[ARM] 2897/2: PXA2xx IRDA support

Patch from Nicolas Pitre

This is the PXA2xx common IRDA driver, plus platform support
for Lubbock and Mainstone.

Signed-off-by: Nicolas Pitre <nico@cam.org>
Acked-by: Jean Tourrilhes <jt@hpl.hp.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 20 insertions, 0 deletions

diff --git a/arch/arm/mach-pxa/lubbock.c b/arch/arm/mach-pxa/lubbock.c
index 69abc7f61ed0..beccf455f796 100644
--- a/arch/arm/mach-pxa/lubbock.c
+++ b/arch/arm/mach-pxa/lubbock.c
@@ -35,6 +35,7 @@
 #include <asm/arch/pxa-regs.h>
 #include <asm/arch/lubbock.h>
 #include <asm/arch/udc.h>
+#include <asm/arch/irda.h>
 #include <asm/arch/pxafb.h>
 #include <asm/arch/mmc.h>
 
@@ -237,11 +238,30 @@ static struct pxamci_platform_data lubbock_mci_platform_data = {
         .init           = lubbock_mci_init,
 };
 
+static void lubbock_irda_transceiver_mode(struct device *dev, int mode)
+{
+        unsigned long flags;
+
+        local_irq_save(flags);
+        if (mode & IR_SIRMODE) {
+                LUB_MISC_WR &= ~(1 << 4);
+        } else if (mode & IR_FIRMODE) {
+                LUB_MISC_WR |= 1 << 4;
+        }
+        local_irq_restore(flags);
+}
+
+static struct pxaficp_platform_data lubbock_ficp_platform_data = {
+        .transceiver_cap  = IR_SIRMODE | IR_FIRMODE,
+        .transceiver_mode = lubbock_irda_transceiver_mode,
+};
+
 static void __init lubbock_init(void)
 {
         pxa_set_udc_info(&udc_info);
         set_pxa_fb_info(&sharp_lm8v31);
         pxa_set_mci_info(&lubbock_mci_platform_data);
+        pxa_set_ficp_info(&lubbock_ficp_platform_data);
         (void) platform_add_devices(devices, ARRAY_SIZE(devices));
 }