linux-kernel - [PATCH V2 1/7] clk: qcom: clk-alpha-pll: Add NSS HUAYRA ALPHA PLL support for ipq9574

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Message-ID: <20230825091234.32713-2-quic_devipriy@quicinc.com>
Date:   Fri, 25 Aug 2023 14:42:28 +0530
From:   Devi Priya <quic_devipriy@...cinc.com>
To:     <andersson@...nel.org>, <agross@...nel.org>,
        <konrad.dybcio@...aro.org>, <mturquette@...libre.com>,
        <sboyd@...nel.org>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <conor+dt@...nel.org>,
        <catalin.marinas@....com>, <will@...nel.org>,
        <p.zabel@...gutronix.de>, <richardcochran@...il.com>,
        <arnd@...db.de>, <geert+renesas@...der.be>,
        <nfraprado@...labora.com>, <rafal@...ecki.pl>, <peng.fan@....com>,
        <linux-arm-msm@...r.kernel.org>, <linux-clk@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>, <netdev@...r.kernel.org>
CC:     <quic_devipriy@...cinc.com>, <quic_saahtoma@...cinc.com>
Subject: [PATCH V2 1/7] clk: qcom: clk-alpha-pll: Add NSS HUAYRA ALPHA PLL support for ipq9574

Add support for NSS Huayra alpha pll found on ipq9574 SoCs.
Programming sequence is the same as that of Huayra type Alpha PLL,
so we can re-use the same.

Signed-off-by: Devi Priya <quic_devipriy@...cinc.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
---
 Changes in V2:
	- Picked up the R-b tag

 drivers/clk/qcom/clk-alpha-pll.c | 12 ++++++++++++
 drivers/clk/qcom/clk-alpha-pll.h |  1 +
 2 files changed, 13 insertions(+)

diff --git a/drivers/clk/qcom/clk-alpha-pll.c b/drivers/clk/qcom/clk-alpha-pll.c
index e4ef645f65d1..1c2a72840cd2 100644
--- a/drivers/clk/qcom/clk-alpha-pll.c
+++ b/drivers/clk/qcom/clk-alpha-pll.c
@@ -228,6 +228,18 @@ const u8 clk_alpha_pll_regs[][PLL_OFF_MAX_REGS] = {
 		[PLL_OFF_ALPHA_VAL] = 0x24,
 		[PLL_OFF_ALPHA_VAL_U] = 0x28,
 	},
+
+	[CLK_ALPHA_PLL_TYPE_NSS_HUAYRA] =  {
+		[PLL_OFF_L_VAL] = 0x04,
+		[PLL_OFF_ALPHA_VAL] = 0x08,
+		[PLL_OFF_TEST_CTL] = 0x0c,
+		[PLL_OFF_TEST_CTL_U] = 0x10,
+		[PLL_OFF_USER_CTL] = 0x14,
+		[PLL_OFF_CONFIG_CTL] = 0x18,
+		[PLL_OFF_CONFIG_CTL_U] = 0x1c,
+		[PLL_OFF_STATUS] = 0x20,
+	},
+
 };
 EXPORT_SYMBOL_GPL(clk_alpha_pll_regs);
 
diff --git a/drivers/clk/qcom/clk-alpha-pll.h b/drivers/clk/qcom/clk-alpha-pll.h
index e4bd863027ab..cb079a6ed96a 100644
--- a/drivers/clk/qcom/clk-alpha-pll.h
+++ b/drivers/clk/qcom/clk-alpha-pll.h
@@ -28,6 +28,7 @@ enum {
 	CLK_ALPHA_PLL_TYPE_BRAMMO_EVO,
 	CLK_ALPHA_PLL_TYPE_STROMER,
 	CLK_ALPHA_PLL_TYPE_STROMER_PLUS,
+	CLK_ALPHA_PLL_TYPE_NSS_HUAYRA,
 	CLK_ALPHA_PLL_TYPE_MAX,
 };
 
-- 
2.34.1