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[U-Boot,2/9] ARM: sunxi: Add sun8i (A23) UART0 pin mux support

Message ID 1412665917-29731-3-git-send-email-wens@csie.org
State Superseded
Headers show

Commit Message

Chen-Yu Tsai Oct. 7, 2014, 7:11 a.m. UTC
UART0 pin muxes on the A23 have a different function value.

Signed-off-by: Chen-Yu Tsai <wens@csie.org>
---
 arch/arm/include/asm/arch-sunxi/gpio.h | 6 ++++++
 1 file changed, 6 insertions(+)

Comments

Ian Campbell Oct. 11, 2014, 3:51 p.m. UTC | #1
On Tue, 2014-10-07 at 15:11 +0800, Chen-Yu Tsai wrote:
> UART0 pin muxes on the A23 have a different function value.
> 
> Signed-off-by: Chen-Yu Tsai <wens@csie.org>

Sigh, why can't silicon folks resist fiddling with stuff ;-)

Acked-by: Ian Campbell <ijc@hellion.org.uk>

> ---
>  arch/arm/include/asm/arch-sunxi/gpio.h | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/arch/arm/include/asm/arch-sunxi/gpio.h b/arch/arm/include/asm/arch-sunxi/gpio.h
> index ba7e69b..b94ec4d 100644
> --- a/arch/arm/include/asm/arch-sunxi/gpio.h
> +++ b/arch/arm/include/asm/arch-sunxi/gpio.h
> @@ -125,8 +125,14 @@ enum sunxi_gpio_number {
>  #define SUNXI_GPF0_SDC0		2
>  
>  #define SUNXI_GPF2_SDC0		2
> +
> +#ifdef CONFIG_SUN8I
> +#define SUNXI_GPF2_UART0_TX	3
> +#define SUNXI_GPF4_UART0_RX	3
> +#else
>  #define SUNXI_GPF2_UART0_TX	4
>  #define SUNXI_GPF4_UART0_RX	4
> +#endif
>  
>  #define SUN4I_GPG0_SDC1		4
>
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Patch

diff --git a/arch/arm/include/asm/arch-sunxi/gpio.h b/arch/arm/include/asm/arch-sunxi/gpio.h
index ba7e69b..b94ec4d 100644
--- a/arch/arm/include/asm/arch-sunxi/gpio.h
+++ b/arch/arm/include/asm/arch-sunxi/gpio.h
@@ -125,8 +125,14 @@  enum sunxi_gpio_number {
 #define SUNXI_GPF0_SDC0		2
 
 #define SUNXI_GPF2_SDC0		2
+
+#ifdef CONFIG_SUN8I
+#define SUNXI_GPF2_UART0_TX	3
+#define SUNXI_GPF4_UART0_RX	3
+#else
 #define SUNXI_GPF2_UART0_TX	4
 #define SUNXI_GPF4_UART0_RX	4
+#endif
 
 #define SUN4I_GPG0_SDC1		4