From: Jolly Shah <jolly.shah@xilinx.com>
To: <matthias.bgg@gmail.com>, <andy.gross@linaro.org>,
<shawnguo@kernel.org>, <geert+renesas@glider.be>,
<bjorn.andersson@linaro.org>, <sean.wang@mediatek.com>,
<m.szyprowski@samsung.com>, <michal.simek@xilinx.com>,
<robh+dt@kernel.org>, <mark.rutland@arm.com>
Cc: <rajanv@xilinx.com>, <devicetree@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-kernel@vger.kernel.org>,
Rajan Vaja <rajan.vaja@xilinx.com>,
Jolly Shah <jollys@xilinx.com>
Subject: [PATCH v3 1/4] dt-bindings: power: Add ZynqMP power domain bindings
Date: Thu, 4 Oct 2018 14:23:38 -0700 [thread overview]
Message-ID: <1538688221-9823-2-git-send-email-jollys@xilinx.com> (raw)
In-Reply-To: <1538688221-9823-1-git-send-email-jollys@xilinx.com>
From: Rajan Vaja <rajan.vaja@xilinx.com>
Add documentation to describe ZynqMP power domain bindings.
Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com>
Signed-off-by: Jolly Shah <jollys@xilinx.com>
---
.../bindings/power/xlnx,zynqmp-genpd.txt | 34 +++++++++++++++++++
include/dt-bindings/power/xlnx-zynqmp-power.h | 39 ++++++++++++++++++++++
2 files changed, 73 insertions(+)
create mode 100644 Documentation/devicetree/bindings/power/xlnx,zynqmp-genpd.txt
create mode 100644 include/dt-bindings/power/xlnx-zynqmp-power.h
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 0000000..3c7f237
--- /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 2>;
+ ...
+};
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 0000000..1bc9636
--- /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 0
+#define PD_USB_1 1
+#define PD_SATA 2
+#define PD_SPI_0 3
+#define PD_SPI_1 4
+#define PD_UART_0 5
+#define PD_UART_1 6
+#define PD_ETH_0 7
+#define PD_ETH_1 8
+#define PD_ETH_2 9
+#define PD_ETH_3 10
+#define PD_I2C_0 11
+#define PD_I2C_1 12
+#define PD_DP 13
+#define PD_GDMA 14
+#define PD_ADMA 15
+#define PD_TTC_0 16
+#define PD_TTC_1 17
+#define PD_TTC_2 18
+#define PD_TTC_3 19
+#define PD_SD_0 20
+#define PD_SD_1 21
+#define PD_NAND 22
+#define PD_QSPI 23
+#define PD_GPIO 24
+#define PD_CAN_0 25
+#define PD_CAN_1 26
+#define PD_PCIE 27
+#define PD_GPU 28
+
+#endif
--
2.7.4
next prev parent reply other threads:[~2018-10-04 21:24 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-04 21:23 [PATCH v3 0/4] drivers: soc: xilinx: Add support for ZynqMP power domain driver Jolly Shah
2018-10-04 21:23 ` Jolly Shah [this message]
2018-10-04 21:23 ` [PATCH v3 2/4] firmware: xilinx: Add APIs to control node status/power Jolly Shah
2018-10-04 21:23 ` [PATCH v3 3/4] firmware: xilinx: Add node IDs for zynqmp firmware Jolly Shah
2018-10-04 21:23 ` [PATCH v3 4/4] drivers: soc: xilinx: Add ZynqMP power domain driver Jolly Shah
2018-10-10 18:41 ` [PATCH v3 0/4] drivers: soc: xilinx: Add support for " Jolly Shah
2018-10-12 14:52 ` Rob Herring
2018-10-29 14:27 ` Rajan Vaja
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