clk: rs9: Add support for 9FGV0441

This model is similar to 9FGV0241, but the DIFx bits start at bit 0.

Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Reviewed-by: Marek Vasut <marex@denx.de>
Link: https://lore.kernel.org/r/20230310075535.3476580-4-alexander.stein@ew.tq-group.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>

Author: tq-steina

drivers/clk/clk-renesas-pcie.c

@@ -6,6 +6,7 @@
  *   - 9FGV/9DBV/9DMV/9FGL/9DML/9QXL/9SQ
  * Currently supported:
  *   - 9FGV0241
+ *   - 9FGV0441
  *
  * Copyright (C) 2022 Marek Vasut <marex@denx.de>
  */
@@ -51,6 +52,7 @@
 /* Supported Renesas 9-series models. */
 enum rs9_model {
 	RENESAS_9FGV0241,
+	RENESAS_9FGV0441,
 };
 
 /* Structure to describe features of a particular 9-series model */
@@ -64,7 +66,7 @@ struct rs9_driver_data {
 	struct i2c_client	*client;
 	struct regmap		*regmap;
 	const struct rs9_chip_info *chip_info;
-	struct clk_hw		*clk_dif[2];
+	struct clk_hw		*clk_dif[4];
 	u8			pll_amplitude;
 	u8			pll_ssc;
 	u8			clk_dif_sr;
@@ -161,6 +163,8 @@ static u8 rs9_calc_dif(const struct rs9_driver_data *rs9, int idx)
 
 	if (model == RENESAS_9FGV0241)
 		return BIT(idx) + 1;
+	else if (model == RENESAS_9FGV0441)
+		return BIT(idx);
 
 	return 0;
 }
@@ -380,14 +384,22 @@ static const struct rs9_chip_info renesas_9fgv0241_info = {
 	.did		= RS9_REG_DID_TYPE_FGV | 0x02,
 };
 
+static const struct rs9_chip_info renesas_9fgv0441_info = {
+	.model		= RENESAS_9FGV0441,
+	.num_clks	= 4,
+	.did		= RS9_REG_DID_TYPE_FGV | 0x04,
+};
+
 static const struct i2c_device_id rs9_id[] = {
 	{ "9fgv0241", .driver_data = RENESAS_9FGV0241 },
+	{ "9fgv0441", .driver_data = RENESAS_9FGV0441 },
 	{ }
 };
 MODULE_DEVICE_TABLE(i2c, rs9_id);
 
 static const struct of_device_id clk_rs9_of_match[] = {
 	{ .compatible = "renesas,9fgv0241", .data = &renesas_9fgv0241_info },
+	{ .compatible = "renesas,9fgv0441", .data = &renesas_9fgv0441_info },
 	{ }
 };
 MODULE_DEVICE_TABLE(of, clk_rs9_of_match);