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From: narmstrong@baylibre.com (Neil Armstrong)
To: linux-arm-kernel@lists.infradead.org
Subject: [RESEND PATCH 4/4] drm/meson: Add missing VPU init
Date: Wed,  6 Dec 2017 12:54:28 +0100	[thread overview]
Message-ID: <1512561268-29806-5-git-send-email-narmstrong@baylibre.com> (raw)
In-Reply-To: <1512561268-29806-1-git-send-email-narmstrong@baylibre.com>

The VPU init misses these configurations values.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
---
 drivers/gpu/drm/meson/meson_drv.c       | 9 +++++++++
 drivers/gpu/drm/meson/meson_registers.h | 4 ++++
 2 files changed, 13 insertions(+)

diff --git a/drivers/gpu/drm/meson/meson_drv.c b/drivers/gpu/drm/meson/meson_drv.c
index 3b804fd..f9ad0e9 100644
--- a/drivers/gpu/drm/meson/meson_drv.c
+++ b/drivers/gpu/drm/meson/meson_drv.c
@@ -151,6 +151,14 @@ static struct regmap_config meson_regmap_config = {
 	.max_register   = 0x1000,
 };
 
+static void meson_vpu_init(struct meson_drm *priv)
+{
+	writel_relaxed(0x210000, priv->io_base + _REG(VPU_RDARB_MODE_L1C1));
+	writel_relaxed(0x10000, priv->io_base + _REG(VPU_RDARB_MODE_L1C2));
+	writel_relaxed(0x900000, priv->io_base + _REG(VPU_RDARB_MODE_L2C1));
+	writel_relaxed(0x20000, priv->io_base + _REG(VPU_WRARB_MODE_L2C1));
+}
+
 static int meson_drv_bind_master(struct device *dev, bool has_components)
 {
 	struct platform_device *pdev = to_platform_device(dev);
@@ -222,6 +230,7 @@ static int meson_drv_bind_master(struct device *dev, bool has_components)
 
 	/* Hardware Initialization */
 
+	meson_vpu_init(priv);
 	meson_venc_init(priv);
 	meson_vpp_init(priv);
 	meson_viu_init(priv);
diff --git a/drivers/gpu/drm/meson/meson_registers.h b/drivers/gpu/drm/meson/meson_registers.h
index 2847381..bca8714 100644
--- a/drivers/gpu/drm/meson/meson_registers.h
+++ b/drivers/gpu/drm/meson/meson_registers.h
@@ -1363,6 +1363,10 @@
 #define VPU_PROT3_STAT_1 0x277a
 #define VPU_PROT3_STAT_2 0x277b
 #define VPU_PROT3_REQ_ONOFF 0x277c
+#define VPU_RDARB_MODE_L1C1 0x2790
+#define VPU_RDARB_MODE_L1C2 0x2799
+#define VPU_RDARB_MODE_L2C1 0x279d
+#define VPU_WRARB_MODE_L2C1 0x27a2
 
 /* osd super scale */
 #define OSDSR_HV_SIZEIN 0x3130
-- 
2.7.4

  parent reply	other threads:[~2017-12-06 11:54 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-12-06 11:54 [RESEND PATCH 0/4] drm/meson: power domain init related fixes Neil Armstrong
2017-12-06 11:54 ` [RESEND PATCH 1/4] dt-bindings: display: amlogic, meson-vpu: Add optional power domain property Neil Armstrong
2017-12-06 11:54 ` [RESEND PATCH 2/4] dt-bindings: display: amlogic, meson-dw-hdmi: Add optional HDMI 5V regulator Neil Armstrong
2017-12-06 11:54 ` [RESEND PATCH 3/4] drm/meson: dw_hdmi: Add support for an optional external " Neil Armstrong
2017-12-06 11:54 ` Neil Armstrong [this message]
2017-12-06 12:02   ` [RESEND PATCH 4/4] drm/meson: Add missing VPU init Chris Wilson
2017-12-06 12:03     ` Neil Armstrong
2017-12-06 12:09       ` Chris Wilson
2017-12-08  9:04 ` [RESEND PATCH 0/4] drm/meson: power domain init related fixes Jerome Brunet
2017-12-08  9:44   ` Neil Armstrong

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