linux-kernel - [PATCH 08/10] clk: qcom: videocc-sm8450: Add SM8475 support

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Message-ID: <20240731175919.20333-9-danila@jiaxyga.com>
Date: Wed, 31 Jul 2024 20:59:17 +0300
From: Danila Tikhonov <danila@...xyga.com>
To: andersson@...nel.org,
	mturquette@...libre.com,
	sboyd@...nel.org,
	robh@...nel.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org,
	p.zabel@...gutronix.de,
	vkoul@...nel.org,
	vladimir.zapolskiy@...aro.org,
	quic_jkona@...cinc.com,
	dmitry.baryshkov@...aro.org,
	konradybcio@...nel.org,
	quic_tdas@...cinc.com
Cc: linux-arm-msm@...r.kernel.org,
	linux-clk@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux@...nlining.org,
	Danila Tikhonov <danila@...xyga.com>
Subject: [PATCH 08/10] clk: qcom: videocc-sm8450: Add SM8475 support

Add support to the SM8475 video clock controller by extending the
SM8450 video clock controller, which is almost identical but has some
minor differences.

Signed-off-by: Danila Tikhonov <danila@...xyga.com>
---
 drivers/clk/qcom/Kconfig          |  2 +-
 drivers/clk/qcom/videocc-sm8450.c | 31 ++++++++++++++++++++++++++++---
 2 files changed, 29 insertions(+), 4 deletions(-)

diff --git a/drivers/clk/qcom/Kconfig b/drivers/clk/qcom/Kconfig
index eb2c8db95daf..60e70bf69cb9 100644
--- a/drivers/clk/qcom/Kconfig
+++ b/drivers/clk/qcom/Kconfig
@@ -1258,7 +1258,7 @@ config SM_VIDEOCC_8450
 	select QCOM_GDSC
 	help
 	  Support for the video clock controller on Qualcomm Technologies, Inc.
-	  SM8450 devices.
+	  SM8450 or SM8475 devices.
 	  Say Y if you want to support video devices and functionality such as
 	  video encode/decode.
 endif
diff --git a/drivers/clk/qcom/videocc-sm8450.c b/drivers/clk/qcom/videocc-sm8450.c
index ed9163d64244..14d18e73332e 100644
--- a/drivers/clk/qcom/videocc-sm8450.c
+++ b/drivers/clk/qcom/videocc-sm8450.c
@@ -35,7 +35,7 @@ static const struct pll_vco lucid_evo_vco[] = {
 	{ 249600000, 2020000000, 0 },
 };
 
-static const struct alpha_pll_config video_cc_pll0_config = {
+static struct alpha_pll_config video_cc_pll0_config = {
 	/* .l includes CAL_L_VAL, L_VAL fields */
 	.l = 0x0044001e,
 	.alpha = 0x0,
@@ -63,7 +63,7 @@ static struct clk_alpha_pll video_cc_pll0 = {
 	},
 };
 
-static const struct alpha_pll_config video_cc_pll1_config = {
+static struct alpha_pll_config video_cc_pll1_config = {
 	/* .l includes CAL_L_VAL, L_VAL fields */
 	.l = 0x0044002b,
 	.alpha = 0xc000,
@@ -397,6 +397,7 @@ static struct qcom_cc_desc video_cc_sm8450_desc = {
 
 static const struct of_device_id video_cc_sm8450_match_table[] = {
 	{ .compatible = "qcom,sm8450-videocc" },
+	{ .compatible = "qcom,sm8475-videocc" },
 	{ }
 };
 MODULE_DEVICE_TABLE(of, video_cc_sm8450_match_table);
@@ -420,6 +421,30 @@ static int video_cc_sm8450_probe(struct platform_device *pdev)
 		return PTR_ERR(regmap);
 	}
 
+	if (of_device_is_compatible(pdev->dev.of_node, "qcom,sm8475-videocc")) {
+		/* Update VideoCC PLL0 Config */
+		video_cc_pll0_config.l = 0x1e;
+		video_cc_pll0_config.config_ctl_hi1_val = 0x82aa299c;
+		video_cc_pll0_config.test_ctl_val = 0x00000000;
+		video_cc_pll0_config.test_ctl_hi_val = 0x00000003;
+		video_cc_pll0_config.test_ctl_hi1_val = 0x00009000;
+		video_cc_pll0_config.test_ctl_hi2_val = 0x00000034;
+		video_cc_pll0_config.user_ctl_hi_val = 0x00000005;
+
+		video_cc_pll0.regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_LUCID_OLE];
+
+		/* Update VideoCC PLL1 Config */
+		video_cc_pll1_config.l = 0x2b;
+		video_cc_pll1_config.config_ctl_hi1_val = 0x82aa299c;
+		video_cc_pll1_config.test_ctl_val = 0x00000000;
+		video_cc_pll1_config.test_ctl_hi_val = 0x00000003;
+		video_cc_pll1_config.test_ctl_hi1_val = 0x00009000;
+		video_cc_pll1_config.test_ctl_hi2_val = 0x00000034;
+		video_cc_pll1_config.user_ctl_hi_val = 0x00000005;
+
+		video_cc_pll1.regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_LUCID_OLE];
+	}
+
 	clk_lucid_evo_pll_configure(&video_cc_pll0, regmap, &video_cc_pll0_config);
 	clk_lucid_evo_pll_configure(&video_cc_pll1, regmap, &video_cc_pll1_config);
 
@@ -445,5 +470,5 @@ static struct platform_driver video_cc_sm8450_driver = {
 
 module_platform_driver(video_cc_sm8450_driver);
 
-MODULE_DESCRIPTION("QTI VIDEOCC SM8450 Driver");
+MODULE_DESCRIPTION("QTI VIDEOCC SM8450 / SM8475 Driver");
 MODULE_LICENSE("GPL");
-- 
2.45.2