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Message-Id: <1375195462-19566-5-git-send-email-maxime.ripard@free-electrons.com>
Date: Tue, 30 Jul 2013 16:44:22 +0200
From: Maxime Ripard <maxime.ripard@...e-electrons.com>
To: Mike Turquette <mturquette@...aro.org>
Cc: Emilio Lopez <emilio@...pez.com.ar>, kevin.z.m.zh@...il.com,
sunny@...winnertech.com, shuge@...winnertech.com,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
linux-sunxi@...glegroups.com,
Maxime Ripard <maxime.ripard@...e-electrons.com>
Subject: [PATCH 4/4] ARM: sun6i: Enable clock support in the DTSI
Now that the clock driver has support for the A31 clocks, we can add
them to the DTSI and start using them in the relevant hardware blocks.
Signed-off-by: Maxime Ripard <maxime.ripard@...e-electrons.com>
---
arch/arm/boot/dts/sun6i-a31.dtsi | 137 ++++++++++++++++++++++++++++++++++++---
1 file changed, 127 insertions(+), 10 deletions(-)
diff --git a/arch/arm/boot/dts/sun6i-a31.dtsi b/arch/arm/boot/dts/sun6i-a31.dtsi
index 0d13dc6..c6a3a91 100644
--- a/arch/arm/boot/dts/sun6i-a31.dtsi
+++ b/arch/arm/boot/dts/sun6i-a31.dtsi
@@ -51,13 +51,130 @@
clocks {
#address-cells = <1>;
- #size-cells = <0>;
+ #size-cells = <1>;
+ ranges;
- osc: oscillator {
+ osc24M: hosc {
#clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <24000000>;
};
+
+ osc32k: losc {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <32768>;
+ };
+
+ pll1: pll1@...20000 {
+ #clock-cells = <0>;
+ compatible = "allwinner,sun6i-pll1-clk";
+ reg = <0x01c20000 0x4>;
+ clocks = <&osc24M>;
+ };
+
+ /*
+ * This is a dummy clock, to be used as placeholder on
+ * other mux clocks when a specific parent clock is not
+ * yet implemented. It should be dropped when the driver
+ * is complete.
+ */
+ pll6: pll6 {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <0>;
+ };
+
+ cpu: cpu@...20050 {
+ #clock-cells = <0>;
+ compatible = "allwinner,sun4i-cpu-clk";
+ reg = <0x01c20050 0x4>;
+ clocks = <&osc32k>, <&osc24M>, <&pll1>, <&pll1>;
+ };
+
+ axi: axi@...20050 {
+ #clock-cells = <0>;
+ compatible = "allwinner,sun4i-axi-clk";
+ reg = <0x01c20050 0x4>;
+ clocks = <&cpu>;
+ };
+
+ ahb1_mux: ahb1_mux@...20054 {
+ #clock-cells = <0>;
+ compatible = "allwinner,sun6i-ahb1-mux-clk";
+ reg = <0x01c20054 0x4>;
+ clocks = <&osc32k>, <&osc24M>, <&axi>, <&pll6>;
+ };
+
+ ahb1: ahb1@...20054 {
+ #clock-cells = <0>;
+ compatible = "allwinner,sun4i-ahb-clk";
+ reg = <0x01c20054 0x4>;
+ clocks = <&ahb1_mux>;
+ };
+
+ ahb1_gates: ahb1_gates@...20060 {
+ #clock-cells = <1>;
+ compatible = "allwinner,sun6i-a31-ahb1-gates-clk";
+ reg = <0x01c20060 0x8>;
+ clocks = <&ahb1>;
+ clock-output-names = "ahb1_mipidsi", "ahb1_ss",
+ "ahb1_dma", "ahb1_mmc0", "ahb1_mmc1",
+ "ahb1_mmc2", "ahb1_mmc3", "ahb1_nand1",
+ "ahb1_nand0", "ahb1_sdram",
+ "ahb1_gmac", "ahb1_ts", "ahb1_hstimer",
+ "ahb1_spi0", "ahb1_spi1", "ahb1_spi2",
+ "ahb1_spi3", "ahb1_otg", "ahb1_ehci0",
+ "ahb1_ehci1", "ahb1_ohci0",
+ "ahb1_ohci1", "ahb1_ohci2", "ahb1_ve",
+ "ahb1_lcd0", "ahb1_lcd1", "ahb1_csi",
+ "ahb1_hdmi", "ahb1_de0", "ahb1_de1",
+ "ahb1_fe0", "ahb1_fe1", "ahb1_mp",
+ "ahb1_gpu", "ahb1_deu0", "ahb1_deu1",
+ "ahb1_drc0", "ahb1_drc1";
+ };
+
+ apb1: apb1@...20054 {
+ #clock-cells = <0>;
+ compatible = "allwinner,sun4i-apb0-clk";
+ reg = <0x01c20054 0x4>;
+ clocks = <&ahb1>;
+ };
+
+ apb1_gates: apb1_gates@...20060 {
+ #clock-cells = <1>;
+ compatible = "allwinner,sun6i-a31-apb1-gates-clk";
+ reg = <0x01c20068 0x4>;
+ clocks = <&apb1>;
+ clock-output-names = "apb1_codec", "apb1_digital_mic",
+ "apb1_pio", "apb1_daudio0",
+ "apb1_daudio1";
+ };
+
+ apb2_mux: apb2_mux@...20058 {
+ #clock-cells = <0>;
+ compatible = "allwinner,sun4i-apb1-mux-clk";
+ reg = <0x01c20058 0x4>;
+ clocks = <&osc32k>, <&osc24M>, <&pll6>, <&pll6>;
+ };
+
+ apb2: apb2@...20058 {
+ #clock-cells = <0>;
+ compatible = "allwinner,sun6i-apb2-div-clk";
+ reg = <0x01c20058 0x4>;
+ clocks = <&apb2_mux>;
+ };
+
+ apb2_gates: apb2_gates@...2006c {
+ #clock-cells = <1>;
+ compatible = "allwinner,sun6i-a31-apb2-gates-clk";
+ reg = <0x01c2006c 0x8>;
+ clocks = <&apb2>;
+ clock-output-names = "apb2_i2c0", "apb2_i2c1",
+ "apb2_i2c2", "apb2_i2c3", "apb2_uart0",
+ "apb2_uart1", "apb2_uart2", "apb2_uart3",
+ "apb2_uart4", "apb2_uart5";
+ };
};
soc@...20000 {
@@ -69,7 +186,7 @@
compatible = "allwinner,sun6i-a31-pinctrl";
reg = <0x01c20800 0x400>;
interrupts = <0 11 1>, <0 15 1>, <0 16 1>, <0 17 1>;
- clocks = <&osc>;
+ clocks = <&apb1_gates 5>;
gpio-controller;
interrupt-controller;
#address-cells = <1>;
@@ -92,7 +209,7 @@
<0 20 1>,
<0 21 1>,
<0 22 1>;
- clocks = <&osc>;
+ clocks = <&osc24M>;
};
wdt1: watchdog@...20ca0 {
@@ -106,7 +223,7 @@
interrupts = <0 0 1>;
reg-shift = <2>;
reg-io-width = <4>;
- clocks = <&osc>;
+ clocks = <&apb2_gates 16>;
status = "disabled";
};
@@ -116,7 +233,7 @@
interrupts = <0 1 1>;
reg-shift = <2>;
reg-io-width = <4>;
- clocks = <&osc>;
+ clocks = <&apb2_gates 17>;
status = "disabled";
};
@@ -126,7 +243,7 @@
interrupts = <0 2 1>;
reg-shift = <2>;
reg-io-width = <4>;
- clocks = <&osc>;
+ clocks = <&apb2_gates 18>;
status = "disabled";
};
@@ -136,7 +253,7 @@
interrupts = <0 3 1>;
reg-shift = <2>;
reg-io-width = <4>;
- clocks = <&osc>;
+ clocks = <&apb2_gates 19>;
status = "disabled";
};
@@ -146,7 +263,7 @@
interrupts = <0 4 1>;
reg-shift = <2>;
reg-io-width = <4>;
- clocks = <&osc>;
+ clocks = <&apb2_gates 20>;
status = "disabled";
};
@@ -156,7 +273,7 @@
interrupts = <0 5 1>;
reg-shift = <2>;
reg-io-width = <4>;
- clocks = <&osc>;
+ clocks = <&apb2_gates 21>;
status = "disabled";
};
--
1.8.3.4
--
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