From 77e97abf129c5028385dd72587eabab68db0d954 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= Date: Thu, 28 May 2020 19:08:55 +0200 Subject: bcm27xx: update to latest patches from RPi foundation MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Also removes random module and switches to new bcm2711 thermal driver. Boot tested on RPi 4B v1.1 4G. Signed-off-by: Álvaro Fernández Rojas --- ...50-0591-drm-vc4-hdmi-Add-CEC-support-flag.patch | 47 ++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 target/linux/bcm27xx/patches-5.4/950-0591-drm-vc4-hdmi-Add-CEC-support-flag.patch (limited to 'target/linux/bcm27xx/patches-5.4/950-0591-drm-vc4-hdmi-Add-CEC-support-flag.patch') diff --git a/target/linux/bcm27xx/patches-5.4/950-0591-drm-vc4-hdmi-Add-CEC-support-flag.patch b/target/linux/bcm27xx/patches-5.4/950-0591-drm-vc4-hdmi-Add-CEC-support-flag.patch new file mode 100644 index 0000000000..33ecf44a27 --- /dev/null +++ b/target/linux/bcm27xx/patches-5.4/950-0591-drm-vc4-hdmi-Add-CEC-support-flag.patch @@ -0,0 +1,47 @@ +From 0f626dc8443a93138806b4a3f351bac346036358 Mon Sep 17 00:00:00 2001 +From: Maxime Ripard +Date: Thu, 6 Feb 2020 16:22:50 +0100 +Subject: [PATCH] drm/vc4: hdmi: Add CEC support flag + +Similarly to the audio support, CEC support is not there yet for the +BCM2711, so let's skip entirely the CEC initialization through a variant +flag. + +Signed-off-by: Maxime Ripard +--- + drivers/gpu/drm/vc4/vc4_hdmi.c | 4 ++++ + drivers/gpu/drm/vc4/vc4_hdmi.h | 3 +++ + 2 files changed, 7 insertions(+) + +--- a/drivers/gpu/drm/vc4/vc4_hdmi.c ++++ b/drivers/gpu/drm/vc4/vc4_hdmi.c +@@ -1186,6 +1186,9 @@ static int vc4_hdmi_cec_init(struct vc4_ + u32 value; + int ret; + ++ if (!vc4_hdmi->variant->cec_available) ++ return 0; ++ + vc4_hdmi->cec_adap = cec_allocate_adapter(&vc4_hdmi_cec_adap_ops, + vc4_hdmi, "vc4", + CEC_CAP_DEFAULTS | +@@ -1474,6 +1477,7 @@ static int vc4_hdmi_dev_remove(struct pl + + static const struct vc4_hdmi_variant bcm2835_variant = { + .audio_available = true, ++ .cec_available = true, + .registers = vc4_hdmi_fields, + .num_registers = ARRAY_SIZE(vc4_hdmi_fields), + +--- a/drivers/gpu/drm/vc4/vc4_hdmi.h ++++ b/drivers/gpu/drm/vc4/vc4_hdmi.h +@@ -35,6 +35,9 @@ struct vc4_hdmi_variant { + /* Set to true when the audio support is available */ + bool audio_available; + ++ /* Set to true when the CEC support is available */ ++ bool cec_available; ++ + /* List of the registers available on that variant */ + const struct vc4_hdmi_register *registers; + -- cgit v1.2.3