[U-Boot] [PATCH 03/12] configs: ls2080aqds: Disable IFC NOR & QIXIS when QSPI

Prabhakar Kushwaha prabhakar.kushwaha at nxp.com
Thu Mar 3 03:58:22 CET 2016


> -----Original Message-----
> From: Yuan Yao [mailto:yao.yuan at freescale.com]
> Sent: Wednesday, March 02, 2016 4:02 PM
> To: york sun <york.sun at nxp.com>
> Cc: Prabhakar Kushwaha <prabhakar.kushwaha at nxp.com>;
> pratiyush.srivastava at freescale.com; u-boot at lists.denx.de; Yunhui Cui
> <yunhui.cui at nxp.com>; Yao Yuan <yao.yuan at nxp.com>
> Subject: [PATCH 03/12] configs: ls2080aqds: Disable IFC NOR & QIXIS when
> QSPI
> 
> From: Yuan Yao <yao.yuan at nxp.com>
> 
> When QSPI is enabled, NOR Flash and QIXIS can’t be accessed through IFC
> due to pin muxing.
> 
> Enable QIXIS accessing through I2C.
> 
> Signed-off-by: Yuan Yao <yao.yuan at nxp.com>
> ---
>  include/configs/ls2080aqds.h | 10 ++++++++++
>  1 file changed, 10 insertions(+)
> 
> diff --git a/include/configs/ls2080aqds.h b/include/configs/ls2080aqds.h
> index dab3820..3edb0b9 100644
> --- a/include/configs/ls2080aqds.h
> +++ b/include/configs/ls2080aqds.h
> @@ -17,8 +17,18 @@ unsigned long get_board_ddr_clk(void);  #endif
> 
>  #define CONFIG_SYS_FSL_CLK
> +
> +#ifdef CONFIG_FSL_QSPI
> +#define CONFIG_SYS_NO_FLASH
> +#undef CONFIG_CMD_IMLS
> +#define CONFIG_SYS_CLK_FREQ		100000000
> +#define CONFIG_DDR_CLK_FREQ		133333333
> +#define CONFIG_QIXIS_I2C_ACCESS

If we are accessing QIXIS via I2c then why hard-coding SYSCLK and DDRCLK?

--prabhakar


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