Hi,
On 15/05/2015 at 21:36:25 +0800, Frank.Li@xxxxxxxxxxxxx wrote :
> From: Frank Li <Frank.Li@xxxxxxxxxxxxx>
>
> snvs included rtc, on/off key, power-off module
> change to syscon to access register
>
> Signed-off-by: Frank Li <Frank.Li@xxxxxxxxxxxxx>
> ---
> drivers/rtc/rtc-snvs.c | 124 +++++++++++++++++++++----------------------------
> 1 file changed, 54 insertions(+), 70 deletions(-)
>
> diff --git a/drivers/rtc/rtc-snvs.c b/drivers/rtc/rtc-snvs.c
> index 0479e80..4e85fbe 100644
> --- a/drivers/rtc/rtc-snvs.c
> +++ b/drivers/rtc/rtc-snvs.c
> @@ -18,14 +18,16 @@
> #include <linux/platform_device.h>
> #include <linux/rtc.h>
> #include <linux/clk.h>
> +#include <linux/mfd/syscon.h>
> +#include <linux/regmap.h>
>
> /* These register offsets are relative to LP (Low Power) range */
Shouldn't you remove that comment ?
> -#define SNVS_LPCR 0x04
> -#define SNVS_LPSR 0x18
> -#define SNVS_LPSRTCMR 0x1c
> -#define SNVS_LPSRTCLR 0x20
> -#define SNVS_LPTAR 0x24
> -#define SNVS_LPPGDR 0x30
> +#define SNVS_LPCR 0x38
> +#define SNVS_LPSR 0x4c
> +#define SNVS_LPSRTCMR 0x50
> +#define SNVS_LPSRTCLR 0x54
> +#define SNVS_LPTAR 0x58
> +#define SNVS_LPPGDR 0x64
>
> #define SNVS_LPCR_SRTC_ENV (1 << 0)
> #define SNVS_LPCR_LPTA_EN (1 << 1)
> @@ -37,31 +39,35 @@
>
> struct snvs_rtc_data {
> struct rtc_device *rtc;
> - void __iomem *ioaddr;
> + struct regmap *snvs;
> int irq;
> spinlock_t lock;
This lock can probably be removed, if I'm not mistaken the only use left
is its initialization.
--
Alexandre Belloni, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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