Commit 8bfdfc87 authored by Tony Lindgren's avatar Tony Lindgren
Browse files

Merge tag 'omap-pm-v3.11/voltdm' of... 

Merge tag 'omap-pm-v3.11/voltdm' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-omap-pm into omap-for-v3.11/pm-voltdomain

OMAP: PM: remove requirement for voltage domain data; remove dummy data
parents 7d132055 63b0420c

arch/arm/mach-omap2/Makefile

+0 −1
Original line number Diff line number Diff line
@@ -125,7 +125,6 @@ obj-$(CONFIG_ARCH_OMAP3) += voltagedomains3xxx_data.o 
obj-$(CONFIG_ARCH_OMAP4)		+= $(voltagedomain-common)

obj-$(CONFIG_ARCH_OMAP4)		+= voltagedomains44xx_data.o

obj-$(CONFIG_SOC_AM33XX)		+= $(voltagedomain-common)

obj-$(CONFIG_SOC_AM33XX)                += voltagedomains33xx_data.o

obj-$(CONFIG_SOC_OMAP5)			+= $(voltagedomain-common)



# OMAP powerdomain framework

arch/arm/mach-omap2/io.c

+0 −1
Original line number Diff line number Diff line
@@ -577,7 +577,6 @@ void __init am33xx_init_early(void) 
	omap2_set_globals_cm(AM33XX_L4_WK_IO_ADDRESS(AM33XX_PRCM_BASE), NULL);

	omap3xxx_check_revision();

	ti81xx_check_features();

	am33xx_voltagedomains_init();

	am33xx_powerdomains_init();

	am33xx_clockdomains_init();

	am33xx_hwmod_init();

arch/arm/mach-omap2/powerdomain.c

+5 −0
Original line number Diff line number Diff line
@@ -102,6 +102,10 @@ static int _pwrdm_register(struct powerdomain *pwrdm) 
	if (_pwrdm_lookup(pwrdm->name))

		return -EEXIST;



	if (arch_pwrdm && arch_pwrdm->pwrdm_has_voltdm)

		if (!arch_pwrdm->pwrdm_has_voltdm())

			goto skip_voltdm;



	voltdm = voltdm_lookup(pwrdm->voltdm.name);

	if (!voltdm) {

		pr_err("powerdomain: %s: voltagedomain %s does not exist\n",
@@ -111,6 +115,7 @@ static int _pwrdm_register(struct powerdomain *pwrdm) 
	pwrdm->voltdm.ptr = voltdm;

	INIT_LIST_HEAD(&pwrdm->voltdm_node);

	voltdm_add_pwrdm(voltdm, pwrdm);

skip_voltdm:

	spin_lock_init(&pwrdm->_lock);



	list_add(&pwrdm->node, &pwrdm_list);

arch/arm/mach-omap2/powerdomain.h

+2 −0
Original line number Diff line number Diff line
@@ -166,6 +166,7 @@ struct powerdomain { 
 * @pwrdm_disable_hdwr_sar: Disable Hardware Save-Restore feature for a pd

 * @pwrdm_set_lowpwrstchange: Enable pd transitions from a shallow to deep sleep

 * @pwrdm_wait_transition: Wait for a pd state transition to complete

 * @pwrdm_has_voltdm: Check if a voltdm association is needed

 *

 * Regarding @pwrdm_set_lowpwrstchange: On the OMAP2 and 3-family

 * chips, a powerdomain's power state is not allowed to directly
@@ -196,6 +197,7 @@ struct pwrdm_ops { 
	int	(*pwrdm_disable_hdwr_sar)(struct powerdomain *pwrdm);

	int	(*pwrdm_set_lowpwrstchange)(struct powerdomain *pwrdm);

	int	(*pwrdm_wait_transition)(struct powerdomain *pwrdm);

	int	(*pwrdm_has_voltdm)(void);

};



int pwrdm_register_platform_funcs(struct pwrdm_ops *custom_funcs);

arch/arm/mach-omap2/prm33xx.c

+7 −0
Original line number Diff line number Diff line
@@ -320,6 +320,12 @@ static int am33xx_pwrdm_wait_transition(struct powerdomain *pwrdm) 
	return 0;

}



static int am33xx_check_vcvp(void)

{

	/* No VC/VP on am33xx devices */

	return 0;

}



struct pwrdm_ops am33xx_pwrdm_operations = {

	.pwrdm_set_next_pwrst		= am33xx_pwrdm_set_next_pwrst,

	.pwrdm_read_next_pwrst		= am33xx_pwrdm_read_next_pwrst,
@@ -335,4 +341,5 @@ struct pwrdm_ops am33xx_pwrdm_operations = { 
	.pwrdm_set_mem_onst		= am33xx_pwrdm_set_mem_onst,

	.pwrdm_set_mem_retst		= am33xx_pwrdm_set_mem_retst,

	.pwrdm_wait_transition		= am33xx_pwrdm_wait_transition,

	.pwrdm_has_voltdm		= am33xx_check_vcvp,

};