Thread (14 messages) 14 messages, 6 authors, 2014-08-21

Re: [PATCHv3] thermal: exynos: Add support for TRIM_RELOAD feature at Exynos3250

From: Andreas Färber <afaerber@suse.de>
Date: 2014-08-21 10:33:11
Also in: linux-arm-kernel, linux-pm, linux-samsung-soc, lkml

Hello,

Am 21.08.2014 03:38, schrieb Chanwoo Choi:
On 08/20/2014 10:38 PM, edubezval@gmail.com wrote:
quoted
On Tue, Aug 19, 2014 at 7:52 PM, Chanwoo Choi [off-list ref] wrote:
quoted
diff --git a/drivers/thermal/samsung/exynos_tmu_data.c b/drivers/thermal/samsung/exynos_tmu_data.c
index aa8e0de..8cd609c 100644
--- a/drivers/thermal/samsung/exynos_tmu_data.c
+++ b/drivers/thermal/samsung/exynos_tmu_data.c
@@ -95,6 +95,8 @@ static const struct exynos_tmu_registers exynos3250_tmu_registers = {
        .triminfo_data = EXYNOS_TMU_REG_TRIMINFO,
        .triminfo_25_shift = EXYNOS_TRIMINFO_25_SHIFT,
        .triminfo_85_shift = EXYNOS_TRIMINFO_85_SHIFT,
+       .triminfo_ctrl[0] = EXYNOS_TMU_TRIMINFO_CON1,
+       .triminfo_ctrl[1] = EXYNOS_TMU_TRIMINFO_CON2,
        .tmu_ctrl = EXYNOS_TMU_REG_CONTROL,
        .test_mux_addr_shift = EXYNOS4412_MUX_ADDR_SHIFT,
        .buf_vref_sel_shift = EXYNOS_TMU_REF_VOLTAGE_SHIFT,
@@ -160,8 +162,11 @@ static const struct exynos_tmu_registers exynos3250_tmu_registers = {
                .temp_level = 95, \
        }, \
        .freq_tab_count = 2, \
+       .triminfo_reload[0] = 0x1, \
+       .triminfo_reload[1] = 0x11, \
What does 0x1 mean? How about 0x11?
The bit of 'RELOAD' field in TRIMINFO_CONTROL register is [0].
and The bit of 'AC Time' field in TRIMINFO_CONTROL register is [5:4].

0x1 means that set RELOAD field.
0x11 means that set RELOAD field and ACTIME field.
Might be a good idea to use #defines for 0x1 and 0x10 then?

Regards,
Andreas

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