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authorTom Rini2022-06-15 12:03:46 -0400
committerTom Rini2022-07-05 17:03:01 -0400
commit0285455d905e5e2bc84b73fa6388ce5b1598d88b (patch)
treec31edd24394951178e1995927bf2860eff290ba1 /drivers/watchdog
parentfbc3621fb5c810711f5678aea61db1d1a856d0f0 (diff)
watchdog: designware: Make this depend on WDT
As this driver can dynamically determine the values set in CONFIG_DW_WDT_BASE when using WDT, so make this depend on WDT rather than migrate CONFIG_DW_WDT_BASE to Kconfig. Cc: Chee Tien Fong <tien.fong.chee@intel.com> Cc: Chin-Liang See <chin.liang.see@intel.com> Cc: Dinh Nguyen <dinh.nguyen@intel.com> Cc: Holger Brunck <holger.brunck@hitachienergy.com> Cc: Ley Foon Tan <ley.foon.tan@intel.com> Cc: Marek Vasut <marex@denx.de> Cc: Siew Chin Lim <elly.siew.chin.lim@intel.com> Cc: Stefan Roese <sr@denx.de> Cc: hee Hong Ang <chee.hong.ang@intel.com> Signed-off-by: Tom Rini <trini@konsulko.com> Reviewed-by: Stefan Roese <sr@denx.de>
Diffstat (limited to 'drivers/watchdog')
-rw-r--r--drivers/watchdog/Kconfig4
-rw-r--r--drivers/watchdog/designware_wdt.c21
2 files changed, 2 insertions, 23 deletions
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index c3eb8a8aec1..532ada89c1b 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -64,8 +64,8 @@ config ULP_WATCHDOG
config DESIGNWARE_WATCHDOG
bool "Designware watchdog timer support"
- select HW_WATCHDOG if !WDT
- default y if WDT && ROCKCHIP_RK3399
+ depends on WDT
+ default y if ROCKCHIP_RK3399
help
Enable this to support Designware Watchdog Timer IP, present e.g.
on Altera SoCFPGA SoCs.
diff --git a/drivers/watchdog/designware_wdt.c b/drivers/watchdog/designware_wdt.c
index cfec29bd158..cad756aeaf2 100644
--- a/drivers/watchdog/designware_wdt.c
+++ b/drivers/watchdog/designware_wdt.c
@@ -60,26 +60,6 @@ static void designware_wdt_reset_common(void __iomem *base)
writel(DW_WDT_CRR_RESTART_VAL, base + DW_WDT_CRR);
}
-#if !CONFIG_IS_ENABLED(WDT)
-void hw_watchdog_reset(void)
-{
- designware_wdt_reset_common((void __iomem *)CONFIG_DW_WDT_BASE);
-}
-
-void hw_watchdog_init(void)
-{
- /* reset to disable the watchdog */
- hw_watchdog_reset();
- /* set timer in miliseconds */
- designware_wdt_settimeout((void __iomem *)CONFIG_DW_WDT_BASE,
- CONFIG_DW_WDT_CLOCK_KHZ,
- CONFIG_WATCHDOG_TIMEOUT_MSECS);
- /* enable the watchdog */
- designware_wdt_enable((void __iomem *)CONFIG_DW_WDT_BASE);
- /* reset the watchdog */
- hw_watchdog_reset();
-}
-#else
static int designware_wdt_reset(struct udevice *dev)
{
struct designware_wdt_priv *priv = dev_get_priv(dev);
@@ -195,4 +175,3 @@ U_BOOT_DRIVER(designware_wdt) = {
.ops = &designware_wdt_ops,
.flags = DM_FLAG_PRE_RELOC,
};
-#endif