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authorDave Stevenson <dave.stevenson@raspberrypi.com>2020-09-03 10:01:40 +0200
committerMaxime Ripard <maxime@cerno.tech>2020-09-07 18:14:53 +0200
commit632ee3aa8786e41c3adfc1eb13223f1bbd20f46d (patch)
tree6bd3dc04a8f64605005d17d789a11d1bf18be8a4 /drivers/gpu/drm/vc4/vc4_hdmi.h
parentb9b8bac60ab3917fb37de0eb8bd5ddfefa2d89f4 (diff)
drm/vc4: hdmi: Add audio-related callbacks
The audio configuration has changed for the BCM2711, with notably a different parent clock and a different channel configuration. Make that modular to be able to support the BCM2711. Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com> Signed-off-by: Maxime Ripard <maxime@cerno.tech> Tested-by: Chanwoo Choi <cw00.choi@samsung.com> Tested-by: Hoegeun Kwon <hoegeun.kwon@samsung.com> Tested-by: Stefan Wahren <stefan.wahren@i2se.com> Link: https://patchwork.freedesktop.org/patch/msgid/85a8ca721c2d800be758c55870cea98536749680.1599120059.git-series.maxime@cerno.tech
Diffstat (limited to 'drivers/gpu/drm/vc4/vc4_hdmi.h')
-rw-r--r--drivers/gpu/drm/vc4/vc4_hdmi.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.h b/drivers/gpu/drm/vc4/vc4_hdmi.h
index 77d47d1707ce..4aea5ee8a91d 100644
--- a/drivers/gpu/drm/vc4/vc4_hdmi.h
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.h
@@ -72,6 +72,9 @@ struct vc4_hdmi_variant {
/* Callback to disable the RNG in the PHY */
void (*phy_rng_disable)(struct vc4_hdmi *vc4_hdmi);
+
+ /* Callback to get channel map */
+ u32 (*channel_map)(struct vc4_hdmi *vc4_hdmi, u32 channel_mask);
};
/* HDMI audio information */
@@ -112,6 +115,7 @@ struct vc4_hdmi {
struct clk *pixel_clock;
struct clk *hsm_clock;
+ struct clk *audio_clock;
struct debugfs_regset32 hdmi_regset;
struct debugfs_regset32 hd_regset;