linux-kernel - [PATCH v4 7/9] mips: bmips: dts: add BCM6368 reset controller support

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Message-Id: <20200613083813.2027186-8-noltari@gmail.com>
Date:   Sat, 13 Jun 2020 10:38:11 +0200
From:   Álvaro Fernández Rojas 
        <noltari@...il.com>
To:     p.zabel@...gutronix.de, robh+dt@...nel.org,
        tsbogend@...ha.franken.de, f.fainelli@...il.com,
        jonas.gorski@...il.com, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-mips@...r.kernel.org,
        bcm-kernel-feedback-list@...adcom.com
Cc:     Álvaro Fernández Rojas 
        <noltari@...il.com>
Subject: [PATCH v4 7/9] mips: bmips: dts: add BCM6368 reset controller support

BCM6368 SoCs have a reset controller for certain components.

Signed-off-by: Álvaro Fernández Rojas <noltari@...il.com>
Acked-by: Florian Fainelli <f.fainelli@...il.com>
---
 v4: no changes.
 v3: add reset controller definitions header file.
 v2: no changes.

 arch/mips/boot/dts/brcm/bcm6368.dtsi      |  6 ++++++
 include/dt-bindings/reset/bcm6368-reset.h | 16 ++++++++++++++++
 2 files changed, 22 insertions(+)
 create mode 100644 include/dt-bindings/reset/bcm6368-reset.h

diff --git a/arch/mips/boot/dts/brcm/bcm6368.dtsi b/arch/mips/boot/dts/brcm/bcm6368.dtsi
index 449c167dd892..52c19f40b9cc 100644
--- a/arch/mips/boot/dts/brcm/bcm6368.dtsi
+++ b/arch/mips/boot/dts/brcm/bcm6368.dtsi
@@ -70,6 +70,12 @@ reboot: syscon-reboot@...00008 {
 			mask = <0x1>;
 		};
 
+		periph_rst: reset-controller@...00010 {
+			compatible = "brcm,bcm6345-reset";
+			reg = <0x10000010 0x4>;
+			#reset-cells = <1>;
+		};
+
 		periph_intc: interrupt-controller@...00020 {
 			compatible = "brcm,bcm6345-l1-intc";
 			reg = <0x10000020 0x10>,
diff --git a/include/dt-bindings/reset/bcm6368-reset.h b/include/dt-bindings/reset/bcm6368-reset.h
new file mode 100644
index 000000000000..c81d8eb6d173
--- /dev/null
+++ b/include/dt-bindings/reset/bcm6368-reset.h
@@ -0,0 +1,16 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+
+#ifndef __DT_BINDINGS_RESET_BCM6368_H
+#define __DT_BINDINGS_RESET_BCM6368_H
+
+#define BCM6368_RST_SPI		0
+#define BCM6368_RST_MPI		3
+#define BCM6368_RST_IPSEC	4
+#define BCM6368_RST_EPHY	6
+#define BCM6368_RST_SAR		7
+#define BCM6368_RST_SWITCH	10
+#define BCM6368_RST_USBD	11
+#define BCM6368_RST_USBH	12
+#define BCM6368_RST_PCM		13
+
+#endif /* __DT_BINDINGS_RESET_BCM6368_H */
-- 
2.27.0