linux-kernel - [PATCH 12/22] ARM: sun6i: DT: Add PLL6 pre-divider clock for AHB1 mux input

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Message-Id: <1400831485-28576-13-git-send-email-wens@csie.org>
Date:	Fri, 23 May 2014 15:51:15 +0800
From:	Chen-Yu Tsai <wens@...e.org>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Samuel Ortiz <sameo@...ux.intel.com>,
	Lee Jones <lee.jones@...aro.org>,
	Maxime Ripard <maxime.ripard@...e-electrons.com>,
	Rob Herring <robh+dt@...nel.org>,
	Mike Turquette <mturquette@...aro.org>,
	Emilio Lopez <emilio@...pez.com.ar>,
	Linus Walleij <linus.walleij@...aro.org>
Cc:	Chen-Yu Tsai <wens@...e.org>, linux-serial@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, Hans de Goede <hdegoede@...hat.com>,
	Boris BREZILLON <boris.brezillon@...e-electrons.com>,
	Luc Verhaegen <libv@...net.be>
Subject: [PATCH 12/22] ARM: sun6i: DT: Add PLL6 pre-divider clock for AHB1 mux input

On the A31, the PLL6 input to the AHB1 clock has a 2 bit wide
pre-divider. This was verified from the A23 user manual and
A31/A23 SDK sources.

Signed-off-by: Chen-Yu Tsai <wens@...e.org>
---
 arch/arm/boot/dts/sun6i-a31.dtsi | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/sun6i-a31.dtsi b/arch/arm/boot/dts/sun6i-a31.dtsi
index d9643fa..d8808fe 100644
--- a/arch/arm/boot/dts/sun6i-a31.dtsi
+++ b/arch/arm/boot/dts/sun6i-a31.dtsi
@@ -125,11 +125,19 @@
 			clock-output-names = "axi";
 		};
 
+		ahb1_pll6: ahb1_pll6_clk@...20054 {
+			#clock-cells = <0>;
+			compatible = "allwinner,sun6i-a31-ahb1-pll6-clk";
+			reg = <0x01c20054 0x4>;
+			clocks = <&pll6 0>;
+			clock-output-names = "ahb1_pll6";
+		};
+
 		ahb1_mux: ahb1_mux@...20054 {
 			#clock-cells = <0>;
 			compatible = "allwinner,sun6i-a31-ahb1-mux-clk";
 			reg = <0x01c20054 0x4>;
-			clocks = <&osc32k>, <&osc24M>, <&axi>, <&pll6 0>;
+			clocks = <&osc32k>, <&osc24M>, <&axi>, <&ahb1_pll6>;
 			clock-output-names = "ahb1_mux";
 		};
 
-- 
2.0.0.rc2

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