On Tue, Aug 10, 2021 at 7:31 PM allen allen.chen@ite.com.tw wrote:
This adds support for the iTE IT6505. This device can convert DPI signal to DP output.
From: Allen Chen allen.chen@ite.com.tw Tested-by: Hsin-yi Wang hsinyi@chromium.org Signed-off-by: Hermes Wu hermes.wu@ite.com.tw Signed-off-by: Allen Chen allen.chen@ite.com.tw
--- <-- Add this line next time. Add the change logs below this line so that they're not mixed with commit messages.
v7->v8: fixed "checkpatch --strict" error remove unused variable *edid remove mode_set() callback Documenting the individual bits of the interrupt mask values change it6505_dpcd_write parameter from unsigned long to u8
This patch depends on https://patchwork.kernel.org/project/linux-mediatek/patch/20210722062246.251...
drivers/gpu/drm/bridge/Kconfig | 8 + drivers/gpu/drm/bridge/Makefile | 1 + drivers/gpu/drm/bridge/ite-it6505.c | 3333 +++++++++++++++++++++++++++ 3 files changed, 3342 insertions(+) create mode 100644 drivers/gpu/drm/bridge/ite-it6505.c
diff --git a/drivers/gpu/drm/bridge/Kconfig b/drivers/gpu/drm/bridge/Kconfig index 431b6e12a81fe..e1afe171075f5 100644 --- a/drivers/gpu/drm/bridge/Kconfig +++ b/drivers/gpu/drm/bridge/Kconfig @@ -74,6 +74,14 @@ config DRM_DISPLAY_CONNECTOR on ARM-based platforms. Saying Y here when this driver is not needed will not cause any issue.
<snip>
/* Register aux channel */it6505->aux.name = "DP-AUX";it6505->aux.dev = dev;it6505->aux.transfer = it6505_aux_transfer;err = drm_dp_aux_register(&it6505->aux);
drm_dp_aux_register() checks if aux->drm_dev is null. Assign this otherwise you'll see warnings.
if (err < 0) {dev_err(dev, "Failed to register aux: %d", err);return err;}
<snip>