diff options
author | Álvaro Fernández Rojas <noltari@gmail.com> | 2021-08-21 10:54:34 +0200 |
---|---|---|
committer | Álvaro Fernández Rojas <noltari@gmail.com> | 2021-08-21 19:07:07 +0200 |
commit | 8299d1f057439f94c6a4412e2e5c5082b82a30c9 (patch) | |
tree | 1bf678d61f11f7394493be464c7876e496f7faed /target/linux/bcm27xx/patches-5.10/950-0570-drm-panel-jdi-lt070me05000-Use-gpiod_set_value_cansl.patch | |
parent | 33b6885975ce376ff075362b7f0890326043111b (diff) | |
download | upstream-8299d1f057439f94c6a4412e2e5c5082b82a30c9.tar.gz upstream-8299d1f057439f94c6a4412e2e5c5082b82a30c9.tar.bz2 upstream-8299d1f057439f94c6a4412e2e5c5082b82a30c9.zip |
bcm27xx: add kernel 5.10 support
Rebased RPi foundation patches on linux 5.10.59, removed applied and reverted
patches, wireless patches and defconfig patches.
bcm2708: boot tested on RPi B+ v1.2
bcm2709: boot tested on RPi 4B v1.1 4G
bcm2711: boot tested on RPi 4B v1.1 4G
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/bcm27xx/patches-5.10/950-0570-drm-panel-jdi-lt070me05000-Use-gpiod_set_value_cansl.patch')
-rw-r--r-- | target/linux/bcm27xx/patches-5.10/950-0570-drm-panel-jdi-lt070me05000-Use-gpiod_set_value_cansl.patch | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.10/950-0570-drm-panel-jdi-lt070me05000-Use-gpiod_set_value_cansl.patch b/target/linux/bcm27xx/patches-5.10/950-0570-drm-panel-jdi-lt070me05000-Use-gpiod_set_value_cansl.patch new file mode 100644 index 0000000000..91bce3e07b --- /dev/null +++ b/target/linux/bcm27xx/patches-5.10/950-0570-drm-panel-jdi-lt070me05000-Use-gpiod_set_value_cansl.patch @@ -0,0 +1,67 @@ +From ec29b05b2da1d82d03730e0ac317efd3a7e97759 Mon Sep 17 00:00:00 2001 +From: Dave Stevenson <dave.stevenson@raspberrypi.com> +Date: Thu, 15 Apr 2021 17:30:35 +0100 +Subject: [PATCH] drm/panel: jdi-lt070me05000: Use + gpiod_set_value_cansleep + +There is no reason why the control GPIOs for the panel can not +be connected to I2C or similar GPIO interfaces that may need to +sleep, therefore switch from gpiod_set_value to +gpiod_set_value_cansleep calls to configure them. +Without that you get complaints from gpiolib every time the state +is changed. + +Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com> +--- + drivers/gpu/drm/panel/panel-jdi-lt070me05000.c | 18 +++++++++--------- + 1 file changed, 9 insertions(+), 9 deletions(-) + +--- a/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c ++++ b/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c +@@ -205,11 +205,11 @@ static int jdi_panel_unprepare(struct dr + if (ret < 0) + dev_err(dev, "regulator disable failed, %d\n", ret); + +- gpiod_set_value(jdi->enable_gpio, 0); ++ gpiod_set_value_cansleep(jdi->enable_gpio, 0); + +- gpiod_set_value(jdi->reset_gpio, 1); ++ gpiod_set_value_cansleep(jdi->reset_gpio, 1); + +- gpiod_set_value(jdi->dcdc_en_gpio, 0); ++ gpiod_set_value_cansleep(jdi->dcdc_en_gpio, 0); + + jdi->prepared = false; + +@@ -233,13 +233,13 @@ static int jdi_panel_prepare(struct drm_ + + msleep(20); + +- gpiod_set_value(jdi->dcdc_en_gpio, 1); ++ gpiod_set_value_cansleep(jdi->dcdc_en_gpio, 1); + usleep_range(10, 20); + +- gpiod_set_value(jdi->reset_gpio, 0); ++ gpiod_set_value_cansleep(jdi->reset_gpio, 0); + usleep_range(10, 20); + +- gpiod_set_value(jdi->enable_gpio, 1); ++ gpiod_set_value_cansleep(jdi->enable_gpio, 1); + usleep_range(10, 20); + + ret = jdi_panel_init(jdi); +@@ -263,11 +263,11 @@ poweroff: + if (ret < 0) + dev_err(dev, "regulator disable failed, %d\n", ret); + +- gpiod_set_value(jdi->enable_gpio, 0); ++ gpiod_set_value_cansleep(jdi->enable_gpio, 0); + +- gpiod_set_value(jdi->reset_gpio, 1); ++ gpiod_set_value_cansleep(jdi->reset_gpio, 1); + +- gpiod_set_value(jdi->dcdc_en_gpio, 0); ++ gpiod_set_value_cansleep(jdi->dcdc_en_gpio, 0); + + return ret; + } |