CLK("omap-aes", "ick", &aes_ick, CK_243X),
CLK(NULL, "pka_ick", &pka_ick, CK_243X),
CLK(NULL, "usb_fck", &usb_fck, CK_243X),
- CLK("musb-hdrc", "ick", &usbhs_ick, CK_243X),
+ CLK("musb-omap2430", "ick", &usbhs_ick, CK_243X),
CLK("mmci-omap-hs.0", "ick", &mmchs1_ick, CK_243X),
CLK("mmci-omap-hs.0", "fck", &mmchs1_fck, CK_243X),
CLK("mmci-omap-hs.1", "ick", &mmchs2_ick, CK_243X),
CLK(NULL, "ssi_sst_fck", &ssi_sst_fck_3430es1, CK_3430ES1),
CLK(NULL, "ssi_sst_fck", &ssi_sst_fck_3430es2, CK_3430ES2),
CLK(NULL, "core_l3_ick", &core_l3_ick, CK_3XXX),
- CLK("musb-hdrc", "ick", &hsotgusb_ick_3430es1, CK_3430ES1),
- CLK("musb-hdrc", "ick", &hsotgusb_ick_3430es2, CK_3430ES2),
+ CLK("musb-omap2430", "ick", &hsotgusb_ick_3430es1, CK_3430ES1),
+ CLK("musb-omap2430", "ick", &hsotgusb_ick_3430es2, CK_3430ES2),
CLK(NULL, "sdrc_ick", &sdrc_ick, CK_3XXX),
CLK(NULL, "gpmc_fck", &gpmc_fck, CK_3XXX),
CLK(NULL, "security_l3_ick", &security_l3_ick, CK_343X),
CLK("davinci_emac", "phy_clk", &emac_fck, CK_AM35XX),
CLK("vpfe-capture", "master", &vpfe_ick, CK_AM35XX),
CLK("vpfe-capture", "slave", &vpfe_fck, CK_AM35XX),
- CLK("musb-hdrc", "ick", &hsotgusb_ick_am35xx, CK_AM35XX),
- CLK("musb-hdrc", "fck", &hsotgusb_fck_am35xx, CK_AM35XX),
+ CLK("musb-am35x", "ick", &hsotgusb_ick_am35xx, CK_AM35XX),
+ CLK("musb-am35x", "fck", &hsotgusb_fck_am35xx, CK_AM35XX),
CLK(NULL, "hecc_ck", &hecc_ck, CK_AM35XX),
CLK(NULL, "uart4_ick", &uart4_ick_am35xx, CK_AM35XX),
};
CLK("ehci-omap.0", "usbhost_ick", &dummy_ck, CK_443X),
CLK(NULL, "otg_60m_gfclk", &otg_60m_gfclk, CK_443X),
CLK(NULL, "usb_otg_hs_xclk", &usb_otg_hs_xclk, CK_443X),
- CLK("musb-hdrc", "ick", &usb_otg_hs_ick, CK_443X),
+ CLK("musb-omap2430", "ick", &usb_otg_hs_ick, CK_443X),
CLK(NULL, "usb_phy_cm_clk32k", &usb_phy_cm_clk32k, CK_443X),
CLK(NULL, "usb_tll_hs_usb_ch2_clk", &usb_tll_hs_usb_ch2_clk, CK_443X),
CLK(NULL, "usb_tll_hs_usb_ch0_clk", &usb_tll_hs_usb_ch0_clk, CK_443X),
struct am35x_glue {
struct device *dev;
struct platform_device *musb;
+ struct clk *phy_clk;
+ struct clk *clk;
};
static inline void phy_on(void)
{
void __iomem *reg_base = musb->ctrl_base;
u32 rev, lvl_intr, sw_reset;
- int status;
musb->mregs += USB_MENTOR_CORE_OFFSET;
- clk_enable(musb->clock);
- DBG(2, "musb->clock=%lud\n", clk_get_rate(musb->clock));
-
- musb->phy_clock = clk_get(musb->controller, "fck");
- if (IS_ERR(musb->phy_clock)) {
- status = PTR_ERR(musb->phy_clock);
- goto exit0;
- }
- clk_enable(musb->phy_clock);
- DBG(2, "musb->phy_clock=%lud\n", clk_get_rate(musb->phy_clock));
-
/* Returns zero if e.g. not clocked */
rev = musb_readl(reg_base, USB_REVISION_REG);
- if (!rev) {
- status = -ENODEV;
- goto exit1;
- }
+ if (!rev)
+ return -ENODEV;
usb_nop_xceiv_register();
musb->xceiv = otg_get_transceiver();
- if (!musb->xceiv) {
- status = -ENODEV;
- goto exit1;
- }
+ if (!musb->xceiv)
+ return -ENODEV;
if (is_host_enabled(musb))
setup_timer(&otg_workaround, otg_timer, (unsigned long) musb);
lvl_intr = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
lvl_intr |= AM35XX_USBOTGSS_INT_CLR;
omap_ctrl_writel(lvl_intr, AM35XX_CONTROL_LVL_INTR_CLEAR);
+
return 0;
-exit1:
- clk_disable(musb->phy_clock);
- clk_put(musb->phy_clock);
-exit0:
- clk_disable(musb->clock);
- return status;
}
static int am35x_musb_exit(struct musb *musb)
otg_put_transceiver(musb->xceiv);
usb_nop_xceiv_unregister();
- clk_disable(musb->clock);
-
- clk_disable(musb->phy_clock);
- clk_put(musb->phy_clock);
-
return 0;
}
struct platform_device *musb;
struct am35x_glue *glue;
+ struct clk *phy_clk;
+ struct clk *clk;
+
int ret = -ENOMEM;
glue = kzalloc(sizeof(*glue), GFP_KERNEL);
goto err1;
}
+ phy_clk = clk_get(&pdev->dev, "fck");
+ if (IS_ERR(phy_clk)) {
+ dev_err(&pdev->dev, "failed to get PHY clock\n");
+ ret = PTR_ERR(phy_clk);
+ goto err2;
+ }
+
+ clk = clk_get(&pdev->dev, "ick");
+ if (IS_ERR(clk)) {
+ dev_err(&pdev->dev, "failed to get clock\n");
+ ret = PTR_ERR(clk);
+ goto err3;
+ }
+
+ ret = clk_enable(phy_clk);
+ if (ret) {
+ dev_err(&pdev->dev, "failed to enable PHY clock\n");
+ goto err4;
+ }
+
+ ret = clk_enable(clk);
+ if (ret) {
+ dev_err(&pdev->dev, "failed to enable clock\n");
+ goto err5;
+ }
+
musb->dev.parent = &pdev->dev;
musb->dev.dma_mask = &am35x_dmamask;
musb->dev.coherent_dma_mask = am35x_dmamask;
glue->dev = &pdev->dev;
glue->musb = musb;
+ glue->phy_clk = phy_clk;
+ glue->clk = clk;
pdata->platform_ops = &am35x_ops;
pdev->num_resources);
if (ret) {
dev_err(&pdev->dev, "failed to add resources\n");
- goto err2;
+ goto err6;
}
ret = platform_device_add_data(musb, pdata, sizeof(*pdata));
if (ret) {
dev_err(&pdev->dev, "failed to add platform_data\n");
- goto err2;
+ goto err6;
}
ret = platform_device_add(musb);
if (ret) {
dev_err(&pdev->dev, "failed to register musb device\n");
- goto err2;
+ goto err6;
}
return 0;
+err6:
+ clk_disable(clk);
+
+err5:
+ clk_disable(phy_clk);
+
+err4:
+ clk_put(clk);
+
+err3:
+ clk_put(phy_clk);
+
err2:
platform_device_put(musb);
platform_device_del(glue->musb);
platform_device_put(glue->musb);
+ clk_disable(glue->clk);
+ clk_disable(glue->phy_clk);
+ clk_put(glue->clk);
+ clk_put(glue->phy_clk);
kfree(glue);
return 0;
struct da8xx_glue {
struct device *dev;
struct platform_device *musb;
+ struct clk *clk;
};
/*
musb->mregs += DA8XX_MENTOR_CORE_OFFSET;
- clk_enable(musb->clock);
-
/* Returns zero if e.g. not clocked */
rev = musb_readl(reg_base, DA8XX_USB_REVISION_REG);
if (!rev)
musb->isr = da8xx_musb_interrupt;
return 0;
fail:
- clk_disable(musb->clock);
return -ENODEV;
}
otg_put_transceiver(musb->xceiv);
usb_nop_xceiv_unregister();
- clk_disable(musb->clock);
-
return 0;
}
struct platform_device *musb;
struct da8xx_glue *glue;
+ struct clk *clk;
+
int ret = -ENOMEM;
glue = kzalloc(sizeof(*glue), GFP_KERNEL);
goto err1;
}
+ clk = clk_get(&pdev->dev, "usb20");
+ if (IS_ERR(clk)) {
+ dev_err(&pdev->dev, "failed to get clock\n");
+ ret = PTR_ERR(clk);
+ goto err2;
+ }
+
+ ret = clk_enable(clk);
+ if (ret) {
+ dev_err(&pdev->dev, "failed to enable clock\n");
+ goto err3;
+ }
+
musb->dev.parent = &pdev->dev;
musb->dev.dma_mask = &da8xx_dmamask;
musb->dev.coherent_dma_mask = da8xx_dmamask;
glue->dev = &pdev->dev;
glue->musb = musb;
+ glue->clk = clk;
pdata->platform_ops = &da8xx_ops;
pdev->num_resources);
if (ret) {
dev_err(&pdev->dev, "failed to add resources\n");
- goto err2;
+ goto err4;
}
ret = platform_device_add_data(musb, pdata, sizeof(*pdata));
if (ret) {
dev_err(&pdev->dev, "failed to add platform_data\n");
- goto err2;
+ goto err4;
}
ret = platform_device_add(musb);
if (ret) {
dev_err(&pdev->dev, "failed to register musb device\n");
- goto err2;
+ goto err4;
}
return 0;
+err4:
+ clk_disable(clk);
+
+err3:
+ clk_put(clk);
+
err2:
platform_device_put(musb);
platform_device_del(glue->musb);
platform_device_put(glue->musb);
+ clk_disable(glue->clk);
+ clk_put(glue->clk);
kfree(glue);
return 0;
struct davinci_glue {
struct device *dev;
struct platform_device *musb;
+ struct clk *clk;
};
/* REVISIT (PM) we should be able to keep the PHY in low power mode most
musb->mregs += DAVINCI_BASE_OFFSET;
- clk_enable(musb->clock);
-
/* returns zero if e.g. not clocked */
revision = musb_readl(tibase, DAVINCI_USB_VERSION_REG);
if (revision == 0)
return 0;
fail:
- clk_disable(musb->clock);
-
otg_put_transceiver(musb->xceiv);
usb_nop_xceiv_unregister();
return -ENODEV;
phy_off();
- clk_disable(musb->clock);
-
otg_put_transceiver(musb->xceiv);
usb_nop_xceiv_unregister();
struct musb_hdrc_platform_data *pdata = pdev->dev.platform_data;
struct platform_device *musb;
struct davinci_glue *glue;
+ struct clk *clk;
int ret = -ENOMEM;
goto err1;
}
+ clk = clk_get(&pdev->dev, "usb");
+ if (IS_ERR(clk)) {
+ dev_err(&pdev->dev, "failed to get clock\n");
+ ret = PTR_ERR(clk);
+ goto err2;
+ }
+
+ ret = clk_enable(clk);
+ if (ret) {
+ dev_err(&pdev->dev, "failed to enable clock\n");
+ goto err3;
+ }
+
musb->dev.parent = &pdev->dev;
musb->dev.dma_mask = &davinci_dmamask;
musb->dev.coherent_dma_mask = davinci_dmamask;
glue->dev = &pdev->dev;
glue->musb = musb;
+ glue->clk = clk;
pdata->platform_ops = &davinci_ops;
pdev->num_resources);
if (ret) {
dev_err(&pdev->dev, "failed to add resources\n");
- goto err2;
+ goto err4;
}
ret = platform_device_add_data(musb, pdata, sizeof(*pdata));
if (ret) {
dev_err(&pdev->dev, "failed to add platform_data\n");
- goto err2;
+ goto err4;
}
ret = platform_device_add(musb);
if (ret) {
dev_err(&pdev->dev, "failed to register musb device\n");
- goto err2;
+ goto err4;
}
return 0;
+err4:
+ clk_disable(clk);
+
+err3:
+ clk_put(clk);
+
err2:
platform_device_put(musb);
platform_device_del(glue->musb);
platform_device_put(glue->musb);
+ clk_disable(glue->clk);
+ clk_put(glue->clk);
kfree(glue);
return 0;
spin_lock_irqsave(&musb->lock, flags);
musb_platform_disable(musb);
musb_generic_disable(musb);
- if (musb->clock)
- clk_put(musb->clock);
spin_unlock_irqrestore(&musb->lock, flags);
/* FIXME power down */
spin_lock_init(&musb->lock);
musb->board_mode = plat->mode;
musb->board_set_power = plat->set_power;
- musb->set_clock = plat->set_clock;
musb->min_power = plat->min_power;
musb->ops = plat->platform_ops;
- /* Clock usage is chip-specific ... functional clock (DaVinci,
- * OMAP2430), or PHY ref (some TUSB6010 boards). All this core
- * code does is make sure a clock handle is available; platform
- * code manages it during start/stop and suspend/resume.
- */
- if (plat->clock) {
- musb->clock = clk_get(dev, plat->clock);
- if (IS_ERR(musb->clock)) {
- status = PTR_ERR(musb->clock);
- musb->clock = NULL;
- goto fail1;
- }
- }
-
/* The musb_platform_init() call:
* - adjusts musb->mregs and musb->isr if needed,
* - may initialize an integrated tranceiver
* - initializes musb->xceiv, usually by otg_get_transceiver()
- * - activates clocks.
* - stops powering VBUS
* - assigns musb->board_set_vbus if host mode is enabled
*
musb->isr = generic_interrupt;
status = musb_platform_init(musb);
if (status < 0)
- goto fail2;
+ goto fail1;
if (!musb->isr) {
status = -ENODEV;
device_init_wakeup(dev, 0);
musb_platform_exit(musb);
-fail2:
- if (musb->clock)
- clk_put(musb->clock);
-
fail1:
dev_err(musb->controller,
"musb_init_controller failed with status %d\n", status);
unsigned long flags;
struct musb *musb = dev_to_musb(&pdev->dev);
- if (!musb->clock)
- return 0;
-
spin_lock_irqsave(&musb->lock, flags);
if (is_peripheral_active(musb)) {
musb_save_context(musb);
- if (musb->set_clock)
- musb->set_clock(musb->clock, 0);
- else
- clk_disable(musb->clock);
spin_unlock_irqrestore(&musb->lock, flags);
return 0;
}
struct platform_device *pdev = to_platform_device(dev);
struct musb *musb = dev_to_musb(&pdev->dev);
- if (!musb->clock)
- return 0;
-
- if (musb->set_clock)
- musb->set_clock(musb->clock, 1);
- else
- clk_enable(musb->clock);
-
musb_restore_context(musb);
/* for static cmos like DaVinci, register values were preserved
struct musb {
/* device lock */
spinlock_t lock;
- struct clk *clock;
- struct clk *phy_clock;
const struct musb_platform_ops *ops;
struct musb_context_registers context;
struct omap2430_glue {
struct device *dev;
struct platform_device *musb;
+ struct clk *clk;
};
static struct timer_list musb_idle_timer;
{
u32 l;
- if (!musb->clock)
- return 0;
-
/* in any role */
l = musb_readl(musb->mregs, OTG_FORCESTDBY);
l |= ENABLEFORCE; /* enable MSTANDBY */
otg_set_suspend(musb->xceiv, 1);
- if (musb->set_clock)
- musb->set_clock(musb->clock, 0);
- else
- clk_disable(musb->clock);
-
return 0;
}
{
u32 l;
- if (!musb->clock)
- return 0;
-
otg_set_suspend(musb->xceiv, 0);
- if (musb->set_clock)
- musb->set_clock(musb->clock, 1);
- else
- clk_enable(musb->clock);
-
l = musb_readl(musb->mregs, OTG_SYSCONFIG);
l &= ~ENABLEWAKEUP; /* disable wakeup */
musb_writel(musb->mregs, OTG_SYSCONFIG, l);
struct musb_hdrc_platform_data *pdata = pdev->dev.platform_data;
struct platform_device *musb;
struct omap2430_glue *glue;
+ struct clk *clk;
int ret = -ENOMEM;
goto err1;
}
+ clk = clk_get(&pdev->dev, "ick");
+ if (IS_ERR(clk)) {
+ dev_err(&pdev->dev, "failed to get clock\n");
+ ret = PTR_ERR(clk);
+ goto err2;
+ }
+
+ ret = clk_enable(clk);
+ if (ret) {
+ dev_err(&pdev->dev, "failed to enable clock\n");
+ goto err3;
+ }
+
musb->dev.parent = &pdev->dev;
musb->dev.dma_mask = &omap2430_dmamask;
musb->dev.coherent_dma_mask = omap2430_dmamask;
glue->dev = &pdev->dev;
glue->musb = musb;
+ glue->clk = clk;
pdata->platform_ops = &omap2430_ops;
pdev->num_resources);
if (ret) {
dev_err(&pdev->dev, "failed to add resources\n");
- goto err2;
+ goto err4;
}
ret = platform_device_add_data(musb, pdata, sizeof(*pdata));
if (ret) {
dev_err(&pdev->dev, "failed to add platform_data\n");
- goto err2;
+ goto err4;
}
ret = platform_device_add(musb);
if (ret) {
dev_err(&pdev->dev, "failed to register musb device\n");
- goto err2;
+ goto err4;
}
return 0;
+err4:
+ clk_disable(clk);
+
+err3:
+ clk_put(clk);
+
err2:
platform_device_put(musb);
platform_device_del(glue->musb);
platform_device_put(glue->musb);
+ clk_disable(glue->clk);
+ clk_put(glue->clk);
kfree(glue);
return 0;
void __iomem *tbase = musb->ctrl_base;
u32 reg;
- /*
- * Keep clock active when enabled. Note that this is not tied to
- * drawing VBUS, as with OTG mA can be less than musb->min_power.
- */
- if (musb->set_clock) {
- if (mA)
- musb->set_clock(musb->clock, 1);
- else
- musb->set_clock(musb->clock, 0);
- }
-
/* tps65030 seems to consume max 100mA, with maybe 60mA available
* (measured on one board) for things other than tps and tusb.
*
devctl = musb_readb(musb->mregs, MUSB_DEVCTL);
if (is_on) {
- if (musb->set_clock)
- musb->set_clock(musb->clock, 1);
timer = OTG_TIMER_MS(OTG_TIME_A_WAIT_VRISE);
musb->xceiv->default_a = 1;
musb->xceiv->state = OTG_STATE_A_WAIT_VRISE;
devctl &= ~MUSB_DEVCTL_SESSION;
conf &= ~TUSB_DEV_CONF_USB_HOST_MODE;
- if (musb->set_clock)
- musb->set_clock(musb->clock, 0);
}
prcm &= ~(TUSB_PRCM_MNGMT_15_SW_EN | TUSB_PRCM_MNGMT_33_SW_EN);
git.openpandora.org / pandora-kernel.git / commitdiff