From: Keerthy <j-keerthy@ti.com>
Date: Thu, 12 Oct 2017 04:48:45 +0000 (+0530)
Subject: board: ti: dra71x-evm: Hook LDO1 of LP8733 to EN_PIN
X-Git-Tag: v2018.01-rc1~124
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=9ecdf30cfee377b7a1e4c2de67f99e593bbfa24a;p=oweals%2Fu-boot.git

board: ti: dra71x-evm: Hook LDO1 of LP8733 to EN_PIN

All regulators are hooked to EN_Pin at reset so that EN Pin controls
their state. Hook the LDO1 regulator to EN pin which at reset is not
hooked. This applies only to LP8733.

Signed-off-by: Keerthy <j-keerthy@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
---

diff --git a/board/ti/dra7xx/evm.c b/board/ti/dra7xx/evm.c
index 97aae016e1..6bcfa48231 100644
--- a/board/ti/dra7xx/evm.c
+++ b/board/ti/dra7xx/evm.c
@@ -672,6 +672,13 @@ int board_late_init(void)
 
 	omap_die_id_serial();
 	omap_set_fastboot_vars();
+
+	/*
+	 * Hook the LDO1 regulator to EN pin. This applies only to LP8733
+	 * Rest all regulators are hooked to EN Pin at reset.
+	 */
+	if (board_is_dra71x_evm())
+		palmas_i2c_write_u8(LP873X_I2C_SLAVE_ADDR, 0x9, 0x7);
 #endif
 	return 0;
 }