diff options
| author | Thomas Petazzoni <thomas.petazzoni@free-electrons.com> | 2014-04-22 23:26:33 +0200 |
|---|---|---|
| committer | Jason Cooper <jason@lakedaemon.net> | 2014-04-26 19:45:16 +0000 |
| commit | 39eabec14c05ec67e9afe56711b040728de1d533 (patch) | |
| tree | 483d0891cd6ff1c6bcadeddad9a945d2cdc9edfd | |
| parent | 43be7e02f634422f105217e82559e3b716b3351d (diff) | |
ARM: orion5x: use DT to describe I2C devices on edmini_v2
This commit converts the already partially DT-converted edmini_v2
platform to use the Device Tree for I2C bus and devices.
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Acked-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Link: https://lkml.kernel.org/r/1398202002-28530-30-git-send-email-thomas.petazzoni@free-electrons.com
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
| -rw-r--r-- | arch/arm/boot/dts/orion5x-lacie-ethernet-disk-mini-v2.dts | 14 | ||||
| -rw-r--r-- | arch/arm/mach-orion5x/edmini_v2-setup.c | 24 |
2 files changed, 14 insertions, 24 deletions
diff --git a/arch/arm/boot/dts/orion5x-lacie-ethernet-disk-mini-v2.dts b/arch/arm/boot/dts/orion5x-lacie-ethernet-disk-mini-v2.dts index aa74b00d68e2..41b2ab567bf5 100644 --- a/arch/arm/boot/dts/orion5x-lacie-ethernet-disk-mini-v2.dts +++ b/arch/arm/boot/dts/orion5x-lacie-ethernet-disk-mini-v2.dts @@ -10,6 +10,7 @@ #include <dt-bindings/gpio/gpio.h> #include <dt-bindings/input/input.h> +#include <dt-bindings/interrupt-controller/irq.h> #include "orion5x-mv88f5182.dtsi" / { @@ -63,6 +64,19 @@ }; }; +&i2c { + status = "okay"; + clock-frequency = <100000>; + #address-cells = <1>; + + rtc@32 { + compatible = "ricoh,rs5c372a"; + reg = <0x32>; + interrupt-parent = <&gpio0>; + interrupts = <3 IRQ_TYPE_LEVEL_LOW>; + }; +}; + &mdio { status = "okay"; diff --git a/arch/arm/mach-orion5x/edmini_v2-setup.c b/arch/arm/mach-orion5x/edmini_v2-setup.c index c50469e978de..75648abbee92 100644 --- a/arch/arm/mach-orion5x/edmini_v2-setup.c +++ b/arch/arm/mach-orion5x/edmini_v2-setup.c @@ -96,17 +96,6 @@ static struct platform_device edmini_v2_nor_flash = { }; /***************************************************************************** - * RTC 5C372a on I2C bus - ****************************************************************************/ - -#define EDMINIV2_RTC_GPIO 3 - -static struct i2c_board_info __initdata edmini_v2_i2c_rtc = { - I2C_BOARD_INFO("rs5c372a", 0x32), - .irq = 0, -}; - -/***************************************************************************** * General Setup ****************************************************************************/ @@ -125,17 +114,4 @@ void __init edmini_v2_init(void) pr_notice("edmini_v2: USB device port, flash write and power-off " "are not yet supported.\n"); - - /* Get RTC IRQ and register the chip */ - if (gpio_request(EDMINIV2_RTC_GPIO, "rtc") == 0) { - if (gpio_direction_input(EDMINIV2_RTC_GPIO) == 0) - edmini_v2_i2c_rtc.irq = gpio_to_irq(EDMINIV2_RTC_GPIO); - else - gpio_free(EDMINIV2_RTC_GPIO); - } - - if (edmini_v2_i2c_rtc.irq == 0) - pr_warning("edmini_v2: failed to get RTC IRQ\n"); - - i2c_register_board_info(0, &edmini_v2_i2c_rtc, 1); } |