linux/arch/arm/boot/dts/sun7i-a20.dtsi
Maxime Ripard e5496a31d9 ARM: sun7i: Add the pin muxing options for the I2C controllers
The A20 boards we currently have share the same pins for the i2c
controllers they share. Add them to the DTSI.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
2013-09-18 11:35:37 -05:00

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/*
* Copyright 2013 Maxime Ripard
*
* Maxime Ripard <maxime.ripard@free-electrons.com>
*
* The code contained herein is licensed under the GNU General Public
* License. You may obtain a copy of the GNU General Public License
* Version 2 or later at the following locations:
*
* http://www.opensource.org/licenses/gpl-license.html
* http://www.gnu.org/copyleft/gpl.html
*/
/include/ "skeleton.dtsi"
/ {
interrupt-parent = <&gic>;
cpus {
#address-cells = <1>;
#size-cells = <0>;
cpu@0 {
compatible = "arm,cortex-a7";
device_type = "cpu";
reg = <0>;
};
cpu@1 {
compatible = "arm,cortex-a7";
device_type = "cpu";
reg = <1>;
};
};
memory {
reg = <0x40000000 0x80000000>;
};
clocks {
#address-cells = <1>;
#size-cells = <1>;
ranges;
osc24M: osc24M@01c20050 {
#clock-cells = <0>;
compatible = "allwinner,sun4i-osc-clk";
reg = <0x01c20050 0x4>;
clock-frequency = <24000000>;
};
osc32k: osc32k {
#clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <32768>;
};
pll1: pll1@01c20000 {
#clock-cells = <0>;
compatible = "allwinner,sun4i-pll1-clk";
reg = <0x01c20000 0x4>;
clocks = <&osc24M>;
};
/*
* This is a dummy clock, to be used as placeholder on
* other mux clocks when a specific parent clock is not
* yet implemented. It should be dropped when the driver
* is complete.
*/
pll6: pll6 {
#clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <0>;
};
cpu: cpu@01c20054 {
#clock-cells = <0>;
compatible = "allwinner,sun4i-cpu-clk";
reg = <0x01c20054 0x4>;
clocks = <&osc32k>, <&osc24M>, <&pll1>, <&pll6>;
};
axi: axi@01c20054 {
#clock-cells = <0>;
compatible = "allwinner,sun4i-axi-clk";
reg = <0x01c20054 0x4>;
clocks = <&cpu>;
};
ahb: ahb@01c20054 {
#clock-cells = <0>;
compatible = "allwinner,sun4i-ahb-clk";
reg = <0x01c20054 0x4>;
clocks = <&axi>;
};
ahb_gates: ahb_gates@01c20060 {
#clock-cells = <1>;
compatible = "allwinner,sun7i-a20-ahb-gates-clk";
reg = <0x01c20060 0x8>;
clocks = <&ahb>;
clock-output-names = "ahb_usb0", "ahb_ehci0",
"ahb_ohci0", "ahb_ehci1", "ahb_ohci1",
"ahb_ss", "ahb_dma", "ahb_bist", "ahb_mmc0",
"ahb_mmc1", "ahb_mmc2", "ahb_mmc3", "ahb_ms",
"ahb_nand", "ahb_sdram", "ahb_ace",
"ahb_emac", "ahb_ts", "ahb_spi0", "ahb_spi1",
"ahb_spi2", "ahb_spi3", "ahb_sata",
"ahb_hstimer", "ahb_ve", "ahb_tvd", "ahb_tve0",
"ahb_tve1", "ahb_lcd0", "ahb_lcd1", "ahb_csi0",
"ahb_csi1", "ahb_hdmi1", "ahb_hdmi0",
"ahb_de_be0", "ahb_de_be1", "ahb_de_fe0",
"ahb_de_fe1", "ahb_gmac", "ahb_mp",
"ahb_mali";
};
apb0: apb0@01c20054 {
#clock-cells = <0>;
compatible = "allwinner,sun4i-apb0-clk";
reg = <0x01c20054 0x4>;
clocks = <&ahb>;
};
apb0_gates: apb0_gates@01c20068 {
#clock-cells = <1>;
compatible = "allwinner,sun7i-a20-apb0-gates-clk";
reg = <0x01c20068 0x4>;
clocks = <&apb0>;
clock-output-names = "apb0_codec", "apb0_spdif",
"apb0_ac97", "apb0_iis0", "apb0_iis1",
"apb0_pio", "apb0_ir0", "apb0_ir1",
"apb0_iis2", "apb0_keypad";
};
apb1_mux: apb1_mux@01c20058 {
#clock-cells = <0>;
compatible = "allwinner,sun4i-apb1-mux-clk";
reg = <0x01c20058 0x4>;
clocks = <&osc24M>, <&pll6>, <&osc32k>;
};
apb1: apb1@01c20058 {
#clock-cells = <0>;
compatible = "allwinner,sun4i-apb1-clk";
reg = <0x01c20058 0x4>;
clocks = <&apb1_mux>;
};
apb1_gates: apb1_gates@01c2006c {
#clock-cells = <1>;
compatible = "allwinner,sun7i-a20-apb1-gates-clk";
reg = <0x01c2006c 0x4>;
clocks = <&apb1>;
clock-output-names = "apb1_i2c0", "apb1_i2c1",
"apb1_i2c2", "apb1_i2c3", "apb1_can",
"apb1_scr", "apb1_ps20", "apb1_ps21",
"apb1_i2c4", "apb1_uart0", "apb1_uart1",
"apb1_uart2", "apb1_uart3", "apb1_uart4",
"apb1_uart5", "apb1_uart6", "apb1_uart7";
};
};
soc@01c00000 {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
ranges;
emac: ethernet@01c0b000 {
compatible = "allwinner,sun4i-emac";
reg = <0x01c0b000 0x1000>;
interrupts = <0 55 1>;
clocks = <&ahb_gates 17>;
status = "disabled";
};
mdio@01c0b080 {
compatible = "allwinner,sun4i-mdio";
reg = <0x01c0b080 0x14>;
status = "disabled";
#address-cells = <1>;
#size-cells = <0>;
};
pio: pinctrl@01c20800 {
compatible = "allwinner,sun7i-a20-pinctrl";
reg = <0x01c20800 0x400>;
interrupts = <0 28 1>;
clocks = <&apb0_gates 5>;
gpio-controller;
interrupt-controller;
#address-cells = <1>;
#size-cells = <0>;
#gpio-cells = <3>;
uart0_pins_a: uart0@0 {
allwinner,pins = "PB22", "PB23";
allwinner,function = "uart0";
allwinner,drive = <0>;
allwinner,pull = <0>;
};
uart6_pins_a: uart6@0 {
allwinner,pins = "PI12", "PI13";
allwinner,function = "uart6";
allwinner,drive = <0>;
allwinner,pull = <0>;
};
uart7_pins_a: uart7@0 {
allwinner,pins = "PI20", "PI21";
allwinner,function = "uart7";
allwinner,drive = <0>;
allwinner,pull = <0>;
};
i2c0_pins_a: i2c0@0 {
allwinner,pins = "PB0", "PB1";
allwinner,function = "i2c0";
allwinner,drive = <0>;
allwinner,pull = <0>;
};
i2c1_pins_a: i2c1@0 {
allwinner,pins = "PB18", "PB19";
allwinner,function = "i2c1";
allwinner,drive = <0>;
allwinner,pull = <0>;
};
i2c2_pins_a: i2c2@0 {
allwinner,pins = "PB20", "PB21";
allwinner,function = "i2c2";
allwinner,drive = <0>;
allwinner,pull = <0>;
};
emac_pins_a: emac0@0 {
allwinner,pins = "PA0", "PA1", "PA2",
"PA3", "PA4", "PA5", "PA6",
"PA7", "PA8", "PA9", "PA10",
"PA11", "PA12", "PA13", "PA14",
"PA15", "PA16";
allwinner,function = "emac";
allwinner,drive = <0>;
allwinner,pull = <0>;
};
};
timer@01c20c00 {
compatible = "allwinner,sun4i-timer";
reg = <0x01c20c00 0x90>;
interrupts = <0 22 1>,
<0 23 1>,
<0 24 1>,
<0 25 1>,
<0 67 1>,
<0 68 1>;
clocks = <&osc24M>;
};
wdt: watchdog@01c20c90 {
compatible = "allwinner,sun4i-wdt";
reg = <0x01c20c90 0x10>;
};
sid: eeprom@01c23800 {
compatible = "allwinner,sun7i-a20-sid";
reg = <0x01c23800 0x200>;
};
uart0: serial@01c28000 {
compatible = "snps,dw-apb-uart";
reg = <0x01c28000 0x400>;
interrupts = <0 1 1>;
reg-shift = <2>;
reg-io-width = <4>;
clocks = <&apb1_gates 16>;
status = "disabled";
};
uart1: serial@01c28400 {
compatible = "snps,dw-apb-uart";
reg = <0x01c28400 0x400>;
interrupts = <0 2 1>;
reg-shift = <2>;
reg-io-width = <4>;
clocks = <&apb1_gates 17>;
status = "disabled";
};
uart2: serial@01c28800 {
compatible = "snps,dw-apb-uart";
reg = <0x01c28800 0x400>;
interrupts = <0 3 1>;
reg-shift = <2>;
reg-io-width = <4>;
clocks = <&apb1_gates 18>;
status = "disabled";
};
uart3: serial@01c28c00 {
compatible = "snps,dw-apb-uart";
reg = <0x01c28c00 0x400>;
interrupts = <0 4 1>;
reg-shift = <2>;
reg-io-width = <4>;
clocks = <&apb1_gates 19>;
status = "disabled";
};
uart4: serial@01c29000 {
compatible = "snps,dw-apb-uart";
reg = <0x01c29000 0x400>;
interrupts = <0 17 1>;
reg-shift = <2>;
reg-io-width = <4>;
clocks = <&apb1_gates 20>;
status = "disabled";
};
uart5: serial@01c29400 {
compatible = "snps,dw-apb-uart";
reg = <0x01c29400 0x400>;
interrupts = <0 18 1>;
reg-shift = <2>;
reg-io-width = <4>;
clocks = <&apb1_gates 21>;
status = "disabled";
};
uart6: serial@01c29800 {
compatible = "snps,dw-apb-uart";
reg = <0x01c29800 0x400>;
interrupts = <0 19 1>;
reg-shift = <2>;
reg-io-width = <4>;
clocks = <&apb1_gates 22>;
status = "disabled";
};
uart7: serial@01c29c00 {
compatible = "snps,dw-apb-uart";
reg = <0x01c29c00 0x400>;
interrupts = <0 20 1>;
reg-shift = <2>;
reg-io-width = <4>;
clocks = <&apb1_gates 23>;
status = "disabled";
};
i2c0: i2c@01c2ac00 {
compatible = "allwinner,sun4i-i2c";
reg = <0x01c2ac00 0x400>;
interrupts = <0 7 1>;
clocks = <&apb1_gates 0>;
clock-frequency = <100000>;
status = "disabled";
};
i2c1: i2c@01c2b000 {
compatible = "allwinner,sun4i-i2c";
reg = <0x01c2b000 0x400>;
interrupts = <0 8 1>;
clocks = <&apb1_gates 1>;
clock-frequency = <100000>;
status = "disabled";
};
i2c2: i2c@01c2b400 {
compatible = "allwinner,sun4i-i2c";
reg = <0x01c2b400 0x400>;
interrupts = <0 9 1>;
clocks = <&apb1_gates 2>;
clock-frequency = <100000>;
status = "disabled";
};
i2c3: i2c@01c2b800 {
compatible = "allwinner,sun4i-i2c";
reg = <0x01c2b800 0x400>;
interrupts = <0 88 1>;
clocks = <&apb1_gates 3>;
clock-frequency = <100000>;
status = "disabled";
};
i2c4: i2c@01c2bc00 {
compatible = "allwinner,sun4i-i2c";
reg = <0x01c2bc00 0x400>;
interrupts = <0 89 1>;
clocks = <&apb1_gates 15>;
clock-frequency = <100000>;
status = "disabled";
};
gic: interrupt-controller@01c81000 {
compatible = "arm,cortex-a7-gic", "arm,cortex-a15-gic";
reg = <0x01c81000 0x1000>,
<0x01c82000 0x1000>,
<0x01c84000 0x2000>,
<0x01c86000 0x2000>;
interrupt-controller;
#interrupt-cells = <3>;
interrupts = <1 9 0xf04>;
};
};
};