ARM: OMAP4: vc: fix channel configuration
RACEN bit should only be set if the voltage and command register addresses
are the same.
Signed-off-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Kevin Hilman <khilman@ti.com>
diff --git a/arch/arm/mach-omap2/vc.c b/arch/arm/mach-omap2/vc.c
index 5d5f9e5..d72b787 100644
--- a/arch/arm/mach-omap2/vc.c
+++ b/arch/arm/mach-omap2/vc.c
@@ -592,9 +592,12 @@
voltdm->rmw(vc->smps_cmdra_mask,
vc->cmd_reg_addr << __ffs(vc->smps_cmdra_mask),
vc->smps_cmdra_reg);
- vc->cfg_channel |= vc_cfg_bits->rac | vc_cfg_bits->racen;
+ vc->cfg_channel |= vc_cfg_bits->rac;
}
+ if (vc->cmd_reg_addr == vc->volt_reg_addr)
+ vc->cfg_channel |= vc_cfg_bits->racen;
+
/* Set up the on, inactive, retention and off voltage */
on_vsel = omap_vc_calc_vsel(voltdm, voltdm->vc_param->on);
onlp_vsel = omap_vc_calc_vsel(voltdm, voltdm->vc_param->onlp);