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Merge "leds: qpnp-wled: Fix configuration for AMOLED mode"

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Linux Build Service Account 2017-11-05 22:32:44 -08:00 • committed by Gerrit - the friendly Code Review server
commit 0a9e5f9137
1 changed files with 38 additions and 17 deletions
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55
drivers/leds/leds-qpnp-wled.c
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@ -63,7 +63,6 @@
#define QPNP_WLED_VLOOP_COMP_RES_MASK 0xF0 #define QPNP_WLED_VLOOP_COMP_RES_MASK 0xF0
#define QPNP_WLED_VLOOP_COMP_RES_OVERWRITE 0x80 #define QPNP_WLED_VLOOP_COMP_RES_OVERWRITE 0x80
#define QPNP_WLED_LOOP_COMP_RES_DFLT_AMOLED_KOHM 320
#define QPNP_WLED_LOOP_COMP_RES_STEP_KOHM 20 #define QPNP_WLED_LOOP_COMP_RES_STEP_KOHM 20
#define QPNP_WLED_LOOP_COMP_RES_MIN_KOHM 20 #define QPNP_WLED_LOOP_COMP_RES_MIN_KOHM 20
#define QPNP_WLED_LOOP_COMP_RES_MAX_KOHM 320 #define QPNP_WLED_LOOP_COMP_RES_MAX_KOHM 320
@ -123,6 +122,10 @@
#define QPNP_WLED_SC_FAULT_BIT BIT(2) #define QPNP_WLED_SC_FAULT_BIT BIT(2)
#define QPNP_WLED_OVP_FLT_RT_STS_BIT BIT(1) #define QPNP_WLED_OVP_FLT_RT_STS_BIT BIT(1)
/* QPNP_WLED_SOFTSTART_RAMP_DLY */
#define SOFTSTART_OVERWRITE_BIT BIT(7)
#define SOFTSTART_RAMP_DELAY_MASK GENMASK(2, 0)
/* sink registers */ /* sink registers */
#define QPNP_WLED_CURR_SINK_REG(b) (b + 0x46) #define QPNP_WLED_CURR_SINK_REG(b) (b + 0x46)
#define QPNP_WLED_SYNC_REG(b) (b + 0x47) #define QPNP_WLED_SYNC_REG(b) (b + 0x47)
@ -1474,20 +1477,26 @@ static int qpnp_wled_gm_config(struct qpnp_wled *wled)
u8 mask = 0, reg = 0; u8 mask = 0, reg = 0;
/* Configure the LOOP COMP GM register */ /* Configure the LOOP COMP GM register */
if (wled->pmic_rev_id->pmic_subtype == PMI8998_SUBTYPE || if ((wled->pmic_rev_id->pmic_subtype == PMI8998_SUBTYPE ||
wled->pmic_rev_id->pmic_subtype == PM660L_SUBTYPE) { wled->pmic_rev_id->pmic_subtype == PM660L_SUBTYPE)) {
if (wled->loop_auto_gm_en) if (wled->disp_type_amoled) {
reg |= QPNP_WLED_VLOOP_COMP_AUTO_GM_EN; reg = 0;
mask |= QPNP_WLED_VLOOP_COMP_AUTO_GM_EN |
QPNP_WLED_VLOOP_COMP_AUTO_GM_THRESH_MASK;
} else {
if (wled->loop_auto_gm_en)
reg |= QPNP_WLED_VLOOP_COMP_AUTO_GM_EN;
if (wled->loop_auto_gm_thresh > if (wled->loop_auto_gm_thresh >
QPNP_WLED_LOOP_AUTO_GM_THRESH_MAX) QPNP_WLED_LOOP_AUTO_GM_THRESH_MAX)
wled->loop_auto_gm_thresh = wled->loop_auto_gm_thresh =
QPNP_WLED_LOOP_AUTO_GM_THRESH_MAX; QPNP_WLED_LOOP_AUTO_GM_THRESH_MAX;
reg |= wled->loop_auto_gm_thresh << reg |= wled->loop_auto_gm_thresh <<
QPNP_WLED_VLOOP_COMP_AUTO_GM_THRESH_SHIFT; QPNP_WLED_VLOOP_COMP_AUTO_GM_THRESH_SHIFT;
mask |= QPNP_WLED_VLOOP_COMP_AUTO_GM_EN | mask |= QPNP_WLED_VLOOP_COMP_AUTO_GM_EN |
QPNP_WLED_VLOOP_COMP_AUTO_GM_THRESH_MASK; QPNP_WLED_VLOOP_COMP_AUTO_GM_THRESH_MASK;
}
} }
if (wled->loop_ea_gm < QPNP_WLED_LOOP_EA_GM_MIN) if (wled->loop_ea_gm < QPNP_WLED_LOOP_EA_GM_MIN)
@ -1780,8 +1789,17 @@ static int qpnp_wled_config(struct qpnp_wled *wled)
/* Configure the Soft start Ramp delay: for AMOLED - 0,for LCD - 2 */ /* Configure the Soft start Ramp delay: for AMOLED - 0,for LCD - 2 */
reg = (wled->disp_type_amoled) ? 0 : 2; reg = (wled->disp_type_amoled) ? 0 : 2;
rc = qpnp_wled_write_reg(wled, mask = SOFTSTART_RAMP_DELAY_MASK;
QPNP_WLED_SOFTSTART_RAMP_DLY(wled->ctrl_base), reg); if ((wled->pmic_rev_id->pmic_subtype == PMI8998_SUBTYPE ||
wled->pmic_rev_id->pmic_subtype == PM660L_SUBTYPE)
&& wled->disp_type_amoled) {
reg |= SOFTSTART_OVERWRITE_BIT;
mask |= SOFTSTART_OVERWRITE_BIT;
}
rc = qpnp_wled_masked_write_reg(wled,
QPNP_WLED_SOFTSTART_RAMP_DLY(wled->ctrl_base),
mask, reg);
if (rc) if (rc)
return rc; return rc;
@ -2129,8 +2147,11 @@ static int qpnp_wled_parse_dt(struct qpnp_wled *wled)
return rc; return rc;
} }
wled->loop_comp_res_kohm = wled->loop_comp_res_kohm = 320;
QPNP_WLED_LOOP_COMP_RES_DFLT_AMOLED_KOHM; if (wled->pmic_rev_id->pmic_subtype == PMI8998_SUBTYPE ||
wled->pmic_rev_id->pmic_subtype == PM660L_SUBTYPE)
wled->loop_comp_res_kohm = 300;
rc = of_property_read_u32(pdev->dev.of_node, rc = of_property_read_u32(pdev->dev.of_node,
"qcom,loop-comp-res-kohm", &temp_val); "qcom,loop-comp-res-kohm", &temp_val);
if (!rc) { if (!rc) {