]> www.pilppa.org Git - linux-2.6-omap-h63xx.git/blobdiff - arch/arm/mach-omap2/board-h4.c
ARM: OMAP: Remove old dead gpio expander code
[linux-2.6-omap-h63xx.git] / arch / arm / mach-omap2 / board-h4.c
index 5e9b14675b1e7bc81ff3d9c607d5d004b4bb51e0..e7d017cdc43851b63c1c8a7c88feb0fe05039236 100644 (file)
 
 #include <mach/control.h>
 #include <mach/gpio.h>
-#include <mach/gpioexpander.h>
 #include <mach/mux.h>
 #include <mach/usb.h>
-#include <mach/irda.h>
 #include <mach/board.h>
 #include <mach/common.h>
 #include <mach/keypad.h>
@@ -47,6 +45,8 @@
 #define H4_FLASH_CS    0
 #define H4_SMC91X_CS   1
 
+#define H4_ETHR_GPIO_IRQ               92
+
 static unsigned int row_gpios[6] = { 88, 89, 124, 11, 6, 96 };
 static unsigned int col_gpios[7] = { 90, 91, 100, 36, 12, 97, 98 };
 
@@ -136,98 +136,6 @@ static struct platform_device h4_flash_device = {
        .resource       = &h4_flash_resource,
 };
 
-/* Select between the IrDA and aGPS module
- */
-static int h4_select_irda(struct device *dev, int state)
-{
-       unsigned char expa;
-       int err = 0;
-
-       if ((err = read_gpio_expa(&expa, 0x21))) {
-               printk(KERN_ERR "Error reading from I/O expander\n");
-               return err;
-       }
-
-       /* 'P6' enable/disable IRDA_TX and IRDA_RX */
-       if (state & IR_SEL) {   /* IrDa */
-               if ((err = write_gpio_expa(expa | 0x01, 0x21))) {
-                       printk(KERN_ERR "Error writing to I/O expander\n");
-                       return err;
-               }
-       } else {
-               if ((err = write_gpio_expa(expa & ~0x01, 0x21))) {
-                       printk(KERN_ERR "Error writing to I/O expander\n");
-                       return err;
-               }
-       }
-       return err;
-}
-
-static void set_trans_mode(struct work_struct *work)
-{
-       struct omap_irda_config *irda_config =
-               container_of(work, struct omap_irda_config, gpio_expa.work);
-       int mode = irda_config->mode;
-       unsigned char expa;
-       int err = 0;
-
-       if ((err = read_gpio_expa(&expa, 0x20)) != 0) {
-               printk(KERN_ERR "Error reading from I/O expander\n");
-       }
-
-       expa &= ~0x01;
-
-       if (!(mode & IR_SIRMODE)) { /* MIR/FIR */
-               expa |= 0x01;
-       }
-
-       if ((err = write_gpio_expa(expa, 0x20)) != 0) {
-               printk(KERN_ERR "Error writing to I/O expander\n");
-       }
-}
-
-static int h4_transceiver_mode(struct device *dev, int mode)
-{
-       struct omap_irda_config *irda_config = dev->platform_data;
-
-       irda_config->mode = mode;
-       cancel_delayed_work(&irda_config->gpio_expa);
-       PREPARE_DELAYED_WORK(&irda_config->gpio_expa, set_trans_mode);
-       schedule_delayed_work(&irda_config->gpio_expa, 0);
-
-       return 0;
-}
-
-static struct omap_irda_config h4_irda_data = {
-       .transceiver_cap        = IR_SIRMODE | IR_MIRMODE | IR_FIRMODE,
-       .transceiver_mode       = h4_transceiver_mode,
-       .select_irda            = h4_select_irda,
-       .rx_channel             = OMAP24XX_DMA_UART3_RX,
-       .tx_channel             = OMAP24XX_DMA_UART3_TX,
-       .dest_start             = OMAP_UART3_BASE,
-       .src_start              = OMAP_UART3_BASE,
-       .tx_trigger             = OMAP24XX_DMA_UART3_TX,
-       .rx_trigger             = OMAP24XX_DMA_UART3_RX,
-};
-
-static struct resource h4_irda_resources[] = {
-       [0] = {
-               .start  = INT_24XX_UART3_IRQ,
-               .end    = INT_24XX_UART3_IRQ,
-               .flags  = IORESOURCE_IRQ,
-       },
-};
-
-static struct platform_device h4_irda_device = {
-       .name           = "omapirda",
-       .id             = -1,
-       .dev            = {
-               .platform_data  = &h4_irda_data,
-       },
-       .num_resources  = 1,
-       .resource       = h4_irda_resources,
-};
-
 static struct omap_kp_platform_data h4_kp_data = {
        .rows           = 6,
        .cols           = 7,
@@ -253,7 +161,6 @@ static struct platform_device h4_lcd_device = {
 
 static struct platform_device *h4_devices[] __initdata = {
        &h4_flash_device,
-       &h4_irda_device,
        &h4_kp_device,
        &h4_lcd_device,
 };
@@ -341,7 +248,7 @@ static inline void __init h4_init_debug(void)
        udelay(100);
 
        omap_cfg_reg(M15_24XX_GPIO92);
-       if (debug_card_init(cs_mem_base, OMAP24XX_ETHR_GPIO_IRQ) < 0)
+       if (debug_card_init(cs_mem_base, H4_ETHR_GPIO_IRQ) < 0)
                gpmc_cs_free(eth_cs);
 
 out:
@@ -363,7 +270,7 @@ static void __init h4_init_flash(void)
 
 static void __init omap_h4_init_irq(void)
 {
-       omap2_init_common_hw();
+       omap2_init_common_hw(NULL);
        omap_init_irq();
        omap_gpio_init();
        h4_init_flash();
@@ -377,6 +284,39 @@ static struct omap_lcd_config h4_lcd_config __initdata = {
        .ctrl_name      = "internal",
 };
 
+static struct omap_usb_config h4_usb_config __initdata = {
+#ifdef CONFIG_MACH_OMAP2_H4_USB1
+       /* NOTE:  usb1 could also be used with 3 wire signaling */
+       .pins[1]        = 4,
+#endif
+
+#ifdef CONFIG_MACH_OMAP_H4_OTG
+       /* S1.10 ON -- USB OTG port
+        * usb0 switched to Mini-AB port and isp1301 transceiver;
+        * S2.POS3 = OFF, S2.POS4 = ON ... to allow battery charging
+        */
+       .otg            = 1,
+       .pins[0]        = 4,
+#ifdef CONFIG_USB_GADGET_OMAP
+       /* use OTG cable, or standard A-to-MiniB */
+       .hmc_mode       = 0x14, /* 0:dev/otg 1:host 2:disable */
+#elif  defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
+       /* use OTG cable, or NONSTANDARD (B-to-MiniB) */
+       .hmc_mode       = 0x11, /* 0:host 1:host 2:disable */
+#endif /* XX */
+
+#else
+       /* S1.10 OFF -- usb "download port"
+        * usb0 switched to Mini-B port and isp1105 transceiver;
+        * S2.POS3 = ON, S2.POS4 = OFF ... to enable battery charging
+        */
+       .register_dev   = 1,
+       .pins[0]        = 3,
+/*     .hmc_mode       = 0x14,*/       /* 0:dev 1:host 2:disable */
+       .hmc_mode       = 0x00,         /* 0:dev|otg 1:disable 2:disable */
+#endif
+};
+
 static struct omap_board_config_kernel h4_config[] = {
        { OMAP_TAG_UART,        &h4_uart_config },
        { OMAP_TAG_LCD,         &h4_lcd_config },
@@ -428,6 +368,7 @@ static void __init omap_h4_init(void)
        platform_add_devices(h4_devices, ARRAY_SIZE(h4_devices));
        omap_board_config = h4_config;
        omap_board_config_size = ARRAY_SIZE(h4_config);
+       omap_usb_init(&h4_usb_config);
        omap_serial_init();
 }