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Message-Id: <20171211050704.20621-6-joel@jms.id.au>
Date: Mon, 11 Dec 2017 15:36:49 +1030
From: Joel Stanley <joel@....id.au>
To: Rob Herring <robh+dt@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Arnd Bergmann <arnd@...db.de>,
Andrew Jeffery <andrew@...id.au>,
Patrick Venture <venture@...gle.com>, Xo Wang <xow@...gle.com>,
Lei YU <mine260309@...il.com>
Cc: Cédric Le Goater <clg@...d.org>,
Benjamin Herrenschmidt <benh@...nel.crashing.org>,
Jeremy Kerr <jk@...abs.org>, devicetree@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
linux-aspeed@...ts.ozlabs.org
Subject: [PATCH 05/20] ARM: dts: aspeed: Add proper clock references
The existing device trees use fixed-clocks in order to boot without a
clk driver. The newly added clk driver provides proper clock support,
including gating, so we move the device trees over to properly request
clocks.
Signed-off-by: Joel Stanley <joel@....id.au>
---
arch/arm/boot/dts/aspeed-g4.dtsi | 100 +++++++++++++++----------------------
arch/arm/boot/dts/aspeed-g5.dtsi | 104 +++++++++++++++------------------------
2 files changed, 81 insertions(+), 123 deletions(-)
diff --git a/arch/arm/boot/dts/aspeed-g4.dtsi b/arch/arm/boot/dts/aspeed-g4.dtsi
index b6d01523555a..c87883a7f250 100644
--- a/arch/arm/boot/dts/aspeed-g4.dtsi
+++ b/arch/arm/boot/dts/aspeed-g4.dtsi
@@ -1,5 +1,6 @@
// SPDX-License-Identifier: GPL-2.0
#include "skeleton.dtsi"
+#include <dt-bindings/clock/aspeed-clock.h>
#include <dt-bindings/gpio/aspeed-gpio.h>
/ {
@@ -107,47 +108,12 @@
ranges;
syscon: syscon@...e2000 {
- compatible = "aspeed,g4-scu", "syscon", "simple-mfd";
+ compatible = "aspeed,ast2400-scu", "syscon", "simple-mfd";
reg = <0x1e6e2000 0x1a8>;
#address-cells = <1>;
#size-cells = <0>;
-
- clk_clkin: clk_clkin {
- #clock-cells = <0>;
- compatible = "fixed-clock";
- clock-frequency = <48000000>;
- };
-
- clk_hpll: clk_hpll@70 {
- #clock-cells = <0>;
- compatible = "aspeed,g4-hpll-clock", "fixed-clock";
- reg = <0x70>;
- clocks = <&clk_clkin>;
- clock-frequency = <384000000>;
- };
-
- clk_ahb: clk_ahb@70 {
- #clock-cells = <0>;
- compatible = "aspeed,g4-ahb-clock", "fixed-clock";
- reg = <0x70>;
- clocks = <&clk_hpll>;
- clock-frequency = <192000000>;
- };
-
- clk_apb: clk_apb@8 {
- #clock-cells = <0>;
- compatible = "aspeed,g4-apb-clock", "fixed-clock";
- reg = <0x08>;
- clocks = <&clk_hpll>;
- clock-frequency = <48000000>;
- };
-
- clk_uart: clk_uart@2c{
- #clock-cells = <0>;
- compatible = "aspeed,g4-uart-clock", "fixed-clock";
- reg = <0x2c>;
- clock-frequency = <24000000>;
- };
+ #clock-cells = <1>;
+ #reset-cells = <1>;
pinctrl: pinctrl {
compatible = "aspeed,g4-pinctrl";
@@ -157,7 +123,7 @@
adc: adc@...e9000 {
compatible = "aspeed,ast2400-adc";
reg = <0x1e6e9000 0xb0>;
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
#io-channel-cells = <1>;
status = "disabled";
};
@@ -182,7 +148,7 @@
compatible = "aspeed,ast2400-timer";
reg = <0x1e782000 0x90>;
interrupts = <16 17 18 35 36 37 38 39>;
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
clock-names = "PCLK";
};
@@ -191,7 +157,7 @@
reg = <0x1e783000 0x20>;
reg-shift = <2>;
interrupts = <9>;
- clocks = <&clk_uart>;
+ clocks = <&syscon ASPEED_CLK_GATE_UART1CLK>;
no-loopback-test;
status = "disabled";
};
@@ -201,7 +167,7 @@
reg = <0x1e784000 0x20>;
reg-shift = <2>;
interrupts = <10>;
- clocks = <&clk_uart>;
+ clocks = <&syscon ASPEED_CLK_GATE_UART5CLK>;
no-loopback-test;
status = "disabled";
};
@@ -221,7 +187,7 @@
reg = <0x1e787000 0x40>;
reg-shift = <2>;
interrupts = <8>;
- clocks = <&clk_uart>;
+ clocks = <&syscon ASPEED_CLK_APB>;
no-loopback-test;
status = "disabled";
};
@@ -266,7 +232,7 @@
reg = <0x1e78d000 0x20>;
reg-shift = <2>;
interrupts = <32>;
- clocks = <&clk_uart>;
+ clocks = <&syscon ASPEED_CLK_GATE_UART2CLK>;
no-loopback-test;
status = "disabled";
};
@@ -276,7 +242,7 @@
reg = <0x1e78e000 0x20>;
reg-shift = <2>;
interrupts = <33>;
- clocks = <&clk_uart>;
+ clocks = <&syscon ASPEED_CLK_GATE_UART3CLK>;
no-loopback-test;
status = "disabled";
};
@@ -286,7 +252,7 @@
reg = <0x1e78f000 0x20>;
reg-shift = <2>;
interrupts = <34>;
- clocks = <&clk_uart>;
+ clocks = <&syscon ASPEED_CLK_GATE_UART4CLK>;
no-loopback-test;
status = "disabled";
};
@@ -317,7 +283,8 @@
reg = <0x40 0x40>;
compatible = "aspeed,ast2400-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <0>;
interrupt-parent = <&i2c_ic>;
@@ -332,7 +299,8 @@
reg = <0x80 0x40>;
compatible = "aspeed,ast2400-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <1>;
interrupt-parent = <&i2c_ic>;
@@ -347,7 +315,8 @@
reg = <0xc0 0x40>;
compatible = "aspeed,ast2400-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <2>;
interrupt-parent = <&i2c_ic>;
@@ -363,7 +332,8 @@
reg = <0x100 0x40>;
compatible = "aspeed,ast2400-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <3>;
interrupt-parent = <&i2c_ic>;
@@ -379,7 +349,8 @@
reg = <0x140 0x40>;
compatible = "aspeed,ast2400-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <4>;
interrupt-parent = <&i2c_ic>;
@@ -395,7 +366,8 @@
reg = <0x180 0x40>;
compatible = "aspeed,ast2400-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <5>;
interrupt-parent = <&i2c_ic>;
@@ -411,7 +383,8 @@
reg = <0x1c0 0x40>;
compatible = "aspeed,ast2400-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <6>;
interrupt-parent = <&i2c_ic>;
@@ -427,7 +400,8 @@
reg = <0x300 0x40>;
compatible = "aspeed,ast2400-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <7>;
interrupt-parent = <&i2c_ic>;
@@ -443,7 +417,8 @@
reg = <0x340 0x40>;
compatible = "aspeed,ast2400-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <8>;
interrupt-parent = <&i2c_ic>;
@@ -459,7 +434,8 @@
reg = <0x380 0x40>;
compatible = "aspeed,ast2400-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <9>;
interrupt-parent = <&i2c_ic>;
@@ -475,7 +451,8 @@
reg = <0x3c0 0x40>;
compatible = "aspeed,ast2400-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <10>;
interrupt-parent = <&i2c_ic>;
@@ -491,7 +468,8 @@
reg = <0x400 0x40>;
compatible = "aspeed,ast2400-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <11>;
interrupt-parent = <&i2c_ic>;
@@ -507,7 +485,8 @@
reg = <0x440 0x40>;
compatible = "aspeed,ast2400-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <12>;
interrupt-parent = <&i2c_ic>;
@@ -523,7 +502,8 @@
reg = <0x480 0x40>;
compatible = "aspeed,ast2400-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <13>;
interrupt-parent = <&i2c_ic>;
diff --git a/arch/arm/boot/dts/aspeed-g5.dtsi b/arch/arm/boot/dts/aspeed-g5.dtsi
index 7861631940fe..90bc09d93ea6 100644
--- a/arch/arm/boot/dts/aspeed-g5.dtsi
+++ b/arch/arm/boot/dts/aspeed-g5.dtsi
@@ -1,5 +1,6 @@
// SPDX-License-Identifier: GPL-2.0
#include "skeleton.dtsi"
+#include <dt-bindings/clock/aspeed-clock.h>
#include <dt-bindings/gpio/aspeed-gpio.h>
/ {
@@ -141,55 +142,18 @@
ranges;
syscon: syscon@...e2000 {
- compatible = "aspeed,g5-scu", "syscon", "simple-mfd";
+ compatible = "aspeed,ast2500-scu", "syscon", "simple-mfd";
reg = <0x1e6e2000 0x1a8>;
#address-cells = <1>;
#size-cells = <0>;
-
- clk_clkin: clk_clkin@70 {
- #clock-cells = <0>;
- compatible = "aspeed,g5-clkin-clock", "fixed-clock";
- reg = <0x70>;
- clock-frequency = <24000000>;
- };
-
- clk_hpll: clk_hpll@24 {
- #clock-cells = <0>;
- compatible = "aspeed,g5-hpll-clock", "fixed-clock";
- reg = <0x24>;
- clocks = <&clk_clkin>;
- clock-frequency = <792000000>;
- };
-
- clk_ahb: clk_ahb@70 {
- #clock-cells = <0>;
- compatible = "aspeed,g5-ahb-clock", "fixed-clock";
- reg = <0x70>;
- clocks = <&clk_hpll>;
- clock-frequency = <198000000>;
- };
-
- clk_apb: clk_apb@8 {
- #clock-cells = <0>;
- compatible = "aspeed,g5-apb-clock", "fixed-clock";
- reg = <0x08>;
- clocks = <&clk_hpll>;
- clock-frequency = <24750000>;
- };
-
- clk_uart: clk_uart@2c {
- #clock-cells = <0>;
- compatible = "aspeed,uart-clock", "fixed-clock";
- reg = <0x2c>;
- clock-frequency = <24000000>;
- };
+ #clock-cells = <1>;
+ #reset-cells = <1>;
pinctrl: pinctrl {
compatible = "aspeed,g5-pinctrl";
aspeed,external-nodes = <&gfx &lhc>;
};
-
};
gfx: display@...e6000 {
@@ -201,7 +165,7 @@
adc: adc@...e9000 {
compatible = "aspeed,ast2500-adc";
reg = <0x1e6e9000 0xb0>;
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
#io-channel-cells = <1>;
status = "disabled";
};
@@ -226,7 +190,7 @@
compatible = "aspeed,ast2400-timer";
reg = <0x1e782000 0x90>;
interrupts = <16 17 18 35 36 37 38 39>;
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
clock-names = "PCLK";
};
@@ -235,7 +199,7 @@
reg = <0x1e783000 0x20>;
reg-shift = <2>;
interrupts = <9>;
- clocks = <&clk_uart>;
+ clocks = <&syscon ASPEED_CLK_GATE_UART1CLK>;
no-loopback-test;
status = "disabled";
};
@@ -245,7 +209,7 @@
reg = <0x1e784000 0x20>;
reg-shift = <2>;
interrupts = <10>;
- clocks = <&clk_uart>;
+ clocks = <&syscon ASPEED_CLK_GATE_UART5CLK>;
no-loopback-test;
status = "disabled";
};
@@ -270,8 +234,8 @@
compatible = "aspeed,ast2500-vuart";
reg = <0x1e787000 0x40>;
reg-shift = <2>;
- interrupts = <10>;
- clocks = <&clk_uart>;
+ interrupts = <8>;
+ clocks = <&syscon ASPEED_CLK_APB>;
no-loopback-test;
status = "disabled";
};
@@ -318,7 +282,7 @@
reg = <0x1e78d000 0x20>;
reg-shift = <2>;
interrupts = <32>;
- clocks = <&clk_uart>;
+ clocks = <&syscon ASPEED_CLK_GATE_UART2CLK>;
no-loopback-test;
status = "disabled";
};
@@ -328,7 +292,7 @@
reg = <0x1e78e000 0x20>;
reg-shift = <2>;
interrupts = <33>;
- clocks = <&clk_uart>;
+ clocks = <&syscon ASPEED_CLK_GATE_UART3CLK>;
no-loopback-test;
status = "disabled";
};
@@ -338,7 +302,7 @@
reg = <0x1e78f000 0x20>;
reg-shift = <2>;
interrupts = <34>;
- clocks = <&clk_uart>;
+ clocks = <&syscon ASPEED_CLK_GATE_UART4CLK>;
no-loopback-test;
status = "disabled";
};
@@ -369,7 +333,8 @@
reg = <0x40 0x40>;
compatible = "aspeed,ast2500-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <0>;
interrupt-parent = <&i2c_ic>;
@@ -384,7 +349,8 @@
reg = <0x80 0x40>;
compatible = "aspeed,ast2500-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <1>;
interrupt-parent = <&i2c_ic>;
@@ -399,7 +365,8 @@
reg = <0xc0 0x40>;
compatible = "aspeed,ast2500-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <2>;
interrupt-parent = <&i2c_ic>;
@@ -415,7 +382,8 @@
reg = <0x100 0x40>;
compatible = "aspeed,ast2500-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <3>;
interrupt-parent = <&i2c_ic>;
@@ -431,7 +399,8 @@
reg = <0x140 0x40>;
compatible = "aspeed,ast2500-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <4>;
interrupt-parent = <&i2c_ic>;
@@ -447,7 +416,8 @@
reg = <0x180 0x40>;
compatible = "aspeed,ast2500-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <5>;
interrupt-parent = <&i2c_ic>;
@@ -463,7 +433,8 @@
reg = <0x1c0 0x40>;
compatible = "aspeed,ast2500-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <6>;
interrupt-parent = <&i2c_ic>;
@@ -479,7 +450,8 @@
reg = <0x300 0x40>;
compatible = "aspeed,ast2500-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <7>;
interrupt-parent = <&i2c_ic>;
@@ -495,7 +467,8 @@
reg = <0x340 0x40>;
compatible = "aspeed,ast2500-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <8>;
interrupt-parent = <&i2c_ic>;
@@ -511,7 +484,8 @@
reg = <0x380 0x40>;
compatible = "aspeed,ast2500-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <9>;
interrupt-parent = <&i2c_ic>;
@@ -527,7 +501,8 @@
reg = <0x3c0 0x40>;
compatible = "aspeed,ast2500-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <10>;
interrupt-parent = <&i2c_ic>;
@@ -543,7 +518,8 @@
reg = <0x400 0x40>;
compatible = "aspeed,ast2500-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <11>;
interrupt-parent = <&i2c_ic>;
@@ -559,7 +535,8 @@
reg = <0x440 0x40>;
compatible = "aspeed,ast2500-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <12>;
interrupt-parent = <&i2c_ic>;
@@ -575,7 +552,8 @@
reg = <0x480 0x40>;
compatible = "aspeed,ast2500-i2c-bus";
- clocks = <&clk_apb>;
+ clocks = <&syscon ASPEED_CLK_APB>;
+ resets = <&syscon ASPEED_RESET_I2C>;
bus-frequency = <100000>;
interrupts = <13>;
interrupt-parent = <&i2c_ic>;
--
2.14.1
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