summaryrefslogtreecommitdiff
path: root/arch/arm/mach-omap2/usb-musb.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-omap2/usb-musb.c')
-rw-r--r--arch/arm/mach-omap2/usb-musb.c97
1 files changed, 0 insertions, 97 deletions
diff --git a/arch/arm/mach-omap2/usb-musb.c b/arch/arm/mach-omap2/usb-musb.c
index 5298949d4b11..9107883287f6 100644
--- a/arch/arm/mach-omap2/usb-musb.c
+++ b/arch/arm/mach-omap2/usb-musb.c
@@ -30,102 +30,9 @@
#include <mach/irqs.h>
#include <mach/am35xx.h>
#include <plat/usb.h>
-#include "control.h"
#if defined(CONFIG_USB_MUSB_OMAP2PLUS) || defined (CONFIG_USB_MUSB_AM35X)
-static void am35x_musb_reset(void)
-{
- u32 regval;
-
- /* Reset the musb interface */
- regval = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET);
-
- regval |= AM35XX_USBOTGSS_SW_RST;
- omap_ctrl_writel(regval, AM35XX_CONTROL_IP_SW_RESET);
-
- regval &= ~AM35XX_USBOTGSS_SW_RST;
- omap_ctrl_writel(regval, AM35XX_CONTROL_IP_SW_RESET);
-
- regval = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET);
-}
-
-static void am35x_musb_phy_power(u8 on)
-{
- unsigned long timeout = jiffies + msecs_to_jiffies(100);
- u32 devconf2;
-
- if (on) {
- /*
- * Start the on-chip PHY and its PLL.
- */
- devconf2 = omap_ctrl_readl(AM35XX_CONTROL_DEVCONF2);
-
- devconf2 &= ~(CONF2_RESET | CONF2_PHYPWRDN | CONF2_OTGPWRDN);
- devconf2 |= CONF2_PHY_PLLON;
-
- omap_ctrl_writel(devconf2, AM35XX_CONTROL_DEVCONF2);
-
- pr_info(KERN_INFO "Waiting for PHY clock good...\n");
- while (!(omap_ctrl_readl(AM35XX_CONTROL_DEVCONF2)
- & CONF2_PHYCLKGD)) {
- cpu_relax();
-
- if (time_after(jiffies, timeout)) {
- pr_err(KERN_ERR "musb PHY clock good timed out\n");
- break;
- }
- }
- } else {
- /*
- * Power down the on-chip PHY.
- */
- devconf2 = omap_ctrl_readl(AM35XX_CONTROL_DEVCONF2);
-
- devconf2 &= ~CONF2_PHY_PLLON;
- devconf2 |= CONF2_PHYPWRDN | CONF2_OTGPWRDN;
- omap_ctrl_writel(devconf2, AM35XX_CONTROL_DEVCONF2);
- }
-}
-
-static void am35x_musb_clear_irq(void)
-{
- u32 regval;
-
- regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
- regval |= AM35XX_USBOTGSS_INT_CLR;
- omap_ctrl_writel(regval, AM35XX_CONTROL_LVL_INTR_CLEAR);
- regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
-}
-
-static void am35x_musb_set_mode(u8 musb_mode)
-{
- u32 devconf2 = omap_ctrl_readl(AM35XX_CONTROL_DEVCONF2);
-
- devconf2 &= ~CONF2_OTGMODE;
- switch (musb_mode) {
-#ifdef CONFIG_USB_MUSB_HDRC_HCD
- case MUSB_HOST: /* Force VBUS valid, ID = 0 */
- devconf2 |= CONF2_FORCE_HOST;
- break;
-#endif
-#ifdef CONFIG_USB_GADGET_MUSB_HDRC
- case MUSB_PERIPHERAL: /* Force VBUS valid, ID = 1 */
- devconf2 |= CONF2_FORCE_DEVICE;
- break;
-#endif
-#ifdef CONFIG_USB_MUSB_OTG
- case MUSB_OTG: /* Don't override the VBUS/ID comparators */
- devconf2 |= CONF2_NO_OVERRIDE;
- break;
-#endif
- default:
- pr_info(KERN_INFO "Unsupported mode %u\n", musb_mode);
- }
-
- omap_ctrl_writel(devconf2, AM35XX_CONTROL_DEVCONF2);
-}
-
static struct resource musb_resources[] = {
[0] = { /* start and end set dynamically */
.flags = IORESOURCE_MEM,
@@ -189,10 +96,6 @@ void __init usb_musb_init(struct omap_musb_board_data *board_data)
musb_device.name = "musb-am35x";
musb_resources[0].start = AM35XX_IPSS_USBOTGSS_BASE;
musb_resources[1].start = INT_35XX_USBOTG_IRQ;
- board_data->set_phy_power = am35x_musb_phy_power;
- board_data->clear_irq = am35x_musb_clear_irq;
- board_data->set_mode = am35x_musb_set_mode;
- board_data->reset = am35x_musb_reset;
} else if (cpu_is_omap34xx()) {
musb_resources[0].start = OMAP34XX_HSUSB_OTG_BASE;
} else if (cpu_is_omap44xx()) {