[RFC][PATCH] ARM / shmobile: Support for power domain A4MP on SH7372

From: Rafael J. Wysocki
Date: Sat Apr 30 2011 - 05:56:04 EST


From: Rafael J. Wysocki <rjw@xxxxxxx>

Use the power domains support code added by the previous
patches to implement support for power domain A4MP on SH7372.

Signed-off-by: Rafael J. Wysocki <rjw@xxxxxxx>
---

Hi,

This patch is on top of https://lkml.org/lkml/2011/4/29/490 .

Thanks,
Rafael

---
arch/arm/mach-shmobile/board-mackerel.c | 2 ++
arch/arm/mach-shmobile/include/mach/sh7372.h | 3 +++
arch/arm/mach-shmobile/pm-sh7372.c | 7 +++++++
3 files changed, 12 insertions(+)

Index: linux-2.6/arch/arm/mach-shmobile/pm-sh7372.c
===================================================================
--- linux-2.6.orig/arch/arm/mach-shmobile/pm-sh7372.c
+++ linux-2.6/arch/arm/mach-shmobile/pm-sh7372.c
@@ -90,9 +90,16 @@ static struct sh7372_domain_data sh7372_

struct generic_power_domain sh7372_a4lc_domain;

+static struct sh7372_domain_data sh7372_a4mp_domain_data = {
+ .bit_shift = 2,
+};
+
+struct generic_power_domain sh7372_a4mp_domain;
+
static int __init sh7372_power_domains_init(void)
{
sh7372_init_domain(&sh7372_a4lc_domain, &sh7372_a4lc_domain_data);
+ sh7372_init_domain(&sh7372_a4mp_domain, &sh7372_a4mp_domain_data);
return 0;
}
core_initcall(sh7372_power_domains_init);
Index: linux-2.6/arch/arm/mach-shmobile/include/mach/sh7372.h
===================================================================
--- linux-2.6.orig/arch/arm/mach-shmobile/include/mach/sh7372.h
+++ linux-2.6/arch/arm/mach-shmobile/include/mach/sh7372.h
@@ -475,11 +475,14 @@ struct platform_device;
#ifdef CONFIG_PM
extern struct generic_power_domain sh7372_a4lc_domain;
#define SH7372_A4LC (&sh7372_a4lc_domain)
+extern struct generic_power_domain sh7372_a4mp_domain;
+#define SH7372_A4MP (&sh7372_a4mp_domain)

extern void sh7372_add_device_to_domain(struct generic_power_domain *domain,
struct platform_device *pdev);
#else
#define SH7372_A4LC NULL
+#define SH7372_A4PM NULL

static inline void sh7372_add_device_to_domain(struct generic_power_domain *dom,
struct platform_device *pd) {}
Index: linux-2.6/arch/arm/mach-shmobile/board-mackerel.c
===================================================================
--- linux-2.6.orig/arch/arm/mach-shmobile/board-mackerel.c
+++ linux-2.6/arch/arm/mach-shmobile/board-mackerel.c
@@ -1218,6 +1218,8 @@ static void __init mackerel_init(void)
sh7372_add_device_to_domain(SH7372_A4LC, &lcdc_device);
sh7372_add_device_to_domain(SH7372_A4LC, &hdmi_lcdc_device);

+ sh7372_add_device_to_domain(SH7372_A4MP, &fsi_device);
+
hdmi_init_pm_clock();
}


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