2020-04-10 02:47:05 +00:00
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From 813cf104c571bf54e155d6be247c32a8f6aa3e2e Mon Sep 17 00:00:00 2001
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From: Fancy Fang <chen.fang@nxp.com>
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Date: Wed, 6 Jun 2018 23:20:43 +0800
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Subject: [PATCH] MLK-18535-6 drm/imx: core: add LCDIF support
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Allows the LCDIF to be one of the supported client
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components. And set the 'legacyfb_depth' of LCDIF
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to be 32.
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Signed-off-by: Fancy Fang <chen.fang@nxp.com>
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---
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drivers/gpu/drm/imx/imx-drm-core.c | 13 +++++++++++++
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1 file changed, 13 insertions(+)
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--- a/drivers/gpu/drm/imx/imx-drm-core.c
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+++ b/drivers/gpu/drm/imx/imx-drm-core.c
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@@ -12,6 +12,7 @@
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#include <linux/platform_device.h>
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#include <video/imx-ipu-v3.h>
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+#include <video/imx-lcdif.h>
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#include <drm/drm_atomic.h>
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#include <drm/drm_atomic_helper.h>
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2020-08-19 13:41:30 +00:00
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@@ -188,6 +189,18 @@ static int compare_of(struct device *dev
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2020-04-10 02:47:05 +00:00
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struct dpu_client_platformdata *pdata = dev->platform_data;
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return pdata->of_node == np;
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+ } else if (strcmp(dev->driver->name, "imx-lcdif-crtc") == 0) {
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+ struct lcdif_client_platformdata *pdata = dev->platform_data;
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+#if IS_ENABLED(CONFIG_DRM_FBDEV_EMULATION)
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+ /* set legacyfb_depth to be 32 for lcdif, since
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+ * default format of the connectors attached to
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+ * lcdif is usually RGB888
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+ */
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+ if (pdata->of_node == np)
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+ legacyfb_depth = 32;
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+#endif
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+
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+ return pdata->of_node == np;
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}
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/* Special case for LDB, one device for two channels */
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