Add generic TMU support alongwith i2c sensors in dtt command to enable temperature reading in cases where TMU is present along-with/instead-of i2c sensors.
Signed-off-by: Akshay Saraswat akshay.s@samsung.com Acked-by: Simon Glass sjg@chromium.org --- Changes since v10: - None.
common/cmd_dtt.c | 32 +++++++++++++++++++++++++++++++- 1 file changed, 31 insertions(+), 1 deletion(-)
diff --git a/common/cmd_dtt.c b/common/cmd_dtt.c index cd94423..edbd4a8 100644 --- a/common/cmd_dtt.c +++ b/common/cmd_dtt.c @@ -27,7 +27,9 @@
#include <dtt.h> #include <i2c.h> +#include <tmu.h>
+#if defined CONFIG_DTT_SENSORS static unsigned long sensor_initialized;
static void _initialize_dtt(void) @@ -59,9 +61,11 @@ void dtt_init(void) /* switch back to original I2C bus */ I2C_SET_BUS(old_bus); } +#endif
-int do_dtt (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[]) +int dtt_i2c(void) { +#if defined CONFIG_DTT_SENSORS int i; unsigned char sensors[] = CONFIG_DTT_SENSORS; int old_bus; @@ -83,8 +87,34 @@ int do_dtt (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
/* switch back to original I2C bus */ I2C_SET_BUS(old_bus); +#endif
return 0; +} + +int dtt_tmu(void) +{ +#if defined CONFIG_TMU_CMD_DTT + int cur_temp; + + /* Sense and return latest thermal info */ + if (tmu_monitor(&cur_temp) == TMU_STATUS_INIT) { + puts("TMU is in unknown state, temperature is invalid\n"); + return -1; + } + printf("Current temperature: %u degrees Celsius\n", cur_temp); +#endif + return 0; +} + +int do_dtt(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) +{ + int err = 0; + + err |= dtt_i2c(); + err |= dtt_tmu(); + + return err; } /* do_dtt() */
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