diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0603-drm-vc4-Use-reg-names-to-configure-HDMI-audio.patch')
-rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-0603-drm-vc4-Use-reg-names-to-configure-HDMI-audio.patch | 35 |
1 files changed, 0 insertions, 35 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0603-drm-vc4-Use-reg-names-to-configure-HDMI-audio.patch b/target/linux/bcm27xx/patches-5.4/950-0603-drm-vc4-Use-reg-names-to-configure-HDMI-audio.patch deleted file mode 100644 index 2504a07083..0000000000 --- a/target/linux/bcm27xx/patches-5.4/950-0603-drm-vc4-Use-reg-names-to-configure-HDMI-audio.patch +++ /dev/null @@ -1,35 +0,0 @@ -From 7a463d59a0539cdf79ee6f1fe6c52f0a487ee63e Mon Sep 17 00:00:00 2001 -From: Dave Stevenson <dave.stevenson@raspberrypi.com> -Date: Wed, 25 Mar 2020 18:11:41 +0000 -Subject: [PATCH] drm/vc4: Use reg-names to configure HDMI audio. - -HDMI audio configuration was using fixed index numbers to -load in DT register settings. -Switch to using reg-names for flexibility and to match Pi4. - -Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com> ---- - drivers/gpu/drm/vc4/vc4_hdmi.c | 5 ++++- - 1 file changed, 4 insertions(+), 1 deletion(-) - ---- a/drivers/gpu/drm/vc4/vc4_hdmi.c -+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c -@@ -1097,6 +1097,7 @@ static int vc4_hdmi_audio_init(struct vc - struct snd_soc_card *card = &vc4_hdmi->audio.card; - struct device *dev = &vc4_hdmi->pdev->dev; - const __be32 *addr; -+ int index; - int ret; - int len; - -@@ -1122,7 +1123,9 @@ static int vc4_hdmi_audio_init(struct vc - * for DMA transfers. - * This VC/MMU should probably be exposed to avoid this kind of hacks. - */ -- addr = of_get_address(dev->of_node, 1, NULL, NULL); -+ index = of_property_match_string(dev->of_node, "reg-names", "hd"); -+ addr = of_get_address(dev->of_node, index, NULL, NULL); -+ - vc4_hdmi->audio.dma_data.addr = be32_to_cpup(addr) + mai_data->offset; - vc4_hdmi->audio.dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; - vc4_hdmi->audio.dma_data.maxburst = 2; |