Merge "leds: qpnp-wled: enable VREF_UP in TEST4 register" (765b374b) · Commits · e / devices / android_kernel_xiaomi_markw

drivers/leds/leds-qpnp-wled.c

+15 −0

Original line number	Diff line number	Diff line
		@@ -42,6 +42,7 @@
		#define QPNP_WLED_SC_PRO_REG(b) (b + 0x5E)
		#define QPNP_WLED_TEST1_REG(b) (b + 0xE2)
		#define QPNP_WLED_TEST3_REG(b) (b + 0xE4)
		#define QPNP_WLED_TEST4_REG(b) (b + 0xE5)

		#define QPNP_WLED_EN_MASK 0x7F
		#define QPNP_WLED_EN_SHIFT 7
		@@ -73,6 +74,7 @@
		#define QPNP_WLED_TEST3_OVP_DIS 0x1F
		#define QPNP_WLED_TEST3_OVP_EN 0x3F
		#define QPNP_WLED_TEST3_OVP_DLY_US 100
		#define QPNP_WLED_TEST4_EN_VREF_UP 0x32

		/* sink registers */
		#define QPNP_WLED_CURR_SINK_REG(b) (b + 0x46)
		@@ -772,6 +774,19 @@ static int qpnp_wled_set_disp(struct qpnp_wled *wled, u16 base_addr)
		if (rc)
		return rc;

		/* enable VREF_UP to avoid false ovp on low brightness for LCD */
		if (!wled->disp_type_amoled) {
		rc = qpnp_wled_sec_access(wled, base_addr);
		if (rc)
		return rc;

		reg = QPNP_WLED_TEST4_EN_VREF_UP;
		rc = qpnp_wled_write_reg(wled, &reg,
		QPNP_WLED_TEST4_REG(base_addr));
		if (rc)
		return rc;
		}

		return 0;
		}