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dm: rtc: Convert 'date' command to support driver model

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Adjust this command so that it supports using driver model for I2C, i.e.
CONFIG_DM_I2C. This will permit it to be used in sandbox also.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2015-04-20 12:37:26 -06:00
parent 5871416640
commit f9951eadb6
1 changed files with 41 additions and 14 deletions
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55
common/cmd_date.c
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@ -10,6 +10,7 @@
*/ */
#include <common.h> #include <common.h>
#include <command.h> #include <command.h>
#include <dm.h>
#include <rtc.h> #include <rtc.h>
#include <i2c.h> #include <i2c.h>
@ -33,10 +34,18 @@ static int do_date(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{ {
struct rtc_time tm; struct rtc_time tm;
int rcode = 0; int rcode = 0;
int old_bus; int old_bus __maybe_unused;
/* switch to correct I2C bus */ /* switch to correct I2C bus */
#ifdef CONFIG_SYS_I2C #ifdef CONFIG_DM_I2C
struct udevice *dev;
rcode = uclass_get_device(UCLASS_RTC, 0, &dev);
if (rcode) {
printf("Cannot find RTC: err=%d\n", rcode);
return CMD_RET_FAILURE;
}
#elif defined(CONFIG_SYS_I2C)
old_bus = i2c_get_bus_num(); old_bus = i2c_get_bus_num();
i2c_set_bus_num(CONFIG_SYS_RTC_BUS_NUM); i2c_set_bus_num(CONFIG_SYS_RTC_BUS_NUM);
#else #else
@ -48,32 +57,50 @@ static int do_date(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
case 2: /* set date & time */ case 2: /* set date & time */
if (strcmp(argv[1],"reset") == 0) { if (strcmp(argv[1],"reset") == 0) {
puts ("Reset RTC...\n"); puts ("Reset RTC...\n");
rtc_reset (); #ifdef CONFIG_DM_I2C
rcode = dm_rtc_reset(dev);
if (!rcode)
rcode = dm_rtc_set(dev, &default_tm);
#else
rtc_reset();
rcode = rtc_set(&default_tm); rcode = rtc_set(&default_tm);
#endif
if (rcode) if (rcode)
puts("## Failed to set date after RTC reset\n"); puts("## Failed to set date after RTC reset\n");
} else { } else {
/* initialize tm with current time */ /* initialize tm with current time */
rcode = rtc_get (&tm); #ifdef CONFIG_DM_I2C
rcode = dm_rtc_get(dev, &tm);
if(!rcode) { #else
rcode = rtc_get(&tm);
#endif
if (!rcode) {
/* insert new date & time */ /* insert new date & time */
if (mk_date (argv[1], &tm) != 0) { if (mk_date(argv[1], &tm) != 0) {
puts ("## Bad date format\n"); puts ("## Bad date format\n");
break; break;
} }
/* and write to RTC */ /* and write to RTC */
rcode = rtc_set (&tm); #ifdef CONFIG_DM_I2C
if(rcode) rcode = dm_rtc_set(dev, &tm);
puts("## Set date failed\n"); #else
rcode = rtc_set(&tm);
#endif
if (rcode) {
printf("## Set date failed: err=%d\n",
rcode);
}
} else { } else {
puts("## Get date failed\n"); puts("## Get date failed\n");
} }
} }
/* FALL TROUGH */ /* FALL TROUGH */
case 1: /* get date & time */ case 1: /* get date & time */
rcode = rtc_get (&tm); #ifdef CONFIG_DM_I2C
rcode = dm_rtc_get(dev, &tm);
#else
rcode = rtc_get(&tm);
#endif
if (rcode) { if (rcode) {
puts("## Get date failed\n"); puts("## Get date failed\n");
break; break;
@ -93,11 +120,11 @@ static int do_date(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
/* switch back to original I2C bus */ /* switch back to original I2C bus */
#ifdef CONFIG_SYS_I2C #ifdef CONFIG_SYS_I2C
i2c_set_bus_num(old_bus); i2c_set_bus_num(old_bus);
#else #elif !defined(CONFIG_DM_I2C)
I2C_SET_BUS(old_bus); I2C_SET_BUS(old_bus);
#endif #endif
return rcode; return rcode ? CMD_RET_FAILURE : 0;
} }
/* /*