[PATCH 1/4] ARM: Kirkwood: Describe DNS325 temperature sensor in DT.
Jamie Lentin
jm at lentin.co.uk
Thu Jul 19 16:30:57 EDT 2012
From: Andrew Lunn <andrew at lunn.ch>
Now that we have I2C support in DT, describe the LM75 in
the DT file for the DNS325.
Signed-off-by: Andrew Lunn <andrew at lunn.ch>
Signed-off-by: Jamie Lentin <jm at lentin.co.uk>
---
arch/arm/boot/dts/kirkwood-dns325.dts | 8 ++++++++
arch/arm/mach-kirkwood/board-dnskw.c | 15 ++-------------
2 files changed, 10 insertions(+), 13 deletions(-)
diff --git a/arch/arm/boot/dts/kirkwood-dns325.dts b/arch/arm/boot/dts/kirkwood-dns325.dts
index 10bc819..e040d6c 100644
--- a/arch/arm/boot/dts/kirkwood-dns325.dts
+++ b/arch/arm/boot/dts/kirkwood-dns325.dts
@@ -16,6 +16,14 @@
};
ocp at f1000000 {
+ i2c at 11000 {
+ status = "okay";
+
+ lm75: lm75 at 48 {
+ compatible = "national,lm75";
+ reg = <0x48>;
+ };
+ };
serial at 12000 {
clock-frequency = <200000000>;
status = "okay";
diff --git a/arch/arm/mach-kirkwood/board-dnskw.c b/arch/arm/mach-kirkwood/board-dnskw.c
index 179f4b3..1c97efa 100644
--- a/arch/arm/mach-kirkwood/board-dnskw.c
+++ b/arch/arm/mach-kirkwood/board-dnskw.c
@@ -14,7 +14,6 @@
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
-#include <linux/i2c.h>
#include <linux/ata_platform.h>
#include <linux/mv643xx_eth.h>
#include <linux/of.h>
@@ -153,13 +152,6 @@ static struct platform_device dns320_led_device = {
},
};
-static struct i2c_board_info dns325_i2c_board_info[] __initdata = {
- {
- I2C_BOARD_INFO("lm75", 0x48),
- },
- /* Something at 0x0c also */
-};
-
static struct gpio_keys_button dnskw_button_pins[] = {
{
.code = KEY_POWER,
@@ -241,17 +233,14 @@ void __init dnskw_init(void)
kirkwood_ehci_init();
kirkwood_ge00_init(&dnskw_ge00_data);
- kirkwood_i2c_init();
platform_device_register(&dnskw_button_device);
platform_device_register(&dnskw_fan_device);
- if (of_machine_is_compatible("dlink,dns-325")) {
- i2c_register_board_info(0, dns325_i2c_board_info,
- ARRAY_SIZE(dns325_i2c_board_info));
+ if (of_machine_is_compatible("dlink,dns-325"))
platform_device_register(&dns325_led_device);
- } else if (of_machine_is_compatible("dlink,dns-320"))
+ else if (of_machine_is_compatible("dlink,dns-320"))
platform_device_register(&dns320_led_device);
/* Register power-off GPIO. */
--
1.7.10.4
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