Make the PMU LDO configuration interface available to board code,
so that board code can reconfigure the internal LDOs of the SoC.
Signed-off-by: Marek Vasut <ma...@denx.de>
Cc: Eric Nelson <e...@nelint.com>
Cc: Fabio Estevam <fabio.este...@nxp.com>
Cc: Stefano Babic <sba...@denx.de>
---
arch/arm/include/asm/arch-mx6/sys_proto.h | 8 ++++++++
arch/arm/mach-imx/mx6/soc.c | 8 +-------
2 files changed, 9 insertions(+), 7 deletions(-)
diff --git a/arch/arm/include/asm/arch-mx6/sys_proto.h
b/arch/arm/include/asm/arch-mx6/sys_proto.h
index 4bf7dff8b4..1e5fa1a75e 100644
--- a/arch/arm/include/asm/arch-mx6/sys_proto.h
+++ b/arch/arm/include/asm/arch-mx6/sys_proto.h
@@ -20,6 +20,14 @@
int imx6_pcie_toggle_power(void);
int imx6_pcie_toggle_reset(void);
+enum ldo_reg {
+ LDO_ARM,
+ LDO_SOC,
+ LDO_PU,
+};
+
+int set_ldo_voltage(enum ldo_reg ldo, u32 mv);
+
/**
* iomuxc_set_rgmii_io_voltage - set voltage level of RGMII/USB pins
*
diff --git a/arch/arm/mach-imx/mx6/soc.c b/arch/arm/mach-imx/mx6/soc.c
index 6dccee484c..3560dd7ee7 100644
--- a/arch/arm/mach-imx/mx6/soc.c
+++ b/arch/arm/mach-imx/mx6/soc.c
@@ -23,12 +23,6 @@
#include <imx_thermal.h>
#include <mmc.h>
-enum ldo_reg {
- LDO_ARM,
- LDO_SOC,
- LDO_PU,
-};
-
struct scu_regs {
u32 ctrl;
u32 config;
@@ -254,7 +248,7 @@ static void clear_ldo_ramp(void)
* Possible values are from 0.725V to 1.450V in steps of
* 0.025V (25mV).
*/
-static int set_ldo_voltage(enum ldo_reg ldo, u32 mv)
+int set_ldo_voltage(enum ldo_reg ldo, u32 mv)
{
struct anatop_regs *anatop = (struct anatop_regs *)ANATOP_BASE_ADDR;
u32 val, step, old, reg = readl(&anatop->reg_core);
--
2.24.0
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