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Commit c39263c3 authored by Kevin Hilman's avatar Kevin Hilman
Browse files

OMAP2+: voltage: move prm_irqst_reg from VP into voltage domain 



The prm_irqst_reg is not part of the VP.  Move it up into the common
voltage domain struct.

Signed-off-by: default avatarKevin Hilman <khilman@ti.com>
parent a7460daf

arch/arm/mach-omap2/voltage.c

+7 −8
Original line number Diff line number Diff line
@@ -426,23 +426,21 @@ static int vp_forceupdate_scale_voltage(struct omap_vdd_info *vdd, 
		unsigned long target_volt)

{

	u32 vpconfig;

	u8 target_vsel, current_vsel, prm_irqst_reg;

	u8 target_vsel, current_vsel;

	int ret, timeout = 0;



	ret = _pre_volt_scale(vdd, target_volt, &target_vsel, &current_vsel);

	if (ret)

		return ret;



	prm_irqst_reg = vdd->vp_data->prm_irqst_data->prm_irqst_reg;



	/*

	 * Clear all pending TransactionDone interrupt/status. Typical latency

	 * is <3us

	 */

	while (timeout++ < VP_TRANXDONE_TIMEOUT) {

		vdd->write_reg(vdd->vp_data->prm_irqst_data->tranxdone_status,

			       vdd->prm_irqst_mod, prm_irqst_reg);

		if (!(vdd->read_reg(vdd->prm_irqst_mod, prm_irqst_reg) &

			       vdd->prm_irqst_mod, vdd->prm_irqst_reg);

		if (!(vdd->read_reg(vdd->prm_irqst_mod, vdd->prm_irqst_reg) &

		      vdd->vp_data->prm_irqst_data->tranxdone_status))

			break;

		udelay(1);
@@ -475,7 +473,8 @@ static int vp_forceupdate_scale_voltage(struct omap_vdd_info *vdd, 
	 * Depends on SMPSWAITTIMEMIN/MAX and voltage change

	 */

	timeout = 0;

	omap_test_timeout((vdd->read_reg(vdd->prm_irqst_mod, prm_irqst_reg) &

	omap_test_timeout((vdd->read_reg(vdd->prm_irqst_mod,

					 vdd->prm_irqst_reg) &

			   vdd->vp_data->prm_irqst_data->tranxdone_status),

			  VP_TRANXDONE_TIMEOUT, timeout);

	if (timeout >= VP_TRANXDONE_TIMEOUT)
@@ -492,8 +491,8 @@ static int vp_forceupdate_scale_voltage(struct omap_vdd_info *vdd, 
	timeout = 0;

	while (timeout++ < VP_TRANXDONE_TIMEOUT) {

		vdd->write_reg(vdd->vp_data->prm_irqst_data->tranxdone_status,

			       vdd->prm_irqst_mod, prm_irqst_reg);

		if (!(vdd->read_reg(vdd->prm_irqst_mod, prm_irqst_reg) &

			       vdd->prm_irqst_mod, vdd->prm_irqst_reg);

		if (!(vdd->read_reg(vdd->prm_irqst_mod, vdd->prm_irqst_reg) &

		      vdd->vp_data->prm_irqst_data->tranxdone_status))

			break;

		udelay(1);

arch/arm/mach-omap2/voltage.h

+1 −0
Original line number Diff line number Diff line
@@ -136,6 +136,7 @@ struct omap_vdd_info { 
	bool vp_enabled;



	s16 prm_irqst_mod;

	u8 prm_irqst_reg;

	u32 (*read_reg) (u16 mod, u8 offset);

	void (*write_reg) (u32 val, u16 mod, u8 offset);

	int (*volt_scale) (struct omap_vdd_info *vdd,

arch/arm/mach-omap2/voltagedomains3xxx_data.c

+2 −0
Original line number Diff line number Diff line
@@ -39,6 +39,7 @@ static const struct omap_vfsm_instance_data omap3_vdd1_vfsm_data = { 


static struct omap_vdd_info omap3_vdd1_info = {

	.prm_irqst_mod = OCP_MOD,

	.prm_irqst_reg = OMAP3_PRM_IRQSTATUS_MPU_OFFSET,

	.vp_data = &omap3_vp1_data,

	.vc_data = &omap3_vc1_data,

	.vfsm = &omap3_vdd1_vfsm_data,
@@ -55,6 +56,7 @@ static const struct omap_vfsm_instance_data omap3_vdd2_vfsm_data = { 


static struct omap_vdd_info omap3_vdd2_info = {

	.prm_irqst_mod = OCP_MOD,

	.prm_irqst_reg = OMAP3_PRM_IRQSTATUS_MPU_OFFSET,

	.vp_data = &omap3_vp2_data,

	.vc_data = &omap3_vc2_data,

	.vfsm = &omap3_vdd2_vfsm_data,

arch/arm/mach-omap2/voltagedomains44xx_data.c

+3 −0
Original line number Diff line number Diff line
@@ -38,6 +38,7 @@ static const struct omap_vfsm_instance_data omap4_vdd_mpu_vfsm_data = { 


static struct omap_vdd_info omap4_vdd_mpu_info = {

	.prm_irqst_mod = OMAP4430_PRM_OCP_SOCKET_INST,

	.prm_irqst_reg = OMAP4_PRM_IRQSTATUS_MPU_2_OFFSET,

	.vp_data = &omap4_vp_mpu_data,

	.vc_data = &omap4_vc_mpu_data,

	.vfsm = &omap4_vdd_mpu_vfsm_data,
@@ -52,6 +53,7 @@ static const struct omap_vfsm_instance_data omap4_vdd_iva_vfsm_data = { 


static struct omap_vdd_info omap4_vdd_iva_info = {

	.prm_irqst_mod = OMAP4430_PRM_OCP_SOCKET_INST,

	.prm_irqst_reg = OMAP4_PRM_IRQSTATUS_MPU_OFFSET,

	.vp_data = &omap4_vp_iva_data,

	.vc_data = &omap4_vc_iva_data,

	.vfsm = &omap4_vdd_iva_vfsm_data,
@@ -66,6 +68,7 @@ static const struct omap_vfsm_instance_data omap4_vdd_core_vfsm_data = { 


static struct omap_vdd_info omap4_vdd_core_info = {

	.prm_irqst_mod = OMAP4430_PRM_OCP_SOCKET_INST,

	.prm_irqst_reg = OMAP4_PRM_IRQSTATUS_MPU_OFFSET,

	.vp_data = &omap4_vp_core_data,

	.vc_data = &omap4_vc_core_data,

	.vfsm = &omap4_vdd_core_vfsm_data,

arch/arm/mach-omap2/vp.h

+0 −3
Original line number Diff line number Diff line
@@ -70,16 +70,13 @@ struct omap_vp_common_data { 


/**

 * struct omap_vp_prm_irqst_data - PRM_IRQSTATUS_MPU.VP_TRANXDONE_ST data

 * @prm_irqst_reg: reg offset for PRM_IRQSTATUS_MPU from top of PRM

 * @tranxdone_status: VP_TRANXDONE_ST bitmask in PRM_IRQSTATUS_MPU reg

 *

 * XXX prm_irqst_reg does not belong here

 * XXX Note that on OMAP3, VP_TRANXDONE interrupt may not work due to a

 *     hardware bug

 * XXX This structure is probably not needed

 */

struct omap_vp_prm_irqst_data {

	u8 prm_irqst_reg;

	u32 tranxdone_status;

};