From ee30068fa5742ef611d796e16bfc5047db2d7f9e Mon Sep 17 00:00:00 2001 From: Joseph Chen Date: Thu, 26 Sep 2019 15:45:07 +0800 Subject: power: pmic: rk809: support rk809 pmic The RK809 is a Power Management IC (PMIC) for multimedia and handheld devices. They contains the following components: - Regulators(5*BUCKs, 9*LDOs, 2*SWITCHes) - RTC - Clocking Signed-off-by: Joseph Chen Signed-off-by: Elaine Zhang Reviewed-by: Kever Yang --- drivers/power/pmic/rk8xx.c | 5 ++- drivers/power/regulator/rk8xx.c | 69 +++++++++++++++++++++++++++++++++++++++++ 2 files changed, 73 insertions(+), 1 deletion(-) (limited to 'drivers/power') diff --git a/drivers/power/pmic/rk8xx.c b/drivers/power/pmic/rk8xx.c index df0bf83a054..52e6d9d8c0e 100644 --- a/drivers/power/pmic/rk8xx.c +++ b/drivers/power/pmic/rk8xx.c @@ -92,7 +92,8 @@ static int rk8xx_probe(struct udevice *dev) u8 value; /* read Chip variant */ - if (device_is_compatible(dev, "rockchip,rk817")) { + if (device_is_compatible(dev, "rockchip,rk817") || + device_is_compatible(dev, "rockchip,rk809")) { id_msb = RK817_ID_MSB; id_lsb = RK817_ID_LSB; } else { @@ -119,6 +120,7 @@ static int rk8xx_probe(struct udevice *dev) on_source = RK8XX_ON_SOURCE; off_source = RK8XX_OFF_SOURCE; break; + case RK809_ID: case RK817_ID: on_source = RK817_ON_SOURCE; off_source = RK817_OFF_SOURCE; @@ -173,6 +175,7 @@ static struct dm_pmic_ops rk8xx_ops = { static const struct udevice_id rk8xx_ids[] = { { .compatible = "rockchip,rk805" }, { .compatible = "rockchip,rk808" }, + { .compatible = "rockchip,rk809" }, { .compatible = "rockchip,rk816" }, { .compatible = "rockchip,rk817" }, { .compatible = "rockchip,rk818" }, diff --git a/drivers/power/regulator/rk8xx.c b/drivers/power/regulator/rk8xx.c index a5692edd002..e99331f6c96 100644 --- a/drivers/power/regulator/rk8xx.c +++ b/drivers/power/regulator/rk8xx.c @@ -27,6 +27,10 @@ #define RK808_BUCK4_VSEL_MASK 0xf #define RK808_LDO_VSEL_MASK 0x1f +/* RK809 BUCK5 */ +#define RK809_BUCK5_CONFIG(n) (0xde + (n) * 1) +#define RK809_BUCK5_VSEL_MASK 0x07 + /* RK817 BUCK */ #define RK817_BUCK_ON_VSEL(n) (0xbb + 3 * ((n) - 1)) #define RK817_BUCK_SLP_VSEL(n) (0xbc + 3 * ((n) - 1)) @@ -59,6 +63,7 @@ #define RK805_RAMP_RATE_6MV_PER_US (1 << RK805_RAMP_RATE_OFFSET) #define RK805_RAMP_RATE_12_5MV_PER_US (2 << RK805_RAMP_RATE_OFFSET) #define RK805_RAMP_RATE_25MV_PER_US (3 << RK805_RAMP_RATE_OFFSET) + #define RK808_RAMP_RATE_OFFSET 3 #define RK808_RAMP_RATE_MASK (3 << RK808_RAMP_RATE_OFFSET) #define RK808_RAMP_RATE_2MV_PER_US (0 << RK808_RAMP_RATE_OFFSET) @@ -105,6 +110,14 @@ static const struct rk8xx_reg_info rk816_buck[] = { { 800000, 100000, REG_BUCK4_ON_VSEL, REG_BUCK4_SLP_VSEL, REG_BUCK4_CONFIG, RK818_BUCK4_VSEL_MASK, }, }; +static const struct rk8xx_reg_info rk809_buck5[] = { + /* buck 5 */ + { 1500000, 0, RK809_BUCK5_CONFIG(0), RK809_BUCK5_CONFIG(1), NA, RK809_BUCK5_VSEL_MASK, 0x00, }, + { 1800000, 200000, RK809_BUCK5_CONFIG(0), RK809_BUCK5_CONFIG(1), NA, RK809_BUCK5_VSEL_MASK, 0x01, }, + { 2800000, 200000, RK809_BUCK5_CONFIG(0), RK809_BUCK5_CONFIG(1), NA, RK809_BUCK5_VSEL_MASK, 0x04, }, + { 3300000, 300000, RK809_BUCK5_CONFIG(0), RK809_BUCK5_CONFIG(1), NA, RK809_BUCK5_VSEL_MASK, 0x06, }, +}; + static const struct rk8xx_reg_info rk817_buck[] = { /* buck 1 */ { 500000, 12500, RK817_BUCK_ON_VSEL(1), RK817_BUCK_SLP_VSEL(1), RK817_BUCK_CONFIG(1), RK817_BUCK_VSEL_MASK, 0x00, }, @@ -223,6 +236,7 @@ static const struct rk8xx_reg_info *get_buck_reg(struct udevice *pmic, return &rk816_buck[num + 4]; } + case RK809_ID: case RK817_ID: switch (num) { case 0 ... 2: @@ -239,6 +253,16 @@ static const struct rk8xx_reg_info *get_buck_reg(struct udevice *pmic, return &rk817_buck[num * 3 + 1]; else return &rk817_buck[num * 3 + 2]; + /* BUCK5 for RK809 */ + default: + if (uvolt < 1800000) + return &rk809_buck5[0]; + else if (uvolt < 2800000) + return &rk809_buck5[1]; + else if (uvolt < 3300000) + return &rk809_buck5[2]; + else + return &rk809_buck5[3]; } case RK818_ID: return &rk818_buck[num]; @@ -308,6 +332,7 @@ static int _buck_set_enable(struct udevice *pmic, int buck, bool enable) ret = pmic_clrsetbits(pmic, REG_DCDC_EN, mask, enable ? mask : 0); break; + case RK809_ID: case RK817_ID: if (buck < 4) { if (enable) @@ -315,6 +340,13 @@ static int _buck_set_enable(struct udevice *pmic, int buck, bool enable) else value = ((0 << buck) | (1 << (buck + 4))); ret = pmic_reg_write(pmic, RK817_POWER_EN(0), value); + /* BUCK5 for RK809 */ + } else { + if (enable) + value = ((1 << 1) | (1 << 5)); + else + value = ((0 << 1) | (1 << 5)); + ret = pmic_reg_write(pmic, RK817_POWER_EN(3), value); } break; default: @@ -369,10 +401,15 @@ static int _buck_get_enable(struct udevice *pmic, int buck) if (ret < 0) return ret; break; + case RK809_ID: case RK817_ID: if (buck < 4) { mask = 1 << buck; ret = pmic_reg_read(pmic, RK817_POWER_EN(0)); + /* BUCK5 for RK809 */ + } else { + mask = 1 << 1; + ret = pmic_reg_read(pmic, RK817_POWER_EN(3)); } break; } @@ -402,9 +439,12 @@ static int _buck_set_suspend_enable(struct udevice *pmic, int buck, bool enable) ret = pmic_clrsetbits(pmic, REG_SLEEP_SET_OFF1, mask, enable ? 0 : mask); break; + case RK809_ID: case RK817_ID: if (buck < 4) mask = 1 << buck; + else + mask = 1 << 5; /* BUCK5 for RK809 */ ret = pmic_clrsetbits(pmic, RK817_POWER_SLP_EN(0), mask, enable ? mask : 0); break; @@ -438,9 +478,12 @@ static int _buck_get_suspend_enable(struct udevice *pmic, int buck) return val; ret = val & mask ? 0 : 1; break; + case RK809_ID: case RK817_ID: if (buck < 4) mask = 1 << buck; + else + mask = 1 << 5; /* BUCK5 for RK809 */ val = pmic_reg_read(pmic, RK817_POWER_SLP_EN(0)); if (val < 0) @@ -463,6 +506,7 @@ static const struct rk8xx_reg_info *get_ldo_reg(struct udevice *pmic, case RK805_ID: case RK816_ID: return &rk816_ldo[num]; + case RK809_ID: case RK817_ID: if (uvolt < 3400000) return &rk817_ldo[num * 2 + 0]; @@ -499,6 +543,7 @@ static int _ldo_get_enable(struct udevice *pmic, int ldo) if (ret < 0) return ret; break; + case RK809_ID: case RK817_ID: if (ldo < 4) { mask = 1 << ldo; @@ -549,6 +594,7 @@ static int _ldo_set_enable(struct udevice *pmic, int ldo, bool enable) ret = pmic_clrsetbits(pmic, REG_LDO_EN, mask, enable ? mask : 0); break; + case RK809_ID: case RK817_ID: if (ldo < 4) { en_reg = RK817_POWER_EN(1); @@ -591,6 +637,7 @@ static int _ldo_set_suspend_enable(struct udevice *pmic, int ldo, bool enable) ret = pmic_clrsetbits(pmic, REG_SLEEP_SET_OFF2, mask, enable ? 0 : mask); break; + case RK809_ID: case RK817_ID: if (ldo == 8) { mask = 1 << 4; /* LDO9 */ @@ -630,6 +677,7 @@ static int _ldo_get_suspend_enable(struct udevice *pmic, int ldo) return val; ret = val & mask ? 0 : 1; break; + case RK809_ID: case RK817_ID: if (ldo == 8) { mask = 1 << 4; /* LDO9 */ @@ -849,6 +897,11 @@ static int switch_set_enable(struct udevice *dev, bool enable) ret = pmic_clrsetbits(dev->parent, REG_DCDC_EN, mask, enable ? mask : 0); break; + case RK809_ID: + mask = (1 << (sw + 2)) | (1 << (sw + 6)); + ret = pmic_clrsetbits(dev->parent, RK817_POWER_EN(3), mask, + enable ? mask : 0); + break; case RK818_ID: mask = 1 << 6; ret = pmic_clrsetbits(dev->parent, REG_DCDC_EN, mask, @@ -873,6 +926,10 @@ static int switch_get_enable(struct udevice *dev) mask = 1 << (sw + 5); ret = pmic_reg_read(dev->parent, REG_DCDC_EN); break; + case RK809_ID: + mask = 1 << (sw + 2); + ret = pmic_reg_read(dev->parent, RK817_POWER_EN(3)); + break; case RK818_ID: mask = 1 << 6; ret = pmic_reg_read(dev->parent, REG_DCDC_EN); @@ -907,6 +964,11 @@ static int switch_set_suspend_enable(struct udevice *dev, bool enable) ret = pmic_clrsetbits(dev->parent, REG_SLEEP_SET_OFF1, mask, enable ? 0 : mask); break; + case RK809_ID: + mask = 1 << (sw + 6); + ret = pmic_clrsetbits(dev->parent, RK817_POWER_SLP_EN(0), mask, + enable ? mask : 0); + break; case RK818_ID: mask = 1 << 6; ret = pmic_clrsetbits(dev->parent, REG_SLEEP_SET_OFF1, mask, @@ -934,6 +996,13 @@ static int switch_get_suspend_enable(struct udevice *dev) return val; ret = val & mask ? 0 : 1; break; + case RK809_ID: + mask = 1 << (sw + 6); + val = pmic_reg_read(dev->parent, RK817_POWER_SLP_EN(0)); + if (val < 0) + return val; + ret = val & mask ? 1 : 0; + break; case RK818_ID: mask = 1 << 6; val = pmic_reg_read(dev->parent, REG_SLEEP_SET_OFF1); -- cgit v1.2.3