[PATCH 4/4] ARM: Kirkwood: Convert LSXL to restart-poweroff driver.

[Andrew Lunn]

Add a device tree node and remove the C code.

Signed-off-by: Andrew Lunn <andrew at lunn.ch>
---
 arch/arm/boot/dts/kirkwood-lsxl.dtsi |    4 ++++
 arch/arm/mach-kirkwood/Kconfig       |    1 +
 arch/arm/mach-kirkwood/board-lsxl.c  |   16 ----------------
 3 files changed, 5 insertions(+), 16 deletions(-)

diff --git a/arch/arm/boot/dts/kirkwood-lsxl.dtsi b/arch/arm/boot/dts/kirkwood-lsxl.dtsi
index 37d45c4..996c7fe 100644
--- a/arch/arm/boot/dts/kirkwood-lsxl.dtsi
+++ b/arch/arm/boot/dts/kirkwood-lsxl.dtsi
@@ -172,6 +172,10 @@
 		alarm-gpios = <&gpio1 8 0>;
 	};
 
+	restart_poweroff {
+		compatible = "restart-poweroff";
+	};
+
 	regulators {
 		compatible = "simple-bus";
 		#address-cells = <1>;
diff --git a/arch/arm/mach-kirkwood/Kconfig b/arch/arm/mach-kirkwood/Kconfig
index bb4de9c..432bee0 100644
--- a/arch/arm/mach-kirkwood/Kconfig
+++ b/arch/arm/mach-kirkwood/Kconfig
@@ -119,6 +119,7 @@ config MACH_GOFLEXNET_DT
 config MACH_LSXL_DT
 	bool "Buffalo Linkstation LS-XHL, LS-CHLv2 (Flattened Device Tree)"
 	select ARCH_KIRKWOOD_DT
+	select POWER_RESET_RESTART
 	help
 	  Say 'Y' here if you want your kernel to support the
 	  Buffalo Linkstation LS-XHL & LS-CHLv2 devices, using
diff --git a/arch/arm/mach-kirkwood/board-lsxl.c b/arch/arm/mach-kirkwood/board-lsxl.c
index 4ec8b7a..3483952 100644
--- a/arch/arm/mach-kirkwood/board-lsxl.c
+++ b/arch/arm/mach-kirkwood/board-lsxl.c
@@ -25,19 +25,6 @@ static struct mv643xx_eth_platform_data lsxl_ge01_data = {
 	.phy_addr	= MV643XX_ETH_PHY_ADDR(8),
 };
 
-/*
- * On the LS-XHL/LS-CHLv2, the shutdown process is following:
- * - Userland monitors key events until the power switch goes to off position
- * - The board reboots
- * - U-boot starts and goes into an idle mode waiting for the user
- *   to move the switch to ON position
- *
- */
-static void lsxl_power_off(void)
-{
-	kirkwood_restart('h', NULL);
-}
-
 void __init lsxl_init(void)
 {
 	/*
@@ -46,7 +33,4 @@ void __init lsxl_init(void)
 
 	kirkwood_ge00_init(&lsxl_ge00_data);
 	kirkwood_ge01_init(&lsxl_ge01_data);
-
-	/* register power-off method */
-	pm_power_off = lsxl_power_off;
 }
-- 
1.7.10.4