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From:   Peng Fan <peng.fan@nxp.com>
To:     "sboyd@kernel.org" <sboyd@kernel.org>,
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        dl-linux-imx <linux-imx@nxp.com>,
        Aisheng Dong <aisheng.dong@nxp.com>,
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        Leonard Crestez <leonard.crestez@nxp.com>,
        Alice Guo <alice.guo@nxp.com>, Peng Fan <peng.fan@nxp.com>
Subject: [PATCH] clk: imx: clk-composite-7ulp: add lock
Thread-Topic: [PATCH] clk: imx: clk-composite-7ulp: add lock
Thread-Index: AQHVoFa4qHyFBgWUVEOTxio+xNlL5Q==
Date:   Thu, 21 Nov 2019 10:30:39 +0000
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From: Peng Fan <peng.fan@nxp.com>

Add lock to mux/gate/divider to protect the access to the register

Signed-off-by: Peng Fan <peng.fan@nxp.com>
---
 drivers/clk/imx/clk-composite-7ulp.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/clk/imx/clk-composite-7ulp.c b/drivers/clk/imx/clk-com=
posite-7ulp.c
index 060f8600ea0d..d8c6e48207c5 100644
--- a/drivers/clk/imx/clk-composite-7ulp.c
+++ b/drivers/clk/imx/clk-composite-7ulp.c
@@ -41,6 +41,7 @@ struct clk_hw *imx7ulp_clk_composite(const char *name,
 		mux->reg =3D reg;
 		mux->shift =3D PCG_PCS_SHIFT;
 		mux->mask =3D PCG_PCS_MASK;
+		mux->lock =3D &imx_ccm_lock;
 	}
=20
 	if (rate_present) {
@@ -58,6 +59,7 @@ struct clk_hw *imx7ulp_clk_composite(const char *name,
 		fd->nwidth =3D PCG_PCD_WIDTH;
 		fd->nmask =3D PCG_PCD_MASK;
 		fd->flags =3D CLK_FRAC_DIVIDER_ZERO_BASED;
+		fd->lock =3D &imx_ccm_lock;
 	}
=20
 	if (gate_present) {
@@ -70,6 +72,7 @@ struct clk_hw *imx7ulp_clk_composite(const char *name,
 		gate_hw =3D &gate->hw;
 		gate->reg =3D reg;
 		gate->bit_idx =3D PCG_CGC_SHIFT;
+		gate->lock =3D &imx_ccm_lock;
 	}
=20
 	hw =3D clk_hw_register_composite(NULL, name, parent_names, num_parents,
--=20
2.16.4