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

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Message-ID: <20250312232319.25712-3-simons.philippe@gmail.com>
Date: Thu, 13 Mar 2025 00:23:19 +0100
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 2/2] drm/panfrost: add h616 compatible string

Tie the Allwinner compatible string to the two features 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..f13743fe6bad 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_CLK_DIS) | BIT(GPU_PM_RT_RST_ASRT),
+};
+
 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);
-- 
2.48.1