linux-kernel - [PATCH v2 20/21] drm/imagination: Add support for TI AM68 GPU

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Message-ID: <20241118-sets-bxs-4-64-patch-v1-v2-20-3fd45d9fb0cf@imgtec.com>
Date: Mon, 18 Nov 2024 13:02:12 +0000
From: Matt Coster <matt.coster@...tec.com>
To: Frank Binns <frank.binns@...tec.com>,
        Matt Coster
	<matt.coster@...tec.com>,
        David Airlie <airlied@...il.com>, Simona Vetter
	<simona@...ll.ch>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>, Nishanth Menon <nm@...com>,
        "Vignesh
 Raghavendra" <vigneshr@...com>,
        Tero Kristo <kristo@...nel.org>
CC: <dri-devel@...ts.freedesktop.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>,
        Randolph Sapp <rs@...com>, Darren Etheridge <detheridge@...com>
Subject: [PATCH v2 20/21] drm/imagination: Add support for TI AM68 GPU

Add the new compatible string recently introduced in the dt bindings
("img,img-bxs-4-64") to the dt_match table and link the appropriate
firmware.

Signed-off-by: Matt Coster <matt.coster@...tec.com>
---
Changes in v2:
- None
- Link to v1: https://lore.kernel.org/r/20241105-sets-bxs-4-64-patch-v1-v1-20-4ed30e865892@imgtec.com
---
 drivers/gpu/drm/imagination/pvr_drv.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/gpu/drm/imagination/pvr_drv.c b/drivers/gpu/drm/imagination/pvr_drv.c
index e074cfb0d2055b5387dbb142ca972108977f9854..044321cab1114864aefa2ca0024f326ac52d4dd6 100644
--- a/drivers/gpu/drm/imagination/pvr_drv.c
+++ b/drivers/gpu/drm/imagination/pvr_drv.c
@@ -44,6 +44,7 @@
  * This driver supports the following PowerVR/IMG graphics cores from Imagination Technologies:
  *
  * * AXE-1-16M (found in Texas Instruments AM62)
+ * * BXS-4-64 MC1 (found in Texas Instruments J721S2/AM68)
  */
 
 /**
@@ -1501,6 +1502,12 @@ static const struct of_device_id dt_match[] = {
 
 	/* All supported GPU models */
 	{ .compatible = "img,img-axe-1-16m", .data = &pvr_device_overrides_default },
+	{ .compatible = "img,img-bxs-4-64", .data = &pvr_device_overrides_default },
+
+	/* Vendor integrations which require overrides */
+	{ .compatible = "ti,j721s2-gpu", .data = &(struct pvr_device_overrides){
+		.device_memory_force_cpu_cached = true,
+	} },
 
 	/*
 	 * This legacy compatible string was introduced early on before the more specific GPU
@@ -1532,3 +1539,4 @@ MODULE_DESCRIPTION(PVR_DRIVER_DESC);
 MODULE_LICENSE("Dual MIT/GPL");
 MODULE_IMPORT_NS(DMA_BUF);
 MODULE_FIRMWARE("powervr/rogue_33.15.11.3_v1.fw");
+MODULE_FIRMWARE("powervr/rogue_36.53.104.796_v1.fw");

-- 
2.47.0