From 0c8c53e033d278cad09a81ec1c46a401a6a6b1af Mon Sep 17 00:00:00 2001 From: Edgar Bernardi Righi Date: Tue, 15 Jan 2019 09:03:36 +0530 Subject: [PATCH] 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 [Mani: Documented S500 CMU compatible] Signed-off-by: Manivannan Sadhasivam Reviewed-by: Rob Herring [sboyd@kernel.org: Fix SPDX comment style in header file] Signed-off-by: Stephen Boyd --- .../bindings/clock/actions,owl-cmu.txt | 7 +- include/dt-bindings/clock/actions,s500-cmu.h | 78 +++++++++++++++++++ 2 files changed, 82 insertions(+), 3 deletions(-) create mode 100644 include/dt-bindings/clock/actions,s500-cmu.h diff --git a/Documentation/devicetree/bindings/clock/actions,owl-cmu.txt b/Documentation/devicetree/bindings/clock/actions,owl-cmu.txt index 2ef86ae96df8..d19885b7c73f 100644 --- 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 index 000000000000..030981cd2d56 --- /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 */