linux-kernel - [RFC v1 04/11] clk: qcom: clk-alpha-pll: Add configuration support for LUCID 5LPE

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Date:   Wed, 16 Jun 2021 16:11:00 +0200
From:   Robert Foss <robert.foss@...aro.org>
To:     agross@...nel.org, bjorn.andersson@...aro.org,
        mturquette@...libre.com, sboyd@...nel.org, robh+dt@...nel.org,
        jonathan@...ek.ca, tdas@...eaurora.org,
        linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Vinod Koul <vinod.koul@...aro.org>
Cc:     Robert Foss <robert.foss@...aro.org>
Subject: [RFC v1 04/11] clk: qcom: clk-alpha-pll: Add configuration support for LUCID 5LPE

Ported from the downstream driver. Used on SM8350 for
DISPCC & VIDEOCC.

Signed-off-by: Robert Foss <robert.foss@...aro.org>
---
 drivers/clk/qcom/clk-alpha-pll.c | 3 +++
 drivers/clk/qcom/clk-alpha-pll.h | 5 +++++
 2 files changed, 8 insertions(+)

diff --git a/drivers/clk/qcom/clk-alpha-pll.c b/drivers/clk/qcom/clk-alpha-pll.c
index 01090852ea76..71040d53d7d8 100644
--- a/drivers/clk/qcom/clk-alpha-pll.c
+++ b/drivers/clk/qcom/clk-alpha-pll.c
@@ -115,6 +115,9 @@ const u8 clk_alpha_pll_regs[][PLL_OFF_MAX_REGS] = {
 		[PLL_OFF_STATUS] = 0x30,
 		[PLL_OFF_OPMODE] = 0x38,
 		[PLL_OFF_ALPHA_VAL] = 0x40,
+		[PLL_OFF_SSC_DELTA_ALPHA] = 0x48,
+		[PLL_OFF_SSC_NUM_STEPS] = 0x4c,
+		[PLL_OFF_SSC_UPDATE_RATE] = 0x50,
 	},
 	[CLK_ALPHA_PLL_TYPE_AGERA] =  {
 		[PLL_OFF_L_VAL] = 0x04,
diff --git a/drivers/clk/qcom/clk-alpha-pll.h b/drivers/clk/qcom/clk-alpha-pll.h
index 6943e933be0f..9eb4589b6a02 100644
--- a/drivers/clk/qcom/clk-alpha-pll.h
+++ b/drivers/clk/qcom/clk-alpha-pll.h
@@ -37,6 +37,9 @@ enum {
 	PLL_OFF_OPMODE,
 	PLL_OFF_FRAC,
 	PLL_OFF_CAL_VAL,
+	PLL_OFF_SSC_DELTA_ALPHA,
+	PLL_OFF_SSC_NUM_STEPS,
+	PLL_OFF_SSC_UPDATE_RATE,
 	PLL_OFF_MAX_REGS
 };
 
@@ -158,6 +161,8 @@ void clk_agera_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap,
 				const struct alpha_pll_config *config);
 #define clk_lucid_pll_configure(pll, regmap, config) \
 	clk_trion_pll_configure(pll, regmap, config)
+#define clk_lucid_5lpe_pll_configure(pll, regmap, config) \
+	clk_trion_pll_configure(pll, regmap, config)
 
 
 
-- 
2.30.2