Merge tag 'pm+acpi-3.13-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael...

[karo-tx-linux.git] / arch / arm / mach-imx / mach-imx6q.c

diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c
index 699aabe296e1e62b91f7ca1b0a65c5e635ed8515..d0cfb225ec9aa5e9e9599b6e3ee5c6c32870e0f7 100644 (file)
--- a/arch/arm/mach-imx/mach-imx6q.c
+++ b/arch/arm/mach-imx/mach-imx6q.c
@@ -11,11 +11,8 @@
  */
 
 #include <linux/clk.h>
-#include <linux/clk-provider.h>
 #include <linux/clkdev.h>
-#include <linux/clocksource.h>
 #include <linux/cpu.h>
-#include <linux/delay.h>
 #include <linux/export.h>
 #include <linux/init.h>
 #include <linux/io.h>
@@ -40,64 +37,6 @@
 #include "cpuidle.h"
 #include "hardware.h"
 
-static u32 chip_revision;
-
-int imx6q_revision(void)
-{
-       return chip_revision;
-}
-
-static void __init imx6q_init_revision(void)
-{
-       u32 rev = imx_anatop_get_digprog();
-
-       switch (rev & 0xff) {
-       case 0:
-               chip_revision = IMX_CHIP_REVISION_1_0;
-               break;
-       case 1:
-               chip_revision = IMX_CHIP_REVISION_1_1;
-               break;
-       case 2:
-               chip_revision = IMX_CHIP_REVISION_1_2;
-               break;
-       default:
-               chip_revision = IMX_CHIP_REVISION_UNKNOWN;
-       }
-
-       mxc_set_cpu_type(rev >> 16 & 0xff);
-}
-
-static void imx6q_restart(enum reboot_mode mode, const char *cmd)
-{
-       struct device_node *np;
-       void __iomem *wdog_base;
-
-       np = of_find_compatible_node(NULL, NULL, "fsl,imx6q-wdt");
-       wdog_base = of_iomap(np, 0);
-       if (!wdog_base)
-               goto soft;
-
-       imx_src_prepare_restart();
-
-       /* enable wdog */
-       writew_relaxed(1 << 2, wdog_base);
-       /* write twice to ensure the request will not get ignored */
-       writew_relaxed(1 << 2, wdog_base);
-
-       /* wait for reset to assert ... */
-       mdelay(500);
-
-       pr_err("Watchdog reset failed to assert reset\n");
-
-       /* delay to allow the serial port to show the message */
-       mdelay(50);
-
-soft:
-       /* we'll take a jump through zero as a poor second */
-       soft_restart(0);
-}
-
 /* For imx6q sabrelite board: set KSZ9021RN RGMII pad skew */
 static int ksz9021rn_phy_fixup(struct phy_device *phydev)
 {
@@ -192,9 +131,20 @@ static void __init imx6q_1588_init(void)
 
 static void __init imx6q_init_machine(void)
 {
+       struct device *parent;
+
+       imx_print_silicon_rev(cpu_is_imx6dl() ? "i.MX6DL" : "i.MX6Q",
+                             imx_get_soc_revision());
+
+       mxc_arch_reset_init_dt();
+
+       parent = imx_soc_device_init();
+       if (parent == NULL)
+               pr_warn("failed to initialize soc device\n");
+
        imx6q_enet_phy_init();
 
-       of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
+       of_platform_populate(NULL, of_default_bus_match_table, NULL, parent);
 
        imx_anatop_init();
        imx6q_pm_init();
@@ -269,7 +219,7 @@ static void __init imx6q_init_late(void)
         * WAIT mode is broken on TO 1.0 and 1.1, so there is no point
         * to run cpuidle on them.
         */
-       if (imx6q_revision() > IMX_CHIP_REVISION_1_1)
+       if (imx_get_soc_revision() > IMX_CHIP_REVISION_1_1)
                imx6q_cpuidle_init();
 
        if (IS_ENABLED(CONFIG_ARM_IMX6Q_CPUFREQ)) {
@@ -286,21 +236,13 @@ static void __init imx6q_map_io(void)
 
 static void __init imx6q_init_irq(void)
 {
-       imx6q_init_revision();
+       imx_init_revision_from_anatop();
        imx_init_l2cache();
        imx_src_init();
        imx_gpc_init();
        irqchip_init();
 }
 
-static void __init imx6q_timer_init(void)
-{
-       of_clk_init(NULL);
-       clocksource_of_init();
-       imx_print_silicon_rev(cpu_is_imx6dl() ? "i.MX6DL" : "i.MX6Q",
-                             imx6q_revision());
-}
-
 static const char *imx6q_dt_compat[] __initdata = {
        "fsl,imx6dl",
        "fsl,imx6q",
@@ -311,9 +253,8 @@ DT_MACHINE_START(IMX6Q, "Freescale i.MX6 Quad/DualLite (Device Tree)")
        .smp            = smp_ops(imx_smp_ops),
        .map_io         = imx6q_map_io,
        .init_irq       = imx6q_init_irq,
-       .init_time      = imx6q_timer_init,
        .init_machine   = imx6q_init_machine,
        .init_late      = imx6q_init_late,
        .dt_compat      = imx6q_dt_compat,
-       .restart        = imx6q_restart,
+       .restart        = mxc_restart,
 MACHINE_END