]> git.kernelconcepts.de Git - karo-tx-uboot.git/commitdiff
am3517_evm: switch to musb-new
authorIlya Yanok <ilya.yanok@cogentembedded.com>
Tue, 6 Nov 2012 13:48:28 +0000 (13:48 +0000)
committerMarek Vasut <marex@denx.de>
Mon, 19 Nov 2012 23:16:07 +0000 (00:16 +0100)
Use new musb framework instead of the old one on AM3517_EVM.

Signed-off-by: Ilya Yanok <ilya.yanok@cogentembedded.com>
board/logicpd/am3517evm/am3517evm.c
include/configs/am3517_evm.h

index d316f33cd11dfdf4b49b9c1c01fd3f25bd226d47..0b3721ed854004f9110d2a4a490f71dc7f060cc0 100644 (file)
 
 #include <common.h>
 #include <asm/io.h>
+#include <asm/omap_musb.h>
+#include <asm/arch/am35x_def.h>
 #include <asm/arch/mem.h>
 #include <asm/arch/mux.h>
 #include <asm/arch/sys_proto.h>
 #include <asm/arch/mmc_host_def.h>
+#include <asm/arch/musb.h>
 #include <asm/mach-types.h>
+#include <asm/errno.h>
+#include <linux/usb/ch9.h>
+#include <linux/usb/gadget.h>
+#include <linux/usb/musb.h>
 #include <i2c.h>
+#include <netdev.h>
 #include "am3517evm.h"
 
 DECLARE_GLOBAL_DATA_PTR;
@@ -50,6 +58,52 @@ int board_init(void)
        return 0;
 }
 
+#ifdef CONFIG_USB_MUSB_AM35X
+static struct musb_hdrc_config musb_config = {
+       .multipoint     = 1,
+       .dyn_fifo       = 1,
+       .num_eps        = 16,
+       .ram_bits       = 12,
+};
+
+static struct omap_musb_board_data musb_board_data = {
+       .set_phy_power          = am35x_musb_phy_power,
+       .clear_irq              = am35x_musb_clear_irq,
+       .reset                  = am35x_musb_reset,
+};
+
+static struct musb_hdrc_platform_data musb_plat = {
+#if defined(CONFIG_MUSB_HOST)
+       .mode           = MUSB_HOST,
+#elif defined(CONFIG_MUSB_GADGET)
+       .mode           = MUSB_PERIPHERAL,
+#else
+#error "Please define either CONFIG_MUSB_HOST or CONFIG_MUSB_GADGET"
+#endif
+       .config         = &musb_config,
+       .power          = 250,
+       .platform_ops   = &am35x_ops,
+       .board_data     = &musb_board_data,
+};
+
+static void am3517_evm_musb_init(void)
+{
+       /*
+        * Set up USB clock/mode in the DEVCONF2 register.
+        * USB2.0 PHY reference clock is 13 MHz
+        */
+       clrsetbits_le32(&am35x_scm_general_regs->devconf2,
+                       CONF2_REFFREQ | CONF2_OTGMODE | CONF2_PHY_GPIOMODE,
+                       CONF2_REFFREQ_13MHZ | CONF2_SESENDEN |
+                       CONF2_VBDTCTEN | CONF2_DATPOL);
+
+       musb_register(&musb_plat, &musb_board_data,
+                       (void *)AM35XX_IPSS_USBOTGSS_BASE);
+}
+#else
+#define am3517_evm_musb_init() do {} while (0)
+#endif
+
 /*
  * Routine: misc_init_r
  * Description: Init i2c, ethernet, etc... (done here so udelay works)
@@ -62,6 +116,8 @@ int misc_init_r(void)
 
        dieid_num_r();
 
+       am3517_evm_musb_init();
+
        return 0;
 }
 
@@ -83,3 +139,21 @@ int board_mmc_init(bd_t *bis)
        return 0;
 }
 #endif
+
+#if defined(CONFIG_USB_ETHER) && defined(CONFIG_MUSB_GADGET)
+int board_eth_init(bd_t *bis)
+{
+       int rv, n = 0;
+
+       rv = cpu_eth_init(bis);
+       if (rv > 0)
+               n += rv;
+
+       rv = usb_eth_initialize(bis);
+       if (rv > 0)
+               n += rv;
+
+       return n;
+}
+#endif
+
index ce71d1335c58ebd1bc4480b9f1c74b45e8eba972..9484e55290554372bc06882321826bfa78f576f0 100644 (file)
 
 /*
  * USB configuration
- * Enable CONFIG_MUSB_HCD for Host functionalities MSC, keyboard
- * Enable CONFIG_MUSB_UDC for Device functionalities.
+ * Enable CONFIG_MUSB_HOST for Host functionalities MSC, keyboard
+ * Enable CONFIG_MUSB_GADGET for Device functionalities.
  */
-#define CONFIG_USB_AM35X               1
-#define CONFIG_MUSB_HCD                        1
+#define CONFIG_USB_MUSB_AM35X
+#define CONFIG_MUSB_HOST
+#define CONFIG_MUSB_PIO_ONLY
 
-#ifdef CONFIG_USB_AM35X
+#ifdef CONFIG_USB_MUSB_AM35X
 
-#ifdef CONFIG_MUSB_HCD
+#ifdef CONFIG_MUSB_HOST
 #define CONFIG_CMD_USB
 
 #define CONFIG_USB_STORAGE
 #define CONFIG_PREBOOT "usb start"
 #endif /* CONFIG_USB_KEYBOARD */
 
-#endif /* CONFIG_MUSB_HCD */
-
-#ifdef CONFIG_MUSB_UDC
-/* USB device configuration */
-#define CONFIG_USB_DEVICE              1
-#define CONFIG_USB_TTY                 1
-#define CONFIG_SYS_CONSOLE_IS_IN_ENV   1
-/* Change these to suit your needs */
-#define CONFIG_USBD_VENDORID           0x0451
-#define CONFIG_USBD_PRODUCTID          0x5678
-#define CONFIG_USBD_MANUFACTURER       "Texas Instruments"
-#define CONFIG_USBD_PRODUCT_NAME       "AM3517EVM"
-#endif /* CONFIG_MUSB_UDC */
-
-#endif /* CONFIG_USB_AM35X */
+#endif /* CONFIG_MUSB_HOST */
+
+#ifdef CONFIG_MUSB_GADGET
+#define CONFIG_USB_GADGET_DUALSPEED
+#define CONFIG_USB_ETHER
+#define CONFIG_USB_ETH_RNDIS
+#endif /* CONFIG_MUSB_GADGET */
+
+#endif /* CONFIG_USB_MUSB_AM35X */
 
 /* commands to include */
 #include <config_cmd_default.h>