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authorJiri Kosina <jkosina@suse.cz>2011-07-11 16:15:48 +0400
committerJiri Kosina <jkosina@suse.cz>2011-07-11 16:15:55 +0400
commitb7e9c223be8ce335e30f2cf6ba588e6a4092275c (patch)
tree2d1e3b75606abc18df7ad65e51ac3f90cd68b38d /drivers/mfd
parentc172d82500a6cf3c32d1e650722a1055d72ce858 (diff)
parente3bbfa78bab125f58b831b5f7f45b5a305091d72 (diff)
downloadlinux-b7e9c223be8ce335e30f2cf6ba588e6a4092275c.tar.xz
Merge branch 'master' into for-next
Sync with Linus' tree to be able to apply pending patches that are based on newer code already present upstream.
Diffstat (limited to 'drivers/mfd')
-rw-r--r--drivers/mfd/Kconfig3
-rw-r--r--drivers/mfd/Makefile1
-rw-r--r--drivers/mfd/asic3.c1
-rw-r--r--drivers/mfd/htc-pasic3.c1
-rw-r--r--drivers/mfd/omap-usb-host.c131
-rw-r--r--drivers/mfd/tps65911-comparator.c2
6 files changed, 129 insertions, 10 deletions
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index 0f09c057e796..6ca938a6bf94 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -728,6 +728,9 @@ config MFD_TPS65910
if you say yes here you get support for the TPS65910 series of
Power Management chips.
+config TPS65911_COMPARATOR
+ tristate
+
endif # MFD_SUPPORT
menu "Multimedia Capabilities Port drivers"
diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile
index efe3cc33ed92..d7d47d2a4c76 100644
--- a/drivers/mfd/Makefile
+++ b/drivers/mfd/Makefile
@@ -94,3 +94,4 @@ obj-$(CONFIG_MFD_OMAP_USB_HOST) += omap-usb-host.o
obj-$(CONFIG_MFD_PM8921_CORE) += pm8921-core.o
obj-$(CONFIG_MFD_PM8XXX_IRQ) += pm8xxx-irq.o
obj-$(CONFIG_MFD_TPS65910) += tps65910.o tps65910-irq.o
+obj-$(CONFIG_TPS65911_COMPARATOR) += tps65911-comparator.o
diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c
index c27fd1fc3b86..c71ae09430c5 100644
--- a/drivers/mfd/asic3.c
+++ b/drivers/mfd/asic3.c
@@ -619,6 +619,7 @@ static void asic3_clk_disable(struct asic3 *asic, struct asic3_clk *clk)
/* MFD cells (SPI, PWM, LED, DS1WM, MMC) */
static struct ds1wm_driver_data ds1wm_pdata = {
.active_high = 1,
+ .reset_recover_delay = 1,
};
static struct resource ds1wm_resources[] = {
diff --git a/drivers/mfd/htc-pasic3.c b/drivers/mfd/htc-pasic3.c
index 2808bd125d13..04c7093d6499 100644
--- a/drivers/mfd/htc-pasic3.c
+++ b/drivers/mfd/htc-pasic3.c
@@ -99,6 +99,7 @@ static int ds1wm_disable(struct platform_device *pdev)
static struct ds1wm_driver_data ds1wm_pdata = {
.active_high = 0,
+ .reset_recover_delay = 1,
};
static struct resource ds1wm_resources[] __initdata = {
diff --git a/drivers/mfd/omap-usb-host.c b/drivers/mfd/omap-usb-host.c
index 855219526ccb..1717144fe7f4 100644
--- a/drivers/mfd/omap-usb-host.c
+++ b/drivers/mfd/omap-usb-host.c
@@ -26,7 +26,6 @@
#include <linux/spinlock.h>
#include <linux/gpio.h>
#include <plat/usb.h>
-#include <linux/pm_runtime.h>
#define USBHS_DRIVER_NAME "usbhs-omap"
#define OMAP_EHCI_DEVICE "ehci-omap"
@@ -147,6 +146,9 @@
struct usbhs_hcd_omap {
+ struct clk *usbhost_ick;
+ struct clk *usbhost_hs_fck;
+ struct clk *usbhost_fs_fck;
struct clk *xclk60mhsp1_ck;
struct clk *xclk60mhsp2_ck;
struct clk *utmi_p1_fck;
@@ -156,6 +158,8 @@ struct usbhs_hcd_omap {
struct clk *usbhost_p2_fck;
struct clk *usbtll_p2_fck;
struct clk *init_60m_fclk;
+ struct clk *usbtll_fck;
+ struct clk *usbtll_ick;
void __iomem *uhh_base;
void __iomem *tll_base;
@@ -349,13 +353,46 @@ static int __devinit usbhs_omap_probe(struct platform_device *pdev)
omap->platdata.ehci_data = pdata->ehci_data;
omap->platdata.ohci_data = pdata->ohci_data;
- pm_runtime_enable(&pdev->dev);
+ omap->usbhost_ick = clk_get(dev, "usbhost_ick");
+ if (IS_ERR(omap->usbhost_ick)) {
+ ret = PTR_ERR(omap->usbhost_ick);
+ dev_err(dev, "usbhost_ick failed error:%d\n", ret);
+ goto err_end;
+ }
+
+ omap->usbhost_hs_fck = clk_get(dev, "hs_fck");
+ if (IS_ERR(omap->usbhost_hs_fck)) {
+ ret = PTR_ERR(omap->usbhost_hs_fck);
+ dev_err(dev, "usbhost_hs_fck failed error:%d\n", ret);
+ goto err_usbhost_ick;
+ }
+
+ omap->usbhost_fs_fck = clk_get(dev, "fs_fck");
+ if (IS_ERR(omap->usbhost_fs_fck)) {
+ ret = PTR_ERR(omap->usbhost_fs_fck);
+ dev_err(dev, "usbhost_fs_fck failed error:%d\n", ret);
+ goto err_usbhost_hs_fck;
+ }
+
+ omap->usbtll_fck = clk_get(dev, "usbtll_fck");
+ if (IS_ERR(omap->usbtll_fck)) {
+ ret = PTR_ERR(omap->usbtll_fck);
+ dev_err(dev, "usbtll_fck failed error:%d\n", ret);
+ goto err_usbhost_fs_fck;
+ }
+
+ omap->usbtll_ick = clk_get(dev, "usbtll_ick");
+ if (IS_ERR(omap->usbtll_ick)) {
+ ret = PTR_ERR(omap->usbtll_ick);
+ dev_err(dev, "usbtll_ick failed error:%d\n", ret);
+ goto err_usbtll_fck;
+ }
omap->utmi_p1_fck = clk_get(dev, "utmi_p1_gfclk");
if (IS_ERR(omap->utmi_p1_fck)) {
ret = PTR_ERR(omap->utmi_p1_fck);
dev_err(dev, "utmi_p1_gfclk failed error:%d\n", ret);
- goto err_end;
+ goto err_usbtll_ick;
}
omap->xclk60mhsp1_ck = clk_get(dev, "xclk60mhsp1_ck");
@@ -485,8 +522,22 @@ err_xclk60mhsp1_ck:
err_utmi_p1_fck:
clk_put(omap->utmi_p1_fck);
+err_usbtll_ick:
+ clk_put(omap->usbtll_ick);
+
+err_usbtll_fck:
+ clk_put(omap->usbtll_fck);
+
+err_usbhost_fs_fck:
+ clk_put(omap->usbhost_fs_fck);
+
+err_usbhost_hs_fck:
+ clk_put(omap->usbhost_hs_fck);
+
+err_usbhost_ick:
+ clk_put(omap->usbhost_ick);
+
err_end:
- pm_runtime_disable(&pdev->dev);
kfree(omap);
end_probe:
@@ -520,7 +571,11 @@ static int __devexit usbhs_omap_remove(struct platform_device *pdev)
clk_put(omap->utmi_p2_fck);
clk_put(omap->xclk60mhsp1_ck);
clk_put(omap->utmi_p1_fck);
- pm_runtime_disable(&pdev->dev);
+ clk_put(omap->usbtll_ick);
+ clk_put(omap->usbtll_fck);
+ clk_put(omap->usbhost_fs_fck);
+ clk_put(omap->usbhost_hs_fck);
+ clk_put(omap->usbhost_ick);
kfree(omap);
return 0;
@@ -640,6 +695,7 @@ static int usbhs_enable(struct device *dev)
struct usbhs_omap_platform_data *pdata = &omap->platdata;
unsigned long flags = 0;
int ret = 0;
+ unsigned long timeout;
unsigned reg;
dev_dbg(dev, "starting TI HSUSB Controller\n");
@@ -652,7 +708,11 @@ static int usbhs_enable(struct device *dev)
if (omap->count > 0)
goto end_count;
- pm_runtime_get_sync(dev);
+ clk_enable(omap->usbhost_ick);
+ clk_enable(omap->usbhost_hs_fck);
+ clk_enable(omap->usbhost_fs_fck);
+ clk_enable(omap->usbtll_fck);
+ clk_enable(omap->usbtll_ick);
if (pdata->ehci_data->phy_reset) {
if (gpio_is_valid(pdata->ehci_data->reset_gpio_port[0])) {
@@ -676,6 +736,50 @@ static int usbhs_enable(struct device *dev)
omap->usbhs_rev = usbhs_read(omap->uhh_base, OMAP_UHH_REVISION);
dev_dbg(dev, "OMAP UHH_REVISION 0x%x\n", omap->usbhs_rev);
+ /* perform TLL soft reset, and wait until reset is complete */
+ usbhs_write(omap->tll_base, OMAP_USBTLL_SYSCONFIG,
+ OMAP_USBTLL_SYSCONFIG_SOFTRESET);
+
+ /* Wait for TLL reset to complete */
+ timeout = jiffies + msecs_to_jiffies(1000);
+ while (!(usbhs_read(omap->tll_base, OMAP_USBTLL_SYSSTATUS)
+ & OMAP_USBTLL_SYSSTATUS_RESETDONE)) {
+ cpu_relax();
+
+ if (time_after(jiffies, timeout)) {
+ dev_dbg(dev, "operation timed out\n");
+ ret = -EINVAL;
+ goto err_tll;
+ }
+ }
+
+ dev_dbg(dev, "TLL RESET DONE\n");
+
+ /* (1<<3) = no idle mode only for initial debugging */
+ usbhs_write(omap->tll_base, OMAP_USBTLL_SYSCONFIG,
+ OMAP_USBTLL_SYSCONFIG_ENAWAKEUP |
+ OMAP_USBTLL_SYSCONFIG_SIDLEMODE |
+ OMAP_USBTLL_SYSCONFIG_AUTOIDLE);
+
+ /* Put UHH in NoIdle/NoStandby mode */
+ reg = usbhs_read(omap->uhh_base, OMAP_UHH_SYSCONFIG);
+ if (is_omap_usbhs_rev1(omap)) {
+ reg |= (OMAP_UHH_SYSCONFIG_ENAWAKEUP
+ | OMAP_UHH_SYSCONFIG_SIDLEMODE
+ | OMAP_UHH_SYSCONFIG_CACTIVITY
+ | OMAP_UHH_SYSCONFIG_MIDLEMODE);
+ reg &= ~OMAP_UHH_SYSCONFIG_AUTOIDLE;
+
+
+ } else if (is_omap_usbhs_rev2(omap)) {
+ reg &= ~OMAP4_UHH_SYSCONFIG_IDLEMODE_CLEAR;
+ reg |= OMAP4_UHH_SYSCONFIG_NOIDLE;
+ reg &= ~OMAP4_UHH_SYSCONFIG_STDBYMODE_CLEAR;
+ reg |= OMAP4_UHH_SYSCONFIG_NOSTDBY;
+ }
+
+ usbhs_write(omap->uhh_base, OMAP_UHH_SYSCONFIG, reg);
+
reg = usbhs_read(omap->uhh_base, OMAP_UHH_HOSTCONFIG);
/* setup ULPI bypass and burst configurations */
reg |= (OMAP_UHH_HOSTCONFIG_INCR4_BURST_EN
@@ -815,8 +919,6 @@ end_count:
return 0;
err_tll:
- pm_runtime_put_sync(dev);
- spin_unlock_irqrestore(&omap->lock, flags);
if (pdata->ehci_data->phy_reset) {
if (gpio_is_valid(pdata->ehci_data->reset_gpio_port[0]))
gpio_free(pdata->ehci_data->reset_gpio_port[0]);
@@ -824,6 +926,13 @@ err_tll:
if (gpio_is_valid(pdata->ehci_data->reset_gpio_port[1]))
gpio_free(pdata->ehci_data->reset_gpio_port[1]);
}
+
+ clk_disable(omap->usbtll_ick);
+ clk_disable(omap->usbtll_fck);
+ clk_disable(omap->usbhost_fs_fck);
+ clk_disable(omap->usbhost_hs_fck);
+ clk_disable(omap->usbhost_ick);
+ spin_unlock_irqrestore(&omap->lock, flags);
return ret;
}
@@ -896,7 +1005,11 @@ static void usbhs_disable(struct device *dev)
clk_disable(omap->utmi_p1_fck);
}
- pm_runtime_put_sync(dev);
+ clk_disable(omap->usbtll_ick);
+ clk_disable(omap->usbtll_fck);
+ clk_disable(omap->usbhost_fs_fck);
+ clk_disable(omap->usbhost_hs_fck);
+ clk_disable(omap->usbhost_ick);
/* The gpio_free migh sleep; so unlock the spinlock */
spin_unlock_irqrestore(&omap->lock, flags);
diff --git a/drivers/mfd/tps65911-comparator.c b/drivers/mfd/tps65911-comparator.c
index 3d2dc56a3d40..283ac6759757 100644
--- a/drivers/mfd/tps65911-comparator.c
+++ b/drivers/mfd/tps65911-comparator.c
@@ -125,7 +125,7 @@ static DEVICE_ATTR(comp2_threshold, S_IRUGO, comp_threshold_show, NULL);
static __devinit int tps65911_comparator_probe(struct platform_device *pdev)
{
struct tps65910 *tps65910 = dev_get_drvdata(pdev->dev.parent);
- struct tps65910_platform_data *pdata = dev_get_platdata(tps65910->dev);
+ struct tps65910_board *pdata = dev_get_platdata(tps65910->dev);
int ret;
ret = comp_threshold_set(tps65910, COMP1, pdata->vmbch_threshold);