sh: Switch to new style MTU2 device

The MTU2 (Multi-Function Timer Pulse Unit 2) driver implements a new
style of platform data that handles the timer as a single device with
multiple channel. Switch from the old-style platform data to the
new-style platform data.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Tested-by: Wolfram Sang <wsa@sang-engineering.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

arch/sh/kernel/cpu/clock-cpg.c

@@ -60,7 +60,7 @@ int __init __deprecated cpg_clk_init(void)
 	clk_add_alias("fck", "sh-tmu.0", "peripheral_clk", NULL);
 	clk_add_alias("fck", "sh-tmu.1", "peripheral_clk", NULL);
 	clk_add_alias("fck", "sh-tmu.2", "peripheral_clk", NULL);
-	clk_add_alias("mtu2_fck", NULL, "peripheral_clk", NULL);
+	clk_add_alias("fck", "sh-mtu2", "peripheral_clk", NULL);
 	clk_add_alias("fck", "sh-cmt-16.0", "peripheral_clk", NULL);
 	clk_add_alias("fck", "sh-cmt-32.0", "peripheral_clk", NULL);
 	clk_add_alias("sci_ick", NULL, "peripheral_clk", NULL);

arch/sh/kernel/cpu/sh2a/clock-sh7264.c

@@ -119,7 +119,7 @@ static struct clk_lookup lookups[] = {
 	CLKDEV_CON_ID("vdc3", &mstp_clks[MSTP74]),
 	CLKDEV_ICK_ID("fck", "sh-cmt-16.0", &mstp_clks[MSTP72]),
 	CLKDEV_CON_ID("usb0", &mstp_clks[MSTP60]),
-	CLKDEV_CON_ID("mtu2_fck", &mstp_clks[MSTP35]),
+	CLKDEV_ICK_ID("fck", "sh-mtu2", &mstp_clks[MSTP35]),
 	CLKDEV_CON_ID("sdhi0", &mstp_clks[MSTP34]),
 	CLKDEV_CON_ID("sdhi1", &mstp_clks[MSTP33]),
 	CLKDEV_CON_ID("adc0", &mstp_clks[MSTP32]),

arch/sh/kernel/cpu/sh2a/clock-sh7269.c

@@ -160,7 +160,7 @@ static struct clk_lookup lookups[] = {
 	CLKDEV_ICK_ID("sci_fck", "sh-sci.7", &mstp_clks[MSTP40]),
 	CLKDEV_ICK_ID("fck", "sh-cmt-16.0", &mstp_clks[MSTP72]),
 	CLKDEV_CON_ID("usb0", &mstp_clks[MSTP60]),
-	CLKDEV_CON_ID("mtu2_fck", &mstp_clks[MSTP35]),
+	CLKDEV_ICK_ID("fck", "sh-mtu2", &mstp_clks[MSTP35]),
 	CLKDEV_CON_ID("adc0", &mstp_clks[MSTP32]),
 	CLKDEV_CON_ID("rtc0", &mstp_clks[MSTP30]),
 };

arch/sh/kernel/cpu/sh2a/setup-mxg.c

@@ -114,88 +114,18 @@ static struct intc_mask_reg mask_registers[] __initdata = {
 static DECLARE_INTC_DESC(intc_desc, "mxg", vectors, groups,
 			 mask_registers, prio_registers, NULL);
 
-static struct sh_timer_config mtu2_0_platform_data = {
-	.channel_offset = -0x80,
-	.timer_bit = 0,
-	.clockevent_rating = 200,
+static struct resource mtu2_resources[] = {
+	DEFINE_RES_MEM(0xff801000, 0x400),
+	DEFINE_RES_IRQ_NAMED(228, "tgi0a"),
+	DEFINE_RES_IRQ_NAMED(234, "tgi1a"),
+	DEFINE_RES_IRQ_NAMED(240, "tgi2a"),
 };
 
-static struct resource mtu2_0_resources[] = {
-	[0] = {
-		.start	= 0xff801300,
-		.end	= 0xff801326,
-		.flags	= IORESOURCE_MEM,
-	},
-	[1] = {
-		.start	= 228,
-		.flags	= IORESOURCE_IRQ,
-	},
-};
-
-static struct platform_device mtu2_0_device = {
-	.name		= "sh_mtu2",
-	.id		= 0,
-	.dev = {
-		.platform_data	= &mtu2_0_platform_data,
-	},
-	.resource	= mtu2_0_resources,
-	.num_resources	= ARRAY_SIZE(mtu2_0_resources),
-};
-
-static struct sh_timer_config mtu2_1_platform_data = {
-	.channel_offset = -0x100,
-	.timer_bit = 1,
-	.clockevent_rating = 200,
-};
-
-static struct resource mtu2_1_resources[] = {
-	[0] = {
-		.start	= 0xff801380,
-		.end	= 0xff801390,
-		.flags	= IORESOURCE_MEM,
-	},
-	[1] = {
-		.start	= 234,
-		.flags	= IORESOURCE_IRQ,
-	},
-};
-
-static struct platform_device mtu2_1_device = {
-	.name		= "sh_mtu2",
-	.id		= 1,
-	.dev = {
-		.platform_data	= &mtu2_1_platform_data,
-	},
-	.resource	= mtu2_1_resources,
-	.num_resources	= ARRAY_SIZE(mtu2_1_resources),
-};
-
-static struct sh_timer_config mtu2_2_platform_data = {
-	.channel_offset = 0x80,
-	.timer_bit = 2,
-	.clockevent_rating = 200,
-};
-
-static struct resource mtu2_2_resources[] = {
-	[0] = {
-		.start	= 0xff801000,
-		.end	= 0xff80100a,
-		.flags	= IORESOURCE_MEM,
-	},
-	[1] = {
-		.start	= 240,
-		.flags	= IORESOURCE_IRQ,
-	},
-};
-
-static struct platform_device mtu2_2_device = {
-	.name		= "sh_mtu2",
-	.id		= 2,
-	.dev = {
-		.platform_data	= &mtu2_2_platform_data,
-	},
-	.resource	= mtu2_2_resources,
-	.num_resources	= ARRAY_SIZE(mtu2_2_resources),
+static struct platform_device mtu2_device = {
+	.name		= "sh-mtu2",
+	.id		= -1,
+	.resource	= mtu2_resources,
+	.num_resources	= ARRAY_SIZE(mtu2_resources),
 };
 
 static struct plat_sci_port scif0_platform_data = {
@@ -221,9 +151,7 @@ static struct platform_device scif0_device = {
 
 static struct platform_device *mxg_devices[] __initdata = {
 	&scif0_device,
-	&mtu2_0_device,
-	&mtu2_1_device,
-	&mtu2_2_device,
+	&mtu2_device,
 };
 
 static int __init mxg_devices_setup(void)
@@ -240,9 +168,7 @@ void __init plat_irq_setup(void)
 
 static struct platform_device *mxg_early_devices[] __initdata = {
 	&scif0_device,
-	&mtu2_0_device,
-	&mtu2_1_device,
-	&mtu2_2_device,
+	&mtu2_device,
 };
 
 void __init plat_early_device_setup(void)

arch/sh/kernel/cpu/sh2a/setup-sh7201.c

@@ -365,88 +365,18 @@ static struct platform_device rtc_device = {
 	.resource	= rtc_resources,
 };
 
-static struct sh_timer_config mtu2_0_platform_data = {
-	.channel_offset = -0x80,
-	.timer_bit = 0,
-	.clockevent_rating = 200,
+static struct resource mtu2_resources[] = {
+	DEFINE_RES_MEM(0xfffe4000, 0x400),
+	DEFINE_RES_IRQ_NAMED(108, "tgi0a"),
+	DEFINE_RES_IRQ_NAMED(116, "tgi1a"),
+	DEFINE_RES_IRQ_NAMED(124, "tgi1b"),
 };
 
-static struct resource mtu2_0_resources[] = {
-	[0] = {
-		.start	= 0xfffe4300,
-		.end	= 0xfffe4326,
-		.flags	= IORESOURCE_MEM,
-	},
-	[1] = {
-		.start	= 108,
-		.flags	= IORESOURCE_IRQ,
-	},
-};
-
-static struct platform_device mtu2_0_device = {
-	.name		= "sh_mtu2",
-	.id		= 0,
-	.dev = {
-		.platform_data	= &mtu2_0_platform_data,
-	},
-	.resource	= mtu2_0_resources,
-	.num_resources	= ARRAY_SIZE(mtu2_0_resources),
-};
-
-static struct sh_timer_config mtu2_1_platform_data = {
-	.channel_offset = -0x100,
-	.timer_bit = 1,
-	.clockevent_rating = 200,
-};
-
-static struct resource mtu2_1_resources[] = {
-	[0] = {
-		.start	= 0xfffe4380,
-		.end	= 0xfffe4390,
-		.flags	= IORESOURCE_MEM,
-	},
-	[1] = {
-		.start	= 116,
-		.flags	= IORESOURCE_IRQ,
-	},
-};
-
-static struct platform_device mtu2_1_device = {
-	.name		= "sh_mtu2",
-	.id		= 1,
-	.dev = {
-		.platform_data	= &mtu2_1_platform_data,
-	},
-	.resource	= mtu2_1_resources,
-	.num_resources	= ARRAY_SIZE(mtu2_1_resources),
-};
-
-static struct sh_timer_config mtu2_2_platform_data = {
-	.channel_offset = 0x80,
-	.timer_bit = 2,
-	.clockevent_rating = 200,
-};
-
-static struct resource mtu2_2_resources[] = {
-	[0] = {
-		.start	= 0xfffe4000,
-		.end	= 0xfffe400a,
-		.flags	= IORESOURCE_MEM,
-	},
-	[1] = {
-		.start	= 124,
-		.flags	= IORESOURCE_IRQ,
-	},
-};
-
-static struct platform_device mtu2_2_device = {
-	.name		= "sh_mtu2",
-	.id		= 2,
-	.dev = {
-		.platform_data	= &mtu2_2_platform_data,
-	},
-	.resource	= mtu2_2_resources,
-	.num_resources	= ARRAY_SIZE(mtu2_2_resources),
+static struct platform_device mtu2_device = {
+	.name		= "sh-mtu2",
+	.id		= -1,
+	.resource	= mtu2_resources,
+	.num_resources	= ARRAY_SIZE(mtu2_resources),
 };
 
 static struct platform_device *sh7201_devices[] __initdata = {
@@ -459,9 +389,7 @@ static struct platform_device *sh7201_devices[] __initdata = {
 	&scif6_device,
 	&scif7_device,
 	&rtc_device,
-	&mtu2_0_device,
-	&mtu2_1_device,
-	&mtu2_2_device,
+	&mtu2_device,
 };
 
 static int __init sh7201_devices_setup(void)
@@ -485,9 +413,7 @@ static struct platform_device *sh7201_early_devices[] __initdata = {
 	&scif5_device,
 	&scif6_device,
 	&scif7_device,
-	&mtu2_0_device,
-	&mtu2_1_device,
-	&mtu2_2_device,
+	&mtu2_device,
 };
 
 #define STBCR3 0xfffe0408

arch/sh/kernel/cpu/sh2a/setup-sh7203.c

@@ -285,60 +285,17 @@ static struct platform_device cmt_device = {
 	.num_resources	= ARRAY_SIZE(cmt_resources),
 };
 
-static struct sh_timer_config mtu2_0_platform_data = {
-	.channel_offset = -0x80,
-	.timer_bit = 0,
-	.clockevent_rating = 200,
+static struct resource mtu2_resources[] = {
+	DEFINE_RES_MEM(0xfffe4000, 0x400),
+	DEFINE_RES_IRQ_NAMED(146, "tgi0a"),
+	DEFINE_RES_IRQ_NAMED(153, "tgi1a"),
 };
 
-static struct resource mtu2_0_resources[] = {
-	[0] = {
-		.start	= 0xfffe4300,
-		.end	= 0xfffe4326,
-		.flags	= IORESOURCE_MEM,
-	},
-	[1] = {
-		.start	= 146,
-		.flags	= IORESOURCE_IRQ,
-	},
-};
-
-static struct platform_device mtu2_0_device = {
-	.name		= "sh_mtu2",
-	.id		= 0,
-	.dev = {
-		.platform_data	= &mtu2_0_platform_data,
-	},
-	.resource	= mtu2_0_resources,
-	.num_resources	= ARRAY_SIZE(mtu2_0_resources),
-};
-
-static struct sh_timer_config mtu2_1_platform_data = {
-	.channel_offset = -0x100,
-	.timer_bit = 1,
-	.clockevent_rating = 200,
-};
-
-static struct resource mtu2_1_resources[] = {
-	[0] = {
-		.start	= 0xfffe4380,
-		.end	= 0xfffe4390,
-		.flags	= IORESOURCE_MEM,
-	},
-	[1] = {
-		.start	= 153,
-		.flags	= IORESOURCE_IRQ,
-	},
-};
-
-static struct platform_device mtu2_1_device = {
-	.name		= "sh_mtu2",
-	.id		= 1,
-	.dev = {
-		.platform_data	= &mtu2_1_platform_data,
-	},
-	.resource	= mtu2_1_resources,
-	.num_resources	= ARRAY_SIZE(mtu2_1_resources),
+static struct platform_device mtu2_device = {
+	.name		= "sh-mtu2",
+	.id		= -1,
+	.resource	= mtu2_resources,
+	.num_resources	= ARRAY_SIZE(mtu2_resources),
 };
 
 static struct resource rtc_resources[] = {
@@ -367,8 +324,7 @@ static struct platform_device *sh7203_devices[] __initdata = {
 	&scif2_device,
 	&scif3_device,
 	&cmt_device,
-	&mtu2_0_device,
-	&mtu2_1_device,
+	&mtu2_device,
 	&rtc_device,
 };
 
@@ -390,8 +346,7 @@ static struct platform_device *sh7203_early_devices[] __initdata = {
 	&scif2_device,
 	&scif3_device,
 	&cmt_device,
-	&mtu2_0_device,
-	&mtu2_1_device,
+	&mtu2_device,
 };
 
 #define STBCR3 0xfffe0408

arch/sh/kernel/cpu/sh2a/setup-sh7206.c

@@ -237,88 +237,18 @@ static struct platform_device cmt_device = {
 	.num_resources	= ARRAY_SIZE(cmt_resources),
 };
 
-static struct sh_timer_config mtu2_0_platform_data = {
-	.channel_offset = -0x80,
-	.timer_bit = 0,
-	.clockevent_rating = 200,
+static struct resource mtu2_resources[] = {
+	DEFINE_RES_MEM(0xfffe4000, 0x400),
+	DEFINE_RES_IRQ_NAMED(156, "tgi0a"),
+	DEFINE_RES_IRQ_NAMED(164, "tgi1a"),
+	DEFINE_RES_IRQ_NAMED(180, "tgi2a"),
 };
 
-static struct resource mtu2_0_resources[] = {
-	[0] = {
-		.start	= 0xfffe4300,
-		.end	= 0xfffe4326,
-		.flags	= IORESOURCE_MEM,
-	},
-	[1] = {
-		.start	= 156,
-		.flags	= IORESOURCE_IRQ,
-	},
-};
-
-static struct platform_device mtu2_0_device = {
-	.name		= "sh_mtu2",
-	.id		= 0,
-	.dev = {
-		.platform_data	= &mtu2_0_platform_data,
-	},
-	.resource	= mtu2_0_resources,
-	.num_resources	= ARRAY_SIZE(mtu2_0_resources),
-};
-
-static struct sh_timer_config mtu2_1_platform_data = {
-	.channel_offset = -0x100,
-	.timer_bit = 1,
-	.clockevent_rating = 200,
-};
-
-static struct resource mtu2_1_resources[] = {
-	[0] = {
-		.start	= 0xfffe4380,
-		.end	= 0xfffe4390,
-		.flags	= IORESOURCE_MEM,
-	},
-	[1] = {
-		.start	= 164,
-		.flags	= IORESOURCE_IRQ,
-	},
-};
-
-static struct platform_device mtu2_1_device = {
-	.name		= "sh_mtu2",
-	.id		= 1,
-	.dev = {
-		.platform_data	= &mtu2_1_platform_data,
-	},
-	.resource	= mtu2_1_resources,
-	.num_resources	= ARRAY_SIZE(mtu2_1_resources),
-};
-
-static struct sh_timer_config mtu2_2_platform_data = {
-	.channel_offset = 0x80,
-	.timer_bit = 2,
-	.clockevent_rating = 200,
-};
-
-static struct resource mtu2_2_resources[] = {
-	[0] = {
-		.start	= 0xfffe4000,
-		.end	= 0xfffe400a,
-		.flags	= IORESOURCE_MEM,
-	},
-	[1] = {
-		.start	= 180,
-		.flags	= IORESOURCE_IRQ,
-	},
-};
-
-static struct platform_device mtu2_2_device = {
-	.name		= "sh_mtu2",
-	.id		= 2,
-	.dev = {
-		.platform_data	= &mtu2_2_platform_data,
-	},
-	.resource	= mtu2_2_resources,
-	.num_resources	= ARRAY_SIZE(mtu2_2_resources),
+static struct platform_device mtu2_device = {
+	.name		= "sh-mtu2s",
+	.id		= -1,
+	.resource	= mtu2_resources,
+	.num_resources	= ARRAY_SIZE(mtu2_resources),
 };
 
 static struct platform_device *sh7206_devices[] __initdata = {
@@ -327,9 +257,7 @@ static struct platform_device *sh7206_devices[] __initdata = {
 	&scif2_device,
 	&scif3_device,
 	&cmt_device,
-	&mtu2_0_device,
-	&mtu2_1_device,
-	&mtu2_2_device,
+	&mtu2_device,
 };
 
 static int __init sh7206_devices_setup(void)
@@ -350,9 +278,7 @@ static struct platform_device *sh7206_early_devices[] __initdata = {
 	&scif2_device,
 	&scif3_device,
 	&cmt_device,
-	&mtu2_0_device,
-	&mtu2_1_device,
-	&mtu2_2_device,
+	&mtu2_device,
 };
 
 #define STBCR3 0xfffe0408

arch/sh/kernel/cpu/sh2a/setup-sh7264.c

@@ -453,64 +453,17 @@ static struct platform_device cmt_device = {
 	.num_resources	= ARRAY_SIZE(cmt_resources),
 };
 
-static struct sh_timer_config mtu2_0_platform_data = {
-	.name = "MTU2_0",
-	.channel_offset = -0x80,
-	.timer_bit = 0,
-	.clockevent_rating = 200,
+static struct resource mtu2_resources[] = {
+	DEFINE_RES_MEM(0xfffe4000, 0x400),
+	DEFINE_RES_IRQ_NAMED(179, "tgi0a"),
+	DEFINE_RES_IRQ_NAMED(186, "tgi1a"),
 };
 
-static struct resource mtu2_0_resources[] = {
-	[0] = {
-		.name	= "MTU2_0",
-		.start	= 0xfffe4300,
-		.end	= 0xfffe4326,
-		.flags	= IORESOURCE_MEM,
-	},
-	[1] = {
-		.start	= 179,
-		.flags	= IORESOURCE_IRQ,
-	},
-};
-
-static struct platform_device mtu2_0_device = {
-	.name		= "sh_mtu2",
-	.id		= 0,
-	.dev = {
-		.platform_data	= &mtu2_0_platform_data,
-	},
-	.resource	= mtu2_0_resources,
-	.num_resources	= ARRAY_SIZE(mtu2_0_resources),
-};
-
-static struct sh_timer_config mtu2_1_platform_data = {
-	.name = "MTU2_1",
-	.channel_offset = -0x100,
-	.timer_bit = 1,
-	.clockevent_rating = 200,
-};
-
-static struct resource mtu2_1_resources[] = {
-	[0] = {
-		.name	= "MTU2_1",
-		.start	= 0xfffe4380,
-		.end	= 0xfffe4390,
-		.flags	= IORESOURCE_MEM,
-	},
-	[1] = {
-		.start	= 186,
-		.flags	= IORESOURCE_IRQ,
-	},
-};
-
-static struct platform_device mtu2_1_device = {
-	.name		= "sh_mtu2",
-	.id		= 1,
-	.dev = {
-		.platform_data	= &mtu2_1_platform_data,
-	},
-	.resource	= mtu2_1_resources,
-	.num_resources	= ARRAY_SIZE(mtu2_1_resources),
+static struct platform_device mtu2_device = {
+	.name		= "sh-mtu2",
+	.id		= -1,
+	.resource	= mtu2_resources,
+	.num_resources	= ARRAY_SIZE(mtu2_resources),
 };
 
 static struct resource rtc_resources[] = {
@@ -580,8 +533,7 @@ static struct platform_device *sh7264_devices[] __initdata = {
 	&scif6_device,
 	&scif7_device,
 	&cmt_device,
-	&mtu2_0_device,
-	&mtu2_1_device,
+	&mtu2_device,
 	&rtc_device,
 	&r8a66597_usb_host_device,
 };
@@ -608,8 +560,7 @@ static struct platform_device *sh7264_early_devices[] __initdata = {
 	&scif6_device,
 	&scif7_device,
 	&cmt_device,
-	&mtu2_0_device,
-	&mtu2_1_device,
+	&mtu2_device,
 };
 
 void __init plat_early_device_setup(void)

arch/sh/kernel/cpu/sh2a/setup-sh7269.c

@@ -475,60 +475,17 @@ static struct platform_device cmt_device = {
 	.num_resources	= ARRAY_SIZE(cmt_resources),
 };
 
-static struct sh_timer_config mtu2_0_platform_data = {
-	.channel_offset = -0x80,
-	.timer_bit = 0,
-	.clockevent_rating = 200,
+static struct resource mtu2_resources[] = {
+	DEFINE_RES_MEM(0xfffe4000, 0x400),
+	DEFINE_RES_IRQ_NAMED(192, "tgi0a"),
+	DEFINE_RES_IRQ_NAMED(203, "tgi1a"),
 };
 
-static struct resource mtu2_0_resources[] = {
-	[0] = {
-		.start	= 0xfffe4300,
-		.end	= 0xfffe4326,
-		.flags	= IORESOURCE_MEM,
-	},
-	[1] = {
-		.start	= 192,
-		.flags	= IORESOURCE_IRQ,
-	},
-};
-
-static struct platform_device mtu2_0_device = {
-	.name		= "sh_mtu2",
-	.id		= 0,
-	.dev = {
-		.platform_data	= &mtu2_0_platform_data,
-	},
-	.resource	= mtu2_0_resources,
-	.num_resources	= ARRAY_SIZE(mtu2_0_resources),
-};
-
-static struct sh_timer_config mtu2_1_platform_data = {
-	.channel_offset = -0x100,
-	.timer_bit = 1,
-	.clockevent_rating = 200,
-};
-
-static struct resource mtu2_1_resources[] = {
-	[0] = {
-		.start	= 0xfffe4380,
-		.end	= 0xfffe4390,
-		.flags	= IORESOURCE_MEM,
-	},
-	[1] = {
-		.start	= 203,
-		.flags	= IORESOURCE_IRQ,
-	},
-};
-
-static struct platform_device mtu2_1_device = {
-	.name		= "sh_mtu2",
-	.id		= 1,
-	.dev = {
-		.platform_data	= &mtu2_1_platform_data,
-	},
-	.resource	= mtu2_1_resources,
-	.num_resources	= ARRAY_SIZE(mtu2_1_resources),
+static struct platform_device mtu2_device = {
+	.name		= "sh-mtu2",
+	.id		= -1,
+	.resource	= mtu2_resources,
+	.num_resources	= ARRAY_SIZE(mtu2_resources),
 };
 
 static struct resource rtc_resources[] = {
@@ -592,8 +549,7 @@ static struct platform_device *sh7269_devices[] __initdata = {
 	&scif6_device,
 	&scif7_device,
 	&cmt_device,
-	&mtu2_0_device,
-	&mtu2_1_device,
+	&mtu2_device,
 	&rtc_device,
 	&r8a66597_usb_host_device,
 };
@@ -620,8 +576,7 @@ static struct platform_device *sh7269_early_devices[] __initdata = {
 	&scif6_device,
 	&scif7_device,
 	&cmt_device,
-	&mtu2_0_device,
-	&mtu2_1_device,
+	&mtu2_device,
 };
 
 void __init plat_early_device_setup(void)