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authorTony Lindgren <tony@atomide.com>2010-12-08 00:26:55 (GMT)
committerTony Lindgren <tony@atomide.com>2010-12-08 00:26:55 (GMT)
commitc2cdaffe0bb32015e84af8e31f73e620ba271165 (patch)
tree420ae7c0acec63eda182c7b4ceea1e39406bc41b /arch/arm/mach-omap1/board-perseus2.c
parent7b045c96cd1405597a6a2e98bc53a4ac01d835b1 (diff)
downloadlinux-c2cdaffe0bb32015e84af8e31f73e620ba271165.tar.xz
omap: Fix gpio_request calls to happen as arch_initcall
Looks like some boards are calling gpio_request from init_irq. This will make the request_irq fail, as GPIO will be initialized as postcore_initcall. Reported-by: Paul Walmsley <paul@pwsan.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/mach-omap1/board-perseus2.c')
-rw-r--r--arch/arm/mach-omap1/board-perseus2.c21
1 files changed, 11 insertions, 10 deletions
diff --git a/arch/arm/mach-omap1/board-perseus2.c b/arch/arm/mach-omap1/board-perseus2.c
index a8d16a2..07660be 100644
--- a/arch/arm/mach-omap1/board-perseus2.c
+++ b/arch/arm/mach-omap1/board-perseus2.c
@@ -251,8 +251,19 @@ static struct omap_board_config_kernel perseus2_config[] __initdata = {
{ OMAP_TAG_LCD, &perseus2_lcd_config },
};
+static void __init perseus2_init_smc91x(void)
+{
+ fpga_write(1, H2P2_DBG_FPGA_LAN_RESET);
+ mdelay(50);
+ fpga_write(fpga_read(H2P2_DBG_FPGA_LAN_RESET) & ~1,
+ H2P2_DBG_FPGA_LAN_RESET);
+ mdelay(50);
+}
+
static void __init omap_perseus2_init(void)
{
+ perseus2_init_smc91x();
+
if (gpio_request(P2_NAND_RB_GPIO_PIN, "NAND ready") < 0)
BUG();
gpio_direction_input(P2_NAND_RB_GPIO_PIN);
@@ -280,21 +291,11 @@ static void __init omap_perseus2_init(void)
omap_register_i2c_bus(1, 100, NULL, 0);
}
-static void __init perseus2_init_smc91x(void)
-{
- fpga_write(1, H2P2_DBG_FPGA_LAN_RESET);
- mdelay(50);
- fpga_write(fpga_read(H2P2_DBG_FPGA_LAN_RESET) & ~1,
- H2P2_DBG_FPGA_LAN_RESET);
- mdelay(50);
-}
-
static void __init omap_perseus2_init_irq(void)
{
omap1_init_common_hw();
omap_init_irq();
omap_gpio_init();
- perseus2_init_smc91x();
}
/* Only FPGA needs to be mapped here. All others are done with ioremap */
static struct map_desc omap_perseus2_io_desc[] __initdata = {