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Add support for the RK817 PMIC.

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ok patrick@, mlarkin@
This commit is contained in:
kettenis 2022-10-10 17:45:35 +00:00
parent 33c43c6d64
commit 725f26169b
1 changed files with 36 additions and 3 deletions
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39
sys/dev/fdt/rkpmic.c
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@ -1,4 +1,4 @@
/* $OpenBSD: rkpmic.c,v 1.10 2022/06/28 23:43:12 naddy Exp $ */
/* $OpenBSD: rkpmic.c,v 1.11 2022/10/10 17:45:35 kettenis Exp $ */
/*
* Copyright (c) 2017 Mark Kettenis <kettenis@openbsd.org>
*
@ -229,6 +229,33 @@ const struct rkpmic_regdata rk809_regdata[] = {
{ }
};
/*
* Used by RK817 for BOOST
* 0-7: 4.7V-5.4V,step=100mV
*/
const struct rkpmic_vsel_range rk817_boost_range[] = {
{ 4700000, 100000, 0, 7 },
{}
};
const struct rkpmic_regdata rk817_regdata[] = {
{ "DCDC_REG1", 0xbb, 0x7f, rk809_vsel_range1 },
{ "DCDC_REG2", 0xbe, 0x7f, rk809_vsel_range1 },
{ "DCDC_REG3", 0xc1, 0x7f, rk809_vsel_range1 },
{ "DCDC_REG4", 0xc4, 0x7f, rk809_vsel_range2 },
{ "LDO_REG1", 0xcc, 0x7f, rk809_vsel_range4 },
{ "LDO_REG2", 0xce, 0x7f, rk809_vsel_range4 },
{ "LDO_REG3", 0xd0, 0x7f, rk809_vsel_range4 },
{ "LDO_REG4", 0xd2, 0x7f, rk809_vsel_range4 },
{ "LDO_REG5", 0xd4, 0x7f, rk809_vsel_range4 },
{ "LDO_REG6", 0xd6, 0x7f, rk809_vsel_range4 },
{ "LDO_REG7", 0xd8, 0x7f, rk809_vsel_range4 },
{ "LDO_REG8", 0xda, 0x7f, rk809_vsel_range4 },
{ "LDO_REG9", 0xdc, 0x7f, rk809_vsel_range4 },
{ "BOOST", 0xde, 0x07, rk817_boost_range },
{ }
};
struct rkpmic_softc {
struct device sc_dev;
i2c_tag_t sc_tag;
@ -265,7 +292,8 @@ rkpmic_match(struct device *parent, void *match, void *aux)
return (strcmp(ia->ia_name, "rockchip,rk805") == 0 ||
strcmp(ia->ia_name, "rockchip,rk808") == 0 ||
strcmp(ia->ia_name, "rockchip,rk809") == 0);
strcmp(ia->ia_name, "rockchip,rk809") == 0 ||
strcmp(ia->ia_name, "rockchip,rk817") == 0);
}
void
@ -295,11 +323,16 @@ rkpmic_attach(struct device *parent, struct device *self, void *aux)
sc->sc_rtc_ctrl_reg = RK808_RTC_CTRL;
sc->sc_rtc_status_reg = RK808_RTC_STATUS;
sc->sc_regdata = rk808_regdata;
} else {
} else if (OF_is_compatible(node, "rockchip,rk809")) {
chip = "RK809";
sc->sc_rtc_ctrl_reg = RK809_RTC_CTRL;
sc->sc_rtc_status_reg = RK809_RTC_STATUS;
sc->sc_regdata = rk809_regdata;
} else {
chip = "RK817";
sc->sc_rtc_ctrl_reg = RK809_RTC_CTRL;
sc->sc_rtc_status_reg = RK809_RTC_STATUS;
sc->sc_regdata = rk817_regdata;
}
printf(": %s\n", chip);