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ARM: shmobile: r8a7740: add TMU timer support
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This patch enabled TMU0 timer on r8a7740.
But TMU1 timer is not supported yet

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Kuninori Morimoto authored and Simon Horman committed Jan 25, 2013
1 parent f977ec9 commit e67d7af
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Showing 2 changed files with 99 additions and 1 deletion.
6 changes: 5 additions & 1 deletion arch/arm/mach-shmobile/clock-r8a7740.c
Original file line number Diff line number Diff line change
Expand Up @@ -581,10 +581,14 @@ static struct clk_lookup lookups[] = {

/* MSTP32 clocks */
CLKDEV_DEV_ID("sh_mobile_lcdc_fb.0", &mstp_clks[MSTP100]),
CLKDEV_DEV_ID("sh_tmu.1", &mstp_clks[MSTP111]),
CLKDEV_DEV_ID("sh_tmu.3", &mstp_clks[MSTP111]),
CLKDEV_DEV_ID("sh_tmu.4", &mstp_clks[MSTP111]),
CLKDEV_DEV_ID("sh_tmu.5", &mstp_clks[MSTP111]),
CLKDEV_DEV_ID("i2c-sh_mobile.0", &mstp_clks[MSTP116]),
CLKDEV_DEV_ID("sh_mobile_lcdc_fb.1", &mstp_clks[MSTP117]),
CLKDEV_DEV_ID("sh_tmu.0", &mstp_clks[MSTP125]),
CLKDEV_DEV_ID("sh_tmu.1", &mstp_clks[MSTP125]),
CLKDEV_DEV_ID("sh_tmu.2", &mstp_clks[MSTP125]),
CLKDEV_DEV_ID("sh_mobile_ceu.0", &mstp_clks[MSTP127]),
CLKDEV_DEV_ID("sh_mobile_ceu.1", &mstp_clks[MSTP128]),

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94 changes: 94 additions & 0 deletions arch/arm/mach-shmobile/setup-r8a7740.c
Original file line number Diff line number Diff line change
Expand Up @@ -261,6 +261,97 @@ static struct platform_device cmt10_device = {
.num_resources = ARRAY_SIZE(cmt10_resources),
};

/* TMU */
static struct sh_timer_config tmu00_platform_data = {
.name = "TMU00",
.channel_offset = 0x4,
.timer_bit = 0,
.clockevent_rating = 200,
};

static struct resource tmu00_resources[] = {
[0] = {
.name = "TMU00",
.start = 0xfff80008,
.end = 0xfff80014 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = intcs_evt2irq(0xe80),
.flags = IORESOURCE_IRQ,
},
};

static struct platform_device tmu00_device = {
.name = "sh_tmu",
.id = 0,
.dev = {
.platform_data = &tmu00_platform_data,
},
.resource = tmu00_resources,
.num_resources = ARRAY_SIZE(tmu00_resources),
};

static struct sh_timer_config tmu01_platform_data = {
.name = "TMU01",
.channel_offset = 0x10,
.timer_bit = 1,
.clocksource_rating = 200,
};

static struct resource tmu01_resources[] = {
[0] = {
.name = "TMU01",
.start = 0xfff80014,
.end = 0xfff80020 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = intcs_evt2irq(0xea0),
.flags = IORESOURCE_IRQ,
},
};

static struct platform_device tmu01_device = {
.name = "sh_tmu",
.id = 1,
.dev = {
.platform_data = &tmu01_platform_data,
},
.resource = tmu01_resources,
.num_resources = ARRAY_SIZE(tmu01_resources),
};

static struct sh_timer_config tmu02_platform_data = {
.name = "TMU02",
.channel_offset = 0x1C,
.timer_bit = 2,
.clocksource_rating = 200,
};

static struct resource tmu02_resources[] = {
[0] = {
.name = "TMU02",
.start = 0xfff80020,
.end = 0xfff8002C - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = intcs_evt2irq(0xec0),
.flags = IORESOURCE_IRQ,
},
};

static struct platform_device tmu02_device = {
.name = "sh_tmu",
.id = 2,
.dev = {
.platform_data = &tmu02_platform_data,
},
.resource = tmu02_resources,
.num_resources = ARRAY_SIZE(tmu02_resources),
};

static struct platform_device *r8a7740_early_devices[] __initdata = {
&scif0_device,
&scif1_device,
Expand All @@ -272,6 +363,9 @@ static struct platform_device *r8a7740_early_devices[] __initdata = {
&scif7_device,
&scifb_device,
&cmt10_device,
&tmu00_device,
&tmu01_device,
&tmu02_device,
};

/* DMA */
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