linux-kernel - [PATCH v2 2/3] drm/panfrost: add h616 compatible string

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Message-ID: <20250403055210.54486-3-simons.philippe@gmail.com>
Date: Thu,  3 Apr 2025 07:52:09 +0200
From: Philippe Simons <simons.philippe@...il.com>
To: Boris Brezillon <boris.brezillon@...labora.com>,
	Rob Herring <robh@...nel.org>,
	Steven Price <steven.price@....com>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	David Airlie <airlied@...il.com>,
	Simona Vetter <simona@...ll.ch>,
	Philipp Zabel <p.zabel@...gutronix.de>
Cc: dri-devel@...ts.freedesktop.org,
	linux-kernel@...r.kernel.org,
	linux-sunxi@...ts.linux.dev,
	Andre Przywara <andre.przywara@....com>,
	Jernej Škrabec <jernej.skrabec@...il.com>
Subject: [PATCH v2 2/3] drm/panfrost: add h616 compatible string

Tie the Allwinner compatible string to the GPU_PM_RT feature bits that will
toggle the clocks and the reset line whenever the power domain is changing
state.

Signed-off-by: Philippe Simons <simons.philippe@...il.com>
---
 drivers/gpu/drm/panfrost/panfrost_drv.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/gpu/drm/panfrost/panfrost_drv.c b/drivers/gpu/drm/panfrost/panfrost_drv.c
index 0f3935556ac7..9470c04c5487 100644
--- a/drivers/gpu/drm/panfrost/panfrost_drv.c
+++ b/drivers/gpu/drm/panfrost/panfrost_drv.c
@@ -776,6 +776,13 @@ static const struct panfrost_compatible default_data = {
 	.pm_domain_names = NULL,
 };
 
+static const struct panfrost_compatible allwinner_h616_data = {
+	.num_supplies = ARRAY_SIZE(default_supplies) - 1,
+	.supply_names = default_supplies,
+	.num_pm_domains = 1,
+	.pm_features = BIT(GPU_PM_RT),
+};
+
 static const struct panfrost_compatible amlogic_data = {
 	.num_supplies = ARRAY_SIZE(default_supplies) - 1,
 	.supply_names = default_supplies,
@@ -859,6 +866,7 @@ static const struct of_device_id dt_match[] = {
 	{ .compatible = "mediatek,mt8186-mali", .data = &mediatek_mt8186_data },
 	{ .compatible = "mediatek,mt8188-mali", .data = &mediatek_mt8188_data },
 	{ .compatible = "mediatek,mt8192-mali", .data = &mediatek_mt8192_data },
+	{ .compatible = "allwinner,sun50i-h616-mali", .data = &allwinner_h616_data },
 	{}
 };
 MODULE_DEVICE_TABLE(of, dt_match);
-- 
2.49.0