Merge branch 'davinci-fixes' of git://gitorious.org/linux-davinci/linux-davinci into...
authorRussell King <rmk+kernel@arm.linux.org.uk>
Wed, 27 Apr 2011 07:44:34 +0000 (08:44 +0100)
committerRussell King <rmk+kernel@arm.linux.org.uk>
Wed, 27 Apr 2011 07:44:34 +0000 (08:44 +0100)
arch/arm/include/asm/cputype.h
arch/arm/include/asm/unistd.h
arch/arm/kernel/calls.S
arch/arm/mach-mx3/mach-vpr200.c
arch/arm/mach-mx5/board-mx53_loco.c
arch/arm/mach-mxs/clock-mx28.c
arch/arm/plat-mxc/gpio.c
arch/arm/plat-mxc/ssi-fiq.S

index ed5bc9e..cd4458f 100644 (file)
@@ -2,6 +2,7 @@
 #define __ASM_ARM_CPUTYPE_H
 
 #include <linux/stringify.h>
+#include <linux/kernel.h>
 
 #define CPUID_ID       0
 #define CPUID_CACHETYPE        1
index c891eb7..87dbe3e 100644 (file)
 #define __NR_fanotify_init             (__NR_SYSCALL_BASE+367)
 #define __NR_fanotify_mark             (__NR_SYSCALL_BASE+368)
 #define __NR_prlimit64                 (__NR_SYSCALL_BASE+369)
+#define __NR_name_to_handle_at         (__NR_SYSCALL_BASE+370)
+#define __NR_open_by_handle_at         (__NR_SYSCALL_BASE+371)
+#define __NR_clock_adjtime             (__NR_SYSCALL_BASE+372)
+#define __NR_syncfs                    (__NR_SYSCALL_BASE+373)
 
 /*
  * The following SWIs are ARM private.
index 5c26ecc..7fbf28c 100644 (file)
                CALL(sys_fanotify_init)
                CALL(sys_fanotify_mark)
                CALL(sys_prlimit64)
+/* 370 */      CALL(sys_name_to_handle_at)
+               CALL(sys_open_by_handle_at)
+               CALL(sys_clock_adjtime)
+               CALL(sys_syncfs)
 #ifndef syscalls_counted
 .equ syscalls_padding, ((NR_syscalls + 3) & ~3) - NR_syscalls
 #define syscalls_counted
index 2cf390f..47a69cb 100644 (file)
@@ -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 = {
index 10a1bea..6206b11 100644 (file)
@@ -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),
index 1ad97fe..5dcc59d 100644 (file)
@@ -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;                                     \
index 7a10724..6cd6d7f 100644 (file)
@@ -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);
index 4ddce56..8397a2d 100644 (file)
@@ -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: