diff options
| author | Marek Vasut <marex@denx.de> | 2019-11-26 09:35:32 +0100 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2019-12-06 13:57:42 +0100 |
| commit | df1b721f60027705ff0fb804c1da472ba31f978b (patch) | |
| tree | 8fdac1e64c7e6354638c1bdf6874a518aae650fd /arch/arm | |
| parent | c671d8af0bb07b028d808b994b83b2ec25578a44 (diff) | |
| download | u-boot-df1b721f60027705ff0fb804c1da472ba31f978b.zip u-boot-df1b721f60027705ff0fb804c1da472ba31f978b.tar.gz u-boot-df1b721f60027705ff0fb804c1da472ba31f978b.tar.bz2 | |
ARM: mx6: pmu: Expose PMU LDO configuration interface
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 <marex@denx.de>
Cc: Eric Nelson <eric@nelint.com>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Stefano Babic <sbabic@denx.de>
Reviewed-by: Eric Nelson <eric@nelint.com>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/include/asm/arch-mx6/sys_proto.h | 8 | ||||
| -rw-r--r-- | 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 4bf7dff..1e5fa1a 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 4d62197..b8aaf3e 100644 --- a/arch/arm/mach-imx/mx6/soc.c +++ b/arch/arm/mach-imx/mx6/soc.c @@ -24,12 +24,6 @@ #include <imx_thermal.h> #include <mmc.h> -enum ldo_reg { - LDO_ARM, - LDO_SOC, - LDO_PU, -}; - struct scu_regs { u32 ctrl; u32 config; @@ -255,7 +249,7 @@ 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); |