diff options
Diffstat (limited to 'drivers/thermal/qoriq_thermal.c')
| -rw-r--r-- | drivers/thermal/qoriq_thermal.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/thermal/qoriq_thermal.c b/drivers/thermal/qoriq_thermal.c index ccc2eea7f9f5..404f01cca4da 100644 --- a/drivers/thermal/qoriq_thermal.c +++ b/drivers/thermal/qoriq_thermal.c @@ -57,6 +57,9 @@ #define REGS_TTRnCR(n) (0xf10 + 4 * (n)) /* Temperature Range n * Control Register */ +#define NUM_TTRCR_V1 4 +#define NUM_TTRCR_MAX 16 + #define REGS_IPBRR(n) (0xbf8 + 4 * (n)) /* IP Block Revision * Register n */ @@ -71,6 +74,7 @@ struct qoriq_sensor { struct qoriq_tmu_data { int ver; + u32 ttrcr[NUM_TTRCR_MAX]; struct regmap *regmap; struct clk *clk; struct qoriq_sensor sensor[SITES_MAX]; @@ -182,17 +186,17 @@ static int qoriq_tmu_calibration(struct device *dev, struct qoriq_tmu_data *data) { int i, val, len; - u32 range[4]; const u32 *calibration; struct device_node *np = dev->of_node; len = of_property_count_u32_elems(np, "fsl,tmu-range"); - if (len < 0 || len > 4) { + if (len < 0 || (data->ver == TMU_VER1 && len > NUM_TTRCR_V1) || + (data->ver > TMU_VER1 && len > NUM_TTRCR_MAX)) { dev_err(dev, "invalid range data.\n"); return len; } - val = of_property_read_u32_array(np, "fsl,tmu-range", range, len); + val = of_property_read_u32_array(np, "fsl,tmu-range", data->ttrcr, len); if (val != 0) { dev_err(dev, "failed to read range data.\n"); return val; @@ -200,7 +204,7 @@ static int qoriq_tmu_calibration(struct device *dev, /* Init temperature range registers */ for (i = 0; i < len; i++) - regmap_write(data->regmap, REGS_TTRnCR(i), range[i]); + regmap_write(data->regmap, REGS_TTRnCR(i), data->ttrcr[i]); calibration = of_get_property(np, "fsl,tmu-calibration", &len); if (calibration == NULL || len % 8) { |