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@ -22,7 +22,8 @@ |
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#define JZ_REG_RTC_CTRL 0x00 |
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#define JZ_REG_RTC_SEC 0x04 |
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#define JZ_REG_RTC_SEC_ALARM 0x08 |
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#define JZ_REG_REGULATOR 0x0C |
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#define JZ_REG_RTC_REGULATOR 0x0C |
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#define JZ_REG_RTC_SCRATCHPAD 0x34 |
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#define JZ_RTC_CTRL_WRDY BIT(7) |
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#define JZ_RTC_CTRL_1HZ BIT(6) |
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@ -211,6 +212,7 @@ static int __devinit jz4740_rtc_probe(struct platform_device *pdev) |
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{ |
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int ret; |
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struct jz4740_rtc *rtc; |
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uint32_t scratchpad; |
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rtc = kmalloc(sizeof(*rtc), GFP_KERNEL); |
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@ -264,7 +266,12 @@ static int __devinit jz4740_rtc_probe(struct platform_device *pdev) |
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dev_err(&pdev->dev, "Failed to request rtc irq: %d\n", ret); |
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goto err_unregister_rtc; |
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} |
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printk("rtc-ctrl: %d\n", jz4740_rtc_reg_read(rtc, JZ_REG_RTC_CTRL)); |
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scratchpad = jz4740_rtc_reg_read(rtc, JZ_REG_RTC_SCRATCHPAD); |
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if (scratchpad != 0x12345678) { |
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jz4740_rtc_reg_write(rtc, JZ_REG_RTC_SCRATCHPAD, 0x12345678); |
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jz4740_rtc_reg_write(rtc, JZ_REG_RTC_SEC, 0); |
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} |
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return 0; |
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