-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);
-}
-