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ARM: dts: berlin: add I2C nodes for BG2Q 

The Marvell Berlin BG2Q has 4 TWSI compatible with the Synopsys
DesignWare I2C driver. Add the corresponding nodes.

The pin-muxing setup is also done here, since there cannot be another
muxing setup if I2C{0,1,2,3} are enabled.

Signed-off-by: Antoine Ténart <antoine.tenart@free-electrons.com>
Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
This commit is contained in:
Antoine Ténart 2014-06-03 09:33:09 +02:00 committed by Sebastian Hesselbarth
parent 44991eb4bf
commit 99f3deb8c9
1 changed files with 72 additions and 0 deletions
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72
arch/arm/boot/dts/berlin2q.dtsi
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@ -193,6 +193,32 @@ portd: gpio-port@3 {
};
};
i2c0: i2c@1400 {
compatible = "snps,designware-i2c";
#address-cells = <1>;
#size-cells = <0>;
reg = <0x1400 0x100>;
interrupt-parent = <&aic>;
interrupts = <4>;
clocks = <&chip CLKID_CFG>;
pinctrl-0 = <&twsi0_pmux>;
pinctrl-names = "default";
status = "disabled";
};
i2c1: i2c@1800 {
compatible = "snps,designware-i2c";
#address-cells = <1>;
#size-cells = <0>;
reg = <0x1800 0x100>;
interrupt-parent = <&aic>;
interrupts = <5>;
clocks = <&chip CLKID_CFG>;
pinctrl-0 = <&twsi1_pmux>;
pinctrl-names = "default";
status = "disabled";
};
timer0: timer@2c00 {
compatible = "snps,dw-apb-timer";
reg = <0x2c00 0x14>;
@ -303,6 +329,16 @@ chip: chip-control@ea0000 {
reg = <0xea0000 0x400>, <0xdd0170 0x10>;
clocks = <&refclk>;
clock-names = "refclk";
twsi0_pmux: twsi0-pmux {
groups = "G6";
function = "twsi0";
};
twsi1_pmux: twsi1-pmux {
groups = "G7";
function = "twsi1";
};
};
apb@fc0000 {
@ -313,6 +349,32 @@ apb@fc0000 {
ranges = <0 0xfc0000 0x10000>;
interrupt-parent = <&sic>;
i2c2: i2c@7000 {
compatible = "snps,designware-i2c";
#address-cells = <1>;
#size-cells = <0>;
reg = <0x7000 0x100>;
interrupt-parent = <&sic>;
interrupts = <6>;
clocks = <&refclk>;
pinctrl-0 = <&twsi2_pmux>;
pinctrl-names = "default";
status = "disabled";
};
i2c3: i2c@8000 {
compatible = "snps,designware-i2c";
#address-cells = <1>;
#size-cells = <0>;
reg = <0x8000 0x100>;
interrupt-parent = <&sic>;
interrupts = <7>;
clocks = <&refclk>;
pinctrl-0 = <&twsi3_pmux>;
pinctrl-names = "default";
status = "disabled";
};
uart0: uart@9000 {
compatible = "snps,dw-apb-uart";
reg = <0x9000 0x100>;
@ -350,6 +412,16 @@ uart1_pmux: uart1-pmux {
groups = "GSM14";
function = "uart1";
};
twsi2_pmux: twsi2-pmux {
groups = "GSM13";
function = "twsi2";
};
twsi3_pmux: twsi3-pmux {
groups = "GSM14";
function = "twsi3";
};
};
sic: interrupt-controller@e000 {