[U-Boot] [Patch V3 3/3] armv8/ls1043aqds: add QSPI boot support
Scott Wood
oss at buserror.net
Mon Jan 11 18:46:45 CET 2016
On Mon, 2016-01-11 at 10:17 +0800, Gong Qianyu wrote:
> diff --git a/board/freescale/ls1043aqds/ls1043aqds.c
> b/board/freescale/ls1043aqds/ls1043aqds.c
> index d6696ca..770b79f 100644
> --- a/board/freescale/ls1043aqds/ls1043aqds.c
> +++ b/board/freescale/ls1043aqds/ls1043aqds.c
> @@ -43,15 +43,19 @@ enum {
>
> int checkboard(void)
> {
> +#ifndef CONFIG_QSPI_BOOT
> char buf[64];
> #ifndef CONFIG_SD_BOOT
> u8 sw;
> #endif
> +#endif
>
> puts("Board: LS1043AQDS, boot from ");
>
> #ifdef CONFIG_SD_BOOT
> puts("SD\n");
> +#elif defined(CONFIG_QSPI_BOOT)
> + puts("QSPI\n");
> #else
> sw = QIXIS_READ(brdcfg[0]);
> sw = (sw & QIXIS_LBMAP_MASK) >> QIXIS_LBMAP_SHIFT;
> @@ -68,12 +72,15 @@ int checkboard(void)
> printf("invalid setting of SW%u\n", QIXIS_LBMAP_SWITCH);
> #endif
>
> +#ifndef CONFIG_QSPI_BOOT
> + /* For QSPI boot, here I2C is not ready yet. */
> printf("Sys ID: 0x%02x, Sys Ver: 0x%02x\n",
> QIXIS_READ(id), QIXIS_READ(arch));
>
> printf("FPGA: v%d (%s), build %d\n",
> (int)QIXIS_READ(scver), qixis_read_tag(buf),
> (int)qixis_read_minor());
> +#endif
Why isn't i2c ready? How is DDR inited without it?
-Scott
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