5 files changed, 24 insertions, 5 deletions

diff --git a/arch/arm/mach-mx3/mach-vpr200.c b/arch/arm/mach-mx3/mach-vpr200.c
index 2cf390fbd98..47a69cbc31a 100644
--- a/arch/arm/mach-mx3/mach-vpr200.c
+++ b/arch/arm/mach-mx3/mach-vpr200.c
@@ -257,11 +257,16 @@ static const struct fsl_usb2_platform_data otg_device_pdata __initconst = {
         .workaround     = FLS_USB2_WORKAROUND_ENGCM09152,
 };
 
+static int vpr200_usbh_init(struct platform_device *pdev)
+{
+        return mx35_initialize_usb_hw(pdev->id,
+                        MXC_EHCI_INTERFACE_SINGLE_UNI | MXC_EHCI_INTERNAL_PHY);
+}
+
 /* USB HOST config */
 static const struct mxc_usbh_platform_data usb_host_pdata __initconst = {
-        .portsc         = MXC_EHCI_MODE_SERIAL,
-        .flags          = MXC_EHCI_INTERFACE_SINGLE_UNI |
-                          MXC_EHCI_INTERNAL_PHY,
+        .init = vpr200_usbh_init,
+        .portsc = MXC_EHCI_MODE_SERIAL,
 };
 
 static struct platform_device *devices[] __initdata = {
diff --git a/arch/arm/mach-mx5/board-mx53_loco.c b/arch/arm/mach-mx5/board-mx53_loco.c
index 10a1bea1054..6206b1191fe 100644
--- a/arch/arm/mach-mx5/board-mx53_loco.c
+++ b/arch/arm/mach-mx5/board-mx53_loco.c
@@ -193,7 +193,7 @@ static iomux_v3_cfg_t mx53_loco_pads[] = {
         .wakeup         = wake,                                 \
 }
 
-static const struct gpio_keys_button loco_buttons[] __initconst = {
+static struct gpio_keys_button loco_buttons[] = {
         GPIO_BUTTON(MX53_LOCO_POWER, KEY_POWER, 1, "power", 0),
         GPIO_BUTTON(MX53_LOCO_UI1, KEY_VOLUMEUP, 1, "volume-up", 0),
         GPIO_BUTTON(MX53_LOCO_UI2, KEY_VOLUMEDOWN, 1, "volume-down", 0),
diff --git a/arch/arm/mach-mxs/clock-mx28.c b/arch/arm/mach-mxs/clock-mx28.c
index 1ad97fed1e9..5dcc59d5b9e 100644
--- a/arch/arm/mach-mxs/clock-mx28.c
+++ b/arch/arm/mach-mxs/clock-mx28.c
@@ -295,11 +295,11 @@ static int name##_set_rate(struct clk *clk, unsigned long rate)		\
         unsigned long diff, parent_rate, calc_rate;                     \
         int i;                                                          \
                                                                         \
-        parent_rate = clk_get_rate(clk->parent);                        \
         div_max = BM_CLKCTRL_##dr##_DIV >> BP_CLKCTRL_##dr##_DIV;       \
         bm_busy = BM_CLKCTRL_##dr##_BUSY;                               \
                                                                         \
         if (clk->parent == &ref_xtal_clk) {                             \
+                parent_rate = clk_get_rate(clk->parent);                \
                 div = DIV_ROUND_UP(parent_rate, rate);                  \
                 if (clk == &cpu_clk) {                                  \
                         div_max = BM_CLKCTRL_CPU_DIV_XTAL >>            \
@@ -309,6 +309,11 @@ static int name##_set_rate(struct clk *clk, unsigned long rate)		\
                 if (div == 0 || div > div_max)                          \
                         return -EINVAL;                                 \
         } else {                                                        \
+                /*                                                      \
+                 * hack alert: this block modifies clk->parent, too,    \
+                 * so the base to use it the grand parent.              \
+                 */                                                     \
+                parent_rate = clk_get_rate(clk->parent->parent);        \
                 rate >>= PARENT_RATE_SHIFT;                             \
                 parent_rate >>= PARENT_RATE_SHIFT;                      \
                 diff = parent_rate;                                     \
diff --git a/arch/arm/plat-mxc/gpio.c b/arch/arm/plat-mxc/gpio.c
index 7a107246fd9..6cd6d7f686f 100644
--- a/arch/arm/plat-mxc/gpio.c
+++ b/arch/arm/plat-mxc/gpio.c
@@ -295,6 +295,12 @@ static int mxc_gpio_direction_output(struct gpio_chip *chip,
         return 0;
 }
 
+/*
+ * This lock class tells lockdep that GPIO irqs are in a different
+ * category than their parents, so it won't report false recursion.
+ */
+static struct lock_class_key gpio_lock_class;
+
 int __init mxc_gpio_init(struct mxc_gpio_port *port, int cnt)
 {
         int i, j;
@@ -311,6 +317,7 @@ int __init mxc_gpio_init(struct mxc_gpio_port *port, int cnt)
                 __raw_writel(~0, port[i].base + GPIO_ISR);
                 for (j = port[i].virtual_irq_start;
                         j < port[i].virtual_irq_start + 32; j++) {
+                        irq_set_lockdep_class(j, &gpio_lock_class);
                         irq_set_chip_and_handler(j, &gpio_irq_chip,
                                                  handle_level_irq);
                         set_irq_flags(j, IRQF_VALID);
diff --git a/arch/arm/plat-mxc/ssi-fiq.S b/arch/arm/plat-mxc/ssi-fiq.S
index 4ddce565b35..8397a2dd19f 100644
--- a/arch/arm/plat-mxc/ssi-fiq.S
+++ b/arch/arm/plat-mxc/ssi-fiq.S
@@ -124,6 +124,8 @@ imx_ssi_fiq_start:
 1:
                 @ return from FIQ
                 subs    pc, lr, #4
+
+                .align
 imx_ssi_fiq_base:
                 .word 0x0
 imx_ssi_fiq_rx_buffer: