From: Olliver Schinagl oliver@schinagl.nl
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 --- drivers/power/axp209.c | 14 +++++++------- include/axp209.h | 13 +++++++++++++ 2 files changed, 20 insertions(+), 7 deletions(-)
diff --git a/drivers/power/axp209.c b/drivers/power/axp209.c index e13c762..819b168 100644 --- a/drivers/power/axp209.c +++ b/drivers/power/axp209.c @@ -81,8 +81,7 @@ int axp_set_aldo2(unsigned int mvolt) if (rc) return rc;
- /* LDO2 configuration is in upper 4 bits */ - reg = (reg & 0x0f) | (cfg << 4); + reg |= AXP209_LDO24_LDO2_SET(reg, cfg); rc = pmic_bus_write(AXP209_LDO24_VOLTAGE, reg); if (rc) return rc; @@ -99,10 +98,12 @@ int axp_set_aldo3(unsigned int mvolt) return pmic_bus_clrbits(AXP209_OUTPUT_CTRL, AXP209_OUTPUT_CTRL_LDO3);
- if (mvolt == -1) - cfg = 0x80; /* determined by LDO3IN pin */ - else + if (mvolt == -1) { + cfg = AXP209_LDO3_VOLTAGE_FROM_LDO3IN; + } else { cfg = axp209_mvolt_to_cfg(mvolt, 700, 3500, 25); + cfg = AXP209_LDO3_VOLTAGE_SET(cfg); + }
rc = pmic_bus_write(AXP209_LDO3_VOLTAGE, cfg); if (rc) @@ -131,8 +132,7 @@ int axp_set_aldo4(unsigned int mvolt) if (rc) return rc;
- /* LDO4 configuration is in lower 4 bits */ - reg = (reg & 0xf0) | (cfg << 0); + reg |= AXP209_LDO24_LDO4_SET(reg, cfg); rc = pmic_bus_write(AXP209_LDO24_VOLTAGE, reg); if (rc) return rc; diff --git a/include/axp209.h b/include/axp209.h index 43e3873..dc27d65 100644 --- a/include/axp209.h +++ b/include/axp209.h @@ -34,6 +34,19 @@ enum axp209_reg { #define AXP209_OUTPUT_CTRL_DCDC2 BIT(4) #define AXP209_OUTPUT_CTRL_LDO3 BIT(6)
+#define AXP209_LDO24_LDO2_MASK 0xf0 +#define AXP209_LDO24_LDO4_MASK 0x0f +#define AXP209_LDO24_LDO2_SET(reg, cfg) \ + (((reg) & ~AXP209_LDO24_LDO2_MASK) | \ + (((cfg) << 4) & AXP209_LDO24_LDO2_MASK)) +#define AXP209_LDO24_LDO4_SET(reg, cfg) \ + (((reg) & ~AXP209_LDO24_LDO4_MASK) | \ + (((cfg) << 0) & AXP209_LDO24_LDO4_MASK)) + +#define AXP209_LDO3_VOLTAGE_FROM_LDO3IN BIT(7) +#define AXP209_LDO3_VOLTAGE_MASK 0x7f +#define AXP209_LDO3_VOLTAGE_SET(x) ((x) & AXP209_LDO3_VOLTAGE_MASK) + #define AXP209_IRQ5_PEK_UP BIT(6) #define AXP209_IRQ5_PEK_DOWN BIT(5)