[RFC V2][PATCH] MIPS: BCM47XX: Add new file for device specific workarounds
From: Rafał Miłecki <zajec5@gmail.com>
Date: 2014-02-01 20:33:46
Subsystem:
broadcom bcm47xx mips architecture, mips, the rest · Maintainers:
Hauke Mehrtens, Rafał Miłecki, Thomas Bogendoerfer, Linus Torvalds
---
V2: Drop pr_debug for devices we don't need workarounds for. It was too
load and not useful at all.
---
arch/mips/bcm47xx/Makefile | 2 +-
arch/mips/bcm47xx/bcm47xx_private.h | 3 +++
arch/mips/bcm47xx/setup.c | 1 +
arch/mips/bcm47xx/workarounds.c | 25 +++++++++++++++++++++++++
4 files changed, 30 insertions(+), 1 deletion(-)
create mode 100644 arch/mips/bcm47xx/workarounds.c
diff --git a/arch/mips/bcm47xx/Makefile b/arch/mips/bcm47xx/Makefile
index 4688b6a..d58c51b 100644
--- a/arch/mips/bcm47xx/Makefile
+++ b/arch/mips/bcm47xx/Makefile@@ -4,4 +4,4 @@ # obj-y += irq.o nvram.o prom.o serial.o setup.o time.o sprom.o -obj-y += board.o buttons.o leds.o +obj-y += board.o buttons.o leds.o workarounds.o
diff --git a/arch/mips/bcm47xx/bcm47xx_private.h b/arch/mips/bcm47xx/bcm47xx_private.h
index 5c94ace..0194c3b 100644
--- a/arch/mips/bcm47xx/bcm47xx_private.h
+++ b/arch/mips/bcm47xx/bcm47xx_private.h@@ -9,4 +9,7 @@ int __init bcm47xx_buttons_register(void); /* leds.c */ void __init bcm47xx_leds_register(void); +/* workarounds.c */ +void __init bcm47xx_workarounds(void); + #endif
diff --git a/arch/mips/bcm47xx/setup.c b/arch/mips/bcm47xx/setup.c
index 12d77e9..fdd9692 100644
--- a/arch/mips/bcm47xx/setup.c
+++ b/arch/mips/bcm47xx/setup.c@@ -273,6 +273,7 @@ static int __init bcm47xx_register_bus_complete(void) } bcm47xx_buttons_register(); bcm47xx_leds_register(); + bcm47xx_workarounds(); return 0; }
diff --git a/arch/mips/bcm47xx/workarounds.c b/arch/mips/bcm47xx/workarounds.c
new file mode 100644
index 0000000..24b850c
--- /dev/null
+++ b/arch/mips/bcm47xx/workarounds.c@@ -0,0 +1,25 @@ +#include "bcm47xx_private.h" + +#include <linux/gpio.h> +#include <bcm47xx_board.h> +#include <bcm47xx.h> + +static void __init bcm47xx_workarounds_netgear_wnr3500l(void) +{ + /* Set GPIO 12 to 1 to pass power to the USB port */ + gpio_set_value(12, 1); +} + +void __init bcm47xx_workarounds(void) +{ + enum bcm47xx_board board = bcm47xx_board_get(); + + switch (board) { + case BCM47XX_BOARD_NETGEAR_WNR3500L: + bcm47xx_workarounds_netgear_wnr3500l(); + break; + default: + /* No workaround(s) needed */ + break; + } +}
--
1.8.4.5