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author | Rajan Vaja <rajan.vaja@xilinx.com> | 2019-02-01 14:08:48 -0800 |
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committer | Michal Simek <michal.simek@xilinx.com> | 2019-02-12 13:36:26 +0100 |
commit | 8fd27fb4cf76a64d4ea4814b358541477dc7a31e (patch) | |
tree | ae1ffa83b9fde835d1ff9e33143b365cad6ba9d9 | |
parent | ab272643d723f531b9caa8a4ac5f85fcd26840d2 (diff) | |
download | linux-8fd27fb4cf76a64d4ea4814b358541477dc7a31e.tar.bz2 |
dt-bindings: power: Add ZynqMP power domain bindings
Add documentation to describe ZynqMP power domain bindings.
Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com>
Signed-off-by: Jolly Shah <jolly.shah@xilinx.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
-rw-r--r-- | Documentation/devicetree/bindings/power/xlnx,zynqmp-genpd.txt | 34 | ||||
-rw-r--r-- | include/dt-bindings/power/xlnx-zynqmp-power.h | 39 |
2 files changed, 73 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/power/xlnx,zynqmp-genpd.txt b/Documentation/devicetree/bindings/power/xlnx,zynqmp-genpd.txt new file mode 100644 index 000000000000..8d1b8200ebd0 --- /dev/null +++ b/Documentation/devicetree/bindings/power/xlnx,zynqmp-genpd.txt @@ -0,0 +1,34 @@ +----------------------------------------------------------- +Device Tree Bindings for the Xilinx Zynq MPSoC PM domains +----------------------------------------------------------- +The binding for zynqmp-power-controller follow the common +generic PM domain binding[1]. + +[1] Documentation/devicetree/bindings/power/power_domain.txt + +== Zynq MPSoC Generic PM Domain Node == + +Required property: + - Below property should be in zynqmp-firmware node. + - #power-domain-cells: Number of cells in a PM domain specifier. Must be 1. + +Power domain ID indexes are mentioned in +include/dt-bindings/power/xlnx-zynqmp-power.h. + +------- +Example +------- + +firmware { + zynqmp_firmware: zynqmp-firmware { + ... + #power-domain-cells = <1>; + ... + }; +}; + +sata { + ... + power-domains = <&zynqmp_firmware 28>; + ... +}; diff --git a/include/dt-bindings/power/xlnx-zynqmp-power.h b/include/dt-bindings/power/xlnx-zynqmp-power.h new file mode 100644 index 000000000000..0d9a412fd5e0 --- /dev/null +++ b/include/dt-bindings/power/xlnx-zynqmp-power.h @@ -0,0 +1,39 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2018 Xilinx, Inc. + */ + +#ifndef _DT_BINDINGS_ZYNQMP_POWER_H +#define _DT_BINDINGS_ZYNQMP_POWER_H + +#define PD_USB_0 22 +#define PD_USB_1 23 +#define PD_TTC_0 24 +#define PD_TTC_1 25 +#define PD_TTC_2 26 +#define PD_TTC_3 27 +#define PD_SATA 28 +#define PD_ETH_0 29 +#define PD_ETH_1 30 +#define PD_ETH_2 31 +#define PD_ETH_3 32 +#define PD_UART_0 33 +#define PD_UART_1 34 +#define PD_SPI_0 35 +#define PD_SPI_1 36 +#define PD_I2C_0 37 +#define PD_I2C_1 38 +#define PD_SD_0 39 +#define PD_SD_1 40 +#define PD_DP 41 +#define PD_GDMA 42 +#define PD_ADMA 43 +#define PD_NAND 44 +#define PD_QSPI 45 +#define PD_GPIO 46 +#define PD_CAN_0 47 +#define PD_CAN_1 48 +#define PD_GPU 58 +#define PD_PCIE 59 + +#endif |