This patch adds a generic power script configuration.
When rebooting an OMAP3530 at 125 MHz, the reboot hangs.
With the generic power script, TWL4030 will be reset
when a warm reset occures. This way the OMAP3530 does not
hang on reboot.
Signed-off-by: Matthias Brugger <matthias.bgg@xxxxxxxxx>
---
arch/arm/mach-omap2/twl-common.c | 41 ++++++++++++++++++++--------------------
1 file changed, 20 insertions(+), 21 deletions(-)
diff --git a/arch/arm/mach-omap2/twl-common.c b/arch/arm/mach-omap2/twl-common.c
index d78180c..f096beb 100644
--- a/arch/arm/mach-omap2/twl-common.c
+++ b/arch/arm/mach-omap2/twl-common.c
@@ -121,41 +121,40 @@ static struct twl4030_audio_data omap3_audio_pdata = {
};
static struct twl4030_ins wrst_seq[] __initdata = {
- {MSG_SINGULAR(DEV_GRP_NULL, 0x1b, RES_STATE_OFF), 2},
- {MSG_SINGULAR(DEV_GRP_P1, 0xf, RES_STATE_WRST), 15},
- {MSG_SINGULAR(DEV_GRP_P1, 0x10, RES_STATE_WRST), 15},
- {MSG_SINGULAR(DEV_GRP_P1, 0x7, RES_STATE_WRST), 0x60},
- {MSG_SINGULAR(DEV_GRP_P1, 0x19, RES_STATE_ACTIVE), 2},
- {MSG_SINGULAR(DEV_GRP_NULL, 0x1b, RES_STATE_ACTIVE), 2},
+ {MSG_SINGULAR(DEV_GRP_NULL, 0x1b, RES_STATE_OFF), 2},
+ {MSG_SINGULAR(DEV_GRP_P1, 0xf, RES_STATE_WRST), 15},
+ {MSG_SINGULAR(DEV_GRP_P1, 0x10, RES_STATE_WRST), 15},
+ {MSG_SINGULAR(DEV_GRP_P1, 0x7, RES_STATE_WRST), 0x60},
+ {MSG_SINGULAR(DEV_GRP_P1, 0x19, RES_STATE_ACTIVE), 2},
+ {MSG_SINGULAR(DEV_GRP_NULL, 0x1b, RES_STATE_ACTIVE), 2},
};
static struct twl4030_script wrst_script __initdata = {
- .script = wrst_seq,
- .size = ARRAY_SIZE(wrst_seq),
- .flags = TWL4030_WRST_SCRIPT,
+ .script = wrst_seq,
+ .size = ARRAY_SIZE(wrst_seq),
+ .flags = TWL4030_WRST_SCRIPT,
};
static struct twl4030_script *omap3_power_scripts[] __initdata = {
- &wrst_script,
+ &wrst_script,
};
static struct twl4030_resconfig omap3_rconfig[] = {
- { .resource = RES_HFCLKOUT, .devgroup = DEV_GRP_P3, .type = -1,
- .type2 = -1 },
- { .resource = RES_VDD1, .devgroup = DEV_GRP_P1, .type = -1,
- .type2 = -1 },
- { .resource = RES_VDD2, .devgroup = DEV_GRP_P1, .type = -1,
- .type2 = -1 },
- { 0, 0},
+ { .resource = RES_HFCLKOUT, .devgroup = DEV_GRP_P3, .type = -1,
+ .type2 = -1 },
+ { .resource = RES_VDD1, .devgroup = DEV_GRP_P1, .type = -1,
+ .type2 = -1 },
+ { .resource = RES_VDD2, .devgroup = DEV_GRP_P1, .type = -1,
+ .type2 = -1 },
+ { 0, 0},
};
static struct twl4030_power_data omap3_power_pdata = {
- .scripts = omap3_power_scripts,
- .num = ARRAY_SIZE(omap3_power_scripts),
- .resource_config = omap3_rconfig,
+ .scripts = omap3_power_scripts,
+ .num = ARRAY_SIZE(omap3_power_scripts),
+ .resource_config = omap3_rconfig,
};
-
static struct regulator_consumer_supply omap3_vdda_dac_supplies[] = {
REGULATOR_SUPPLY("vdda_dac", "omapdss_venc"),
};
--
1.7.11.7
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