[U-Boot] [PATCH v2 2/2] mx25pdk: Turn on the LCD supply

Fabio Estevam festevam at gmail.com
Sat Feb 21 20:22:50 CET 2015


From: Fabio Estevam <fabio.estevam at freescale.com>

Currently there is no support for MC34704 PMIC in the mainline kernel.

Turn on the LCD supply via bootloader for the time being, so that we could 
use the LCD in the kernel.

Signed-off-by: Fabio Estevam <fabio.estevam at freescale.com>
---
Changes since v1:
- None

 board/freescale/mx25pdk/mx25pdk.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/board/freescale/mx25pdk/mx25pdk.c b/board/freescale/mx25pdk/mx25pdk.c
index 71a395c..01dac72 100644
--- a/board/freescale/mx25pdk/mx25pdk.c
+++ b/board/freescale/mx25pdk/mx25pdk.c
@@ -146,8 +146,8 @@ int board_late_init(void)
 	if (!p)
 		return -ENODEV;
 
-	/* Turn on Ethernet PHY supply */
-	pmic_reg_write(p, MC34704_GENERAL2_REG, ONOFFE);
+	/* Turn on Ethernet PHY and LCD supplies */
+	pmic_reg_write(p, MC34704_GENERAL2_REG, ONOFFE | ONOFFA);
 
 	return 0;
 }
-- 
1.9.1



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