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ARM64: dt: rk3368: add driver support for rk818

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Support rk818 pmic, patch is from zhangqing@rock-chips.com.

Signed-off-by: Zhangqing <zhangqing@rock-chips.com>
Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com>
This commit is contained in:
Jianqun Xu
2015-04-09 10:13:14 +08:00
parent 5dc14650f0
commit 71fb032a4f
2 changed files with 224 additions and 32 deletions
Download Patch File Download Diff File Expand all files Collapse all files

195
arch/arm64/boot/dts/rk3368-tb_8846.dts
View File

@@ -205,6 +205,9 @@
pmu-supply = <&ldo5_reg>; /*PMUIO_VDD*/
vop-supply = <&ldo5_reg>; /*LCDC_VDD*/
};
test-power{
status = "okay";
};
};
@@ -405,7 +408,7 @@
regulator-max-microvolt = <1500000>;
regulator-always-on;
regulator-boot-on;
regulator-initial-mode = <0x1>;
regulator-initial-mode = <0x2>;
regulator-initial-state = <3>;
regulator-state-mem {
regulator-state-mode = <0x2>;
@@ -418,7 +421,7 @@
syr828: syr828@41 {
compatible = "silergy,syr82x";
reg = <0x41>;
status = "okay";
status = "disabled";
regulators {
#address-cells = <1>;
#size-cells = <0>;
@@ -445,6 +448,11 @@
status = "okay";
};
rk818: rk818@1c {
reg = <0x1c>;
status = "okay";
};
CW2015@62 {
compatible = "cw201x";
reg = <0x62>;
@@ -859,6 +867,189 @@
};
};
/include/ "../../../arm/boot/dts/rk818.dtsi"
&rk818 {
gpios =<&gpio0 GPIO_A1 GPIO_ACTIVE_HIGH>,<&gpio0 GPIO_A0 GPIO_ACTIVE_LOW>;
rk818,system-power-controller;
rk818,support_dc_chg = <1>;/*1:dc chg; 0:usb chg*/
regulators {
rk818_dcdc1_reg: regulator@0{
regulator-name= "vdd_logic";/*vcc arm*/
regulator-min-microvolt = <700000>;/*<725000>;*/
regulator-max-microvolt = <1500000>;
regulator-initial-mode = <0x2>;
regulator-initial-state = <3>;
regulator-state-mem {
regulator-state-mode = <0x2>;
regulator-state-enabled;
regulator-state-uv =<1100000>;
};
};
rk818_dcdc2_reg: regulator@1 {
regulator-name= "rk818_dcdc2";/*vcc gpu*/
regulator-min-microvolt = <700000>;
regulator-max-microvolt = <1200000>;
regulator-initial-mode = <0x2>;
regulator-initial-state = <3>;
regulator-state-mem {
regulator-state-mode = <0x2>;
regulator-state-enabled;
regulator-state-uv = <1200000>;
};
};
rk818_dcdc3_reg: regulator@2 {
regulator-name= "rk818_dcdc3";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
regulator-initial-mode = <0x2>;
regulator-initial-state = <3>;
regulator-state-mem {
regulator-state-mode = <0x2>;
regulator-state-enabled;
regulator-state-uv = <1200000>;
};
};
rk818_dcdc4_reg: regulator@3 {
regulator-name= "vccio";
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-initial-mode = <0x2>;
regulator-initial-state = <3>;
regulator-state-mem {
regulator-state-mode = <0x2>;
regulator-state-enabled;
regulator-state-uv = <3000000>;
};
};
rk818_ldo1_reg: regulator@4 {
regulator-name= "rk818_ldo1";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-initial-state = <3>;
regulator-state-mem {
regulator-state-enabled;
regulator-state-uv = <3300000>;
};
};
rk818_ldo2_reg: regulator@5 {
regulator-name= "rk818_ldo2";
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-initial-state = <3>;
regulator-state-mem {
regulator-state-enabled;
regulator-state-uv = <3000000>;
};
};
rk818_ldo3_reg: regulator@6 {
regulator-name= "rk818_ldo3";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-initial-state = <3>;
regulator-state-mem {
regulator-state-enabled;
regulator-state-uv = <1000000>;
};
};
rk818_ldo4_reg:regulator@7 {
regulator-name= "rk818_ldo4";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-initial-state = <3>;
regulator-state-mem {
regulator-state-disabled;
regulator-state-uv = <1800000>;
};
};
rk818_ldo5_reg: regulator@8 {
regulator-name= "rk818_ldo5";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-initial-state = <3>;
regulator-state-mem {
regulator-state-enabled;
regulator-state-uv = <1800000>;
};
};
rk818_ldo6_reg: regulator@9 {
regulator-name= "rk818_ldo6";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-initial-state = <3>;
regulator-state-mem {
regulator-state-disabled;
regulator-state-uv = <1000000>;
};
};
rk818_ldo7_reg: regulator@10 {
regulator-name= "rk818_ldo7";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-initial-state = <3>;
regulator-state-mem {
regulator-state-enabled;
regulator-state-uv = <1800000>;
};
};
rk818_ldo8_reg: regulator@11 {
regulator-name= "rk818_ldo8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-initial-state = <3>;
regulator-state-mem {
regulator-state-enabled;
regulator-state-uv = <1800000>;
};
};
rk818_ldo9_reg: regulator@12 {
regulator-name= "vccio_sd";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
regulator-initial-state = <3>;
regulator-state-mem {
regulator-state-enabled;
regulator-state-uv = <3300000>;
};
};
rk818_ldo10_reg: regulator@13 {
regulator-name= "rk818_ldo10";
regulator-state-mem {
regulator-state-disabled;
};
};
};
battery {
ocv_table = <3350 3677 3693 3719 3752
3770 3775 3778 3785 3796
3812 3839 3881 3907 3933
3958 3978 4033 4087 4123
4174 >;
design_capacity = <2100>;
design_qmax = <2200>;
max_overcharge = <100>;
max_charge_currentma = <1500>;
max_charge_voltagemv = <4260>;
max_bat_voltagemv = <4200>;
};
};
&ion_cma {
reg = <0x00000000 0x28000000>; /* 640MB */
};

61
drivers/mfd/rk818.c
View File

@@ -1088,52 +1088,53 @@ static int rk818_resume(struct i2c_client *i2c)
static int rk818_pre_init(struct rk818 *rk818)
{
int ret,val;
printk("%s,line=%d\n", __func__,__LINE__);
printk("%s,line=%d\n", __func__,__LINE__);
ret = rk818_set_bits(rk818, 0xa1, (0xF<<0),(0x7));
ret = rk818_set_bits(rk818, 0xa1,(0x7<<4),(0x7<<4)); //close charger when usb low then 3.4V
ret = rk818_set_bits(rk818, 0x52,(0x1<<1),(0x1<<1)); //no action when vref
ret = rk818_set_bits(rk818, 0x52,(0x1<<0),(0x1<<0)); //enable HDMI 5V
ret = rk818_set_bits(rk818, 0x52,(0x1<<1),(0x1<<1)); //no action when vref
ret = rk818_set_bits(rk818, 0x52,(0x1<<0),(0x1<<0)); //enable HDMI 5V
/*******enable switch and boost***********/
val = rk818_reg_read(rk818,RK818_DCDC_EN_REG);
val |= (0x3 << 5); //enable switch1/2
val |= (0x3 << 5); //enable switch1/2
val |= (0x1 << 4); //enable boost
ret = rk818_reg_write(rk818,RK818_DCDC_EN_REG,val);
if (ret <0) {
printk(KERN_ERR "Unable to write RK818_DCDC_EN_REG reg\n");
return ret;
ret = rk818_reg_write(rk818,RK818_DCDC_EN_REG,val);
if (ret <0) {
printk(KERN_ERR "Unable to write RK818_DCDC_EN_REG reg\n");
return ret;
}
/****************************************/
/****************set vbat low **********/
val = rk818_reg_read(rk818,RK818_VB_MON_REG);
val &=(~(VBAT_LOW_VOL_MASK | VBAT_LOW_ACT_MASK));
val |= (RK818_VBAT_LOW_3V5 | EN_VBAT_LOW_IRQ);
ret = rk818_reg_write(rk818,RK818_VB_MON_REG,val);
if (ret <0) {
printk(KERN_ERR "Unable to write RK818_VB_MON_REG reg\n");
return ret;
}
val &=(~(VBAT_LOW_VOL_MASK | VBAT_LOW_ACT_MASK));
val |= (RK818_VBAT_LOW_3V5 | EN_VBAT_LOW_IRQ);
ret = rk818_reg_write(rk818,RK818_VB_MON_REG,val);
if (ret <0) {
printk(KERN_ERR "Unable to write RK818_VB_MON_REG reg\n");
return ret;
}
/**************************************/
/**********mask int****************/
val = rk818_reg_read(rk818,RK818_INT_STS_MSK_REG1);
val |= (0x1<<0); //mask vout_lo_int
ret = rk818_reg_write(rk818,RK818_INT_STS_MSK_REG1,val);
if (ret <0) {
printk(KERN_ERR "Unable to write RK818_INT_STS_MSK_REG1 reg\n");
return ret;
}
val = rk818_reg_read(rk818,RK818_INT_STS_MSK_REG1);
val |= (0x1<<0); //mask vout_lo_int
ret = rk818_reg_write(rk818,RK818_INT_STS_MSK_REG1,val);
if (ret <0) {
printk(KERN_ERR "Unable to write RK818_INT_STS_MSK_REG1 reg\n");
return ret;
}
/**********************************/
/**********enable clkout2****************/
ret = rk818_reg_write(rk818,RK818_CLK32OUT_REG,0x01);
if (ret <0) {
printk(KERN_ERR "Unable to write RK818_CLK32OUT_REG reg\n");
return ret;
}
ret = rk818_reg_write(rk818,RK818_CLK32OUT_REG,0x01);
if (ret <0) {
printk(KERN_ERR "Unable to write RK818_CLK32OUT_REG reg\n");
return ret;
}
/**********************************/
ret = rk818_clear_bits(rk818, RK818_INT_STS_MSK_REG1,(0x3<<5)); //open rtc int when power on
ret = rk818_set_bits(rk818, RK818_RTC_INT_REG,(0x1<<3),(0x1<<3)); //open rtc int when power on
ret = rk818_set_bits(rk818, RK818_RTC_INT_REG,(0x1<<3),(0x1<<3)); //open rtc int when power on
/*****disable otg and boost when in sleep mode****/
val = rk818_reg_read(rk818, RK818_SLEEP_SET_OFF_REG1);