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power: axp209: Reduce magic values by adding defines for LDO[234]
The AXP209 has a few 'magisc-ish' values that are better served with clear defines. Signed-off-by: Olliver Schinagl <oliver@schinagl.nl> Signed-off-by: Priit Laes <plaes@plaes.org> Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>
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2 changed files with 20 additions and 7 deletions
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@ -81,8 +81,7 @@ int axp_set_aldo2(unsigned int mvolt)
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if (rc)
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return rc;
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/* LDO2 configuration is in upper 4 bits */
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reg = (reg & 0x0f) | (cfg << 4);
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reg |= AXP209_LDO24_LDO2_SET(reg, cfg);
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rc = pmic_bus_write(AXP209_LDO24_VOLTAGE, reg);
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if (rc)
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return rc;
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@ -99,10 +98,12 @@ int axp_set_aldo3(unsigned int mvolt)
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return pmic_bus_clrbits(AXP209_OUTPUT_CTRL,
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AXP209_OUTPUT_CTRL_LDO3);
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if (mvolt == -1)
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cfg = 0x80; /* determined by LDO3IN pin */
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else
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if (mvolt == -1) {
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cfg = AXP209_LDO3_VOLTAGE_FROM_LDO3IN;
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} else {
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cfg = axp209_mvolt_to_cfg(mvolt, 700, 3500, 25);
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cfg = AXP209_LDO3_VOLTAGE_SET(cfg);
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}
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rc = pmic_bus_write(AXP209_LDO3_VOLTAGE, cfg);
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if (rc)
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@ -131,8 +132,7 @@ int axp_set_aldo4(unsigned int mvolt)
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if (rc)
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return rc;
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/* LDO4 configuration is in lower 4 bits */
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reg = (reg & 0xf0) | (cfg << 0);
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reg |= AXP209_LDO24_LDO4_SET(reg, cfg);
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rc = pmic_bus_write(AXP209_LDO24_VOLTAGE, reg);
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if (rc)
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return rc;
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@ -34,6 +34,19 @@ enum axp209_reg {
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#define AXP209_OUTPUT_CTRL_DCDC2 BIT(4)
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#define AXP209_OUTPUT_CTRL_LDO3 BIT(6)
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#define AXP209_LDO24_LDO2_MASK 0xf0
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#define AXP209_LDO24_LDO4_MASK 0x0f
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#define AXP209_LDO24_LDO2_SET(reg, cfg) \
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(((reg) & ~AXP209_LDO24_LDO2_MASK) | \
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(((cfg) << 4) & AXP209_LDO24_LDO2_MASK))
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#define AXP209_LDO24_LDO4_SET(reg, cfg) \
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(((reg) & ~AXP209_LDO24_LDO4_MASK) | \
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(((cfg) << 0) & AXP209_LDO24_LDO4_MASK))
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#define AXP209_LDO3_VOLTAGE_FROM_LDO3IN BIT(7)
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#define AXP209_LDO3_VOLTAGE_MASK 0x7f
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#define AXP209_LDO3_VOLTAGE_SET(x) ((x) & AXP209_LDO3_VOLTAGE_MASK)
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#define AXP209_IRQ5_PEK_UP BIT(6)
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#define AXP209_IRQ5_PEK_DOWN BIT(5)
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