Add support for booting from SPI flash using the generic RK3566/RK3568
target.
Signed-off-by: Jonas Karlman <jo...@kwiboo.se>
---
v3: No change
v2: Split patch
---
arch/arm/dts/rk3568-generic-u-boot.dtsi | 7 +++++++
arch/arm/dts/rk3568-generic.dts | 14 +++++++++++++-
configs/generic-rk3568_defconfig | 15 +++++++++++++++
3 files changed, 35 insertions(+), 1 deletion(-)
diff --git a/arch/arm/dts/rk3568-generic-u-boot.dtsi
b/arch/arm/dts/rk3568-generic-u-boot.dtsi
index 6e8307e3bdf6..fd7f5367b759 100644
--- a/arch/arm/dts/rk3568-generic-u-boot.dtsi
+++ b/arch/arm/dts/rk3568-generic-u-boot.dtsi
@@ -1,3 +1,10 @@
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
#include "rk356x-u-boot.dtsi"
+
+&sfc {
+ flash@0 {
+ bootph-pre-ram;
+ bootph-some-ram;
+ };
+};
diff --git a/arch/arm/dts/rk3568-generic.dts b/arch/arm/dts/rk3568-generic.dts
index 3b9bf8052046..87c3aff26589 100644
--- a/arch/arm/dts/rk3568-generic.dts
+++ b/arch/arm/dts/rk3568-generic.dts
@@ -1,6 +1,6 @@
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
- * Minimal generic DT for RK3566/RK3568 with eMMC and SD-card enabled
+ * Minimal generic DT for RK3566/RK3568 with eMMC, SD-card and SPI flash
enabled
*/
/dts-v1/;
@@ -43,6 +43,18 @@
status = "okay";
};
+&sfc {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+
+ flash@0 {
+ compatible = "jedec,spi-nor";
+ reg = <0>;
+ spi-max-frequency = <24000000>;
+ };
+};
+
&uart2 {
status = "okay";
};
diff --git a/configs/generic-rk3568_defconfig b/configs/generic-rk3568_defconfig
index e7d5e55bbfd8..9276eae63ee3 100644
--- a/configs/generic-rk3568_defconfig
+++ b/configs/generic-rk3568_defconfig
@@ -3,11 +3,15 @@ CONFIG_SKIP_LOWLEVEL_INIT=y
CONFIG_COUNTER_FREQUENCY=24000000
CONFIG_ARCH_ROCKCHIP=y
CONFIG_NR_DRAM_BANKS=2
+CONFIG_SF_DEFAULT_SPEED=24000000
CONFIG_DEFAULT_DEVICE_TREE="rk3568-generic"
CONFIG_ROCKCHIP_RK3568=y
+CONFIG_ROCKCHIP_SPI_IMAGE=y
CONFIG_SPL_SERIAL=y
CONFIG_DEBUG_UART_BASE=0xFE660000
CONFIG_DEBUG_UART_CLOCK=24000000
+CONFIG_SPL_SPI_FLASH_SUPPORT=y
+CONFIG_SPL_SPI=y
CONFIG_SYS_LOAD_ADDR=0xc00800
CONFIG_DEBUG_UART=y
CONFIG_FIT=y
@@ -21,6 +25,8 @@ CONFIG_DISPLAY_BOARDINFO_LATE=y
CONFIG_SPL_MAX_SIZE=0x40000
CONFIG_SPL_PAD_TO=0x7f8000
# CONFIG_SPL_RAW_IMAGE_SUPPORT is not set
+CONFIG_SPL_SPI_LOAD=y
+CONFIG_SYS_SPI_U_BOOT_OFFS=0x60000
CONFIG_SPL_ATF=y
CONFIG_CMD_GPIO=y
CONFIG_CMD_GPT=y
@@ -43,10 +49,19 @@ CONFIG_MMC_DW_ROCKCHIP=y
CONFIG_MMC_SDHCI=y
CONFIG_MMC_SDHCI_SDMA=y
CONFIG_MMC_SDHCI_ROCKCHIP=y
+CONFIG_SF_DEFAULT_BUS=4
+CONFIG_SPI_FLASH_SFDP_SUPPORT=y
+CONFIG_SPI_FLASH_GIGADEVICE=y
+CONFIG_SPI_FLASH_MACRONIX=y
+CONFIG_SPI_FLASH_SILICONKAISER=y
+CONFIG_SPI_FLASH_WINBOND=y
+CONFIG_SPI_FLASH_XMC=y
+CONFIG_SPI_FLASH_XTX=y
CONFIG_SPL_PINCTRL=y
CONFIG_SPL_RAM=y
CONFIG_BAUDRATE=1500000
CONFIG_DEBUG_UART_SHIFT=2
CONFIG_SYS_NS16550_MEM32=y
+CONFIG_ROCKCHIP_SFC=y
CONFIG_SYSRESET=y
CONFIG_ERRNO_STR=y
--
2.43.2
