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power: exynos-tmu: use the mux_addr bit fields in tmu_control register

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This patch implements the mux_addr bit fields defined in tmu_control
register (used for debugging purpose)

Signed-off-by: Naveen Krishna Chatradhi <ch.naveen@samsung.com>
Reviewed-by: Vadim Bendebury <vbendeb@google.com>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
This commit is contained in:
Naveen Krishna Chatradhi 2013-04-05 15:21:39 -07:00 committed by Minkyu Kang
parent 1149ca005a
commit eeb7d6a238
1 changed files with 10 additions and 1 deletions
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11
drivers/power/exynos-tmu.c
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@ -79,6 +79,8 @@ struct tmu_data {
struct tmu_info {
/* base Address for the TMU */
struct exynos5_tmu_reg *tmu_base;
/* mux Address for the TMU */
int tmu_mux;
/* pre-defined values for calibration and thresholds */
struct tmu_data data;
/* value required for triminfo_25 calibration */
@ -204,6 +206,13 @@ static int get_tmu_fdt_values(struct tmu_info *info, const void *blob)
}
info->tmu_base = (struct exynos5_tmu_reg *)addr;
/* Optional field. */
info->tmu_mux = fdtdec_get_int(blob,
node, "samsung,mux", -1);
/* Take default value as per the user manual b(110) */
if (info->tmu_mux == -1)
info->tmu_mux = 0x6;
info->data.ts.min_val = fdtdec_get_int(blob,
node, "samsung,min-temp", -1);
error |= (info->data.ts.min_val == -1);
@ -307,7 +316,7 @@ static void tmu_setup_parameters(struct tmu_info *info)
/* TMU core enable */
con = readl(&reg->tmu_control);
con |= THERM_TRIP_EN | CORE_EN;
con |= THERM_TRIP_EN | CORE_EN | (info->tmu_mux << 20);
writel(con, &reg->tmu_control);