5 files changed, 29 insertions, 21 deletions
diff --git a/arch/arm/plat-iop/i2c.c b/arch/arm/plat-iop/i2c.c
index 88215ad031a2..dfbd7c332866 100644
--- a/arch/arm/plat-iop/i2c.c
+++ b/arch/arm/plat-iop/i2c.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * arch/arm/plat-iop/i2c.c
  *
  * Author: Nicolas Pitre <nico@cam.org>
  * Copyright (C) 2001 MontaVista Software, Inc.
  * Copyright (C) 2004 Intel Corporation.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #include <linux/mm.h>
@@ -19,6 +16,7 @@
 #include <linux/tty.h>
 #include <linux/serial_core.h>
 #include <linux/io.h>
+#include <linux/gpio/machine.h>
 #include <asm/pgtable.h>
 #include <asm/page.h>
 #include <asm/mach/map.h>
@@ -37,6 +35,29 @@
 #define IRQ_IOP3XX_I2C_1	IRQ_IOP33X_I2C_1
 #endif
 
+/*
+ * Each of the I2C busses have corresponding GPIO lines, and the driver
+ * need to access these directly to drive the bus low at times.
+ */
+
+struct gpiod_lookup_table iop3xx_i2c0_gpio_lookup = {
+	.dev_id = "IOP3xx-I2C.0",
+	.table = {
+		GPIO_LOOKUP("gpio-iop", 7, "scl", GPIO_ACTIVE_HIGH),
+		GPIO_LOOKUP("gpio-iop", 6, "sda", GPIO_ACTIVE_HIGH),
+		{ }
+	},
+};
+
+struct gpiod_lookup_table iop3xx_i2c1_gpio_lookup = {
+	.dev_id = "IOP3xx-I2C.1",
+	.table = {
+		GPIO_LOOKUP("gpio-iop", 5, "scl", GPIO_ACTIVE_HIGH),
+		GPIO_LOOKUP("gpio-iop", 4, "sda", GPIO_ACTIVE_HIGH),
+		{ }
+	},
+};
+
 static struct resource iop3xx_i2c0_resources[] = {
 	[0] = {
 		.start	= 0xfffff680,
diff --git a/arch/arm/plat-iop/pci.c b/arch/arm/plat-iop/pci.c
index 362474b5c40d..4c42c95e4bf5 100644
--- a/arch/arm/plat-iop/pci.c
+++ b/arch/arm/plat-iop/pci.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * arch/arm/plat-iop/pci.c
  *
@@ -5,10 +6,6 @@
  *
  * Author: Rory Bolt <rorybolt@pacbell.net>
  * Copyright (C) 2002 Rory Bolt
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #include <linux/kernel.h>
diff --git a/arch/arm/plat-iop/pmu.c b/arch/arm/plat-iop/pmu.c
index c6d979ace524..04c44a809b32 100644
--- a/arch/arm/plat-iop/pmu.c
+++ b/arch/arm/plat-iop/pmu.c
@@ -1,11 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * PMU IRQ registration for the iop3xx xscale PMU families.
  * Copyright (C) 2010 Will Deacon, ARM Ltd.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
  */
 
 #include <linux/platform_device.h>
diff --git a/arch/arm/plat-iop/restart.c b/arch/arm/plat-iop/restart.c
index 3a4d5e5fde52..cf6d3d9a2112 100644
--- a/arch/arm/plat-iop/restart.c
+++ b/arch/arm/plat-iop/restart.c
@@ -1,11 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * restart.c
  *
  * Copyright (C) 2001 MontaVista Software, Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 #include <asm/hardware/iop3xx.h>
 #include <asm/system_misc.h>
diff --git a/arch/arm/plat-iop/setup.c b/arch/arm/plat-iop/setup.c
index 8151bde990e6..d10e0102d82c 100644
--- a/arch/arm/plat-iop/setup.c
+++ b/arch/arm/plat-iop/setup.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * arch/arm/plat-iop/setup.c
  *
  * Author: Nicolas Pitre <nico@fluxnic.net>
  * Copyright (C) 2001 MontaVista Software, Inc.
  * Copyright (C) 2004 Intel Corporation.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #include <linux/mm.h>