staging: lirc: remove checks for CONFIG_LIRC_SERIAL_NSLU2

When support for homebrew serial port receivers was added in v2.6.36 its
code contained checks for CONFIG_LIRC_SERIAL_NSLU2. The related Kconfig
symbol didn't exist then. It still doesn't exist now. Remove these checks.

Signed-off-by: Paul Bolle <pebolle@tiscali.nl>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/media/lirc/lirc_serial.c b/drivers/staging/media/lirc/lirc_serial.c
index dc5ba43116c7ce97fd23ee32eb797f3e855d49ec..efe561cd0935133da268fcdb3bf9e11acad1b688 100644 (file)
--- a/drivers/staging/media/lirc/lirc_serial.c
+++ b/drivers/staging/media/lirc/lirc_serial.c
@@ -73,9 +73,6 @@
 #include <linux/fcntl.h>
 #include <linux/spinlock.h>
 
-#ifdef CONFIG_LIRC_SERIAL_NSLU2
-#include <asm/hardware.h>
-#endif
 /* From Intel IXP42X Developer's Manual (#252480-005): */
 /* ftp://download.intel.com/design/network/manuals/25248005.pdf */
 #define UART_IE_IXP42X_UUE   0x40 /* IXP42X UART Unit enable */
@@ -198,33 +195,6 @@ static struct lirc_serial hardware[] = {
                .features    = LIRC_CAN_REC_MODE2
 #endif
        },
-
-#ifdef CONFIG_LIRC_SERIAL_NSLU2
-       /*
-        * Modified Linksys Network Storage Link USB 2.0 (NSLU2):
-        * We receive on CTS of the 2nd serial port (R142,LHS), we
-        * transmit with a IR diode between GPIO[1] (green status LED),
-        * and ground (Matthias Goebl <matthias.goebl@goebl.net>).
-        * See also http://www.nslu2-linux.org for this device
-        */
-       [LIRC_NSLU2] = {
-               .lock = __SPIN_LOCK_UNLOCKED(hardware[LIRC_NSLU2].lock),
-               .signal_pin        = UART_MSR_CTS,
-               .signal_pin_change = UART_MSR_DCTS,
-               .on  = (UART_MCR_RTS | UART_MCR_OUT2 | UART_MCR_DTR),
-               .off = (UART_MCR_RTS | UART_MCR_OUT2),
-               .send_pulse = send_pulse_homebrew,
-               .send_space = send_space_homebrew,
-#ifdef CONFIG_LIRC_SERIAL_TRANSMITTER
-               .features    = (LIRC_CAN_SET_SEND_DUTY_CYCLE |
-                               LIRC_CAN_SET_SEND_CARRIER |
-                               LIRC_CAN_SEND_PULSE | LIRC_CAN_REC_MODE2)
-#else
-               .features    = LIRC_CAN_REC_MODE2
-#endif
-       },
-#endif
-
 };
 
 #define RS_ISR_PASS_LIMIT 256
@@ -315,16 +285,6 @@ static void soutp(int offset, u8 value)
 
 static void on(void)
 {
-#ifdef CONFIG_LIRC_SERIAL_NSLU2
-       /*
-        * On NSLU2, we put the transmit diode between the output of the green
-        * status LED and ground
-        */
-       if (type == LIRC_NSLU2) {
-               gpio_set_value(NSLU2_LED_GRN, 0);
-               return;
-       }
-#endif
        if (txsense)
                soutp(UART_MCR, hardware[type].off);
        else
@@ -333,12 +293,6 @@ static void on(void)
 
 static void off(void)
 {
-#ifdef CONFIG_LIRC_SERIAL_NSLU2
-       if (type == LIRC_NSLU2) {
-               gpio_set_value(NSLU2_LED_GRN, 1);
-               return;
-       }
-#endif
        if (txsense)
                soutp(UART_MCR, hardware[type].on);
        else
@@ -793,20 +747,6 @@ static int hardware_init_port(void)
        sinp(UART_IIR);
        sinp(UART_MSR);
 
-#ifdef CONFIG_LIRC_SERIAL_NSLU2
-       if (type == LIRC_NSLU2) {
-               /* Setup NSLU2 UART */
-
-               /* Enable UART */
-               soutp(UART_IER, sinp(UART_IER) | UART_IE_IXP42X_UUE);
-               /* Disable Receiver data Time out interrupt */
-               soutp(UART_IER, sinp(UART_IER) & ~UART_IE_IXP42X_RTOIE);
-               /* set out2 = interrupt unmask; off() doesn't set MCR
-                  on NSLU2 */
-               soutp(UART_MCR, UART_MCR_RTS|UART_MCR_OUT2);
-       }
-#endif
-
        /* Set line for power source */
        off();
 
@@ -842,16 +782,6 @@ static int lirc_serial_probe(struct platform_device *dev)
 {
        int i, nlow, nhigh, result;
 
-#ifdef CONFIG_LIRC_SERIAL_NSLU2
-       /* This GPIO is used for a LED on the NSLU2 */
-       result = devm_gpio_request(dev, NSLU2_LED_GRN, "lirc-serial");
-       if (result)
-               return result;
-       result = gpio_direction_output(NSLU2_LED_GRN, 0);
-       if (result)
-               return result;
-#endif
-
        result = request_irq(irq, lirc_irq_handler,
                             (share_irq ? IRQF_SHARED : 0),
                             LIRC_DRIVER_NAME, (void *)&hardware);
@@ -1217,14 +1147,6 @@ static int __init lirc_serial_init_module(void)
                io = io ? io : 0x3f8;
                irq = irq ? irq : 4;
                break;
-#ifdef CONFIG_LIRC_SERIAL_NSLU2
-       case LIRC_NSLU2:
-               io = io ? io : IRQ_IXP4XX_UART2;
-               irq = irq ? irq : (IXP4XX_UART2_BASE_VIRT + REG_OFFSET);
-               iommap = iommap ? iommap : IXP4XX_UART2_BASE_PHYS;
-               ioshift = ioshift ? ioshift : 2;
-               break;
-#endif
        default:
                return -EINVAL;
        }
@@ -1232,9 +1154,6 @@ static int __init lirc_serial_init_module(void)
                switch (type) {
                case LIRC_HOMEBREW:
                case LIRC_IGOR:
-#ifdef CONFIG_LIRC_SERIAL_NSLU2
-               case LIRC_NSLU2:
-#endif
                        hardware[type].features &=
                                ~(LIRC_CAN_SET_SEND_DUTY_CYCLE|
                                  LIRC_CAN_SET_SEND_CARRIER);