linux-kernel - [PATCH v3 4/5] ARM: dts: sun9i: Add A80 PRCM clocks and reset control nodes

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Message-Id: <1448357536-26613-5-git-send-email-wens@csie.org>
Date:	Tue, 24 Nov 2015 17:32:15 +0800
From:	Chen-Yu Tsai <wens@...e.org>
To:	Maxime Ripard <maxime.ripard@...e-electrons.com>,
	Michael Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...eaurora.org>,
	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>
Cc:	Chen-Yu Tsai <wens@...e.org>, linux-clk@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linux-sunxi@...glegroups.com
Subject: [PATCH v3 4/5] ARM: dts: sun9i: Add A80 PRCM clocks and reset control nodes

This adds the supported PRCM clocks and reset controls to the A80 dtsi.
The DAUDIO module clocks are not supported yet.

Also update clock and reset phandles for r_uart.

Signed-off-by: Chen-Yu Tsai <wens@...e.org>
---
 arch/arm/boot/dts/sun9i-a80.dtsi | 79 +++++++++++++++++++++++++++++++++++++++-
 1 file changed, 78 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/sun9i-a80.dtsi b/arch/arm/boot/dts/sun9i-a80.dtsi
index 1118bf5cc4fb..a4ce348c0831 100644
--- a/arch/arm/boot/dts/sun9i-a80.dtsi
+++ b/arch/arm/boot/dts/sun9i-a80.dtsi
@@ -164,6 +164,14 @@
 					     "usb_phy2", "usb_hsic_12M";
 		};
 
+		pll3: clk@...00008 {
+			/* placeholder until implemented */
+			#clock-cells = <0>;
+			compatible = "fixed-clock";
+			clock-rate = <0>;
+			clock-output-names = "pll3";
+		};
+
 		pll4: clk@...0000c {
 			#clock-cells = <0>;
 			compatible = "allwinner,sun9i-a80-pll4-clk";
@@ -350,6 +358,68 @@
 					"apb1_uart2", "apb1_uart3",
 					"apb1_uart4", "apb1_uart5";
 		};
+
+		cpus_clk: clk@...01410 {
+			compatible = "allwinner,sun9i-a80-cpus-clk";
+			reg = <0x08001410 0x4>;
+			#clock-cells = <0>;
+			clocks = <&osc32k>, <&osc24M>, <&pll4>, <&pll3>;
+			clock-output-names = "cpus";
+		};
+
+		ahbs: ahbs_clk {
+			compatible = "fixed-factor-clock";
+			#clock-cells = <0>;
+			clock-div = <1>;
+			clock-mult = <1>;
+			clocks = <&cpus_clk>;
+			clock-output-names = "ahbs";
+		};
+
+		apbs: clk@...0141c {
+			compatible = "allwinner,sun8i-a23-apb0-clk";
+			reg = <0x0800141c 0x4>;
+			#clock-cells = <0>;
+			clocks = <&ahbs>;
+			clock-output-names = "apbs";
+		};
+
+		apbs_gates: clk@...01428 {
+			compatible = "allwinner,sun9i-a80-apbs-gates-clk";
+			reg = <0x08001428 0x4>;
+			#clock-cells = <1>;
+			clocks = <&apbs>;
+			clock-indices = <0>, <1>,
+					<2>, <3>,
+					<4>, <5>,
+					<6>, <7>,
+					<12>, <13>,
+					<16>, <17>,
+					<18>, <20>;
+			clock-output-names = "apbs_pio", "apbs_ir",
+					"apbs_timer", "apbs_rsb",
+					"apbs_uart", "apbs_1wire",
+					"apbs_i2c0", "apbs_i2c1",
+					"apbs_ps2_0", "apbs_ps2_1",
+					"apbs_dma", "apbs_i2s0",
+					"apbs_i2s1", "apbs_twd";
+		};
+
+		r_1wire_clk: clk@...01450 {
+			reg = <0x08001450 0x4>;
+			#clock-cells = <0>;
+			compatible = "allwinner,sun4i-a10-mod0-clk";
+			clocks = <&osc32k>, <&osc24M>;
+			clock-output-names = "r_1wire";
+		};
+
+		r_ir_clk: clk@...01454 {
+			reg = <0x08001454 0x4>;
+			#clock-cells = <0>;
+			compatible = "allwinner,sun4i-a10-mod0-clk";
+			clocks = <&osc32k>, <&osc24M>;
+			clock-output-names = "r_ir";
+		};
 	};
 
 	soc {
@@ -764,13 +834,20 @@
 			interrupts = <GIC_SPI 36 IRQ_TYPE_LEVEL_HIGH>;
 		};
 
+		apbs_rst: reset@...014b0 {
+			reg = <0x080014b0 0x4>;
+			compatible = "allwinner,sun6i-a31-clock-reset";
+			#reset-cells = <1>;
+		};
+
 		r_uart: serial@...02800 {
 			compatible = "snps,dw-apb-uart";
 			reg = <0x08002800 0x400>;
 			interrupts = <GIC_SPI 38 IRQ_TYPE_LEVEL_HIGH>;
 			reg-shift = <2>;
 			reg-io-width = <4>;
-			clocks = <&osc24M>;
+			clocks = <&apbs_gates 4>;
+			resets = <&apbs_rst 4>;
 			status = "disabled";
 		};
 	};
-- 
2.6.2

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