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ARM: at91: add TWI bindings to RM9200 DT

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Signed-off-by: Joachim Eastwood <manabian@gmail.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
This commit is contained in:
Joachim Eastwood 2013-02-08 02:25:54 +01:00 committed by Nicolas Ferre
parent 463c9c7bf1
commit 2d25210ddd
2 changed files with 21 additions and 0 deletions
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20
arch/arm/boot/dts/at91rm9200.dtsi
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@ -29,6 +29,7 @@
gpio3 = &pioD; gpio3 = &pioD;
tcb0 = &tcb0; tcb0 = &tcb0;
tcb1 = &tcb1; tcb1 = &tcb1;
i2c0 = &i2c0;
ssc0 = &ssc0; ssc0 = &ssc0;
ssc1 = &ssc1; ssc1 = &ssc1;
ssc2 = &ssc2; ssc2 = &ssc2;
@ -91,6 +92,17 @@
interrupts = <20 4 0 21 4 0 22 4 0>; interrupts = <20 4 0 21 4 0 22 4 0>;
}; };
i2c0: i2c@fffb8000 {
compatible = "atmel,at91rm9200-i2c";
reg = <0xfffb8000 0x4000>;
interrupts = <12 4 6>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_twi>;
#address-cells = <1>;
#size-cells = <0>;
status = "disabled";
};
mmc0: mmc@fffb4000 { mmc0: mmc@fffb4000 {
compatible = "atmel,hsmci"; compatible = "atmel,hsmci";
reg = <0xfffb4000 0x4000>; reg = <0xfffb4000 0x4000>;
@ -365,6 +377,14 @@
}; };
}; };
twi {
pinctrl_twi: twi-0 {
atmel,pins =
<0 25 0x1 0x2 /* PA25 periph A with multi drive */
0 26 0x1 0x2>; /* PA26 periph A with multi drive */
};
};
pioA: gpio@fffff400 { pioA: gpio@fffff400 {
compatible = "atmel,at91rm9200-gpio"; compatible = "atmel,at91rm9200-gpio";
reg = <0xfffff400 0x200>; reg = <0xfffff400 0x200>;

1
arch/arm/mach-at91/at91rm9200.c
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@ -212,6 +212,7 @@ static struct clk_lookup periph_clocks_lookups[] = {
CLKDEV_CON_DEV_ID("t2_clk", "fffa4000.timer", &tc5_clk), CLKDEV_CON_DEV_ID("t2_clk", "fffa4000.timer", &tc5_clk),
CLKDEV_CON_DEV_ID("mci_clk", "fffb4000.mmc", &mmc_clk), CLKDEV_CON_DEV_ID("mci_clk", "fffb4000.mmc", &mmc_clk),
CLKDEV_CON_DEV_ID("emac_clk", "fffbc000.ethernet", &ether_clk), CLKDEV_CON_DEV_ID("emac_clk", "fffbc000.ethernet", &ether_clk),
CLKDEV_CON_DEV_ID(NULL, "fffb8000.i2c", &twi_clk),
CLKDEV_CON_DEV_ID("hclk", "300000.ohci", &ohci_clk), CLKDEV_CON_DEV_ID("hclk", "300000.ohci", &ohci_clk),
CLKDEV_CON_DEV_ID(NULL, "fffff400.gpio", &pioA_clk), CLKDEV_CON_DEV_ID(NULL, "fffff400.gpio", &pioA_clk),
CLKDEV_CON_DEV_ID(NULL, "fffff600.gpio", &pioB_clk), CLKDEV_CON_DEV_ID(NULL, "fffff600.gpio", &pioB_clk),