diff mbox

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

Message ID 1424546453-14026-2-git-send-email-festevam@gmail.com
State Changes Requested
Headers show

Commit Message

Fabio Estevam Feb. 21, 2015, 7:20 p.m. UTC 
From: Fabio Estevam <fabio.estevam@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@freescale.com>
---
 board/freescale/mx25pdk/mx25pdk.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Comments

Stefano Babic Feb. 23, 2015, 8:03 a.m. UTC | #1 
On 21/02/2015 20:20, Fabio Estevam wrote:
> From: Fabio Estevam <fabio.estevam@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@freescale.com>
> ---
>  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;
>  }
> 

Acked-by: Stefano Babic <sbabic@denx.de>

Best regards,
Stefano Babic
diff mbox

Patch

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;
 }