
serial1 = &uart1;
serial2 = &uart2;
serial3 = &uart3;
};
soc {
#address-cells = <1>;
#size-cells = <1>;
compatible = "simple-bus";
ranges;
interrupt-parent = <&intc0>;
intc0: interrupt-controller@d8140000 {
compatible = "via,vt8500-intc";
interrupt-controller;
reg = <0xd8140000 0x10000>;
#interrupt-cells = <1>;
};
/* Secondary IC cascaded to intc0 */
intc1: interrupt-controller@d8150000 {
compatible = "via,vt8500-intc";
interrupt-controller;
#interrupt-cells = <1>;
reg = <0xD8150000 0x10000>;
interrupts = <56 57 58 59 60 61 62 63>;
};
gpio: gpio-controller@d8110000 {
compatible = "wm,wm8650-gpio";
gpio-controller;
reg = <0xd8110000 0x10000>;
#gpio-cells = <3>;
};
pmc@d8130000 {
compatible = "via,vt8500-pmc";
reg = <0xd8130000 0x1000>;
clocks {
#address-cells = <1>;
#size-cells = <0>;
ref25: ref25M {
#clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <25000000>;
};
ref24: ref24M {
#clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <24000000>;
};
plla: plla {
#clock-cells = <0>;
compatible = "wm,wm8750-pll-clock";
clocks = <&ref25>;
reg = <0x200>;
};
pllb: pllb {
#clock-cells = <0>;
compatible = "wm,wm8750-pll-clock";
clocks = <&ref25>;
reg = <0x204>;
};
clkuart0: uart0 {
#clock-cells = <0>;
compatible = "via,vt8500-device-clock";
clocks = <&ref24>;
enable-reg = <0x254>;
enable-bit = <24>;
};
clkuart1: uart1 {
#clock-cells = <0>;
compatible = "via,vt8500-device-clock";
clocks = <&ref24>;
enable-reg = <0x254>;
enable-bit = <25>;
};
clkuart2: uart2 {
#clock-cells = <0>;
compatible = "via,vt8500-device-clock";
clocks = <&ref24>;
enable-reg = <0x254>;
enable-bit = <26>;
};
clkuart3: uart3 {
#clock-cells = <0>;
compatible = "via,vt8500-device-clock";
clocks = <&ref24>;
enable-reg = <0x254>;
enable-bit = <27>;
};
clkpwm: pwm {
#clock-cells = <0>;
compatible = "via,vt8500-device-clock";
clocks = <&pllb>;
divisor-reg = <0x350>;
enable-reg = <0x250>;
enable-bit = <17>;
};
clksdhc: sdhc {
#clock-cells = <0>;
compatible = "via,vt8500-device-clock";
clocks = <&pllb>;
divisor-reg = <0x330>;
divisor-mask = <0x3f>;
enable-reg = <0x250>;
enable-bit = <0>;
};
};
};
fb@d8051700 {
compatible = "wm,wm8505-fb";
reg = <0xd8051700 0x200>;
display = <&display>;
default-mode = <&mode0>;
};
ge_rops@d8050400 {
compatible = "wm,prizm-ge-rops";
reg = <0xd8050400 0x100>;
};
pwm: pwm@d8220000 {
#pwm-cells = <3>;
compatible = "via,vt8500-pwm";
reg = <0xd8220000 0x100>;
clocks = <&clkpwm>;
};
timer@d8130100 {
compatible = "via,vt8500-timer";
reg = <0xd8130100 0x28>;
interrupts = <36>;
};
ehci@d8007900 {
compatible = "via,vt8500-ehci";
reg = <0xd8007900 0x200>;
interrupts = <26>;
};
uhci@d8007b00 {
compatible = "platform-uhci";
reg = <0xd8007b00 0x200>;
interrupts = <26>;
};
uhci@d8008d00 {
compatible = "platform-uhci";
reg = <0xd8008d00 0x200>;
interrupts = <26>;
};
uart0: uart@d8200000 {
compatible = "via,vt8500-uart";
reg = <0xd8200000 0x1040>;
interrupts = <32>;
clocks = <&clkuart0>;
};
uart1: uart@d82b0000 {
compatible = "via,vt8500-uart";
reg = <0xd82b0000 0x1040>;
interrupts = <33>;
clocks = <&clkuart1>;
};
uart2: uart@d8210000 {
compatible = "via,vt8500-uart";
reg = <0xd8210000 0x1040>;
interrupts = <47>;
clocks = <&clkuart2>;
};
uart3: uart@d82c0000 {
compatible = "via,vt8500-uart";
reg = <0xd82c0000 0x1040>;
interrupts = <50>;
clocks = <&clkuart3>;
};
rtc@d8100000 {
compatible = "via,vt8500-rtc";
reg = <0xd8100000 0x10000>;
interrupts = <48>;
};
sdhc@d800a000 {
compatible = "wm,wm8505-sdhc";
reg = <0xd800a000 0x1000>;
interrupts = <20 21>;
clocks = <&clksdhc>;
bus-width = <4>;
sdon-inverted;
};
};
};