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From e55892aac9d5508a000647ca66f0e678e02be3bb Mon Sep 17 00:00:00 2001
From: Jonas Gorski <jogo@openwrt.org>
Date: Sat, 21 Feb 2015 17:26:50 +0100
Subject: [PATCH 5/6] MIPS: BCM63XX: calculate labels for DT registered
controllers
Signed-off-by: Jonas Gorski <jogo@openwrt.org>
---
arch/mips/bcm63xx/gpio.c | 16 +++++++++++++---
1 file changed, 13 insertions(+), 3 deletions(-)
--- a/arch/mips/bcm63xx/gpio.c
+++ b/arch/mips/bcm63xx/gpio.c
@@ -20,6 +20,8 @@
#include <bcm63xx_gpio.h>
#include <bcm63xx_regs.h>
+#include "boards/board_common.h"
+
/* for registering lookups; make them large enough to hold OF names */
static char *gpio_chip_labels[] = {
"xxxxxxxx.gpio-controller",
@@ -49,9 +51,17 @@ static void __init bcm63xx_gpio_init_one
pdata.base = id * 32;
pdata.ngpio = ngpio;
- sprintf(gpio_chip_labels[id], "bcm63xx-gpio.%d", id);
- platform_device_register_resndata(NULL, "bcm63xx-gpio", id, res, 2,
- &pdata, sizeof(pdata));
+ if (board_of_device_present("gpio0")) {
+ unsigned long base = res[0].start;
+
+ if (base < 0xf0000000U)
+ base = CPHYSADDR(base);
+ sprintf(gpio_chip_labels[id], "%lx.gpio-controller", base);
+ } else {
+ sprintf(gpio_chip_labels[id], "bcm63xx-gpio.%d", id);
+ platform_device_register_resndata(NULL, "bcm63xx-gpio", id, res,
+ 2, &pdata, sizeof(pdata));
+ }
}
int __init bcm63xx_gpio_init(void)
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