asoc: codec: enable impedance for wcd939x
enable impedance and calculations according to wcd939x. Change-Id: Id0c2c7ebea6941dadbe501d388bdedc265e93db6 Signed-off-by: Prasad Kumpatla <quic_pkumpatl@quicinc.com>
这个提交包含在:
@@ -22,7 +22,7 @@
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#include "wcd939x-registers.h"
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#include "internal.h"
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#define WCD939X_ZDET_SUPPORTED false
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#define WCD939X_ZDET_SUPPORTED true
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/* Z value defined in milliohm */
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#define WCD939X_ZDET_VAL_32 32000
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#define WCD939X_ZDET_VAL_400 400000
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@@ -35,8 +35,8 @@
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#define WCD939X_MBHC_GET_C1(c) ((c & 0xC000) >> 14)
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#define WCD939X_MBHC_GET_X1(x) (x & 0x3FFF)
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/* Z value compared in milliOhm */
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#define WCD939X_MBHC_IS_SECOND_RAMP_REQUIRED(z) ((z > 400000) || (z < 32000))
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#define WCD939X_MBHC_ZDET_CONST (86 * 16384)
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#define WCD939X_MBHC_IS_SECOND_RAMP_REQUIRED(z) false
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#define WCD939X_MBHC_ZDET_CONST (1018 * 1024)
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#define WCD939X_MBHC_MOISTURE_RREF R_24_KOHM
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static struct wcd_mbhc_register
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@@ -451,6 +451,8 @@ static void wcd939x_mbhc_zdet_ramp(struct snd_soc_component *component,
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0x0F, zdet_param->noff);
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snd_soc_component_update_bits(component, WCD939X_ZDET_RAMP_CTL,
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0x0F, zdet_param->nshift);
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snd_soc_component_update_bits(component, WCD939X_ZDET_RAMP_CTL,
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0x70, 0x60); /*acc1_min_63 */
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if (!zl)
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goto z_right;
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@@ -487,16 +489,12 @@ static inline void wcd939x_wcd_mbhc_qfuse_cal(
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s16 q1;
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int q1_cal;
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if (*z_val < (WCD939X_ZDET_VAL_400/1000))
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q1 = snd_soc_component_read(component,
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WCD939X_EFUSE_REG_23 + (2 * flag_l_r));
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else
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q1 = snd_soc_component_read(component,
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WCD939X_EFUSE_REG_24 + (2 * flag_l_r));
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q1 = snd_soc_component_read(component,
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WCD939X_EFUSE_REG_21 + flag_l_r);
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if (q1 & 0x80)
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q1_cal = (10000 - ((q1 & 0x7F) * 25));
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q1_cal = (10000 - ((q1 & 0x7F) * 10));
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else
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q1_cal = (10000 + (q1 * 25));
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q1_cal = (10000 + (q1 * 10));
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if (q1_cal > 0)
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*z_val = ((*z_val) * 10000) / q1_cal;
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}
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@@ -512,14 +510,14 @@ static void wcd939x_wcd_mbhc_calc_impedance(struct wcd_mbhc *mbhc, uint32_t *zl,
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bool is_fsm_disable = false;
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struct wcd939x_mbhc_zdet_param zdet_param[] = {
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{4, 0, 4, 0x08, 0x14, 0x18}, /* < 32ohm */
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{2, 0, 3, 0x18, 0x7C, 0x90}, /* 32ohm < Z < 400ohm */
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{4, 0, 6, 0x18, 0x60, 0x78}, /* 32ohm < Z < 400ohm */
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{1, 4, 5, 0x18, 0x7C, 0x90}, /* 400ohm < Z < 1200ohm */
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{1, 6, 7, 0x18, 0x7C, 0x90}, /* >1200ohm */
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};
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struct wcd939x_mbhc_zdet_param *zdet_param_ptr = NULL;
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s16 d1_a[][4] = {
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{0, 30, 90, 30},
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{0, 30, 30, 5},
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{0, 30, 30, 6},
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{0, 30, 30, 5},
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{0, 30, 30, 5},
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};
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@@ -643,10 +641,7 @@ right_ch_impedance:
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}
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snd_soc_component_update_bits(component, WCD939X_R_ATEST, 0x02, 0x02);
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snd_soc_component_update_bits(component, WCD939X_PA_CTL2, 0x40, 0x01);
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if (*zl < (WCD939X_ZDET_VAL_32/1000))
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wcd939x_mbhc_zdet_ramp(component, &zdet_param[0], &z1Ls, NULL, d1);
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else
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wcd939x_mbhc_zdet_ramp(component, &zdet_param[1], &z1Ls, NULL, d1);
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wcd939x_mbhc_zdet_ramp(component, &zdet_param[1], &z1Ls, NULL, d1);
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snd_soc_component_update_bits(component, WCD939X_PA_CTL2, 0x40, 0x00);
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snd_soc_component_update_bits(component, WCD939X_R_ATEST, 0x02, 0x00);
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z1Ls /= 1000;
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