72 lines
2 KiB
Diff
72 lines
2 KiB
Diff
From 1f3e1c682a0b5273e3ee8799b54319971f426e6a Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
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Date: Wed, 29 Jan 2014 18:06:52 +0100
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Subject: [RFC V2][PATCH] MIPS: BCM47XX: Add new file for device specific workarounds
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---
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V2: Drop pr_debug for devices we don't need workarounds for. It was too
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load and not useful at all.
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---
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arch/mips/bcm47xx/Makefile | 2 +-
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arch/mips/bcm47xx/bcm47xx_private.h | 3 +++
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arch/mips/bcm47xx/setup.c | 1 +
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arch/mips/bcm47xx/workarounds.c | 25 +++++++++++++++++++++++++
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4 files changed, 30 insertions(+), 1 deletion(-)
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create mode 100644 arch/mips/bcm47xx/workarounds.c
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--- a/arch/mips/bcm47xx/Makefile
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+++ b/arch/mips/bcm47xx/Makefile
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@@ -4,4 +4,4 @@
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#
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obj-y += irq.o nvram.o prom.o serial.o setup.o time.o sprom.o
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-obj-y += board.o buttons.o leds.o
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+obj-y += board.o buttons.o leds.o workarounds.o
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--- a/arch/mips/bcm47xx/bcm47xx_private.h
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+++ b/arch/mips/bcm47xx/bcm47xx_private.h
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@@ -9,4 +9,7 @@ int __init bcm47xx_buttons_register(void
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/* leds.c */
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void __init bcm47xx_leds_register(void);
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+/* workarounds.c */
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+void __init bcm47xx_workarounds(void);
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+
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#endif
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--- a/arch/mips/bcm47xx/setup.c
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+++ b/arch/mips/bcm47xx/setup.c
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@@ -282,6 +282,7 @@ static int __init bcm47xx_register_bus_c
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}
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bcm47xx_buttons_register();
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bcm47xx_leds_register();
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+ bcm47xx_workarounds();
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fixed_phy_add(PHY_POLL, 0, &bcm47xx_fixed_phy_status);
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return 0;
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--- /dev/null
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+++ b/arch/mips/bcm47xx/workarounds.c
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@@ -0,0 +1,25 @@
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+#include "bcm47xx_private.h"
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+
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+#include <linux/gpio.h>
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+#include <bcm47xx_board.h>
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+#include <bcm47xx.h>
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+
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+static void __init bcm47xx_workarounds_netgear_wnr3500l(void)
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+{
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+ /* Set GPIO 12 to 1 to pass power to the USB port */
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+ gpio_set_value(12, 1);
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+}
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+
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+void __init bcm47xx_workarounds(void)
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+{
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+ enum bcm47xx_board board = bcm47xx_board_get();
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+
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+ switch (board) {
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+ case BCM47XX_BOARD_NETGEAR_WNR3500L:
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+ bcm47xx_workarounds_netgear_wnr3500l();
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+ break;
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+ default:
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+ /* No workaround(s) needed */
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+ break;
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+ }
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+}
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