dt-bindings: clock: Add DT bindings for Actions Semi S500 CMU

Add devicetree bindings for Actions Semi S500 Clock Management Unit.

Signed-off-by: Edgar Bernardi Righi <edgar.righi@lsitec.org.br>
[Mani: Documented S500 CMU compatible]
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
[sboyd@kernel.org: Fix SPDX comment style in header file]
Signed-off-by: Stephen Boyd <sboyd@kernel.org>

diff --git a/Documentation/devicetree/bindings/clock/actions,owl-cmu.txt b/Documentation/devicetree/bindings/clock/actions,owl-cmu.txt
index 2ef86ae96df8cb1ad98b39d92f8b7e7213a67134..d19885b7c73fc6aa21bfe124bbdad2341fcbe155 100644 (file)
--- a/Documentation/devicetree/bindings/clock/actions,owl-cmu.txt
+++ b/Documentation/devicetree/bindings/clock/actions,owl-cmu.txt
@@ -2,13 +2,14 @@
 
 The Actions Semi Owl Clock Management Unit generates and supplies clock
 to various controllers within the SoC. The clock binding described here is
-applicable to S900 and S700 SoC's.
+applicable to S900, S700 and S500 SoC's.
 
 Required Properties:
 
 - compatible: should be one of the following,
        "actions,s900-cmu"
        "actions,s700-cmu"
+       "actions,s500-cmu"
 - reg: physical base address of the controller and length of memory mapped
   region.
 - clocks: Reference to the parent clocks ("hosc", "losc")
@@ -19,8 +20,8 @@ Each clock is assigned an identifier, and client nodes can use this identifier
 to specify the clock which they consume.
 
 All available clocks are defined as preprocessor macros in corresponding
-dt-bindings/clock/actions,s900-cmu.h or actions,s700-cmu.h header and can be
-used in device tree sources.
+dt-bindings/clock/actions,s900-cmu.h or actions,s700-cmu.h or
+actions,s500-cmu.h header and can be used in device tree sources.
 
 External clocks:
 

diff --git a/include/dt-bindings/clock/actions,s500-cmu.h b/include/dt-bindings/clock/actions,s500-cmu.h
new file mode 100644 (file)
index 0000000..030981c
--- /dev/null
+++ b/include/dt-bindings/clock/actions,s500-cmu.h
@@ -0,0 +1,78 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Device Tree binding constants for Actions Semi S500 Clock Management Unit
+ *
+ * Copyright (c) 2014 Actions Semi Inc.
+ * Copyright (c) 2018 LSI-TEC - Caninos Loucos
+ */
+
+#ifndef __DT_BINDINGS_CLOCK_S500_CMU_H
+#define __DT_BINDINGS_CLOCK_S500_CMU_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_ETHERNET_PLL       8
+#define CLK_AUDIO_PLL          9
+
+/* system clock */
+#define CLK_DEV                        10
+#define CLK_H                  11
+#define CLK_AHBPREDIV          12
+#define CLK_AHB                        13
+#define CLK_DE                 14
+#define CLK_BISP               15
+#define CLK_VCE                        16
+#define CLK_VDE                        17
+
+/* peripheral device clock */
+#define CLK_TIMER              18
+#define CLK_I2C0               19
+#define CLK_I2C1               20
+#define CLK_I2C2               21
+#define CLK_I2C3               22
+#define CLK_PWM0               23
+#define CLK_PWM1               24
+#define CLK_PWM2               25
+#define CLK_PWM3               26
+#define CLK_PWM4               27
+#define CLK_PWM5               28
+#define CLK_SD0                        29
+#define CLK_SD1                        30
+#define CLK_SD2                        31
+#define CLK_SENSOR0            32
+#define CLK_SENSOR1            33
+#define CLK_SPI0               34
+#define CLK_SPI1               35
+#define CLK_SPI2               36
+#define CLK_SPI3               37
+#define CLK_UART0              38
+#define CLK_UART1              39
+#define CLK_UART2              40
+#define CLK_UART3              41
+#define CLK_UART4              42
+#define CLK_UART5              43
+#define CLK_UART6              44
+#define CLK_DE1                        45
+#define CLK_DE2                        46
+#define CLK_I2SRX              47
+#define CLK_I2STX              48
+#define CLK_HDMI_AUDIO         49
+#define CLK_HDMI               50
+#define CLK_SPDIF              51
+#define CLK_NAND               52
+#define CLK_ECC                        53
+#define CLK_RMII_REF           54
+
+#define CLK_NR_CLKS           (CLK_RMII_REF + 1)
+
+#endif /* __DT_BINDINGS_CLOCK_S500_CMU_H */