A-Team_Digital_Solutions/android_kernel_motorola_sm6375
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dts/milanf-display: update the configuration of backlight

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1. enable exponential mode
2. enable bl current align for lm3697
3. add the virtual I2c device addr(0x35) for lm3697,
    and set the right I2c device  addr at code.

Change-Id: I0440a1ada8b8db8f4b24ad4c4674e6e1aaa7e17f
Signed-off-by: houdz1 <houdz1@lenovo.com>
Reviewed-on: https://gerrit.mot.com/2093226
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Hua Tan <tanhua1@motorola.com>
Reviewed-by: Guobin Zhang <zhanggb@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
houdz1 2021-10-19 16:11:24 +08:00 • committed by panyq6
commit e7e25164df
1 changed files with 30 additions and 21 deletions
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51
qcom/milanf-display.dtsi
View file

@ -182,28 +182,35 @@
&qupv3_se10_i2c {
status = "ok"
lcd_backlight@36 {
compatible = "awinic,aw99703-bl","ti,lm3697";
reg = <0x36>;
lcd_backlight@36 {
compatible = "awinic,aw99703-bl";
reg = <0x36>;
/* Awinic, aw99703 */
aw99703,hwen-gpio = <&tlmm 13 0>;
aw99703,bl-map = <3>; /* brightness map level 1:256,2:1024,3:2048 */
aw99703,using-lsb;
aw99703,ovp-level = <2>; /* 31V */
aw99703,ocp-level = <1>; /* 1.8A */
aw99703,switch-freq = <1>; /* 1000kHz(default) */
aw99703,auto-freq-high = <0x10>;
aw99703,auto-freq-low = <0x05>;
aw99703,bl-fscal-led = <0x19>; /* 24.8mA */
aw99703,bl-channel = <3>;
aw99703,turn-on-ramp = <0x09>; /* 256ms */
aw99703,turn-off-ramp = <0x04>; /* 8ms */
aw99703,pwm-trans-dim = <0>; /* 2ms */
aw99703,i2c-trans-dim = <0x07>; /* 512ms */
aw99703,pwm-mode = <1>; /* 1 pwm enable,0 PWM disable */
aw99703,map-type = <1>; /* linear */
aw99703,work-mode = <1>; /* backlight */
aw99703,hwen-gpio = <&tlmm 13 0>;
aw99703,bl-map = <3>; /* brightness map level 1:256,2:1024,3:2048 */
aw99703,using-lsb;
aw99703,ovp-level = <2>; /* 0:17.5V, 1:24V, 2:31V, 3:38V, 4:41.5V */
aw99703,ocp-level = <1>; /* 0:0.9A, 1:1.8A, 2:2.7A, 3:3.4A */
aw99703,switch-freq = <1>; /* 1000kHz(default) */
aw99703,auto-freq-high = <0x10>;
aw99703,auto-freq-low = <0x05>;
aw99703,bl-fscal-led = <0x19>; /* 24.8mA */
aw99703,bl-channel = <3>;
aw99703,turn-on-ramp = <0x00>; /* 512us */
aw99703,turn-off-ramp = <0x04>; /* 8ms */
aw99703,pwm-trans-dim = <0>; /* 2ms */
aw99703,i2c-trans-dim = <1>; /* 128ms */
aw99703,pwm-mode = <1>; /* 1 pwm enable,0 PWM disable */
aw99703,map-type = <0>; /* 0 exponential, 4 linear */
aw99703,work-mode = <1>; /* backlight */
aw99703,default-brightness = <1810>;
};
lm3697@35 {
compatible = "ti,lm3697";
reg = <0x35>;
/* TI, lm3697*/
enable-gpios = <&tlmm 13 0>;
@ -217,7 +224,9 @@
current-mode = <2>; /*2: 25mA*/
boost-ovp = <2>; /*0:16v 1:24v 2:32v 3:40v*/
boost-freq = <1>; /*0:500Khz 1:1Mhz*/
default-brightness-level = <255>;
map-type = <0>; /* 0 exponential, 1 linear */
current-align-type = <1>;/* 0 none, 1 aw99703, for exp mode current align*/
default-brightness-level = <1810>;
};
};
};