linux-kernel - [PATCH v9 4/6] clk: sophgo: Add clock support for SG2000 SoC

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Date: Sat,  9 Mar 2024 17:02:54 +0800
From: Inochi Amaoto <inochiama@...look.com>
To: Michael Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...nel.org>,
	Rob Herring <robh+dt@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Chao Wei <chao.wei@...hgo.com>,
	Chen Wang <unicorn_wang@...look.com>,
	Paul Walmsley <paul.walmsley@...ive.com>,
	Palmer Dabbelt <palmer@...belt.com>,
	Albert Ou <aou@...s.berkeley.edu>,
	Inochi Amaoto <inochiama@...look.com>
Cc: Jisheng Zhang <jszhang@...nel.org>,
	Liu Gui <kenneth.liu@...hgo.com>,
	Jingbao Qiu <qiujingbao.dlmu@...il.com>,
	dlan@...too.org,
	linux-clk@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-riscv@...ts.infradead.org
Subject: [PATCH v9 4/6] clk: sophgo: Add clock support for SG2000 SoC

Add init code for SG2000 SoC.

Signed-off-by: Inochi Amaoto <inochiama@...look.com>
Link: https://github.com/sophgo/sophgo-doc/releases/tag/sg2000-datasheet-v1.0-alpha
---
 drivers/clk/sophgo/clk-cv1800.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/drivers/clk/sophgo/clk-cv1800.c b/drivers/clk/sophgo/clk-cv1800.c
index c7d4aa6c8343..956de5b21a80 100644
--- a/drivers/clk/sophgo/clk-cv1800.c
+++ b/drivers/clk/sophgo/clk-cv1800.c
@@ -1437,6 +1437,20 @@ static const struct cv1800_clk_desc cv1810_desc = {
 	.pre_init	= cv1810_pre_init,
 };

+static int sg2000_pre_init(struct device *dev, void __iomem *base,
+			   struct cv1800_clk_ctrl *ctrl,
+			   const struct cv1800_clk_desc *desc)
+{
+	cv18xx_clk_disable_auto_pd(base);
+
+	return 0;
+}
+
+static const struct cv1800_clk_desc sg2000_desc = {
+	.clks_data	= &cv1810_hw_clks,
+	.pre_init	= sg2000_pre_init,
+};
+
 static int cv1800_clk_init_ctrl(struct device *dev, void __iomem *reg,
 				struct cv1800_clk_ctrl *ctrl,
 				const struct cv1800_clk_desc *desc)
@@ -1506,6 +1520,7 @@ static int cv1800_clk_probe(struct platform_device *pdev)
 static const struct of_device_id cv1800_clk_ids[] = {
 	{ .compatible = "sophgo,cv1800-clk", .data = &cv1800_desc },
 	{ .compatible = "sophgo,cv1810-clk", .data = &cv1810_desc },
+	{ .compatible = "sophgo,sg2000-clk", .data = &sg2000_desc },
 	{ }
 };
 MODULE_DEVICE_TABLE(of, cv1800_clk_ids);
--
2.44.0