ARM: orion5x: Switch to new sys-off handler API

Kernel now supports chained power-off handlers. Use
register_platform_power_off() that registers a platform level power-off
handler. Legacy pm_power_off() will be removed once all drivers and archs
are converted to the new sys-off API.
Signed-off-by: Andrew Davis <afd@ti.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com>

arch/arm/mach-orion5x/board-mss2.c

@@ -82,5 +82,5 @@ static void mss2_power_off(void)
 void __init mss2_init(void)
 {
 	/* register mss2 specific power-off method */
-	pm_power_off = mss2_power_off;
+	register_platform_power_off(mss2_power_off);
 }

arch/arm/mach-orion5x/dns323-setup.c

@@ -700,7 +700,7 @@ static void __init dns323_init(void)
 		if (gpio_request(DNS323_GPIO_POWER_OFF, "POWEROFF") != 0 ||
 		    gpio_direction_output(DNS323_GPIO_POWER_OFF, 0) != 0)
 			pr_err("DNS-323: failed to setup power-off GPIO\n");
-		pm_power_off = dns323a_power_off;
+		register_platform_power_off(dns323a_power_off);
 		break;
 	case DNS323_REV_B1:
 		/* 5182 built-in SATA init */
@@ -717,7 +717,7 @@ static void __init dns323_init(void)
 		if (gpio_request(DNS323_GPIO_POWER_OFF, "POWEROFF") != 0 ||
 		    gpio_direction_output(DNS323_GPIO_POWER_OFF, 0) != 0)
 			pr_err("DNS-323: failed to setup power-off GPIO\n");
-		pm_power_off = dns323b_power_off;
+		register_platform_power_off(dns323b_power_off);
 		break;
 	case DNS323_REV_C1:
 		/* 5182 built-in SATA init */
@@ -727,7 +727,7 @@ static void __init dns323_init(void)
 		if (gpio_request(DNS323C_GPIO_POWER_OFF, "POWEROFF") != 0 ||
 		    gpio_direction_output(DNS323C_GPIO_POWER_OFF, 0) != 0)
 			pr_err("DNS-323: failed to setup power-off GPIO\n");
-		pm_power_off = dns323c_power_off;
+		register_platform_power_off(dns323c_power_off);
 
 		/* Now, -this- should theoretically be done by the sata_mv driver
 		 * once I figure out what's going on there. Maybe the behaviour

arch/arm/mach-orion5x/kurobox_pro-setup.c

@@ -373,7 +373,7 @@ static void __init kurobox_pro_init(void)
 	i2c_register_board_info(0, &kurobox_pro_i2c_rtc, 1);
 
 	/* register Kurobox Pro specific power-off method */
-	pm_power_off = kurobox_pro_power_off;
+	register_platform_power_off(kurobox_pro_power_off);
 }
 
 #ifdef CONFIG_MACH_KUROBOX_PRO

arch/arm/mach-orion5x/mv2120-setup.c

@@ -238,7 +238,7 @@ static void __init mv2120_init(void)
 	if (gpio_request(MV2120_GPIO_POWER_OFF, "POWEROFF") != 0 ||
 	    gpio_direction_output(MV2120_GPIO_POWER_OFF, 1) != 0)
 		pr_err("mv2120: failed to setup power-off GPIO\n");
-	pm_power_off = mv2120_power_off;
+	register_platform_power_off(mv2120_power_off);
 }
 
 /* Warning: HP uses a wrong mach-type (=526) in their bootloader */

arch/arm/mach-orion5x/net2big-setup.c

@@ -423,7 +423,7 @@ static void __init net2big_init(void)
 
 	if (gpio_request(NET2BIG_GPIO_POWER_OFF, "power-off") == 0 &&
 	    gpio_direction_output(NET2BIG_GPIO_POWER_OFF, 0) == 0)
-		pm_power_off = net2big_power_off;
+		register_platform_power_off(net2big_power_off);
 	else
 		pr_err("net2big: failed to configure power-off GPIO\n");
 

arch/arm/mach-orion5x/terastation_pro2-setup.c

@@ -349,7 +349,7 @@ static void __init tsp2_init(void)
 	i2c_register_board_info(0, &tsp2_i2c_rtc, 1);
 
 	/* register Terastation Pro II specific power-off method */
-	pm_power_off = tsp2_power_off;
+	register_platform_power_off(tsp2_power_off);
 }
 
 MACHINE_START(TERASTATION_PRO2, "Buffalo Terastation Pro II/Live")

arch/arm/mach-orion5x/ts209-setup.c

@@ -314,7 +314,7 @@ static void __init qnap_ts209_init(void)
 	i2c_register_board_info(0, &qnap_ts209_i2c_rtc, 1);
 
 	/* register tsx09 specific power-off method */
-	pm_power_off = qnap_tsx09_power_off;
+	register_platform_power_off(qnap_tsx09_power_off);
 }
 
 MACHINE_START(TS209, "QNAP TS-109/TS-209")

arch/arm/mach-orion5x/ts409-setup.c

@@ -312,7 +312,7 @@ static void __init qnap_ts409_init(void)
 	platform_device_register(&ts409_leds);
 
 	/* register tsx09 specific power-off method */
-	pm_power_off = qnap_tsx09_power_off;
+	register_platform_power_off(qnap_tsx09_power_off);
 }
 
 MACHINE_START(TS409, "QNAP TS-409")