ARM: kirkwood: Add LS-XHL and LS-CHLv2 support

Add support for Buffalo Linkstation LS-XHL and LS-CHLv2 using the device tree where possible. Signed-off-by: Michael Walle <michael@walle.cc> Signed-off-by: Andrew Lunn <andrew@lunn.ch>
author: Michael Walle <michael@walle.cc> 2012-07-17 01:25:55 -0400
committer: Andrew Lunn <andrew@lunn.ch> 2012-07-27 10:49:10 -0400
commit: 4aff38a3db1f63494812834f1fbbdb1f00579c66 (patch)
tree: 05b34f783f378d6e9d7c0a9ab0dfccdce6992a0b
parent: 5136b2aa622844fcff9fecf1f2c57670b890227f (diff)
9 files changed, 291 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/kirkwood-lschlv2.dts b/arch/arm/boot/dts/kirkwood-lschlv2.dts
new file mode 100644
index 00000000000..37649b58fd9
--- /dev/null
+++ b/arch/arm/boot/dts/kirkwood-lschlv2.dts
@@ -0,0 +1,20 @@
+/dts-v1/;
+/include/ "kirkwood-lsxl.dtsi"
+/ {
+        model = "Buffalo Linkstation LS-CHLv2";
+        compatible = "buffalo,lschlv2", "buffalo,lsxl", "mrvl,kirkwood-88f6281", "mrvl,kirkwood";
+        memory {
+                device_type = "memory";
+                reg = <0x00000000 0x4000000>;
+        };
+        ocp@f1000000 {
+                serial@12000 {
+                        clock-frequency = <166666667>;
+                        status = "okay";
+                };
+        };
+};
diff --git a/arch/arm/boot/dts/kirkwood-lsxhl.dts b/arch/arm/boot/dts/kirkwood-lsxhl.dts
new file mode 100644
index 00000000000..eb3c07149be
--- /dev/null
+++ b/arch/arm/boot/dts/kirkwood-lsxhl.dts
@@ -0,0 +1,20 @@
+/dts-v1/;
+/include/ "kirkwood-lsxl.dtsi"
+/ {
+        model = "Buffalo Linkstation LS-XHL";
+        compatible = "buffalo,lsxhl", "buffalo,lsxl", "mrvl,kirkwood-88f6281", "mrvl,kirkwood";
+        memory {
+                device_type = "memory";
+                reg = <0x00000000 0x10000000>;
+        };
+        ocp@f1000000 {
+                serial@12000 {
+                        clock-frequency = <200000000>;
+                        status = "okay";
+                };
+        };
+};
diff --git a/arch/arm/boot/dts/kirkwood-lsxl.dtsi b/arch/arm/boot/dts/kirkwood-lsxl.dtsi
new file mode 100644
index 00000000000..8ac51c08269
--- /dev/null
+++ b/arch/arm/boot/dts/kirkwood-lsxl.dtsi
@@ -0,0 +1,95 @@
+/include/ "kirkwood.dtsi"
+/ {
+        chosen {
+                bootargs = "console=ttyS0,115200n8 earlyprintk";
+        };
+        ocp@f1000000 {
+                sata@80000 {
+                        status = "okay";
+                        nr-ports = <1>;
+                };
+                spi@10600 {
+                        status = "okay";
+                        m25p40@0 {
+                                #address-cells = <1>;
+                                #size-cells = <1>;
+                                compatible = "m25p40";
+                                reg = <0>;
+                                spi-max-frequency = <25000000>;
+                                mode = <0>;
+                                partition@0 {
+                                        reg = <0x0 0x60000>;
+                                        label = "uboot";
+                                        read-only;
+                                };
+                                partition@60000 {
+                                        reg = <0x60000 0x10000>;
+                                        label = "dtb";
+                                        read-only;
+                                };
+                                partition@70000 {
+                                        reg = <0x70000 0x10000>;
+                                        label = "uboot_env";
+                                };
+                        };
+                };
+        };
+        gpio_keys {
+                compatible = "gpio-keys";
+                #address-cells = <1>;
+                #size-cells = <0>;
+                button@1 {
+                        label = "Function Button";
+                        linux,code = <132>;
+                        gpios = <&gpio1 9 1>;
+                };
+                button@2 {
+                        label = "Power-on Switch";
+                        linux,code = <116>;
+                        gpios = <&gpio1 10 1>;
+                };
+                button@3 {
+                        label = "Power-auto Switch";
+                        linux,code = <142>;
+                        gpios = <&gpio1 11 1>;
+                };
+        };
+        gpio_leds {
+                compatible = "gpio-leds";
+                led@1 {
+                        label = "lschlv2:blue:func";
+                        gpios = <&gpio1 4 1>;
+                };
+                led@2 {
+                        label = "lschlv2:red:alarm";
+                        gpios = <&gpio1 5 1>;
+                };
+                led@3 {
+                        label = "lschlv2:amber:info";
+                        gpios = <&gpio1 6 1>;
+                };
+                led@4 {
+                        label = "lschlv2:blue:power";
+                        gpios = <&gpio1 7 1>;
+                        linux,default-trigger = "default-on";
+                };
+                led@5 {
+                        label = "lschlv2:red:func";
+                        gpios = <&gpio1 16 1>;
+                };
+        };
+};
diff --git a/arch/arm/mach-kirkwood/Kconfig b/arch/arm/mach-kirkwood/Kconfig
index cb636d05f4f..ca5c15a4e62 100644
--- a/arch/arm/mach-kirkwood/Kconfig
+++ b/arch/arm/mach-kirkwood/Kconfig
@@ -101,6 +101,14 @@ config MACH_GOFLEXNET_DT
          Say 'Y' here if you want your kernel to support the
          Seagate GoFlex Net (Flattened Device Tree).
+config MACH_LSXL_DT
+        bool "Buffalo Linkstation LS-XHL, LS-CHLv2 (Flattened Device Tree)"
+        select ARCH_KIRKWOOD_DT
+        help
+          Say 'Y' here if you want your kernel to support the
+          Buffalo Linkstation LS-XHL & LS-CHLv2 devices, using
+          Flattened Device Tree.
 config MACH_TS219
        bool "QNAP TS-110, TS-119, TS-119P+, TS-210, TS-219, TS-219P and TS-219P+ Turbo NAS"
        help
diff --git a/arch/arm/mach-kirkwood/Makefile b/arch/arm/mach-kirkwood/Makefile
index 7153a24c302..055c85a1cc4 100644
--- a/arch/arm/mach-kirkwood/Makefile
+++ b/arch/arm/mach-kirkwood/Makefile
@@ -27,3 +27,4 @@ obj-$(CONFIG_MACH_DLINK_KIRKWOOD_DT)	+= board-dnskw.o
 obj-$(CONFIG_MACH_IB62X0_DT)            += board-ib62x0.o
 obj-$(CONFIG_MACH_TS219_DT)             += board-ts219.o tsx1x-common.o
 obj-$(CONFIG_MACH_GOFLEXNET_DT)         += board-goflexnet.o
+obj-$(CONFIG_MACH_LSXL_DT)              += board-lsxl.o
diff --git a/arch/arm/mach-kirkwood/Makefile.boot b/arch/arm/mach-kirkwood/Makefile.boot
index c6eba8f114a..2a576abf409 100644
--- a/arch/arm/mach-kirkwood/Makefile.boot
+++ b/arch/arm/mach-kirkwood/Makefile.boot
@@ -9,3 +9,5 @@ dtb-$(CONFIG_MACH_ICONNECT_DT) += kirkwood-iconnect.dtb
 dtb-$(CONFIG_MACH_IB62X0_DT) += kirkwood-ib62x0.dtb
 dtb-$(CONFIG_MACH_TS219_DT)     += kirkwood-qnap-ts219.dtb
 dtb-$(CONFIG_MACH_GOFLEXNET_DT) += kirkwood-goflexnet.dtb
+dbt-$(CONFIG_MACH_LSXL_DT) += kirkwood-lschlv2.dtb
+dbt-$(CONFIG_MACH_LSXL_DT) += kirkwood-lsxhl.dtb
diff --git a/arch/arm/mach-kirkwood/board-dt.c b/arch/arm/mach-kirkwood/board-dt.c
index 87538182d3d..43142cfbb7c 100644
--- a/arch/arm/mach-kirkwood/board-dt.c
+++ b/arch/arm/mach-kirkwood/board-dt.c
@@ -84,6 +84,9 @@ static void __init kirkwood_dt_init(void)
        if (of_machine_is_compatible("seagate,goflexnet"))
                goflexnet_init();
+        if (of_machine_is_compatible("buffalo,lsxl"))
+                lsxl_init();
        of_platform_populate(NULL, kirkwood_dt_match_table,
                             kirkwood_auxdata_lookup, NULL);
 }
@@ -96,6 +99,7 @@ static const char *kirkwood_dt_board_compat[] = {
        "raidsonic,ib-nas62x0",
        "qnap,ts219",
        "seagate,goflexnet",
+        "buffalo,lsxl",
        NULL
 };
diff --git a/arch/arm/mach-kirkwood/board-lsxl.c b/arch/arm/mach-kirkwood/board-lsxl.c
new file mode 100644
index 00000000000..83d8975592f
--- /dev/null
+++ b/arch/arm/mach-kirkwood/board-lsxl.c
@@ -0,0 +1,135 @@
+/*
+ * Copyright 2012 (C), Michael Walle <michael@walle.cc>
+ *
+ * arch/arm/mach-kirkwood/board-lsxl.c
+ *
+ * Buffalo Linkstation LS-XHL and LS-CHLv2 init for drivers not
+ * converted to flattened device tree yet.
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2.  This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/partitions.h>
+#include <linux/ata_platform.h>
+#include <linux/spi/flash.h>
+#include <linux/spi/spi.h>
+#include <linux/mv643xx_eth.h>
+#include <linux/gpio.h>
+#include <linux/gpio-fan.h>
+#include <linux/input.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <mach/kirkwood.h>
+#include "common.h"
+#include "mpp.h"
+static struct mv643xx_eth_platform_data lsxl_ge00_data = {
+        .phy_addr       = MV643XX_ETH_PHY_ADDR(0),
+};
+static struct mv643xx_eth_platform_data lsxl_ge01_data = {
+        .phy_addr       = MV643XX_ETH_PHY_ADDR(8),
+};
+static unsigned int lsxl_mpp_config[] __initdata = {
+        MPP10_GPO,      /* HDD Power Enable */
+        MPP11_GPIO,     /* USB Vbus Enable */
+        MPP18_GPO,      /* FAN High Enable# */
+        MPP19_GPO,      /* FAN Low Enable# */
+        MPP36_GPIO,     /* Function Blue LED */
+        MPP37_GPIO,     /* Alarm LED */
+        MPP38_GPIO,     /* Info LED */
+        MPP39_GPIO,     /* Power LED */
+        MPP40_GPIO,     /* Fan Lock */
+        MPP41_GPIO,     /* Function Button */
+        MPP42_GPIO,     /* Power Switch */
+        MPP43_GPIO,     /* Power Auto Switch */
+        MPP48_GPIO,     /* Function Red LED */
+        0
+};
+#define LSXL_GPIO_FAN_HIGH      18
+#define LSXL_GPIO_FAN_LOW       19
+#define LSXL_GPIO_FAN_LOCK      40
+static struct gpio_fan_alarm lsxl_alarm = {
+        .gpio = LSXL_GPIO_FAN_LOCK,
+};
+static struct gpio_fan_speed lsxl_speeds[] = {
+        {
+                .rpm = 0,
+                .ctrl_val = 3,
+        }, {
+                .rpm = 1500,
+                .ctrl_val = 1,
+        }, {
+                .rpm = 3250,
+                .ctrl_val = 2,
+        }, {
+                .rpm = 5000,
+                .ctrl_val = 0,
+        }
+};
+static int lsxl_gpio_list[] = {
+        LSXL_GPIO_FAN_HIGH, LSXL_GPIO_FAN_LOW,
+};
+static struct gpio_fan_platform_data lsxl_fan_data = {
+        .num_ctrl = ARRAY_SIZE(lsxl_gpio_list),
+        .ctrl = lsxl_gpio_list,
+        .alarm = &lsxl_alarm,
+        .num_speed = ARRAY_SIZE(lsxl_speeds),
+        .speed = lsxl_speeds,
+};
+static struct platform_device lsxl_fan_device = {
+        .name = "gpio-fan",
+        .id = -1,
+        .num_resources = 0,
+        .dev = {
+                .platform_data = &lsxl_fan_data,
+        },
+};
+/*
+ * 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);
+}
+#define LSXL_GPIO_HDD_POWER 10
+#define LSXL_GPIO_USB_POWER 11
+void __init lsxl_init(void)
+{
+        /*
+         * Basic setup. Needs to be called early.
+         */
+        kirkwood_mpp_conf(lsxl_mpp_config);
+        /* usb and sata power on */
+        gpio_set_value(LSXL_GPIO_USB_POWER, 1);
+        gpio_set_value(LSXL_GPIO_HDD_POWER, 1);
+        kirkwood_ehci_init();
+        kirkwood_ge00_init(&lsxl_ge00_data);
+        kirkwood_ge01_init(&lsxl_ge01_data);
+        platform_device_register(&lsxl_fan_device);
+        /* register power-off method */
+        pm_power_off = lsxl_power_off;
+}
diff --git a/arch/arm/mach-kirkwood/common.h b/arch/arm/mach-kirkwood/common.h
index 2fd03adbd71..304dd1abfdc 100644
--- a/arch/arm/mach-kirkwood/common.h
+++ b/arch/arm/mach-kirkwood/common.h
@@ -88,6 +88,12 @@ void goflexnet_init(void);
 static inline void goflexnet_init(void) {};
 #endif
+#ifdef CONFIG_MACH_LSXL_DT
+void lsxl_init(void);
+#else
+static inline void lsxl_init(void) {};
+#endif
 /* early init functions not converted to fdt yet */
 char *kirkwood_id(void);
 void kirkwood_l2_init(void);
author	Michael Walle <michael@walle.cc>	2012-07-17 01:25:55 -0400
committer	Andrew Lunn <andrew@lunn.ch>	2012-07-27 10:49:10 -0400
commit	4aff38a3db1f63494812834f1fbbdb1f00579c66 (patch)
tree	05b34f783f378d6e9d7c0a9ab0dfccdce6992a0b
parent	5136b2aa622844fcff9fecf1f2c57670b890227f (diff)

diff --git a/arch/arm/boot/dts/kirkwood-lschlv2.dts b/arch/arm/boot/dts/kirkwood-lschlv2.dts new file mode 100644 index 00000000000..37649b58fd9 --- /dev/null +++ b/arch/arm/boot/dts/kirkwood-lschlv2.dts
@@ -0,0 +1,20 @@
		1	/dts-v1/;
		2
		3	/include/ "kirkwood-lsxl.dtsi"
		4
		5	/ {
		6	model = "Buffalo Linkstation LS-CHLv2";
		7	compatible = "buffalo,lschlv2", "buffalo,lsxl", "mrvl,kirkwood-88f6281", "mrvl,kirkwood";
		8
		9	memory {
		10	device_type = "memory";
		11	reg = <0x00000000 0x4000000>;
		12	};
		13
		14	ocp@f1000000 {
		15	serial@12000 {
		16	clock-frequency = <166666667>;
		17	status = "okay";
		18	};
		19	};
		20	};


diff --git a/arch/arm/boot/dts/kirkwood-lsxhl.dts b/arch/arm/boot/dts/kirkwood-lsxhl.dts new file mode 100644 index 00000000000..eb3c07149be --- /dev/null +++ b/arch/arm/boot/dts/kirkwood-lsxhl.dts
@@ -0,0 +1,20 @@
		1	/dts-v1/;
		2
		3	/include/ "kirkwood-lsxl.dtsi"
		4
		5	/ {
		6	model = "Buffalo Linkstation LS-XHL";
		7	compatible = "buffalo,lsxhl", "buffalo,lsxl", "mrvl,kirkwood-88f6281", "mrvl,kirkwood";
		8
		9	memory {
		10	device_type = "memory";
		11	reg = <0x00000000 0x10000000>;
		12	};
		13
		14	ocp@f1000000 {
		15	serial@12000 {
		16	clock-frequency = <200000000>;
		17	status = "okay";
		18	};
		19	};
		20	};


diff --git a/arch/arm/boot/dts/kirkwood-lsxl.dtsi b/arch/arm/boot/dts/kirkwood-lsxl.dtsi new file mode 100644 index 00000000000..8ac51c08269 --- /dev/null +++ b/arch/arm/boot/dts/kirkwood-lsxl.dtsi
@@ -0,0 +1,95 @@
		1	/include/ "kirkwood.dtsi"
		2
		3	/ {
		4	chosen {
		5	bootargs = "console=ttyS0,115200n8 earlyprintk";
		6	};
		7
		8	ocp@f1000000 {
		9	sata@80000 {
		10	status = "okay";
		11	nr-ports = <1>;
		12	};
		13
		14	spi@10600 {
		15	status = "okay";
		16
		17	m25p40@0 {
		18	#address-cells = <1>;
		19	#size-cells = <1>;
		20	compatible = "m25p40";
		21	reg = <0>;
		22	spi-max-frequency = <25000000>;
		23	mode = <0>;
		24
		25	partition@0 {
		26	reg = <0x0 0x60000>;
		27	label = "uboot";
		28	read-only;
		29	};
		30
		31	partition@60000 {
		32	reg = <0x60000 0x10000>;
		33	label = "dtb";
		34	read-only;
		35	};
		36
		37	partition@70000 {
		38	reg = <0x70000 0x10000>;
		39	label = "uboot_env";
		40	};
		41	};
		42	};
		43	};
		44
		45	gpio_keys {
		46	compatible = "gpio-keys";
		47	#address-cells = <1>;
		48	#size-cells = <0>;
		49	button@1 {
		50	label = "Function Button";
		51	linux,code = <132>;
		52	gpios = <&gpio1 9 1>;
		53	};
		54	button@2 {
		55	label = "Power-on Switch";
		56	linux,code = <116>;
		57	gpios = <&gpio1 10 1>;
		58	};
		59	button@3 {
		60	label = "Power-auto Switch";
		61	linux,code = <142>;
		62	gpios = <&gpio1 11 1>;
		63	};
		64	};
		65
		66	gpio_leds {
		67	compatible = "gpio-leds";
		68
		69	led@1 {
		70	label = "lschlv2:blue:func";
		71	gpios = <&gpio1 4 1>;
		72	};
		73
		74	led@2 {
		75	label = "lschlv2:red:alarm";
		76	gpios = <&gpio1 5 1>;
		77	};
		78
		79	led@3 {
		80	label = "lschlv2:amber:info";
		81	gpios = <&gpio1 6 1>;
		82	};
		83
		84	led@4 {
		85	label = "lschlv2:blue:power";
		86	gpios = <&gpio1 7 1>;
		87	linux,default-trigger = "default-on";
		88	};
		89
		90	led@5 {
		91	label = "lschlv2:red:func";
		92	gpios = <&gpio1 16 1>;
		93	};
		94	};
		95	};


diff --git a/arch/arm/mach-kirkwood/Kconfig b/arch/arm/mach-kirkwood/Kconfig index cb636d05f4f..ca5c15a4e62 100644 --- a/arch/arm/mach-kirkwood/Kconfig +++ b/arch/arm/mach-kirkwood/Kconfig
@@ -101,6 +101,14 @@ config MACH_GOFLEXNET_DT
101	Say 'Y' here if you want your kernel to support the	101	Say 'Y' here if you want your kernel to support the
102	Seagate GoFlex Net (Flattened Device Tree).	102	Seagate GoFlex Net (Flattened Device Tree).
103		103
		104	config MACH_LSXL_DT
		105	bool "Buffalo Linkstation LS-XHL, LS-CHLv2 (Flattened Device Tree)"
		106	select ARCH_KIRKWOOD_DT
		107	help
		108	Say 'Y' here if you want your kernel to support the
		109	Buffalo Linkstation LS-XHL & LS-CHLv2 devices, using
		110	Flattened Device Tree.
		111
104	config MACH_TS219	112	config MACH_TS219
105	bool "QNAP TS-110, TS-119, TS-119P+, TS-210, TS-219, TS-219P and TS-219P+ Turbo NAS"	113	bool "QNAP TS-110, TS-119, TS-119P+, TS-210, TS-219, TS-219P and TS-219P+ Turbo NAS"
106	help	114	help


diff --git a/arch/arm/mach-kirkwood/Makefile b/arch/arm/mach-kirkwood/Makefile index 7153a24c302..055c85a1cc4 100644 --- a/arch/arm/mach-kirkwood/Makefile +++ b/arch/arm/mach-kirkwood/Makefile
@@ -27,3 +27,4 @@ obj-$(CONFIG_MACH_DLINK_KIRKWOOD_DT) += board-dnskw.o
27	obj-$(CONFIG_MACH_IB62X0_DT) += board-ib62x0.o	27	obj-$(CONFIG_MACH_IB62X0_DT) += board-ib62x0.o
28	obj-$(CONFIG_MACH_TS219_DT) += board-ts219.o tsx1x-common.o	28	obj-$(CONFIG_MACH_TS219_DT) += board-ts219.o tsx1x-common.o
29	obj-$(CONFIG_MACH_GOFLEXNET_DT) += board-goflexnet.o	29	obj-$(CONFIG_MACH_GOFLEXNET_DT) += board-goflexnet.o
		30	obj-$(CONFIG_MACH_LSXL_DT) += board-lsxl.o


diff --git a/arch/arm/mach-kirkwood/Makefile.boot b/arch/arm/mach-kirkwood/Makefile.boot index c6eba8f114a..2a576abf409 100644 --- a/arch/arm/mach-kirkwood/Makefile.boot +++ b/arch/arm/mach-kirkwood/Makefile.boot
@@ -9,3 +9,5 @@ dtb-$(CONFIG_MACH_ICONNECT_DT) += kirkwood-iconnect.dtb
9	dtb-$(CONFIG_MACH_IB62X0_DT) += kirkwood-ib62x0.dtb	9	dtb-$(CONFIG_MACH_IB62X0_DT) += kirkwood-ib62x0.dtb
10	dtb-$(CONFIG_MACH_TS219_DT) += kirkwood-qnap-ts219.dtb	10	dtb-$(CONFIG_MACH_TS219_DT) += kirkwood-qnap-ts219.dtb
11	dtb-$(CONFIG_MACH_GOFLEXNET_DT) += kirkwood-goflexnet.dtb	11	dtb-$(CONFIG_MACH_GOFLEXNET_DT) += kirkwood-goflexnet.dtb
		12	dbt-$(CONFIG_MACH_LSXL_DT) += kirkwood-lschlv2.dtb
		13	dbt-$(CONFIG_MACH_LSXL_DT) += kirkwood-lsxhl.dtb


diff --git a/arch/arm/mach-kirkwood/board-dt.c b/arch/arm/mach-kirkwood/board-dt.c index 87538182d3d..43142cfbb7c 100644 --- a/arch/arm/mach-kirkwood/board-dt.c +++ b/arch/arm/mach-kirkwood/board-dt.c
@@ -84,6 +84,9 @@ static void __init kirkwood_dt_init(void)
84	if (of_machine_is_compatible("seagate,goflexnet"))	84	if (of_machine_is_compatible("seagate,goflexnet"))
85	goflexnet_init();	85	goflexnet_init();
86		86
		87	if (of_machine_is_compatible("buffalo,lsxl"))
		88	lsxl_init();
		89
87	of_platform_populate(NULL, kirkwood_dt_match_table,	90	of_platform_populate(NULL, kirkwood_dt_match_table,
88	kirkwood_auxdata_lookup, NULL);	91	kirkwood_auxdata_lookup, NULL);
89	}	92	}
@@ -96,6 +99,7 @@ static const char *kirkwood_dt_board_compat[] = {
96	"raidsonic,ib-nas62x0",	99	"raidsonic,ib-nas62x0",
97	"qnap,ts219",	100	"qnap,ts219",
98	"seagate,goflexnet",	101	"seagate,goflexnet",
		102	"buffalo,lsxl",
99	NULL	103	NULL
100	};	104	};
101		105


diff --git a/arch/arm/mach-kirkwood/board-lsxl.c b/arch/arm/mach-kirkwood/board-lsxl.c new file mode 100644 index 00000000000..83d8975592f --- /dev/null +++ b/arch/arm/mach-kirkwood/board-lsxl.c
@@ -0,0 +1,135 @@
		1	/*
		2	* Copyright 2012 (C), Michael Walle <michael@walle.cc>
		3	*
		4	* arch/arm/mach-kirkwood/board-lsxl.c
		5	*
		6	* Buffalo Linkstation LS-XHL and LS-CHLv2 init for drivers not
		7	* converted to flattened device tree yet.
		8	*
		9	* This file is licensed under the terms of the GNU General Public
		10	* License version 2. This program is licensed "as is" without any
		11	* warranty of any kind, whether express or implied.
		12	*/
		13
		14	#include <linux/kernel.h>
		15	#include <linux/init.h>
		16	#include <linux/platform_device.h>
		17	#include <linux/mtd/partitions.h>
		18	#include <linux/ata_platform.h>
		19	#include <linux/spi/flash.h>
		20	#include <linux/spi/spi.h>
		21	#include <linux/mv643xx_eth.h>
		22	#include <linux/gpio.h>
		23	#include <linux/gpio-fan.h>
		24	#include <linux/input.h>
		25	#include <asm/mach-types.h>
		26	#include <asm/mach/arch.h>
		27	#include <mach/kirkwood.h>
		28	#include "common.h"
		29	#include "mpp.h"
		30
		31	static struct mv643xx_eth_platform_data lsxl_ge00_data = {
		32	.phy_addr = MV643XX_ETH_PHY_ADDR(0),
		33	};
		34
		35	static struct mv643xx_eth_platform_data lsxl_ge01_data = {
		36	.phy_addr = MV643XX_ETH_PHY_ADDR(8),
		37	};
		38
		39	static unsigned int lsxl_mpp_config[] __initdata = {
		40	MPP10_GPO, /* HDD Power Enable */
		41	MPP11_GPIO, /* USB Vbus Enable */
		42	MPP18_GPO, /* FAN High Enable# */
		43	MPP19_GPO, /* FAN Low Enable# */
		44	MPP36_GPIO, /* Function Blue LED */
		45	MPP37_GPIO, /* Alarm LED */
		46	MPP38_GPIO, /* Info LED */
		47	MPP39_GPIO, /* Power LED */
		48	MPP40_GPIO, /* Fan Lock */
		49	MPP41_GPIO, /* Function Button */
		50	MPP42_GPIO, /* Power Switch */
		51	MPP43_GPIO, /* Power Auto Switch */
		52	MPP48_GPIO, /* Function Red LED */
		53	0
		54	};
		55
		56	#define LSXL_GPIO_FAN_HIGH 18
		57	#define LSXL_GPIO_FAN_LOW 19
		58	#define LSXL_GPIO_FAN_LOCK 40
		59
		60	static struct gpio_fan_alarm lsxl_alarm = {
		61	.gpio = LSXL_GPIO_FAN_LOCK,
		62	};
		63
		64	static struct gpio_fan_speed lsxl_speeds[] = {
		65	{
		66	.rpm = 0,
		67	.ctrl_val = 3,
		68	}, {
		69	.rpm = 1500,
		70	.ctrl_val = 1,
		71	}, {
		72	.rpm = 3250,
		73	.ctrl_val = 2,
		74	}, {
		75	.rpm = 5000,
		76	.ctrl_val = 0,
		77	}
		78	};
		79
		80	static int lsxl_gpio_list[] = {
		81	LSXL_GPIO_FAN_HIGH, LSXL_GPIO_FAN_LOW,
		82	};
		83
		84	static struct gpio_fan_platform_data lsxl_fan_data = {
		85	.num_ctrl = ARRAY_SIZE(lsxl_gpio_list),
		86	.ctrl = lsxl_gpio_list,
		87	.alarm = &lsxl_alarm,
		88	.num_speed = ARRAY_SIZE(lsxl_speeds),
		89	.speed = lsxl_speeds,
		90	};
		91
		92	static struct platform_device lsxl_fan_device = {
		93	.name = "gpio-fan",
		94	.id = -1,
		95	.num_resources = 0,
		96	.dev = {
		97	.platform_data = &lsxl_fan_data,
		98	},
		99	};
		100
		101	/*
		102	* On the LS-XHL/LS-CHLv2, the shutdown process is following:
		103	* - Userland monitors key events until the power switch goes to off position
		104	* - The board reboots
		105	* - U-boot starts and goes into an idle mode waiting for the user
		106	* to move the switch to ON position
		107	*
		108	*/
		109	static void lsxl_power_off(void)
		110	{
		111	kirkwood_restart('h', NULL);
		112	}
		113
		114	#define LSXL_GPIO_HDD_POWER 10
		115	#define LSXL_GPIO_USB_POWER 11
		116
		117	void __init lsxl_init(void)
		118	{
		119	/*
		120	* Basic setup. Needs to be called early.
		121	*/
		122	kirkwood_mpp_conf(lsxl_mpp_config);
		123
		124	/* usb and sata power on */
		125	gpio_set_value(LSXL_GPIO_USB_POWER, 1);
		126	gpio_set_value(LSXL_GPIO_HDD_POWER, 1);
		127
		128	kirkwood_ehci_init();
		129	kirkwood_ge00_init(&lsxl_ge00_data);
		130	kirkwood_ge01_init(&lsxl_ge01_data);
		131	platform_device_register(&lsxl_fan_device);
		132
		133	/* register power-off method */
		134	pm_power_off = lsxl_power_off;
		135	}


diff --git a/arch/arm/mach-kirkwood/common.h b/arch/arm/mach-kirkwood/common.h index 2fd03adbd71..304dd1abfdc 100644 --- a/arch/arm/mach-kirkwood/common.h +++ b/arch/arm/mach-kirkwood/common.h
@@ -88,6 +88,12 @@ void goflexnet_init(void);
88	static inline void goflexnet_init(void) {};	88	static inline void goflexnet_init(void) {};
89	#endif	89	#endif
90		90
		91	#ifdef CONFIG_MACH_LSXL_DT
		92	void lsxl_init(void);
		93	#else
		94	static inline void lsxl_init(void) {};
		95	#endif
		96
91	/* early init functions not converted to fdt yet */	97	/* early init functions not converted to fdt yet */
92	char *kirkwood_id(void);	98	char *kirkwood_id(void);
93	void kirkwood_l2_init(void);	99	void kirkwood_l2_init(void);