Differential D23004 Diff 66483 head/sys/arm64/rockchip/rk805.c

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head/sys/arm64/rockchip/rk805.c

Show First 20 Lines • Show All 198 Lines • ▼ Show 20 Lines	static struct rk805_regdef rk808_regdefs[] = {
.voltage_reg = RK805_DCDC2_ON_VSEL,		.voltage_reg = RK805_DCDC2_ON_VSEL,
.voltage_mask = 0x3F,		.voltage_mask = 0x3F,
.voltage_min = 712500,		.voltage_min = 712500,
.voltage_max = 1500000,		.voltage_max = 1500000,
.voltage_step = 12500,		.voltage_step = 12500,
.voltage_nstep = 64,		.voltage_nstep = 64,
},		},
{		{
		/* BUCK3 voltage is calculated based on external resistor */
.id = RK805_DCDC3,		.id = RK805_DCDC3,
.name = "DCDC_REG3",		.name = "DCDC_REG3",
.enable_reg = RK805_DCDC_EN,		.enable_reg = RK805_DCDC_EN,
.enable_mask = 0x4,		.enable_mask = 0x4,
},		},
{		{
.id = RK805_DCDC4,		.id = RK805_DCDC4,
.name = "DCDC_REG4",		.name = "DCDC_REG4",
▲ Show 20 Lines • Show All 102 Lines • ▼ Show 20 Lines	static struct rk805_regdef rk808_regdefs[] = {
.voltage_step = 100000,		.voltage_step = 100000,
.voltage_nstep = 17,		.voltage_nstep = 17,
},		},
{		{
.id = RK808_SWITCH1,		.id = RK808_SWITCH1,
.name = "SWITCH_REG1",		.name = "SWITCH_REG1",
.enable_reg = RK805_DCDC_EN,		.enable_reg = RK805_DCDC_EN,
.enable_mask = 0x20,		.enable_mask = 0x20,
		.voltage_min = 3000000,
		.voltage_max = 3000000,
},		},
{		{
.id = RK808_SWITCH2,		.id = RK808_SWITCH2,
.name = "SWITCH_REG2",		.name = "SWITCH_REG2",
.enable_reg = RK805_DCDC_EN,		.enable_reg = RK805_DCDC_EN,
.enable_mask = 0x40,		.enable_mask = 0x40,
		.voltage_min = 3000000,
		.voltage_max = 3000000,
},		},
};		};

static int		static int
rk805_read(device_t dev, uint8_t reg, uint8_t *data, uint8_t size)		rk805_read(device_t dev, uint8_t reg, uint8_t *data, uint8_t size)
{		{
int err;		int err;

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static int		static int
rk805_regnode_get_voltage(struct regnode regnode, int uvolt)		rk805_regnode_get_voltage(struct regnode regnode, int uvolt)
{		{
struct rk805_reg_sc *sc;		struct rk805_reg_sc *sc;
uint8_t val;		uint8_t val;

sc = regnode_get_softc(regnode);		sc = regnode_get_softc(regnode);

		if (sc->def->voltage_min == sc->def->voltage_max) {
		*uvolt = sc->def->voltage_min;
		return (0);
		}

if (!sc->def->voltage_step)		if (!sc->def->voltage_step)
return (ENXIO);		return (ENXIO);

rk805_read(sc->base_dev, sc->def->voltage_reg, &val, 1);		rk805_read(sc->base_dev, sc->def->voltage_reg, &val, 1);
rk805_regnode_reg_to_voltage(sc, val & sc->def->voltage_mask, uvolt);		rk805_regnode_reg_to_voltage(sc, val & sc->def->voltage_mask, uvolt);

dprintf(sc, "Regulator %s is at %d uvolt\n",		dprintf(sc, "Regulator %s is at %d uvolt\n",
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