From: Vaibhav Hiremath <hvaibhav@xxxxxx>
Currently dummy voltage domain data is being created
in order to succeed boot process, nothing has been done
w.r.t actual hardware (voltage control).
Also, hook up the AM33XX voltage domain to OMAP framework.
Signed-off-by: Vaibhav Hiremath <hvaibhav@xxxxxx>
Signed-off-by: Afzal Mohammed <afzal@xxxxxx>
Cc: Benoit Cousson <b-cousson@xxxxxx>
Cc: Tony Lindgren <tony@xxxxxxxxxxx>
Cc: Kevin Hilman <khilman@xxxxxx>
Cc: Paul Walmsley <paul@xxxxxxxxx>
Cc: Rajendra Nayak <rnayak@xxxxxx>
Acked-by: Kevin Hilman <khilman@xxxxxx>
[paul@xxxxxxxxx: updated for 3.5]
Signed-off-by: Paul Walmsley <paul@xxxxxxxxx>
---
arch/arm/mach-omap2/Makefile | 1 +
arch/arm/mach-omap2/io.c | 3 +-
arch/arm/mach-omap2/voltage.h | 1 +
arch/arm/mach-omap2/voltagedomains33xx_data.c | 43 +++++++++++++++++++++++++
4 files changed, 47 insertions(+), 1 deletion(-)
create mode 100644 arch/arm/mach-omap2/voltagedomains33xx_data.c
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index 288e1a3..464e14c 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -102,6 +102,7 @@ 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
# OMAP powerdomain framework
powerdomain-common += powerdomain.o powerdomain-common.o
diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c
index df4d119..6cdc4ac 100644
--- a/arch/arm/mach-omap2/io.c
+++ b/arch/arm/mach-omap2/io.c
@@ -388,7 +388,7 @@ void __init omap2430_init_early(void)
* Currently only board-omap3beagle.c should call this because of the
* same machine_id for 34xx and 36xx beagle.. Will get fixed with DT.
*/
-#ifdef CONFIG_ARCH_OMAP3
+#ifdef CONFIG_SOC_OMAP3430
void __init omap3_init_early(void)
{
omap2_set_globals_3xxx();
@@ -445,6 +445,7 @@ void __init am33xx_init_early(void)
omap3xxx_check_revision();
ti81xx_check_features();
omap_common_init_early();
+ am33xx_voltagedomains_init();
}
#endif
diff --git a/arch/arm/mach-omap2/voltage.h b/arch/arm/mach-omap2/voltage.h
index 16a1b09..a7c43c1 100644
--- a/arch/arm/mach-omap2/voltage.h
+++ b/arch/arm/mach-omap2/voltage.h
@@ -156,6 +156,7 @@ int omap_voltage_late_init(void);
extern void omap2xxx_voltagedomains_init(void);
extern void omap3xxx_voltagedomains_init(void);
+extern void am33xx_voltagedomains_init(void);
extern void omap44xx_voltagedomains_init(void);
struct voltagedomain *voltdm_lookup(const char *name);
diff --git a/arch/arm/mach-omap2/voltagedomains33xx_data.c b/arch/arm/mach-omap2/voltagedomains33xx_data.c
new file mode 100644
index 0000000..965458d
--- /dev/null
+++ b/arch/arm/mach-omap2/voltagedomains33xx_data.c
@@ -0,0 +1,43 @@
+/*
+ * AM33XX voltage domain data
+ *
+ * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation version 2.
+ *
+ * This program is distributed "as is" WITHOUT ANY WARRANTY of any
+ * kind, whether express or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+
+#include "voltage.h"
+
+static struct voltagedomain am33xx_voltdm_mpu = {
+ .name = "mpu",
+};
+
+static struct voltagedomain am33xx_voltdm_core = {
+ .name = "core",
+};
+
+static struct voltagedomain am33xx_voltdm_rtc = {
+ .name = "rtc",
+};
+
+static struct voltagedomain *voltagedomains_am33xx[] __initdata = {
+ &am33xx_voltdm_mpu,
+ &am33xx_voltdm_core,
+ &am33xx_voltdm_rtc,
+ NULL,
+};
+
+void __init am33xx_voltagedomains_init(void)
+{
+ voltdm_init(voltagedomains_am33xx);
+}
--
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