ARM: OMAP3: igep0020: Set WIFI/BT GPIO pins in correct mux mode

Setup the WIFI/BT GPIO pin muxes to enable WIFI/BT functionality.

This is needed to fix regression caused by recent versions of
u-boot that only mux essential pins.

Signed-off-by: Anders Hedlund <anders.j.hedlund@gmail.com>
Cc: Jonas Zetterberg <jozz@jozz.se>
Cc: Enric Balletbo i Serra <eballetbo@gmail.com>
Cc: Javier Martinez Canillas <martinez.javier@gmail.com>
Cc: Matthias Brugger <mbrugger@iseebcn.com>
[tony@atomide.com: updated comments to describe regression]
Signed-off-by: Tony Lindgren <tony@atomide.com>

diff --git a/arch/arm/mach-omap2/board-igep0020.c b/arch/arm/mach-omap2/board-igep0020.c
index 48d5e41dfbfabe3da59ef00f7457f5012cf2ec1a..378590694447bdbdd3ed4d7862624ac5d000c402 100644 (file)
--- a/arch/arm/mach-omap2/board-igep0020.c
+++ b/arch/arm/mach-omap2/board-igep0020.c
@@ -580,6 +580,11 @@ static void __init igep_wlan_bt_init(void)
        } else
                return;
 
+       /* Make sure that the GPIO pins are muxed correctly */
+       omap_mux_init_gpio(igep_wlan_bt_gpios[0].gpio, OMAP_PIN_OUTPUT);
+       omap_mux_init_gpio(igep_wlan_bt_gpios[1].gpio, OMAP_PIN_OUTPUT);
+       omap_mux_init_gpio(igep_wlan_bt_gpios[2].gpio, OMAP_PIN_OUTPUT);
+
        err = gpio_request_array(igep_wlan_bt_gpios,
                                 ARRAY_SIZE(igep_wlan_bt_gpios));
        if (err) {