Hi Amit, On Wed, Jul 08, 2009 at 01:49:39PM +0300, Amit Kucheria wrote: > Add support for Dynamic Power Switching (DPS) for the RX51 board. Could I have an Acked-by from Tony or someone from Nokia maintaining this board (e.g. Lauri) ?
Cheers, Samuel. > Signed-off-by: Amit Kucheria <[email protected]> > --- > arch/arm/mach-omap2/board-rx51-peripherals.c | 122 > +++++++++++++++++++++++++- > 1 files changed, 120 insertions(+), 2 deletions(-) > > diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c > b/arch/arm/mach-omap2/board-rx51-peripherals.c > index 9a0bf67..f7ebec8 100644 > --- a/arch/arm/mach-omap2/board-rx51-peripherals.c > +++ b/arch/arm/mach-omap2/board-rx51-peripherals.c > @@ -1,5 +1,5 @@ > /* > - * linux/arch/arm/mach-omap2/board-rx51-flash.c > + * linux/arch/arm/mach-omap2/board-rx51-peripherals.c > * > * Copyright (C) 2008-2009 Nokia > * > @@ -278,7 +278,124 @@ static struct twl4030_gpio_platform_data rx51_gpio_data > = { > .setup = rx51_twlgpio_setup, > }; > > -static struct twl4030_platform_data rx51_twldata = { > +static struct twl4030_ins sleep_on_seq[] __initdata = { > +/* > + * Turn off VDD1 and VDD2. > + */ > + {MSG_SINGULAR(DEV_GRP_P1, 0xf, RES_STATE_OFF), 4}, > + {MSG_SINGULAR(DEV_GRP_P1, 0x10, RES_STATE_OFF), 2}, > +/* > + * And also turn off the OMAP3 PLLs and the sysclk output. > + */ > + {MSG_SINGULAR(DEV_GRP_P1, 0x7, RES_STATE_OFF), 3}, > + {MSG_SINGULAR(DEV_GRP_P1, 0x17, RES_STATE_OFF), 3}, > +}; > + > +static struct twl4030_script sleep_on_script __initdata = { > + .script = sleep_on_seq, > + .size = ARRAY_SIZE(sleep_on_seq), > + .flags = TRITON_SLEEP_SCRIPT, > +}; > + > +static struct twl4030_ins wakeup_seq[] __initdata = { > +/* > + * Reenable the OMAP3 PLLs. > + * Wakeup VDD1 and VDD2. > + * Reenable sysclk output. > + */ > + {MSG_SINGULAR(DEV_GRP_P1, 0x7, RES_STATE_ACTIVE), 0x30}, > + {MSG_SINGULAR(DEV_GRP_P1, 0xf, RES_STATE_ACTIVE), 0x30}, > + {MSG_SINGULAR(DEV_GRP_P1, 0x10, RES_STATE_ACTIVE), 0x37}, > + {MSG_SINGULAR(DEV_GRP_P1, 0x19, RES_STATE_ACTIVE), 3}, > +}; > + > +static struct twl4030_script wakeup_script __initdata = { > + .script = wakeup_seq, > + .size = ARRAY_SIZE(wakeup_seq), > + .flags = TRITON_WAKEUP12_SCRIPT, > +}; > + > +static struct twl4030_ins wakeup_p3_seq[] __initdata = { > +/* > + * Wakeup VDD1 (dummy to be able to insert a delay) > + * Enable CLKEN > + */ > + {MSG_SINGULAR(DEV_GRP_P1, 0x17, RES_STATE_ACTIVE), 3}, > +}; > + > +static struct twl4030_script wakeup_p3_script __initdata = { > + .script = wakeup_p3_seq, > + .size = ARRAY_SIZE(wakeup_p3_seq), > + .flags = TRITON_WAKEUP3_SCRIPT, > +}; > + > +static struct twl4030_ins wrst_seq[] __initdata = { > +/* > + * Reset twl4030. > + * Reset VDD1 regulator. > + * Reset VDD2 regulator. > + * Reset VPLL1 regulator. > + * Enable sysclk output. > + * Reenable twl4030. > + */ > + {MSG_SINGULAR(DEV_GRP_NULL, RES_RESET, RES_STATE_OFF), 2}, > + {MSG_BROADCAST(DEV_GRP_NULL, RES_GRP_ALL, 0, 1, RES_STATE_ACTIVE), > + 0x13}, > + {MSG_BROADCAST(DEV_GRP_NULL, RES_GRP_PP, 0, 2, RES_STATE_WRST), 0x13}, > + {MSG_BROADCAST(DEV_GRP_NULL, RES_GRP_PP, 0, 3, RES_STATE_OFF), 0x13}, > + {MSG_SINGULAR(DEV_GRP_NULL, RES_VDD1, RES_STATE_WRST), 0x13}, > + {MSG_SINGULAR(DEV_GRP_NULL, RES_VDD2, RES_STATE_WRST), 0x13}, > + {MSG_SINGULAR(DEV_GRP_NULL, RES_VPLL1, RES_STATE_WRST), 0x35}, > + {MSG_SINGULAR(DEV_GRP_P1, RES_HFCLKOUT, RES_STATE_ACTIVE), 2}, > + {MSG_SINGULAR(DEV_GRP_NULL, RES_RESET, RES_STATE_ACTIVE), 2}, > +}; > + > +static struct twl4030_script wrst_script __initdata = { > + .script = wrst_seq, > + .size = ARRAY_SIZE(wrst_seq), > + .flags = TRITON_WRST_SCRIPT, > +}; > + > +static struct twl4030_script *twl4030_scripts[] __initdata = { > + /* wakeup12 script should be loaded before sleep script, otherwise a > + board might hit retention before loading of wakeup script is > + completed. This can cause boot failures depending on timing issues. > + */ > + &wakeup_script, > + &sleep_on_script, > + &wakeup_p3_script, > + &wrst_script, > +}; > + > +static struct twl4030_resconfig twl4030_rconfig[] __initdata = { > + { .resource = RES_VINTANA1, .devgroup = -1, .type = -1, .type2 = 1 }, > + { .resource = RES_VINTANA2, .devgroup = -1, .type = -1, .type2 = 1 }, > + { .resource = RES_VINTDIG, .devgroup = -1, .type = -1, .type2 = 1 }, > + { .resource = RES_VMMC1, .devgroup = -1, .type = -1, .type2 = 3}, > + { .resource = RES_VMMC2, .devgroup = DEV_GRP_NULL, .type = -1, > + .type2 = 3}, > + { .resource = RES_VAUX1, .devgroup = -1, .type = -1, .type2 = 3}, > + { .resource = RES_VAUX2, .devgroup = -1, .type = -1, .type2 = 3}, > + { .resource = RES_VAUX3, .devgroup = -1, .type = -1, .type2 = 3}, > + { .resource = RES_VAUX4, .devgroup = -1, .type = -1, .type2 = 3}, > + { .resource = RES_VPLL2, .devgroup = -1, .type = -1, .type2 = 3}, > + { .resource = RES_VDAC, .devgroup = -1, .type = -1, .type2 = 3}, > + { .resource = RES_VSIM, .devgroup = DEV_GRP_NULL, .type = -1, > + .type2 = 3}, > + { .resource = RES_CLKEN, .devgroup = DEV_GRP_P3, .type = -1, > + .type2 = 1 }, > + { 0, 0}, > +}; > + > +static struct twl4030_power_data rx51_t2scripts_data __initdata = { > + .scripts = twl4030_scripts, > + .size = ARRAY_SIZE(twl4030_scripts), > + .resource_config = twl4030_rconfig, > +}; > + > + > + > +static struct twl4030_platform_data rx51_twldata __initdata = { > .irq_base = TWL4030_IRQ_BASE, > .irq_end = TWL4030_IRQ_END, > > @@ -286,6 +403,7 @@ static struct twl4030_platform_data rx51_twldata = { > .gpio = &rx51_gpio_data, > .keypad = &rx51_kp_data, > .madc = &rx51_madc_data, > + .power = &rx51_t2scripts_data, > > .vaux1 = &rx51_vaux1, > .vaux2 = &rx51_vaux2, > -- > 1.6.3.3 > -- Intel Open Source Technology Centre http://oss.intel.com/ -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
