From 88919ff7bf4d848ae0bb6dab933cc81bb24abc93 Mon Sep 17 00:00:00 2001
From: Ilya Yanok <ilya.yanok@cogentembedded.com>
Date: Tue, 6 Nov 2012 13:48:28 +0000
Subject: am3517_evm: switch to musb-new

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 | 74 +++++++++++++++++++++++++++++++++++++
 1 file changed, 74 insertions(+)

(limited to 'board/logicpd')

diff --git a/board/logicpd/am3517evm/am3517evm.c b/board/logicpd/am3517evm/am3517evm.c
index d316f33cd1..0b3721ed85 100644
--- a/board/logicpd/am3517evm/am3517evm.c
+++ b/board/logicpd/am3517evm/am3517evm.c
@@ -25,12 +25,20 @@
 
 #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
+
-- 
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