From: Magnus Damm Date: Thu, 30 Apr 2009 04:08:18 +0000 (+0000) Subject: sh: sh2/sh2a 16-bit CMT platform data X-Git-Tag: firefly_0821_release~13982^2~41^2~114 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=698aa99da5f5e2b4c666fd21ab77306f0225b8f5;p=firefly-linux-kernel-4.4.55.git sh: sh2/sh2a 16-bit CMT platform data This patch adds 16-bit cmt platform data for the following cpus: - sh7619 (2 channels) - sh7203/sh7263 (2 channels) - sh7206 (2 channels) Signed-off-by: Magnus Damm Signed-off-by: Paul Mundt --- diff --git a/arch/sh/kernel/cpu/sh2/setup-sh7619.c b/arch/sh/kernel/cpu/sh2/setup-sh7619.c index 0e32d8e448ca..d70c263eb07e 100644 --- a/arch/sh/kernel/cpu/sh2/setup-sh7619.c +++ b/arch/sh/kernel/cpu/sh2/setup-sh7619.c @@ -12,6 +12,8 @@ #include #include #include +#include +#include enum { UNUSED = 0, @@ -109,9 +111,75 @@ static struct platform_device eth_device = { .resource = eth_resources, }; +static struct sh_cmt_config cmt0_platform_data = { + .name = "CMT0", + .channel_offset = 0x02, + .timer_bit = 0, + .clk = "module_clk", + .clockevent_rating = 125, + .clocksource_rating = 0, /* disabled due to code generation issues */ +}; + +static struct resource cmt0_resources[] = { + [0] = { + .name = "CMT0", + .start = 0xf84a0072, + .end = 0xf84a0077, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 86, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device cmt0_device = { + .name = "sh_cmt", + .id = 0, + .dev = { + .platform_data = &cmt0_platform_data, + }, + .resource = cmt0_resources, + .num_resources = ARRAY_SIZE(cmt0_resources), +}; + +static struct sh_cmt_config cmt1_platform_data = { + .name = "CMT1", + .channel_offset = 0x08, + .timer_bit = 1, + .clk = "module_clk", + .clockevent_rating = 125, + .clocksource_rating = 0, /* disabled due to code generation issues */ +}; + +static struct resource cmt1_resources[] = { + [0] = { + .name = "CMT1", + .start = 0xf84a0078, + .end = 0xf84a007d, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 87, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device cmt1_device = { + .name = "sh_cmt", + .id = 1, + .dev = { + .platform_data = &cmt1_platform_data, + }, + .resource = cmt1_resources, + .num_resources = ARRAY_SIZE(cmt1_resources), +}; + static struct platform_device *sh7619_devices[] __initdata = { &sci_device, ð_device, + &cmt0_device, + &cmt1_device, }; static int __init sh7619_devices_setup(void) @@ -125,3 +193,19 @@ void __init plat_irq_setup(void) { register_intc_controller(&intc_desc); } + +static struct platform_device *sh7619_early_devices[] __initdata = { + &cmt0_device, + &cmt1_device, +}; + +#define STBCR3 0xf80a0000 + +void __init plat_early_device_setup(void) +{ + /* enable CMT clock */ + __raw_writeb(__raw_readb(STBCR3) & ~0x10, STBCR3); + + early_platform_add_devices(sh7619_early_devices, + ARRAY_SIZE(sh7619_early_devices)); +} diff --git a/arch/sh/kernel/cpu/sh2a/setup-sh7203.c b/arch/sh/kernel/cpu/sh2a/setup-sh7203.c index 820dfb2e8656..0836acee2289 100644 --- a/arch/sh/kernel/cpu/sh2a/setup-sh7203.c +++ b/arch/sh/kernel/cpu/sh2a/setup-sh7203.c @@ -11,6 +11,8 @@ #include #include #include +#include +#include enum { UNUSED = 0, @@ -205,6 +207,70 @@ static struct platform_device sci_device = { }, }; +static struct sh_cmt_config cmt0_platform_data = { + .name = "CMT0", + .channel_offset = 0x02, + .timer_bit = 0, + .clk = "module_clk", + .clockevent_rating = 125, + .clocksource_rating = 0, /* disabled due to code generation issues */ +}; + +static struct resource cmt0_resources[] = { + [0] = { + .name = "CMT0", + .start = 0xfffec002, + .end = 0xfffec007, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 142, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device cmt0_device = { + .name = "sh_cmt", + .id = 0, + .dev = { + .platform_data = &cmt0_platform_data, + }, + .resource = cmt0_resources, + .num_resources = ARRAY_SIZE(cmt0_resources), +}; + +static struct sh_cmt_config cmt1_platform_data = { + .name = "CMT1", + .channel_offset = 0x08, + .timer_bit = 1, + .clk = "module_clk", + .clockevent_rating = 125, + .clocksource_rating = 0, /* disabled due to code generation issues */ +}; + +static struct resource cmt1_resources[] = { + [0] = { + .name = "CMT1", + .start = 0xfffec008, + .end = 0xfffec00d, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 143, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device cmt1_device = { + .name = "sh_cmt", + .id = 1, + .dev = { + .platform_data = &cmt1_platform_data, + }, + .resource = cmt1_resources, + .num_resources = ARRAY_SIZE(cmt1_resources), +}; + static struct resource rtc_resources[] = { [0] = { .start = 0xffff2000, @@ -227,6 +293,8 @@ static struct platform_device rtc_device = { static struct platform_device *sh7203_devices[] __initdata = { &sci_device, + &cmt0_device, + &cmt1_device, &rtc_device, }; @@ -241,3 +309,19 @@ void __init plat_irq_setup(void) { register_intc_controller(&intc_desc); } + +static struct platform_device *sh7203_early_devices[] __initdata = { + &cmt0_device, + &cmt1_device, +}; + +#define STBCR4 0xfffe040c + +void __init plat_early_device_setup(void) +{ + /* enable CMT clock */ + __raw_writeb(__raw_readb(STBCR4) & ~0x04, STBCR4); + + early_platform_add_devices(sh7203_early_devices, + ARRAY_SIZE(sh7203_early_devices)); +} diff --git a/arch/sh/kernel/cpu/sh2a/setup-sh7206.c b/arch/sh/kernel/cpu/sh2a/setup-sh7206.c index c46a8355726d..f9606e3d2515 100644 --- a/arch/sh/kernel/cpu/sh2a/setup-sh7206.c +++ b/arch/sh/kernel/cpu/sh2a/setup-sh7206.c @@ -12,6 +12,8 @@ #include #include #include +#include +#include enum { UNUSED = 0, @@ -165,8 +167,74 @@ static struct platform_device sci_device = { }, }; +static struct sh_cmt_config cmt0_platform_data = { + .name = "CMT0", + .channel_offset = 0x02, + .timer_bit = 0, + .clk = "module_clk", + .clockevent_rating = 125, + .clocksource_rating = 0, /* disabled due to code generation issues */ +}; + +static struct resource cmt0_resources[] = { + [0] = { + .name = "CMT0", + .start = 0xfffec002, + .end = 0xfffec007, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 140, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device cmt0_device = { + .name = "sh_cmt", + .id = 0, + .dev = { + .platform_data = &cmt0_platform_data, + }, + .resource = cmt0_resources, + .num_resources = ARRAY_SIZE(cmt0_resources), +}; + +static struct sh_cmt_config cmt1_platform_data = { + .name = "CMT1", + .channel_offset = 0x08, + .timer_bit = 1, + .clk = "module_clk", + .clockevent_rating = 125, + .clocksource_rating = 0, /* disabled due to code generation issues */ +}; + +static struct resource cmt1_resources[] = { + [0] = { + .name = "CMT1", + .start = 0xfffec008, + .end = 0xfffec00d, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 144, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device cmt1_device = { + .name = "sh_cmt", + .id = 1, + .dev = { + .platform_data = &cmt1_platform_data, + }, + .resource = cmt1_resources, + .num_resources = ARRAY_SIZE(cmt1_resources), +}; + static struct platform_device *sh7206_devices[] __initdata = { &sci_device, + &cmt0_device, + &cmt1_device, }; static int __init sh7206_devices_setup(void) @@ -180,3 +248,19 @@ void __init plat_irq_setup(void) { register_intc_controller(&intc_desc); } + +static struct platform_device *sh7206_early_devices[] __initdata = { + &cmt0_device, + &cmt1_device, +}; + +#define STBCR4 0xfffe040c + +void __init plat_early_device_setup(void) +{ + /* enable CMT clock */ + __raw_writeb(__raw_readb(STBCR4) & ~0x04, STBCR4); + + early_platform_add_devices(sh7206_early_devices, + ARRAY_SIZE(sh7206_early_devices)); +}