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Commit 08d1c9a3 authored by Kevin Hilman's avatar Kevin Hilman
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OMAP3+: VC: move on/onlp/ret/off command configuration into common init 



Configuring the on/onlp/ret/off command values is common to OMAP3 & 4.
Move from OMAP3-only init into common VC init.

Signed-off-by: default avatarKevin Hilman <khilman@ti.com>
parent 5892bb1f

arch/arm/mach-omap2/vc.c

+13 −17
Original line number Diff line number Diff line
@@ -157,26 +157,11 @@ static void __init omap3_vfsm_init(struct voltagedomain *voltdm) 


static void __init omap3_vc_init_channel(struct voltagedomain *voltdm)

{

	struct omap_vc_channel *vc = voltdm->vc;

	struct omap_vdd_info *vdd = voltdm->vdd;

	static bool is_initialized;

	u8 on_vsel, onlp_vsel, ret_vsel, off_vsel;

	u32 vc_val;



	if (is_initialized)

		return;



	/* Set up the on, inactive, retention and off voltage */

	on_vsel = vdd->pmic_info->uv_to_vsel(vdd->pmic_info->on_volt);

	onlp_vsel = vdd->pmic_info->uv_to_vsel(vdd->pmic_info->onlp_volt);

	ret_vsel = vdd->pmic_info->uv_to_vsel(vdd->pmic_info->ret_volt);

	off_vsel = vdd->pmic_info->uv_to_vsel(vdd->pmic_info->off_volt);

	vc_val	= ((on_vsel << vc->common->cmd_on_shift) |

		(onlp_vsel << vc->common->cmd_onlp_shift) |

		(ret_vsel << vc->common->cmd_ret_shift) |

		(off_vsel << vc->common->cmd_off_shift));

	voltdm->write(vc_val, vc->cmdval_reg);



	/*

	 * Generic VC parameters init

	 * XXX This data should be abstracted out
@@ -201,8 +186,6 @@ static void __init omap4_vc_init_channel(struct voltagedomain *voltdm) 
	if (is_initialized)

		return;



	/* TODO: Configure setup times and CMD_VAL values*/



	/*

	 * Generic VC parameters init

	 * XXX This data should be abstracted out
@@ -223,6 +206,8 @@ void __init omap_vc_init_channel(struct voltagedomain *voltdm) 
{

	struct omap_vc_channel *vc = voltdm->vc;

	struct omap_vdd_info *vdd = voltdm->vdd;

	u8 on_vsel, onlp_vsel, ret_vsel, off_vsel;

	u32 val;



	if (!vdd->pmic_info || !vdd->pmic_info->uv_to_vsel) {

		pr_err("%s: PMIC info requried to configure vc for"
@@ -259,6 +244,17 @@ void __init omap_vc_init_channel(struct voltagedomain *voltdm) 
			    vc->cmd_reg_addr << __ffs(vc->smps_cmdra_mask),

			    vc->common->smps_cmdra_reg);



	/* Set up the on, inactive, retention and off voltage */

	on_vsel = vdd->pmic_info->uv_to_vsel(vdd->pmic_info->on_volt);

	onlp_vsel = vdd->pmic_info->uv_to_vsel(vdd->pmic_info->onlp_volt);

	ret_vsel = vdd->pmic_info->uv_to_vsel(vdd->pmic_info->ret_volt);

	off_vsel = vdd->pmic_info->uv_to_vsel(vdd->pmic_info->off_volt);

	val = ((on_vsel << vc->common->cmd_on_shift) |

	       (onlp_vsel << vc->common->cmd_onlp_shift) |

	       (ret_vsel << vc->common->cmd_ret_shift) |

	       (off_vsel << vc->common->cmd_off_shift));

	voltdm->write(val, vc->cmdval_reg);



	/* Configure the setup times */

	voltdm->rmw(voltdm->vfsm->voltsetup_mask,

		    vc->setup_time << __ffs(voltdm->vfsm->voltsetup_mask),