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Date: Tue, 26 Jun 2018 21:28:19 +0200
From: Saravanan Sekar <sravanhome@...il.com>
To: afaerber@...e.de, sboyd@...nel.org
Cc: pn@...x.de, linux-arm-kernel@...ts.infradead.org,
mturquette@...libre.com, manivannan.sadhasivam@...aro.org,
linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org,
robh+dt@...nel.org, mark.rutland@....com, catalin.marinas@....com,
will.deacon@....com, devicetree@...r.kernel.org,
Saravanan Sekar <sravanhome@...il.com>
Subject: [PATCH 1/2] arm64: dts: actions: Enable clock controller for S700
Added clock management controller for S700
Signed-off-by: Parthiban Nallathambi <pn@...x.de>
Signed-off-by: Saravanan Sekar <sravanhome@...il.com>
---
.../boot/dts/actions/s700-cubieboard7.dts | 7 -
arch/arm64/boot/dts/actions/s700.dtsi | 8 ++
include/dt-bindings/clock/actions,s700-cmu.h | 128 ++++++++++++++++++
3 files changed, 136 insertions(+), 7 deletions(-)
create mode 100644 include/dt-bindings/clock/actions,s700-cmu.h
diff --git a/arch/arm64/boot/dts/actions/s700-cubieboard7.dts b/arch/arm64/boot/dts/actions/s700-cubieboard7.dts
index ef79d7905f44..28f3f4a0f7f0 100644
--- a/arch/arm64/boot/dts/actions/s700-cubieboard7.dts
+++ b/arch/arm64/boot/dts/actions/s700-cubieboard7.dts
@@ -28,12 +28,6 @@
device_type = "memory";
reg = <0x1 0xe0000000 0x0 0x0>;
};
-
- uart3_clk: uart3-clk {
- compatible = "fixed-clock";
- clock-frequency = <921600>;
- #clock-cells = <0>;
- };
};
&timer {
@@ -42,5 +36,4 @@
&uart3 {
status = "okay";
- clocks = <&uart3_clk>;
};
diff --git a/arch/arm64/boot/dts/actions/s700.dtsi b/arch/arm64/boot/dts/actions/s700.dtsi
index 66dd5309f0a2..3530b705df90 100644
--- a/arch/arm64/boot/dts/actions/s700.dtsi
+++ b/arch/arm64/boot/dts/actions/s700.dtsi
@@ -4,6 +4,7 @@
*/
#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/clock/actions,s700-cmu.h>
/ {
compatible = "actions,s700";
@@ -44,6 +45,12 @@
};
};
+ clock: clock-controller@...68000 {
+ compatible = "actions,s700-cmu";
+ reg = <0 0xe0168000 0 0x1000>;
+ #clock-cells = <1>;
+ };
+
reserved-memory {
#address-cells = <2>;
#size-cells = <2>;
@@ -129,6 +136,7 @@
compatible = "actions,s900-uart", "actions,owl-uart";
reg = <0x0 0xe0126000 0x0 0x2000>;
interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clock CLK_UART3>;
status = "disabled";
};
diff --git a/include/dt-bindings/clock/actions,s700-cmu.h b/include/dt-bindings/clock/actions,s700-cmu.h
new file mode 100644
index 000000000000..e5b4ea130953
--- /dev/null
+++ b/include/dt-bindings/clock/actions,s700-cmu.h
@@ -0,0 +1,128 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Actions S700 clock driver
+ *
+ * Copyright (c) 2014 Actions Semi Inc.
+ * Author: David Liu <liuwei@...ions-semi.com>
+ *
+ * Author: Pathiban Nallathambi <pn@...x.de>
+ * Author: Saravanan Sekar <sravanhome@...il.com>
+ */
+
+#ifndef __DT_BINDINGS_CLOCK_S700_H
+#define __DT_BINDINGS_CLOCK_S700_H
+
+#define CLK_NONE 0
+
+/* fixed rate clocks */
+#define CLK_LOSC 1
+#define CLK_HOSC 2
+
+/* pll clocks */
+#define CLK_CORE_PLL 3
+#define CLK_DEV_PLL 4
+#define CLK_DDR_PLL 5
+#define CLK_NAND_PLL 6
+#define CLK_DISPLAY_PLL 7
+#define CLK_TVOUT_PLL 8
+#define CLK_CVBS_PLL 9
+#define CLK_AUDIO_PLL 10
+#define CLK_ETHERNET_PLL 11
+
+
+/* system clock */
+#define CLK_SYS_BASE 12
+#define CLK_CPU CLK_SYS_BASE
+#define CLK_DEV (CLK_SYS_BASE+1)
+#define CLK_AHB (CLK_SYS_BASE+2)
+#define CLK_APB (CLK_SYS_BASE+3)
+#define CLK_DMAC (CLK_SYS_BASE+4)
+#define CLK_NOC0_CLK_MUX (CLK_SYS_BASE+5)
+#define CLK_NOC1_CLK_MUX (CLK_SYS_BASE+6)
+#define CLK_HP_CLK_MUX (CLK_SYS_BASE+7)
+#define CLK_HP_CLK_DIV (CLK_SYS_BASE+8)
+#define CLK_NOC1_CLK_DIV (CLK_SYS_BASE+9)
+#define CLK_NOC0 (CLK_SYS_BASE+10)
+#define CLK_NOC1 (CLK_SYS_BASE+11)
+#define CLK_SENOR_SRC (CLK_SYS_BASE+12)
+
+/* peripheral device clock */
+#define CLK_PERIP_BASE 25
+#define CLK_GPIO (CLK_PERIP_BASE)
+#define CLK_TIMER (CLK_PERIP_BASE+1)
+#define CLK_DSI (CLK_PERIP_BASE+2)
+#define CLK_CSI (CLK_PERIP_BASE+3)
+#define CLK_SI (CLK_PERIP_BASE+4)
+#define CLK_DE (CLK_PERIP_BASE+5)
+#define CLK_HDE (CLK_PERIP_BASE+6)
+#define CLK_VDE (CLK_PERIP_BASE+7)
+#define CLK_VCE (CLK_PERIP_BASE+8)
+#define CLK_NAND (CLK_PERIP_BASE+9)
+#define CLK_SD0 (CLK_PERIP_BASE+10)
+#define CLK_SD1 (CLK_PERIP_BASE+11)
+#define CLK_SD2 (CLK_PERIP_BASE+12)
+
+#define CLK_UART0 (CLK_PERIP_BASE+13)
+#define CLK_UART1 (CLK_PERIP_BASE+14)
+#define CLK_UART2 (CLK_PERIP_BASE+15)
+#define CLK_UART3 (CLK_PERIP_BASE+16)
+#define CLK_UART4 (CLK_PERIP_BASE+17)
+#define CLK_UART5 (CLK_PERIP_BASE+18)
+#define CLK_UART6 (CLK_PERIP_BASE+19)
+
+#define CLK_PWM0 (CLK_PERIP_BASE+20)
+#define CLK_PWM1 (CLK_PERIP_BASE+21)
+#define CLK_PWM2 (CLK_PERIP_BASE+22)
+#define CLK_PWM3 (CLK_PERIP_BASE+23)
+#define CLK_PWM4 (CLK_PERIP_BASE+24)
+#define CLK_PWM5 (CLK_PERIP_BASE+25)
+#define CLK_GPU3D (CLK_PERIP_BASE+26)
+
+#define CLK_I2C0 (CLK_PERIP_BASE+27)
+#define CLK_I2C1 (CLK_PERIP_BASE+28)
+#define CLK_I2C2 (CLK_PERIP_BASE+29)
+#define CLK_I2C3 (CLK_PERIP_BASE+30)
+
+
+#define CLK_SPI0 (CLK_PERIP_BASE+31)
+#define CLK_SPI1 (CLK_PERIP_BASE+32)
+#define CLK_SPI2 (CLK_PERIP_BASE+33)
+#define CLK_SPI3 (CLK_PERIP_BASE+34)
+
+#define CLK_USB3_480MPLL0 (CLK_PERIP_BASE+35)
+#define CLK_USB3_480MPHY0 (CLK_PERIP_BASE+36)
+#define CLK_USB3_5GPHY (CLK_PERIP_BASE+37)
+#define CLK_USB3_CCE (CLK_PERIP_BASE+48)
+#define CLK_USB3_MAC (CLK_PERIP_BASE+49)
+
+
+#define CLK_LCD (CLK_PERIP_BASE+50)
+#define CLK_HDMI_AUDIO (CLK_PERIP_BASE+51)
+#define CLK_I2SRX (CLK_PERIP_BASE+52)
+#define CLK_I2STX (CLK_PERIP_BASE+53)
+
+#define CLK_SENSOR0 (CLK_PERIP_BASE+54)
+#define CLK_SENSOR1 (CLK_PERIP_BASE+55)
+
+#define CLK_HDMI_DEV (CLK_PERIP_BASE+56)
+
+#define CLK_ETHERNET (CLK_PERIP_BASE+59)
+#define CLK_RMII_REF (CLK_PERIP_BASE+60)
+
+#define CLK_USB2H0_PLLEN (CLK_PERIP_BASE+61)
+#define CLK_USB2H0_PHY (CLK_PERIP_BASE+62)
+#define CLK_USB2H0_CCE (CLK_PERIP_BASE+63)
+#define CLK_USB2H1_PLLEN (CLK_PERIP_BASE+64)
+#define CLK_USB2H1_PHY (CLK_PERIP_BASE+65)
+#define CLK_USB2H1_CCE (CLK_PERIP_BASE+66)
+
+
+#define CLK_TVOUT (CLK_PERIP_BASE+67)
+
+#define CLK_THERMAL_SENSOR (CLK_PERIP_BASE+68)
+
+#define CLK_IRC_SWITCH (CLK_PERIP_BASE+69)
+#define CLK_PCM1 (CLK_PERIP_BASE+70)
+#define CLK_NR_CLKS (CLK_PCM1) /* update on adding new clk */
+
+#endif /* __DT_BINDINGS_CLOCK_S700_H */
--
2.18.0
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