[U-Boot] [PATCH v2 1/3] armv8/ls1043aqds: Select lpuart pins of various muxes

[Bin Meng]

Hi Wenbin,

On Wed, Jan 20, 2016 at 8:25 PM, Wenbin Song <wenbin.song at nxp.com> wrote:
> From: Shaohui Xie <Shaohui.Xie at freescale.com>
>
> Set Board Configuration Register to select the lpuart pins of various
> muxes.
>
> Signed-off-by: Shaohui Xie <Shaohui.Xie at freescale.com>
> Signed-off-by: Mingkai Hu <Mingkai.Hu at freescale.com>
> ---
>  board/freescale/ls1043aqds/ls1043aqds.c | 15 +++++++++++++++
>  1 file changed, 15 insertions(+)
>
> diff --git a/board/freescale/ls1043aqds/ls1043aqds.c b/board/freescale/ls1043aqds/ls1043aqds.c
> index d6696ca..4e38cb0 100644
> --- a/board/freescale/ls1043aqds/ls1043aqds.c
> +++ b/board/freescale/ls1043aqds/ls1043aqds.c
> @@ -40,6 +40,9 @@ enum {
>  #define CFG_SD_MUX3_MUX4       0x1 /* MUX4 */
>  #define CFG_SD_MUX4_SLOT3      0x0 /* SLOT3 TX/RX1 */
>  #define CFG_SD_MUX4_SLOT1      0x1 /* SLOT1 TX/RX3 */
> +#define CFG_UART_MUX_MASK      0x6
> +#define CFG_UART_MUX_SHIFT     1
> +#define CFG_LPUART_EN          0x1
>
>  int checkboard(void)
>  {
> @@ -218,7 +221,19 @@ void board_retimer_init(void)
>
>  int board_early_init_f(void)
>  {
> +#ifdef CONFIG_LPUART
> +       u8 uart;
> +#endif
>         fsl_lsch2_early_init_f();
> +#ifdef CONFIG_LPUART
> +       /*
> +        * we use lpuart1 as system console.
> +        */

nits: please use single-line comment format if this line only fits one line.

> +       uart = QIXIS_READ(brdcfg[14]);
> +       uart &= ~CFG_UART_MUX_MASK;
> +       uart |= CFG_LPUART_EN << CFG_UART_MUX_SHIFT;
> +       QIXIS_WRITE(brdcfg[14], uart);
> +#endif
>
>         return 0;
>  }
> --

Other than that,

Reviewed-by: Bin Meng <bmeng.cn at gmail.com>

Regards,
Bin