Eric Lee / smarc-uboot

Download as
Browse Code ยป

Commit 08a43cfbc29224dadf1d725e26697c227bf9723a

Authored by Patrick Delaunay
Committed by Anatolij Gustschin
1 parent c98ac3487e
Exists in smarc_8mq_lf_v2020.04 and in 17 other branches 8qm-imx_v2020.04_5.4.70_2.3.0, emb_lf_v2022.04, pitx_8mp_lf_v2020.04, smarc-8m-android-10.0.0_2.6.0, smarc-8m-android-11.0.0_2.0.0, smarc-8mp-android-11.0.0_2.0.0, smarc-imx6_v2018.03_4.14.98_2.0.0_ga, smarc-imx7_v2018.03_4.14.98_2.0.0_ga, smarc-imx_v2018.03_4.14.78_1.0.0_ga, smarc_8m-imx_v2018.03_4.14.98_2.0.0_ga, smarc_8m-imx_v2019.04_4.19.35_1.1.0, smarc_8m_00d0-imx_v2018.03_4.14.98_2.0.0_ga, smarc_8mm-imx_v2018.03_4.14.98_2.0.0_ga, smarc_8mm-imx_v2019.04_4.19.35_1.1.0, smarc_8mm-imx_v2020.04_5.4.24_2.1.0, smarc_8mp_lf_v2020.04, smarc_8mq-imx_v2020.04_5.4.24_2.1.0

dm: backlight: Add CONFIG_BACKLIGHT_PWM 

Add a config to select individually the driver for PWM backlights.
Manage "depends on" to be backyard compatible.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>

Showing 2 changed files with 12 additions and 3 deletions Side-by-side Diff

drivers/video/Kconfig
Diff comments   View file @ 08a43cf
... ... @@ -14,6 +14,17 @@
14 14 option compiles in the video uclass and routes all LCD/video access
15 15 through this.
16 16  
  17 +config BACKLIGHT_PWM
  18 + bool "Generic PWM based Backlight Driver"
  19 + depends on DM_VIDEO && DM_PWM
  20 + default y
  21 + help
  22 + If you have a LCD backlight adjustable by PWM, say Y to enable
  23 + this driver.
  24 + This driver can be use with "simple-panel" and
  25 + it understands the standard device tree
  26 + (leds/backlight/pwm-backlight.txt)
  27 +
17 28 config VIDEO_BPP8
18 29 bool "Support 8-bit-per-pixel displays"
19 30 depends on DM_VIDEO
drivers/video/Makefile
Diff comments   View file @ 08a43cf
... ... @@ -11,9 +11,7 @@
11 11 obj-$(CONFIG_DM_VIDEO) += panel-uclass.o simple_panel.o
12 12 obj-$(CONFIG_DM_VIDEO) += video-uclass.o vidconsole-uclass.o
13 13 obj-$(CONFIG_DM_VIDEO) += video_bmp.o
14   -ifdef CONFIG_DM_VIDEO
15   -obj-$(CONFIG_DM_PWM) += pwm_backlight.o
16   -endif
  14 +obj-$(CONFIG_BACKLIGHT_PWM) += pwm_backlight.o
17 15 obj-$(CONFIG_CONSOLE_NORMAL) += console_normal.o
18 16 obj-$(CONFIG_CONSOLE_ROTATION) += console_rotate.o
19 17 obj-$(CONFIG_CONSOLE_TRUETYPE) += console_truetype.o fonts/