linux-kernel - [PATCH 4/5] clk: mediatek: add 13mhz clock for MT8173

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Date:	Mon, 13 Jul 2015 17:32:48 +0800
From:	Yingjoe Chen <yingjoe.chen@...iatek.com>
To:	Matthias Brugger <matthias.bgg@...il.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Stephen Boyd <sboyd@...eaurora.org>,
	Michael Turquette <mturquette@...libre.com>,
	James Liao <jamesjj.liao@...iatek.com>
CC:	Russell King <linux@....linux.org.uk>,
	<devicetree@...r.kernel.org>, Arnd Bergmann <arnd@...db.de>,
	Catalin Marinas <catalin.marinas@....com>,
	Daniel Lezcano <daniel.lezcano@...aro.org>,
	<linux-kernel@...r.kernel.org>, Rob Herring <robh+dt@...nel.org>,
	<linux-mediatek@...ts.infradead.org>,
	Sascha Hauer <kernel@...gutronix.de>,
	Olof Johansson <olof@...om.net>,
	Yingjoe Chen <yingjoe.chen@...iatek.com>,
	<srv_heupstream@...iatek.com>,
	<linux-arm-kernel@...ts.infradead.org>,
	Daniel Kurtz <djkurtz@...omium.org>,
	<linux-clk@...r.kernel.org>
Subject: [PATCH 4/5] clk: mediatek: add 13mhz clock for MT8173

Add 13mhz clock used by GPT timer in infracfg.

Signed-off-by: Yingjoe Chen <yingjoe.chen@...iatek.com>
---
 drivers/clk/mediatek/clk-mt8173.c      | 5 +++++
 include/dt-bindings/clock/mt8173-clk.h | 3 ++-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/clk/mediatek/clk-mt8173.c b/drivers/clk/mediatek/clk-mt8173.c
index 4b9e04c..540c5c3 100644
--- a/drivers/clk/mediatek/clk-mt8173.c
+++ b/drivers/clk/mediatek/clk-mt8173.c
@@ -618,6 +618,10 @@ static const struct mtk_gate infra_clks[] __initconst = {
 	GATE_ICG(CLK_INFRA_PMICWRAP, "infra_pmicwrap", "axi_sel", 23),
 };
 
+static const struct mtk_fixed_factor infra_divs[] __initconst = {
+	FACTOR(CLK_INFRA_CLK_13M, "clk13m", "clk26m", 1, 2),
+};
+
 static const struct mtk_gate_regs peri0_cg_regs = {
 	.set_ofs = 0x0008,
 	.clr_ofs = 0x0010,
@@ -737,6 +741,7 @@ static void __init mtk_infrasys_init(struct device_node *node)
 
 	mtk_clk_register_gates(node, infra_clks, ARRAY_SIZE(infra_clks),
 						clk_data);
+	mtk_clk_register_factors(infra_divs, ARRAY_SIZE(infra_divs), clk_data);
 
 	r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
 	if (r)
diff --git a/include/dt-bindings/clock/mt8173-clk.h b/include/dt-bindings/clock/mt8173-clk.h
index 4ad76ed..fa2a2bb 100644
--- a/include/dt-bindings/clock/mt8173-clk.h
+++ b/include/dt-bindings/clock/mt8173-clk.h
@@ -187,7 +187,8 @@
 #define CLK_INFRA_CEC			9
 #define CLK_INFRA_PMICSPI		10
 #define CLK_INFRA_PMICWRAP		11
-#define CLK_INFRA_NR_CLK		12
+#define CLK_INFRA_CLK_13M		12
+#define CLK_INFRA_NR_CLK		13
 
 /* PERI_SYS */
 
-- 
1.8.1.1.dirty

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