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omap1: Fix innovator FPGA init for multi-omap 

No need to call this early from init_irq. Also recent changes
initialize GPIO now later, so calling gpio_request from init_irq
will make it fail.

While at it, also remove the unnecessary EXPORT_SYMBOL.

Signed-off-by: Tony Lindgren <tony@atomide.com>
hifive-unleashed-5.1
Tony Lindgren 2010-12-17 18:37:08 -08:00
parent da07c0cff2
commit 65dd4c1626
3 changed files with 8 additions and 13 deletions
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7
arch/arm/mach-omap1/board-innovator.c
View File

@ -290,11 +290,6 @@ static void __init innovator_init_irq(void)
{
omap1_init_common_hw();
omap_init_irq();
#ifdef CONFIG_ARCH_OMAP15XX
if (cpu_is_omap1510()) {
omap1510_fpga_init_irq();
}
#endif
}
#ifdef CONFIG_ARCH_OMAP15XX
@ -385,6 +380,8 @@ static struct omap_board_config_kernel innovator_config[] = {
static void __init innovator_init(void)
{
if (cpu_is_omap1510())
omap1510_fpga_init_irq();
innovator_init_smc91x();
#ifdef CONFIG_ARCH_OMAP15XX

10
arch/arm/mach-omap1/fpga.c
View File

@ -143,7 +143,7 @@ static struct irq_chip omap_fpga_irq = {
*/
void omap1510_fpga_init_irq(void)
{
int i;
int i, res;
__raw_writeb(0, OMAP1510_FPGA_IMR_LO);
__raw_writeb(0, OMAP1510_FPGA_IMR_HI);
@ -177,10 +177,12 @@ void omap1510_fpga_init_irq(void)
* NOTE: For general GPIO/MPUIO access and interrupts, please see
* gpio.[ch]
*/
gpio_request(13, "FPGA irq");
res = gpio_request(13, "FPGA irq");
if (res) {
pr_err("%s failed to get gpio\n", __func__);
return;
}
gpio_direction_input(13);
set_irq_type(gpio_to_irq(13), IRQ_TYPE_EDGE_RISING);
set_irq_chained_handler(OMAP1510_INT_FPGA, innovator_fpga_IRQ_demux);
}
EXPORT_SYMBOL(omap1510_fpga_init_irq);

4
arch/arm/plat-omap/include/plat/fpga.h
View File

@ -19,11 +19,7 @@
#ifndef __ASM_ARCH_OMAP_FPGA_H
#define __ASM_ARCH_OMAP_FPGA_H
#if defined(CONFIG_MACH_OMAP_INNOVATOR) && defined(CONFIG_ARCH_OMAP15XX)
extern void omap1510_fpga_init_irq(void);
#else
#define omap1510_fpga_init_irq() (0)
#endif
#define fpga_read(reg) __raw_readb(reg)
#define fpga_write(val, reg) __raw_writeb(val, reg)