diff options
Diffstat (limited to 'arch/arm/mach-omap2')
| -rw-r--r-- | 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 56d931a425f..e70baa79901 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 * @@ -282,7 +282,124 @@ static struct twl4030_usb_data rx51_usb_data = { .usb_mode = T2_USB_MODE_ULPI, }; -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 = TWL4030_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 = TWL4030_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 = TWL4030_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 = TWL4030_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, + .num = 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, @@ -291,6 +408,7 @@ static struct twl4030_platform_data rx51_twldata = { .keypad = &rx51_kp_data, .madc = &rx51_madc_data, .usb = &rx51_usb_data, + .power = &rx51_t2scripts_data, .vaux1 = &rx51_vaux1, .vaux2 = &rx51_vaux2, |