diff options
Diffstat (limited to 'drivers/rtc/rtc-mxc.c')
| -rw-r--r-- | drivers/rtc/rtc-mxc.c | 34 |
1 files changed, 31 insertions, 3 deletions
diff --git a/drivers/rtc/rtc-mxc.c b/drivers/rtc/rtc-mxc.c index cd0106293a4..7304139934a 100644 --- a/drivers/rtc/rtc-mxc.c +++ b/drivers/rtc/rtc-mxc.c @@ -17,8 +17,6 @@ #include <linux/platform_device.h> #include <linux/clk.h> -#include <mach/hardware.h> - #define RTC_INPUT_CLK_32768HZ (0x00 << 5) #define RTC_INPUT_CLK_32000HZ (0x01 << 5) #define RTC_INPUT_CLK_38400HZ (0x02 << 5) @@ -72,14 +70,38 @@ static const u32 PIE_BIT_DEF[MAX_PIE_NUM][2] = { #define RTC_TEST2 0x2C /* 32bit rtc test reg 2 */ #define RTC_TEST3 0x30 /* 32bit rtc test reg 3 */ +enum imx_rtc_type { + IMX1_RTC, + IMX21_RTC, +}; + struct rtc_plat_data { struct rtc_device *rtc; void __iomem *ioaddr; int irq; struct clk *clk; struct rtc_time g_rtc_alarm; + enum imx_rtc_type devtype; }; +static struct platform_device_id imx_rtc_devtype[] = { + { + .name = "imx1-rtc", + .driver_data = IMX1_RTC, + }, { + .name = "imx21-rtc", + .driver_data = IMX21_RTC, + }, { + /* sentinel */ + } +}; +MODULE_DEVICE_TABLE(platform, imx_rtc_devtype); + +static inline int is_imx1_rtc(struct rtc_plat_data *data) +{ + return data->devtype == IMX1_RTC; +} + /* * This function is used to obtain the RTC time or the alarm value in * second. @@ -278,10 +300,13 @@ static int mxc_rtc_read_time(struct device *dev, struct rtc_time *tm) */ static int mxc_rtc_set_mmss(struct device *dev, unsigned long time) { + struct platform_device *pdev = to_platform_device(dev); + struct rtc_plat_data *pdata = platform_get_drvdata(pdev); + /* * TTC_DAYR register is 9-bit in MX1 SoC, save time and day of year only */ - if (cpu_is_mx1()) { + if (is_imx1_rtc(pdata)) { struct rtc_time tm; rtc_time_to_tm(time, &tm); @@ -360,6 +385,8 @@ static int __devinit mxc_rtc_probe(struct platform_device *pdev) if (!pdata) return -ENOMEM; + pdata->devtype = pdev->id_entry->driver_data; + if (!devm_request_mem_region(&pdev->dev, res->start, resource_size(res), pdev->name)) return -EBUSY; @@ -480,6 +507,7 @@ static struct platform_driver mxc_rtc_driver = { #endif .owner = THIS_MODULE, }, + .id_table = imx_rtc_devtype, .probe = mxc_rtc_probe, .remove = __devexit_p(mxc_rtc_remove), }; |