linux-kernel - [PATCH 01/13] clk: qcom: gcc: limit GPLL0_AO

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Message-Id: <1545039990-19984-2-git-send-email-jorge.ramirez-ortiz@linaro.org>
Date:   Mon, 17 Dec 2018 10:46:18 +0100
From:   Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@...aro.org>
To:     jorge.ramirez-ortiz@...aro.org, robh+dt@...nel.org,
        mark.rutland@....com, andy.gross@...aro.org,
        david.brown@...aro.org, sboyd@...nel.org, will.deacon@....com,
        mturquette@...libre.com, jassisinghbrar@...il.com
Cc:     bjorn.andersson@...aro.org, vkoul@...nel.org,
        niklas.cassel@...aro.org, sibis@...eaurora.org,
        georgi.djakov@...aro.org, arnd@...db.de,
        horms+renesas@...ge.net.au, heiko@...ech.de,
        enric.balletbo@...labora.com, jagan@...rulasolutions.com,
        olof@...om.net, amit.kucheria@...aro.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-clk@...r.kernel.org
Subject: [PATCH 01/13] clk: qcom: gcc: limit GPLL0_AO_OUT operating frequency

Limit the GPLL0_AO_OUT_MAIN operating frequency as per its hardware
specifications.

Co-developed-by: Niklas Cassel <niklas.cassel@...aro.org>
Signed-off-by: Niklas Cassel <niklas.cassel@...aro.org>
Signed-off-by: Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@...aro.org>
---
 drivers/clk/qcom/gcc-qcs404.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/clk/qcom/gcc-qcs404.c b/drivers/clk/qcom/gcc-qcs404.c
index 64da032..833436a 100644
--- a/drivers/clk/qcom/gcc-qcs404.c
+++ b/drivers/clk/qcom/gcc-qcs404.c
@@ -304,10 +304,16 @@ static struct clk_alpha_pll gpll0_out_main = {
 	},
 };
 
+static const struct pll_vco gpll0_ao_out_vco[] = {
+	{ 800000000, 800000000, 0 },
+};
+
 static struct clk_alpha_pll gpll0_ao_out_main = {
 	.offset = 0x21000,
 	.regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT],
 	.flags = SUPPORTS_FSM_MODE,
+	.vco_table = gpll0_ao_out_vco,
+	.num_vco = ARRAY_SIZE(gpll0_ao_out_vco),
 	.clkr = {
 		.enable_reg = 0x45000,
 		.enable_mask = BIT(0),
-- 
2.7.4