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029093a302
This target has full device tree support, thus reducing the number of patches needed for bcm63xx, in which there's a patch for every board. The intention is to start with a minimal amount of downstream patches and start upstreaming all of them. Current status: - Enabling EHCI/OHCI on BCM6358 causes a kernel panic. - BCM63268 lacks Timer Clocks/Reset support. - No PCI/PCIe drivers. - No ethernet drivers. Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com> Acked-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
67 lines
1.8 KiB
Diff
67 lines
1.8 KiB
Diff
--- a/drivers/watchdog/bcm7038_wdt.c
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+++ b/drivers/watchdog/bcm7038_wdt.c
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@@ -34,6 +34,24 @@ struct bcm7038_watchdog {
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static bool nowayout = WATCHDOG_NOWAYOUT;
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+static inline void bcm7038_wdt_write(unsigned long data, void __iomem *reg)
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+{
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+#ifdef CONFIG_CPU_BIG_ENDIAN
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+ iowrite32be(data, reg);
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+#else
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+ writel(data, reg);
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+#endif
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+}
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+
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+static inline unsigned long bcm7038_wdt_read(void __iomem *reg)
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+{
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+#ifdef CONFIG_CPU_BIG_ENDIAN
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+ return ioread32be(reg);
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+#else
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+ return readl(reg);
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+#endif
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+}
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+
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static void bcm7038_wdt_set_timeout_reg(struct watchdog_device *wdog)
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{
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struct bcm7038_watchdog *wdt = watchdog_get_drvdata(wdog);
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@@ -41,15 +59,15 @@ static void bcm7038_wdt_set_timeout_reg(
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timeout = wdt->rate * wdog->timeout;
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- writel(timeout, wdt->base + WDT_TIMEOUT_REG);
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+ bcm7038_wdt_write(timeout, wdt->base + WDT_TIMEOUT_REG);
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}
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static int bcm7038_wdt_ping(struct watchdog_device *wdog)
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{
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struct bcm7038_watchdog *wdt = watchdog_get_drvdata(wdog);
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- writel(WDT_START_1, wdt->base + WDT_CMD_REG);
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- writel(WDT_START_2, wdt->base + WDT_CMD_REG);
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+ bcm7038_wdt_write(WDT_START_1, wdt->base + WDT_CMD_REG);
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+ bcm7038_wdt_write(WDT_START_2, wdt->base + WDT_CMD_REG);
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return 0;
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}
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@@ -66,8 +84,8 @@ static int bcm7038_wdt_stop(struct watch
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{
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struct bcm7038_watchdog *wdt = watchdog_get_drvdata(wdog);
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- writel(WDT_STOP_1, wdt->base + WDT_CMD_REG);
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- writel(WDT_STOP_2, wdt->base + WDT_CMD_REG);
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+ bcm7038_wdt_write(WDT_STOP_1, wdt->base + WDT_CMD_REG);
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+ bcm7038_wdt_write(WDT_STOP_2, wdt->base + WDT_CMD_REG);
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return 0;
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}
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@@ -88,7 +106,7 @@ static unsigned int bcm7038_wdt_get_time
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struct bcm7038_watchdog *wdt = watchdog_get_drvdata(wdog);
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u32 time_left;
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- time_left = readl(wdt->base + WDT_CMD_REG);
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+ time_left = bcm7038_wdt_read(wdt->base + WDT_CMD_REG);
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return time_left / wdt->rate;
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}
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