Expand configure_vc() to support configurable voltage levels.
Signed-off-by: Mike Chan <mike@xxxxxxxxxxx>
---
arch/arm/mach-omap2/pm.h | 14 ++++++++-
arch/arm/mach-omap2/pm34xx.c | 60 +++++++++++++++++++++--------------------
2 files changed, 43 insertions(+), 31 deletions(-)
diff --git a/arch/arm/mach-omap2/pm.h b/arch/arm/mach-omap2/pm.h
index 2547e1b..50a7a98 100644
--- a/arch/arm/mach-omap2/pm.h
+++ b/arch/arm/mach-omap2/pm.h
@@ -33,18 +33,28 @@ extern unsigned short wakeup_timer_seconds;
extern struct omap_dm_timer *gptimer_wakeup;
#ifdef CONFIG_ARCH_OMAP3
-struct prm_setup_times {
+struct prm_setup_vc {
u16 clksetup;
u16 voltsetup_time1;
u16 voltsetup_time2;
u16 voltoffset;
u16 voltsetup2;
+/* PRM_VC_CMD_VAL_0 specific bits */
+ u16 vdd0_on;
+ u16 vdd0_onlp;
+ u16 vdd0_ret;
+ u16 vdd0_off;
+/* PRM_VC_CMD_VAL_1 specific bits */
+ u16 vdd1_on;
+ u16 vdd1_onlp;
+ u16 vdd1_ret;
+ u16 vdd1_off;
};
extern void omap3_pm_off_mode_enable(int);
extern int omap3_pm_get_suspend_state(struct powerdomain *pwrdm);
extern int omap3_pm_set_suspend_state(struct powerdomain *pwrdm, int state);
-extern void omap3_set_prm_setup_times(struct prm_setup_times *setup_times);
+extern void omap3_set_prm_setup_vc(struct prm_setup_vc *setup_vc);
#else
#define omap3_pm_off_mode_enable(int) do {} while (0);
#define omap3_pm_get_suspend_state(pwrdm) do {} while (0);
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index 80992c5..b925501 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -87,12 +87,20 @@ static struct powerdomain *mpu_pwrdm, *neon_pwrdm;
static struct powerdomain *core_pwrdm, *per_pwrdm;
static struct powerdomain *cam_pwrdm;
-static struct prm_setup_times prm_setup = {
+static struct prm_setup_vc prm_setup = {
.clksetup = 0xff,
.voltsetup_time1 = 0xfff,
.voltsetup_time2 = 0xfff,
.voltoffset = 0xff,
.voltsetup2 = 0xff,
+ .vdd0_on = 0x30,
+ .vdd0_onlp = 0x1e,
+ .vdd0_ret = 0x1e,
+ .vdd0_off = 0x30,
+ .vdd1_on = 0x2c,
+ .vdd1_onlp = 0x1e,
+ .vdd1_ret = 0x1e,
+ .vdd1_off = 0x2c,
};
static inline void omap3_per_save_context(void)
@@ -951,13 +959,21 @@ int omap3_pm_set_suspend_state(struct powerdomain *pwrdm, int state)
return -EINVAL;
}
-void omap3_set_prm_setup_times(struct prm_setup_times *setup_times)
+void omap3_set_prm_setup_vc(struct prm_setup_vc *setup_vc)
{
- prm_setup.clksetup = setup_times->clksetup;
- prm_setup.voltsetup_time1 = setup_times->voltsetup_time1;
- prm_setup.voltsetup_time2 = setup_times->voltsetup_time2;
- prm_setup.voltoffset = setup_times->voltoffset;
- prm_setup.voltsetup2 = setup_times->voltsetup2;
+ prm_setup.clksetup = setup_vc->clksetup;
+ prm_setup.voltsetup_time1 = setup_vc->voltsetup_time1;
+ prm_setup.voltsetup_time2 = setup_vc->voltsetup_time2;
+ prm_setup.voltoffset = setup_vc->voltoffset;
+ prm_setup.voltsetup2 = setup_vc->voltsetup2;
+ prm_setup.vdd0_on = setup_vc->vdd0_on;
+ prm_setup.vdd0_onlp = setup_vc->vdd0_onlp;
+ prm_setup.vdd0_ret = setup_vc->vdd0_ret;
+ prm_setup.vdd0_off = setup_vc->vdd0_off;
+ prm_setup.vdd1_on = setup_vc->vdd1_on;
+ prm_setup.vdd1_onlp = setup_vc->vdd1_onlp;
+ prm_setup.vdd1_ret = setup_vc->vdd1_ret;
+ prm_setup.vdd1_off = setup_vc->vdd1_off;
}
static int __init pwrdms_setup(struct powerdomain *pwrdm, void *unused)
@@ -1092,18 +1108,6 @@ err2:
return ret;
}
-/* PRM_VC_CMD_VAL_0 specific bits */
-#define OMAP3430_VC_CMD_VAL0_ON 0x30
-#define OMAP3430_VC_CMD_VAL0_ONLP 0x1E
-#define OMAP3430_VC_CMD_VAL0_RET 0x1E
-#define OMAP3430_VC_CMD_VAL0_OFF 0x30
-
-/* PRM_VC_CMD_VAL_1 specific bits */
-#define OMAP3430_VC_CMD_VAL1_ON 0x2C
-#define OMAP3430_VC_CMD_VAL1_ONLP 0x1E
-#define OMAP3430_VC_CMD_VAL1_RET 0x1E
-#define OMAP3430_VC_CMD_VAL1_OFF 0x2C
-
static void __init configure_vc(void)
{
@@ -1114,18 +1118,16 @@ static void __init configure_vc(void)
(R_VDD1_SR_CONTROL << OMAP3430_VOLRA0_SHIFT),
OMAP3430_GR_MOD, OMAP3_PRM_VC_SMPS_VOL_RA_OFFSET);
- prm_write_mod_reg((OMAP3430_VC_CMD_VAL0_ON <<
- OMAP3430_VC_CMD_ON_SHIFT) |
- (OMAP3430_VC_CMD_VAL0_ONLP << OMAP3430_VC_CMD_ONLP_SHIFT) |
- (OMAP3430_VC_CMD_VAL0_RET << OMAP3430_VC_CMD_RET_SHIFT) |
- (OMAP3430_VC_CMD_VAL0_OFF << OMAP3430_VC_CMD_OFF_SHIFT),
+ prm_write_mod_reg((prm_setup.vdd0_on << OMAP3430_VC_CMD_ON_SHIFT) |
+ (prm_setup.vdd0_onlp << OMAP3430_VC_CMD_ONLP_SHIFT) |
+ (prm_setup.vdd0_ret << OMAP3430_VC_CMD_RET_SHIFT) |
+ (prm_setup.vdd0_off << OMAP3430_VC_CMD_OFF_SHIFT),
OMAP3430_GR_MOD, OMAP3_PRM_VC_CMD_VAL_0_OFFSET);
- prm_write_mod_reg((OMAP3430_VC_CMD_VAL1_ON <<
- OMAP3430_VC_CMD_ON_SHIFT) |
- (OMAP3430_VC_CMD_VAL1_ONLP << OMAP3430_VC_CMD_ONLP_SHIFT) |
- (OMAP3430_VC_CMD_VAL1_RET << OMAP3430_VC_CMD_RET_SHIFT) |
- (OMAP3430_VC_CMD_VAL1_OFF << OMAP3430_VC_CMD_OFF_SHIFT),
+ prm_write_mod_reg((prm_setup.vdd1_on << OMAP3430_VC_CMD_ON_SHIFT) |
+ (prm_setup.vdd1_onlp << OMAP3430_VC_CMD_ONLP_SHIFT) |
+ (prm_setup.vdd1_ret << OMAP3430_VC_CMD_RET_SHIFT) |
+ (prm_setup.vdd1_off << OMAP3430_VC_CMD_OFF_SHIFT),
OMAP3430_GR_MOD, OMAP3_PRM_VC_CMD_VAL_1_OFFSET);
prm_write_mod_reg(OMAP3430_CMD1 | OMAP3430_RAV1,
--
1.5.4.5
--
To unsubscribe from this list: send the line "unsubscribe linux-omap" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
