linux-kernel - [PATCH 7/7] clk: pistachio: Register external clock gates

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Date:	Tue, 24 Feb 2015 19:56:07 -0800
From:	Andrew Bresticker <abrestic@...omium.org>
To:	Mike Turquette <mturquette@...aro.org>,
	Stephen Boyd <sboyd@...eaurora.org>,
	Ralf Baechle <ralf@...ux-mips.org>
Cc:	devicetree@...r.kernel.org, linux-mips@...ux-mips.org,
	linux-kernel@...r.kernel.org,
	Andrew Bresticker <abrestic@...omium.org>,
	Ezequiel Garcia <ezequiel.garcia@...tec.com>,
	James Hartley <james.hartley@...tec.com>,
	James Hogan <james.hogan@...tec.com>,
	Damien Horsley <Damien.Horsley@...tec.com>
Subject: [PATCH 7/7] clk: pistachio: Register external clock gates

Register the clock gates for the external audio and ethernet
reference clocks provided by the top-level general control block.

Signed-off-by: Damien Horsley <Damien.Horsley@...tec.com>
Signed-off-by: Andrew Bresticker <abrestic@...omium.org>
---
 drivers/clk/pistachio/clk-pistachio.c | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/drivers/clk/pistachio/clk-pistachio.c b/drivers/clk/pistachio/clk-pistachio.c
index 3351808..8c0fe88 100644
--- a/drivers/clk/pistachio/clk-pistachio.c
+++ b/drivers/clk/pistachio/clk-pistachio.c
@@ -306,3 +306,24 @@ static void __init pistachio_cr_periph_init(struct device_node *np)
 }
 CLK_OF_DECLARE(pistachio_cr_periph, "img,pistachio-cr-periph",
 	       pistachio_cr_periph_init);
+
+static struct pistachio_gate pistachio_ext_gates[] __initdata = {
+	GATE(EXT_CLK_ENET_IN, "enet_clk_in_gate", "enet_clk_in", 0x58, 5),
+	GATE(EXT_CLK_AUDIO_IN, "audio_clk_in_gate", "audio_clk_in", 0x58, 8)
+};
+
+static void __init pistachio_cr_top_init(struct device_node *np)
+{
+	struct pistachio_clk_provider *p;
+
+	p = pistachio_clk_alloc_provider(np, EXT_CLK_NR_CLKS);
+	if (!p)
+		return;
+
+	pistachio_clk_register_gate(p, pistachio_ext_gates,
+				    ARRAY_SIZE(pistachio_ext_gates));
+
+	pistachio_clk_register_provider(p);
+}
+CLK_OF_DECLARE(pistachio_cr_top, "img,pistachio-cr-top",
+	       pistachio_cr_top_init);
-- 
2.2.0.rc0.207.ga3a616c

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