mips: bmips: add bcm6345-rst driver support for BCM6358

This driver can control up to 32 resets.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

diff --git a/arch/mips/dts/brcm,bcm6358.dtsi b/arch/mips/dts/brcm,bcm6358.dtsi
index 369c2401891e69a180388d440cdaf442cb8d304f..df75988c82316905783b07e67deba3260987cf1e 100644 (file)
--- a/arch/mips/dts/brcm,bcm6358.dtsi
+++ b/arch/mips/dts/brcm,bcm6358.dtsi
@@ -6,6 +6,7 @@
 
 #include <dt-bindings/clock/bcm6358-clock.h>
 #include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/reset/bcm6358-reset.h>
 #include "skeleton.dtsi"
 
 / {
@@ -80,6 +81,12 @@
                        mask = <0x1>;
                };
 
+               periph_rst: reset-controller@fffe0034 {
+                       compatible = "brcm,bcm6345-reset";
+                       reg = <0xfffe0034 0x4>;
+                       #reset-cells = <1>;
+               };
+
                gpio1: gpio-controller@fffe0080 {
                        compatible = "brcm,bcm6345-gpio";
                        reg = <0xfffe0080 0x4>, <0xfffe0088 0x4>;

diff --git a/include/dt-bindings/reset/bcm6358-reset.h b/include/dt-bindings/reset/bcm6358-reset.h
new file mode 100644 (file)
index 0000000..4b3cff3
--- /dev/null
+++ b/include/dt-bindings/reset/bcm6358-reset.h
@@ -0,0 +1,21 @@
+/*
+ * Copyright (C) 2017 Álvaro Fernández Rojas <noltari@gmail.com>
+ *
+ * Derived from linux/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#ifndef __DT_BINDINGS_RESET_BCM6358_H
+#define __DT_BINDINGS_RESET_BCM6358_H
+
+#define BCM6358_RST_SPI                0
+#define BCM6358_RST_ENET       2
+#define BCM6358_RST_MPI                3
+#define BCM6358_RST_EPHY       6
+#define BCM6358_RST_SAR                7
+#define BCM6358_RST_USBH       12
+#define BCM6358_RST_PCM                13
+#define BCM6358_RST_ADSL       14
+
+#endif /* __DT_BINDINGS_RESET_BCM6358_H */