linux-kernel - [PATCH 1/7] drm/etnaviv: add HWDB entry for GC620 r5552 c20b

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Message-ID: <20250816074757.2559055-2-uwu@icenowy.me>
Date: Sat, 16 Aug 2025 15:47:51 +0800
From: Icenowy Zheng <uwu@...nowy.me>
To: Drew Fustini <fustini@...nel.org>,
	Guo Ren <guoren@...nel.org>,
	Fu Wei <wefu@...hat.com>,
	Lucas Stach <l.stach@...gutronix.de>,
	Russell King <linux+etnaviv@...linux.org.uk>,
	Christian Gmeiner <christian.gmeiner@...il.com>,
	David Airlie <airlied@...il.com>,
	Simona Vetter <simona@...ll.ch>
Cc: linux-riscv@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	etnaviv@...ts.freedesktop.org,
	dri-devel@...ts.freedesktop.org,
	Icenowy Zheng <uwu@...nowy.me>
Subject: [PATCH 1/7] drm/etnaviv: add HWDB entry for GC620 r5552 c20b

This is the 2D GPU found on the T-Head TH1520 SoC. Feature bits taken
from the downstream kernel driver 6.4.6.9.354872.

Signed-off-by: Icenowy Zheng <uwu@...nowy.me>
---
 drivers/gpu/drm/etnaviv/etnaviv_hwdb.c | 31 ++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/drivers/gpu/drm/etnaviv/etnaviv_hwdb.c b/drivers/gpu/drm/etnaviv/etnaviv_hwdb.c
index 8665f2658d51b..6a56f1ab44449 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_hwdb.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_hwdb.c
@@ -69,6 +69,37 @@ static const struct etnaviv_chip_identity etnaviv_chip_identities[] = {
 		.minor_features10 = 0x00000000,
 		.minor_features11 = 0x00000000,
 	},
+	{
+		.model = 0x620,
+		.revision = 0x5552,
+		.product_id = 0x6200,
+		.customer_id = 0x20b,
+		.eco_id = 0,
+		.stream_count = 1,
+		.register_max = 64,
+		.thread_count = 256,
+		.shader_core_count = 1,
+		.vertex_cache_size = 8,
+		.vertex_output_buffer_size = 512,
+		.pixel_pipes = 1,
+		.instruction_count = 256,
+		.num_constants = 168,
+		.buffer_size = 0,
+		.varyings_count = 8,
+		.features = 0x001b4a40,
+		.minor_features0 = 0xa0600080,
+		.minor_features1 = 0x18050000,
+		.minor_features2 = 0x04f30000,
+		.minor_features3 = 0x00060005,
+		.minor_features4 = 0x20629000,
+		.minor_features5 = 0x0003380c,
+		.minor_features6 = 0x00000000,
+		.minor_features7 = 0x00001000,
+		.minor_features8 = 0x00000000,
+		.minor_features9 = 0x00000180,
+		.minor_features10 = 0x00004000,
+		.minor_features11 = 0x00000000,
+	},
 	{
 		.model = 0x7000,
 		.revision = 0x6202,
-- 
2.50.1