linux-kernel - [PATCH 4/4] clk: tegra114: table driven PMC clock init

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Message-ID: <1378215105-12145-5-git-send-email-pdeschrijver@nvidia.com>
Date:	Tue, 3 Sep 2013 16:31:34 +0300
From:	Peter De Schrijver <pdeschrijver@...dia.com>
To:	Peter De Schrijver <pdeschrijver@...dia.com>
CC:	<linux-tegra@...r.kernel.org>,
	Mike Turquette <mturquette@...aro.org>,
	Stephen Warren <swarren@...dotorg.org>,
	Joseph Lo <josephl@...dia.com>,
	Paul Walmsley <pwalmsley@...dia.com>,
	Prashant Gaikwad <pgaikwad@...dia.com>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>
Subject: [PATCH 4/4] clk: tegra114: table driven PMC clock init

This patch converts the Tegra114 audio clock registration to be table driven
like the periph clocks.

Signed-off-by: Peter De Schrijver <pdeschrijver@...dia.com>
---
 drivers/clk/tegra/clk-tegra114.c |   58 +++++++++++++++-----------------------
 1 files changed, 23 insertions(+), 35 deletions(-)

diff --git a/drivers/clk/tegra/clk-tegra114.c b/drivers/clk/tegra/clk-tegra114.c
index 9f8d534..052e6ab 100644
--- a/drivers/clk/tegra/clk-tegra114.c
+++ b/drivers/clk/tegra/clk-tegra114.c
@@ -1583,45 +1583,33 @@ static void __init tegra114_audio_clk_init(void __iomem *clk_base)
 	}
 }
 
+static struct pmc_clk_init_data tegra_pmc_clk_init_data[] = {
+	TEGRA_INIT_PMC_CLK("clk_out_1", "extern1", clk_out1_parents, 6, 2, TEGRA114_CLK_CLK_OUT_1),
+	TEGRA_INIT_PMC_CLK("clk_out_2", "extern2", clk_out2_parents, 14, 10, TEGRA114_CLK_CLK_OUT_2),
+	TEGRA_INIT_PMC_CLK("clk_out_3", "extern3", clk_out3_parents, 22, 18, TEGRA114_CLK_CLK_OUT_3),
+};
+
 static void __init tegra114_pmc_clk_init(void __iomem *pmc_base)
 {
 	struct clk *clk;
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(tegra_pmc_clk_init_data); i++) {
+		struct pmc_clk_init_data *data;
 
-	/* clk_out_1 */
-	clk = clk_register_mux(NULL, "clk_out_1_mux", clk_out1_parents,
-			       ARRAY_SIZE(clk_out1_parents), 0,
-			       pmc_base + PMC_CLK_OUT_CNTRL, 6, 3, 0,
-			       &clk_out_lock);
-	clks[TEGRA114_CLK_CLK_OUT_1_MUX] = clk;
-	clk = clk_register_gate(NULL, "clk_out_1", "clk_out_1_mux", 0,
-				pmc_base + PMC_CLK_OUT_CNTRL, 2, 0,
-				&clk_out_lock);
-	clk_register_clkdev(clk, "extern1", "clk_out_1");
-	clks[TEGRA114_CLK_CLK_OUT_1] = clk;
-
-	/* clk_out_2 */
-	clk = clk_register_mux(NULL, "clk_out_2_mux", clk_out2_parents,
-			       ARRAY_SIZE(clk_out2_parents), 0,
-			       pmc_base + PMC_CLK_OUT_CNTRL, 14, 3, 0,
-			       &clk_out_lock);
-	clks[TEGRA114_CLK_CLK_OUT_2_MUX] = clk;
-	clk = clk_register_gate(NULL, "clk_out_2", "clk_out_2_mux", 0,
-				pmc_base + PMC_CLK_OUT_CNTRL, 10, 0,
-				&clk_out_lock);
-	clk_register_clkdev(clk, "extern2", "clk_out_2");
-	clks[TEGRA114_CLK_CLK_OUT_2] = clk;
-
-	/* clk_out_3 */
-	clk = clk_register_mux(NULL, "clk_out_3_mux", clk_out3_parents,
-			       ARRAY_SIZE(clk_out3_parents), 0,
-			       pmc_base + PMC_CLK_OUT_CNTRL, 22, 3, 0,
-			       &clk_out_lock);
-	clks[TEGRA114_CLK_CLK_OUT_3_MUX] = clk;
-	clk = clk_register_gate(NULL, "clk_out_3", "clk_out_3_mux", 0,
-				pmc_base + PMC_CLK_OUT_CNTRL, 18, 0,
-				&clk_out_lock);
-	clk_register_clkdev(clk, "extern3", "clk_out_3");
-	clks[TEGRA114_CLK_CLK_OUT_3] = clk;
+		data = &tegra_pmc_clk_init_data[i];
+
+		clk = clk_register_mux(NULL, data->mux_name, data->parents,
+				data->num_parents, 0,
+				pmc_base + PMC_CLK_OUT_CNTRL, data->mux_shift,
+				3, 0, &clk_out_lock);
+		clks[data->mux_id] = clk;
+		clk = clk_register_gate(NULL, data->gate_name, data->mux_name,
+					0, pmc_base + PMC_CLK_OUT_CNTRL,
+					data->gate_shift, 0, &clk_out_lock);
+		clks[data->gate_id] = clk;
+		clk_register_clkdev(clk, data->dev_name, data->gate_name);
+	}
 
 	/* blink */
 	/* clear the blink timer register to directly output clk_32k */
-- 
1.7.7.rc0.72.g4b5ea.dirty

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