ARM: OMAP4+: pmic: Make generic bus init and write functions
Voltage scaling can be done in two ways:
-> Using SR I2C
-> Using GP I2C
In order to support both, have a function pointer in pmic_data
so that we can call as per our requirement.
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
diff --git a/arch/arm/include/asm/arch-omap4/sys_proto.h b/arch/arm/include/asm/arch-omap4/sys_proto.h
index 0126a85..15e3682 100644
--- a/arch/arm/include/asm/arch-omap4/sys_proto.h
+++ b/arch/arm/include/asm/arch-omap4/sys_proto.h
@@ -57,7 +57,7 @@
void save_omap_boot_params(void);
void init_omap_revision(void);
void do_io_settings(void);
-void omap_vc_init(u16 speed_khz);
+void sri2c_init(void);
int omap_vc_bypass_send_value(u8 sa, u8 reg_addr, u8 reg_data);
u32 warm_reset(void);
void force_emif_self_refresh(void);
diff --git a/arch/arm/include/asm/arch-omap5/sys_proto.h b/arch/arm/include/asm/arch-omap5/sys_proto.h
index fb35a82..91eb36c 100644
--- a/arch/arm/include/asm/arch-omap5/sys_proto.h
+++ b/arch/arm/include/asm/arch-omap5/sys_proto.h
@@ -61,7 +61,7 @@
void save_omap_boot_params(void);
void init_omap_revision(void);
void do_io_settings(void);
-void omap_vc_init(u16 speed_khz);
+void sri2c_init(void);
int omap_vc_bypass_send_value(u8 sa, u8 reg_addr, u8 reg_data);
u32 warm_reset(void);
void force_emif_self_refresh(void);
diff --git a/arch/arm/include/asm/omap_common.h b/arch/arm/include/asm/omap_common.h
index 712d78b..b70575b 100644
--- a/arch/arm/include/asm/omap_common.h
+++ b/arch/arm/include/asm/omap_common.h
@@ -501,6 +501,9 @@
u32 start_code;
unsigned gpio;
int gpio_en;
+ u32 i2c_slave_addr;
+ void (*pmic_bus_init)(void);
+ int (*pmic_write)(u8 sa, u8 reg_addr, u8 reg_data);
};
struct volts {