Initial commit

2025-06-24 15:51:28 +02:00
commit 22031d9dab
6862 changed files with 1462554 additions and 0 deletions
--- a/target/linux/layerscape/patches-4.9/807-gpu-support-layerscape.patch
+++ b/target/linux/layerscape/patches-4.9/807-gpu-support-layerscape.patch
@@ -0,0 +1,58 @@
+From 177f92a14d8177124f37db0fafc11182e2dcdd62 Mon Sep 17 00:00:00 2001
+From: Yangbo Lu <yangbo.lu@nxp.com>
+Date: Wed, 17 Jan 2018 15:33:05 +0800
+Subject: [PATCH 19/30] gpu: support layerscape
+
+This is an integrated patch for layerscape dcu support.
+
+Signed-off-by: Alison Wang <b18965@freescale.com>
+Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
+---
+ drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c | 15 ++++++++++++++-
+ 1 file changed, 14 insertions(+), 1 deletion(-)
+
+--- a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c
+++ b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c
+@@ -225,7 +225,6 @@ static int fsl_dcu_drm_pm_suspend(struct
+ 	if (!fsl_dev)
+ 		return 0;
+ 
+-	disable_irq(fsl_dev->irq);
+ 	drm_kms_helper_poll_disable(fsl_dev->drm);
+ 
+ 	console_lock();
+@@ -243,6 +242,8 @@ static int fsl_dcu_drm_pm_suspend(struct
+ 		return PTR_ERR(fsl_dev->state);
+ 	}
+ 
+	disable_irq(fsl_dev->irq);
+
+ 	clk_disable_unprepare(fsl_dev->clk);
+ 
+ 	return 0;
+@@ -262,6 +263,12 @@ static int fsl_dcu_drm_pm_resume(struct
+ 		return ret;
+ 	}
+ 
+	ret = clk_prepare_enable(fsl_dev->pix_clk);
+	if (ret < 0) {
+		dev_err(dev, "failed to enable dcu pix clk\n");
+		return ret;
+	}
+
+ 	if (fsl_dev->tcon)
+ 		fsl_tcon_bypass_enable(fsl_dev->tcon);
+ 	fsl_dcu_drm_init_planes(fsl_dev->drm);
+@@ -388,6 +395,12 @@ static int fsl_dcu_drm_probe(struct plat
+ 		goto disable_clk;
+ 	}
+ 
+	ret = clk_prepare_enable(fsl_dev->pix_clk);
+	if (ret < 0) {
+		dev_err(dev, "failed to enable dcu pix clk\n");
+		return ret;
+	}
+
+ 	fsl_dev->tcon = fsl_tcon_init(dev);
+ 
+ 	drm = drm_dev_alloc(driver, dev);