arm/mach-omap2/vp.c

8 #include "vp.h"
15 	struct omap_vp_instance *vp = voltdm->vp;
21 	vpconfig = voltdm->read(vp->vpconfig);
22 	vpconfig &= ~(vp->common->vpconfig_initvoltage_mask |
23 		      vp->common->vpconfig_forceupdate |
24 		      vp->common->vpconfig_initvdd);
25 	vpconfig |= vsel << __ffs(vp->common->vpconfig_initvoltage_mask);
26 	voltdm->write(vpconfig, vp->vpconfig);
29 	voltdm->write((vpconfig | vp->common->vpconfig_initvdd),
30 		       vp->vpconfig);
33 	voltdm->write(vpconfig, vp->vpconfig);
41 	struct omap_vp_instance *vp = voltdm->vp;
56 	vp->enabled = false;
77 	       __ffs(voltdm->vp->common->vpconfig_erroroffset_mask)) |
78 		vp->common->vpconfig_timeouten;
79 	voltdm->write(val, vp->vpconfig);
82 	val = (waittime << vp->common->vstepmin_smpswaittimemin_shift) |
83 		(vstepmin <<  vp->common->vstepmin_stepmin_shift);
84 	voltdm->write(val, vp->vstepmin);
87 	val = (vstepmax << vp->common->vstepmax_stepmax_shift) |
88 		(waittime << vp->common->vstepmax_smpswaittimemax_shift);
89 	voltdm->write(val, vp->vstepmax);
92 	val = (vddmax << vp->common->vlimitto_vddmax_shift) |
93 		(vddmin << vp->common->vlimitto_vddmin_shift) |
94 		(timeout <<  vp->common->vlimitto_timeout_shift);
95 	voltdm->write(val, vp->vlimitto);
103 	if (!voltdm->vp)
111 	/* Setting vp errorgain based on the voltage */
112 	voltdm->rmw(voltdm->vp->common->vpconfig_errorgain_mask,
114 		    __ffs(voltdm->vp->common->vpconfig_errorgain_mask),
115 		    voltdm->vp->vpconfig);
124 	struct omap_vp_instance *vp = voltdm->vp;
138 		vp->common->ops->clear_txdone(vp->id);
139 		if (!vp->common->ops->check_txdone(vp->id))
152 	voltdm->write(vpconfig | vp->common->vpconfig_forceupdate,
153 		      voltdm->vp->vpconfig);
160 	omap_test_timeout(vp->common->ops->check_txdone(vp->id),
174 		vp->common->ops->clear_txdone(vp->id);
175 		if (!vp->common->ops->check_txdone(vp->id))
185 	voltdm->write(vpconfig, vp->vpconfig);
199 	struct omap_vp_instance *vp;
207 	vp = voltdm->vp;
215 	if (vp->enabled)
228 	vpconfig |= vp->common->vpconfig_vpenable;
229 	voltdm->write(vpconfig, vp->vpconfig);
231 	vp->enabled = true;
243 	struct omap_vp_instance *vp;
252 	vp = voltdm->vp;
260 	if (!vp->enabled) {
267 	vpconfig = voltdm->read(vp->vpconfig);
268 	vpconfig &= ~vp->common->vpconfig_vpenable;
269 	voltdm->write(vpconfig, vp->vpconfig);
274 	omap_test_timeout((voltdm->read(vp->vstatus)),
280 	vp->enabled = false;