[MIPS] TXx9: Miscellaneous build fixes

* Fix build if only RBTX4927 or RBTX4938 was selected.
* Move gpio helpers to generic part.
* Select SOC_TX4938 for RBTX4927/37 board.
* Fix parent of rbtx4938_fpga_resource.

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

1 files changed, 1 insertions, 13 deletions

diff --git a/arch/mips/txx9/rbtx4938/setup.c b/arch/mips/txx9/rbtx4938/setup.c
index aaa987ae0f83..c2da92396b7a 100644
--- a/arch/mips/txx9/rbtx4938/setup.c
+++ b/arch/mips/txx9/rbtx4938/setup.c
@@ -457,7 +457,7 @@ static void __init rbtx4938_mem_setup(void)
         rbtx4938_fpga_resource.start = CPHYSADDR(RBTX4938_FPGA_REG_ADDR);
         rbtx4938_fpga_resource.end = CPHYSADDR(RBTX4938_FPGA_REG_ADDR) + 0xffff;
         rbtx4938_fpga_resource.flags = IORESOURCE_MEM | IORESOURCE_BUSY;
-        if (request_resource(&iomem_resource, &rbtx4938_fpga_resource))
+        if (request_resource(&txx9_ce_res[2], &rbtx4938_fpga_resource))
                 printk("request resource for fpga failed\n");
 
         _machine_restart = rbtx4938_machine_restart;
@@ -488,18 +488,6 @@ static int __init rbtx4938_ne_init(void)
         return IS_ERR(dev) ? PTR_ERR(dev) : 0;
 }
 
-/* GPIO support */
-
-int gpio_to_irq(unsigned gpio)
-{
-        return -EINVAL;
-}
-
-int irq_to_gpio(unsigned irq)
-{
-        return -EINVAL;
-}
-
 static DEFINE_SPINLOCK(rbtx4938_spi_gpio_lock);
 
 static void rbtx4938_spi_gpio_set(struct gpio_chip *chip, unsigned int offset,