| Message ID | 20241029191131.2329414-1-peter.griffin@linaro.org |
|---|---|
| State | New |
| Headers | show |
| Series | Revert "watchdog: s3c2410_wdt: use exynos_get_pmu_regmap_by_phandle() for PMU regs" | expand |
On Tue, Oct 29, 2024 at 2:11 PM Peter Griffin <peter.griffin@linaro.org> wrote: > > This reverts commit 746f0770f916e6c48e422d6a34e67eae16707f0e. > > Now that we can register a SoC specific regmap with syscon using > of_syscon_register_regmap() api we can switch back to using > syscon_regmap_lookup_by_phandle() in the client drivers. > > Signed-off-by: Peter Griffin <peter.griffin@linaro.org> > --- Reviewed-by: Sam Protsenko <semen.protsenko@linaro.org> > drivers/watchdog/Kconfig | 1 + > drivers/watchdog/s3c2410_wdt.c | 8 ++++---- > 2 files changed, 5 insertions(+), 4 deletions(-) > > diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig > index 684b9fe84fff..f3cd402e5795 100644 > --- a/drivers/watchdog/Kconfig > +++ b/drivers/watchdog/Kconfig > @@ -549,6 +549,7 @@ config S3C2410_WATCHDOG > tristate "S3C6410/S5Pv210/Exynos Watchdog" > depends on ARCH_S3C64XX || ARCH_S5PV210 || ARCH_EXYNOS || COMPILE_TEST > select WATCHDOG_CORE > + select MFD_SYSCON if ARCH_EXYNOS > help > Watchdog timer block in the Samsung S3C64xx, S5Pv210 and Exynos > SoCs. This will reboot the system when the timer expires with > diff --git a/drivers/watchdog/s3c2410_wdt.c b/drivers/watchdog/s3c2410_wdt.c > index 686cf544d0ae..349d30462c8c 100644 > --- a/drivers/watchdog/s3c2410_wdt.c > +++ b/drivers/watchdog/s3c2410_wdt.c > @@ -24,9 +24,9 @@ > #include <linux/slab.h> > #include <linux/err.h> > #include <linux/of.h> > +#include <linux/mfd/syscon.h> > #include <linux/regmap.h> > #include <linux/delay.h> > -#include <linux/soc/samsung/exynos-pmu.h> > > #define S3C2410_WTCON 0x00 > #define S3C2410_WTDAT 0x04 > @@ -699,11 +699,11 @@ static int s3c2410wdt_probe(struct platform_device *pdev) > return ret; > > if (wdt->drv_data->quirks & QUIRKS_HAVE_PMUREG) { > - wdt->pmureg = exynos_get_pmu_regmap_by_phandle(dev->of_node, > - "samsung,syscon-phandle"); > + wdt->pmureg = syscon_regmap_lookup_by_phandle(dev->of_node, > + "samsung,syscon-phandle"); > if (IS_ERR(wdt->pmureg)) > return dev_err_probe(dev, PTR_ERR(wdt->pmureg), > - "PMU regmap lookup failed.\n"); > + "syscon regmap lookup failed.\n"); > } > > wdt_irq = platform_get_irq(pdev, 0); > -- > 2.47.0.163.g1226f6d8fa-goog > >
On 10/29/24 12:11, Peter Griffin wrote: > This reverts commit 746f0770f916e6c48e422d6a34e67eae16707f0e. > > Now that we can register a SoC specific regmap with syscon using > of_syscon_register_regmap() api we can switch back to using > syscon_regmap_lookup_by_phandle() in the client drivers. > > Signed-off-by: Peter Griffin <peter.griffin@linaro.org> Reviewed-by: Guenter Roeck <linux@roeck-us.net> I hope this won't get auto-backported. Guenter
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig index 684b9fe84fff..f3cd402e5795 100644 --- a/drivers/watchdog/Kconfig +++ b/drivers/watchdog/Kconfig @@ -549,6 +549,7 @@ config S3C2410_WATCHDOG tristate "S3C6410/S5Pv210/Exynos Watchdog" depends on ARCH_S3C64XX || ARCH_S5PV210 || ARCH_EXYNOS || COMPILE_TEST select WATCHDOG_CORE + select MFD_SYSCON if ARCH_EXYNOS help Watchdog timer block in the Samsung S3C64xx, S5Pv210 and Exynos SoCs. This will reboot the system when the timer expires with diff --git a/drivers/watchdog/s3c2410_wdt.c b/drivers/watchdog/s3c2410_wdt.c index 686cf544d0ae..349d30462c8c 100644 --- a/drivers/watchdog/s3c2410_wdt.c +++ b/drivers/watchdog/s3c2410_wdt.c @@ -24,9 +24,9 @@ #include <linux/slab.h> #include <linux/err.h> #include <linux/of.h> +#include <linux/mfd/syscon.h> #include <linux/regmap.h> #include <linux/delay.h> -#include <linux/soc/samsung/exynos-pmu.h> #define S3C2410_WTCON 0x00 #define S3C2410_WTDAT 0x04 @@ -699,11 +699,11 @@ static int s3c2410wdt_probe(struct platform_device *pdev) return ret; if (wdt->drv_data->quirks & QUIRKS_HAVE_PMUREG) { - wdt->pmureg = exynos_get_pmu_regmap_by_phandle(dev->of_node, - "samsung,syscon-phandle"); + wdt->pmureg = syscon_regmap_lookup_by_phandle(dev->of_node, + "samsung,syscon-phandle"); if (IS_ERR(wdt->pmureg)) return dev_err_probe(dev, PTR_ERR(wdt->pmureg), - "PMU regmap lookup failed.\n"); + "syscon regmap lookup failed.\n"); } wdt_irq = platform_get_irq(pdev, 0);
This reverts commit 746f0770f916e6c48e422d6a34e67eae16707f0e. Now that we can register a SoC specific regmap with syscon using of_syscon_register_regmap() api we can switch back to using syscon_regmap_lookup_by_phandle() in the client drivers. Signed-off-by: Peter Griffin <peter.griffin@linaro.org> --- drivers/watchdog/Kconfig | 1 + drivers/watchdog/s3c2410_wdt.c | 8 ++++---- 2 files changed, 5 insertions(+), 4 deletions(-)