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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>
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@ -20,6 +20,14 @@
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int imx6_pcie_toggle_power(void);
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int imx6_pcie_toggle_reset(void);
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enum ldo_reg {
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LDO_ARM,
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LDO_SOC,
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LDO_PU,
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};
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int set_ldo_voltage(enum ldo_reg ldo, u32 mv);
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/**
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* iomuxc_set_rgmii_io_voltage - set voltage level of RGMII/USB pins
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*
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@ -24,12 +24,6 @@
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#include <imx_thermal.h>
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#include <mmc.h>
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enum ldo_reg {
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LDO_ARM,
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LDO_SOC,
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LDO_PU,
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};
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struct scu_regs {
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u32 ctrl;
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u32 config;
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@ -255,7 +249,7 @@ static void clear_ldo_ramp(void)
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* Possible values are from 0.725V to 1.450V in steps of
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* 0.025V (25mV).
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*/
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static int set_ldo_voltage(enum ldo_reg ldo, u32 mv)
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int set_ldo_voltage(enum ldo_reg ldo, u32 mv)
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{
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struct anatop_regs *anatop = (struct anatop_regs *)ANATOP_BASE_ADDR;
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u32 val, step, old, reg = readl(&anatop->reg_core);
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