nvmem: rockchip-otp: add rk3576 variant data

[ Upstream commit 50d75a13a9ce880a5ef07a4ccc63ba561cc2e69a ]

The variant works very similar to the rk3588, just with a different
read-offset and size.

Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Tested-by: Nicolas Frattaroli <nicolas.frattaroli@collabora.com>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20250411112251.68002-5-srinivas.kandagatla@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

drivers/nvmem/rockchip-otp.c

@@ -274,6 +274,14 @@ static const struct rockchip_data px30_data = {
 	.reg_read = px30_otp_read,
 };
 
+static const struct rockchip_data rk3576_data = {
+	.size = 0x100,
+	.read_offset = 0x700,
+	.clks = px30_otp_clocks,
+	.num_clks = ARRAY_SIZE(px30_otp_clocks),
+	.reg_read = rk3588_otp_read,
+};
+
 static const char * const rk3588_otp_clocks[] = {
 	"otp", "apb_pclk", "phy", "arb",
 };
@@ -295,6 +303,10 @@ static const struct of_device_id rockchip_otp_match[] = {
 		.compatible = "rockchip,rk3308-otp",
 		.data = &px30_data,
 	},
+	{
+		.compatible = "rockchip,rk3576-otp",
+		.data = &rk3576_data,
+	},
 	{
 		.compatible = "rockchip,rk3588-otp",
 		.data = &rk3588_data,