rockchip: rk3399-roc-pc: default to SPI bus 1 for SPI-flash

SPI flash on this board is located on bus 1, default to using bus 1 for
SPI flash on both rk3399-roc-pc and -mezzanine, and stop aliasing it to
bus 0.

Signed-off-by: Hugh Cole-Baker <sigmaris@gmail.com>
Suggested-by: Simon Glass <sjg@chromium.org>
Fixes: c4cea2bb ("rockchip: Enable building a SPI ROM image on bob")
Reviewed-by: Kever Yang<kever.yang@rock-chips.com>
diff --git a/arch/arm/dts/rk3399-roc-pc-u-boot.dtsi b/arch/arm/dts/rk3399-roc-pc-u-boot.dtsi
index fc155e6..e3c9364 100644
--- a/arch/arm/dts/rk3399-roc-pc-u-boot.dtsi
+++ b/arch/arm/dts/rk3399-roc-pc-u-boot.dtsi
@@ -7,10 +7,6 @@
 #include "rk3399-sdram-lpddr4-100.dtsi"
 
 / {
-	aliases {
-		spi0 = &spi1;
-	};
-
 	chosen {
 		u-boot,spl-boot-order = "same-as-spl", &spi_flash, &sdhci, &sdmmc;
 	};
diff --git a/configs/roc-pc-mezzanine-rk3399_defconfig b/configs/roc-pc-mezzanine-rk3399_defconfig
index ae16f35..8aa5a15 100644
--- a/configs/roc-pc-mezzanine-rk3399_defconfig
+++ b/configs/roc-pc-mezzanine-rk3399_defconfig
@@ -42,6 +42,7 @@
 CONFIG_MMC_DW_ROCKCHIP=y
 CONFIG_MMC_SDHCI=y
 CONFIG_MMC_SDHCI_ROCKCHIP=y
+CONFIG_SF_DEFAULT_BUS=1
 CONFIG_SPI_FLASH_WINBOND=y
 CONFIG_DM_ETH=y
 CONFIG_ETH_DESIGNWARE=y
diff --git a/configs/roc-pc-rk3399_defconfig b/configs/roc-pc-rk3399_defconfig
index 774707b..927b576 100644
--- a/configs/roc-pc-rk3399_defconfig
+++ b/configs/roc-pc-rk3399_defconfig
@@ -41,6 +41,7 @@
 CONFIG_MMC_DW_ROCKCHIP=y
 CONFIG_MMC_SDHCI=y
 CONFIG_MMC_SDHCI_ROCKCHIP=y
+CONFIG_SF_DEFAULT_BUS=1
 CONFIG_SPI_FLASH_WINBOND=y
 CONFIG_DM_ETH=y
 CONFIG_ETH_DESIGNWARE=y