diff options
| author | Joachim Eastwood <manabian@gmail.com> | 2013-02-08 02:25:54 +0100 |
|---|---|---|
| committer | Nicolas Ferre <nicolas.ferre@atmel.com> | 2013-03-21 16:07:13 +0100 |
| commit | 2d25210ddd116e8fa4afc45529db6b5cb1f3538b (patch) | |
| tree | f7c542f098cf2cae94513d9a23973eb60bd75824 /arch/arm | |
| parent | ARM: at91: dt: at91sam9x5: add i2c-gpio pinctrl (diff) | |
| download | linux-2d25210ddd116e8fa4afc45529db6b5cb1f3538b.tar.xz linux-2d25210ddd116e8fa4afc45529db6b5cb1f3538b.zip | |
ARM: at91: add TWI bindings to RM9200 DT
Signed-off-by: Joachim Eastwood <manabian@gmail.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/boot/dts/at91rm9200.dtsi | 20 | ||||
| -rw-r--r-- | arch/arm/mach-at91/at91rm9200.c | 1 |
2 files changed, 21 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/at91rm9200.dtsi b/arch/arm/boot/dts/at91rm9200.dtsi index b0268a5f4b4e..a7031c6b8603 100644 --- a/arch/arm/boot/dts/at91rm9200.dtsi +++ b/arch/arm/boot/dts/at91rm9200.dtsi @@ -29,6 +29,7 @@ gpio3 = &pioD; tcb0 = &tcb0; tcb1 = &tcb1; + i2c0 = &i2c0; ssc0 = &ssc0; ssc1 = &ssc1; ssc2 = &ssc2; @@ -91,6 +92,17 @@ 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 { compatible = "atmel,hsmci"; 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 { compatible = "atmel,at91rm9200-gpio"; reg = <0xfffff400 0x200>; diff --git a/arch/arm/mach-at91/at91rm9200.c b/arch/arm/mach-at91/at91rm9200.c index 9706c000f294..36b05fc28816 100644 --- a/arch/arm/mach-at91/at91rm9200.c +++ b/arch/arm/mach-at91/at91rm9200.c @@ -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("mci_clk", "fffb4000.mmc", &mmc_clk), CLKDEV_CON_DEV_ID("emac_clk", "fffbc000.ethernet", ðer_clk), + CLKDEV_CON_DEV_ID(NULL, "fffb8000.i2c", &twi_clk), CLKDEV_CON_DEV_ID("hclk", "300000.ohci", &ohci_clk), CLKDEV_CON_DEV_ID(NULL, "fffff400.gpio", &pioA_clk), CLKDEV_CON_DEV_ID(NULL, "fffff600.gpio", &pioB_clk), |