[PATCH 05/26] ARM: OMAP4/AM33xx: add cm_init / cm_exit calls for AM33xx and OMAP4+
Tero Kristo
t-kristo at ti.com
Mon Sep 1 11:08:54 PDT 2014
This is needed for expanding the generic CM driver API to include
AM33xx and OMAP4 also.
Signed-off-by: Tero Kristo <t-kristo at ti.com>
---
arch/arm/mach-omap2/cm33xx.c | 13 +++++++++++++
arch/arm/mach-omap2/cm33xx.h | 1 +
arch/arm/mach-omap2/cminst44xx.c | 13 +++++++++++++
arch/arm/mach-omap2/cminst44xx.h | 1 +
arch/arm/mach-omap2/io.c | 6 ++++++
5 files changed, 34 insertions(+)
diff --git a/arch/arm/mach-omap2/cm33xx.c b/arch/arm/mach-omap2/cm33xx.c
index ef9e9018..e02988f 100644
--- a/arch/arm/mach-omap2/cm33xx.c
+++ b/arch/arm/mach-omap2/cm33xx.c
@@ -358,3 +358,16 @@ struct clkdm_ops am33xx_clkdm_operations = {
.clkdm_clk_enable = am33xx_clkdm_clk_enable,
.clkdm_clk_disable = am33xx_clkdm_clk_disable,
};
+
+static struct cm_ll_data am33xx_cm_ll_data;
+
+int __init am33xx_cm_init(void)
+{
+ return cm_register(&am33xx_cm_ll_data);
+}
+
+static void __exit am33xx_cm_exit(void)
+{
+ cm_unregister(&am33xx_cm_ll_data);
+}
+__exitcall(am33xx_cm_exit);
diff --git a/arch/arm/mach-omap2/cm33xx.h b/arch/arm/mach-omap2/cm33xx.h
index 1771fc1..1d3cde7 100644
--- a/arch/arm/mach-omap2/cm33xx.h
+++ b/arch/arm/mach-omap2/cm33xx.h
@@ -379,6 +379,7 @@ void am33xx_cm_clkdm_enable_hwsup(u16 inst, u16 cdoffs);
void am33xx_cm_clkdm_disable_hwsup(u16 inst, u16 cdoffs);
void am33xx_cm_clkdm_force_sleep(u16 inst, u16 cdoffs);
void am33xx_cm_clkdm_force_wakeup(u16 inst, u16 cdoffs);
+int am33xx_cm_init(void);
#if defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_AM43XX)
int am33xx_cm_wait_module_idle(u16 inst, u16 clkctrl_offs);
diff --git a/arch/arm/mach-omap2/cminst44xx.c b/arch/arm/mach-omap2/cminst44xx.c
index 7e6970a..695e71e 100644
--- a/arch/arm/mach-omap2/cminst44xx.c
+++ b/arch/arm/mach-omap2/cminst44xx.c
@@ -505,3 +505,16 @@ struct clkdm_ops am43xx_clkdm_operations = {
.clkdm_clk_enable = omap4_clkdm_clk_enable,
.clkdm_clk_disable = omap4_clkdm_clk_disable,
};
+
+static struct cm_ll_data omap4xxx_cm_ll_data;
+
+int __init omap4_cm_init(void)
+{
+ return cm_register(&omap4xxx_cm_ll_data);
+}
+
+static void __exit omap4_cm_exit(void)
+{
+ cm_unregister(&omap4xxx_cm_ll_data);
+}
+__exitcall(omap4_cm_exit);
diff --git a/arch/arm/mach-omap2/cminst44xx.h b/arch/arm/mach-omap2/cminst44xx.h
index 67a05f9..cc3c913 100644
--- a/arch/arm/mach-omap2/cminst44xx.h
+++ b/arch/arm/mach-omap2/cminst44xx.h
@@ -38,5 +38,6 @@ extern u32 omap4_cminst_read_inst_reg_bits(u8 part, u16 inst, s16 idx,
u32 mask);
extern void omap_cm_base_init(void);
+int omap4_cm_init(void);
#endif
diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c
index 5c2c71a..26055d9 100644
--- a/arch/arm/mach-omap2/io.c
+++ b/arch/arm/mach-omap2/io.c
@@ -45,6 +45,7 @@
#include "sram.h"
#include "cm2xxx.h"
#include "cm3xxx.h"
+#include "cm33xx.h"
#include "prm.h"
#include "cm.h"
#include "prcm_mpu44xx.h"
@@ -582,6 +583,7 @@ void __init am33xx_init_early(void)
omap2_set_globals_cm(AM33XX_L4_WK_IO_ADDRESS(AM33XX_PRCM_BASE), NULL);
omap3xxx_check_revision();
am33xx_check_features();
+ am33xx_cm_init();
am33xx_powerdomains_init();
am33xx_clockdomains_init();
am33xx_hwmod_init();
@@ -609,6 +611,7 @@ void __init am43xx_init_early(void)
omap3xxx_check_revision();
am33xx_check_features();
omap44xx_prm_init();
+ omap4_cm_init();
am43xx_powerdomains_init();
am43xx_clockdomains_init();
am43xx_hwmod_init();
@@ -638,6 +641,7 @@ void __init omap4430_init_early(void)
omap_cm_base_init();
omap4xxx_check_revision();
omap4xxx_check_features();
+ omap4_cm_init();
omap4_pm_init_early();
omap44xx_prm_init();
omap44xx_voltagedomains_init();
@@ -672,6 +676,7 @@ void __init omap5_init_early(void)
omap_cm_base_init();
omap44xx_prm_init();
omap5xxx_check_revision();
+ omap4_cm_init();
omap54xx_voltagedomains_init();
omap54xx_powerdomains_init();
omap54xx_clockdomains_init();
@@ -700,6 +705,7 @@ void __init dra7xx_init_early(void)
omap_cm_base_init();
omap44xx_prm_init();
dra7xxx_check_revision();
+ omap4_cm_init();
dra7xx_powerdomains_init();
dra7xx_clockdomains_init();
dra7xx_hwmod_init();
--
1.7.9.5
More information about the linux-arm-kernel
mailing list