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rtc: pcf2127: adapt for CLKOUT register at any offset
This will simplify the implementation of new variants into this driver. Signed-off-by: Hugo Villeneuve <hvilleneuve@dimonoff.com> Reviewed-by: Bruno Thomsen <bruno.thomsen@gmail.com> Link: https://lore.kernel.org/r/20230622145800.2442116-10-hugo@hugovil.com Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
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@ -101,6 +101,7 @@ struct pcf21xx_config {
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u8 regs_alarm_base; /* Alarm function base registers. */
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u8 reg_wd_ctl; /* Watchdog control register. */
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u8 reg_wd_val; /* Watchdog value register. */
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u8 reg_clkout; /* Clkout register. */
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};
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struct pcf2127 {
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@ -631,6 +632,7 @@ static struct pcf21xx_config pcf21xx_cfg[] = {
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.regs_alarm_base = PCF2127_REG_ALARM_BASE,
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.reg_wd_ctl = PCF2127_REG_WD_CTL,
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.reg_wd_val = PCF2127_REG_WD_VAL,
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.reg_clkout = PCF2127_REG_CLKOUT,
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},
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[PCF2129] = {
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.type = PCF2129,
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@ -641,6 +643,7 @@ static struct pcf21xx_config pcf21xx_cfg[] = {
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.regs_alarm_base = PCF2127_REG_ALARM_BASE,
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.reg_wd_ctl = PCF2127_REG_WD_CTL,
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.reg_wd_val = PCF2127_REG_WD_VAL,
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.reg_clkout = PCF2127_REG_CLKOUT,
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},
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};
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@ -720,12 +723,12 @@ static int pcf2127_probe(struct device *dev, struct regmap *regmap,
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regmap_clear_bits(pcf2127->regmap, PCF2127_REG_CTRL1,
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PCF2127_BIT_CTRL1_POR_OVRD);
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ret = regmap_read(pcf2127->regmap, PCF2127_REG_CLKOUT, &val);
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ret = regmap_read(pcf2127->regmap, pcf2127->cfg->reg_clkout, &val);
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if (ret < 0)
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return ret;
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if (!(val & PCF2127_BIT_CLKOUT_OTPR)) {
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ret = regmap_set_bits(pcf2127->regmap, PCF2127_REG_CLKOUT,
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ret = regmap_set_bits(pcf2127->regmap, pcf2127->cfg->reg_clkout,
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PCF2127_BIT_CLKOUT_OTPR);
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if (ret < 0)
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return ret;
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