update linux kernel patch to enable backlight as default

guowenxue

2022-06-12 7d0050c7c7490a1c5790c7fae04ccb68b12846e6

update linux kernel patch to enable backlight as default

 bsp/kernel/patch/linux-imx-lf-5.10.52-2.1.0.patch

@@ -1115,7 +1115,7 @@
+
diff -Nuar --no-dereference -x logo_linux_clut224.ppm linux-imx/arch/arm/configs/igkboard_defconfig linux-imx-lf-5.10.52-2.1.0/arch/arm/configs/igkboard_defconfig
--- linux-imx/arch/arm/configs/igkboard_defconfig    1970-01-01 08:00:00.000000000 +0800
+++ linux-imx-lf-5.10.52-2.1.0/arch/arm/configs/igkboard_defconfig    2022-06-12 00:42:07.385407198 +0800
+++ linux-imx-lf-5.10.52-2.1.0/arch/arm/configs/igkboard_defconfig    2022-06-12 12:58:49.937918843 +0800
@@ -0,0 +1,722 @@
+CONFIG_KERNEL_LZO=y
+CONFIG_SYSVIPC=y
@@ -1839,9 +1839,20 @@
+# CONFIG_SCHED_DEBUG is not set
+# CONFIG_DEBUG_PREEMPT is not set
+# CONFIG_FTRACE is not set
diff -Nuar --no-dereference -x logo_linux_clut224.ppm linux-imx/drivers/video/backlight/pwm_bl.c linux-imx-lf-5.10.52-2.1.0/drivers/video/backlight/pwm_bl.c
--- linux-imx/drivers/video/backlight/pwm_bl.c    2021-09-08 18:41:11.000000000 +0800
+++ linux-imx-lf-5.10.52-2.1.0/drivers/video/backlight/pwm_bl.c    2022-06-12 12:58:36.010063853 +0800
@@ -558,6 +558,7 @@
     if (!state.period && (data->pwm_period_ns > 0))
         state.period = data->pwm_period_ns;
 
+    state.enabled = true; /* Add by guowenxue to enalbe backlight as default */
     ret = pwm_apply_state(pb->pwm, &state);
     if (ret) {
         dev_err(&pdev->dev, "failed to apply initial PWM state: %d\n",
diff -Nuar --no-dereference -x logo_linux_clut224.ppm linux-imx/Makefile linux-imx-lf-5.10.52-2.1.0/Makefile
--- linux-imx/Makefile    2021-09-08 18:41:11.000000000 +0800
+++ linux-imx-lf-5.10.52-2.1.0/Makefile    2022-06-11 23:31:44.844599695 +0800
+++ linux-imx-lf-5.10.52-2.1.0/Makefile    2022-06-12 12:58:43.693983895 +0800
@@ -367,7 +367,8 @@
 # Alternatively CROSS_COMPILE can be set in the environment.
 # Default value for CROSS_COMPILE is not to prefix executables