Hi,
We have a custom board based on rv1108 evb where we are trying to add eMMC support.
Here are the changes we made so far:
arch/arm/dts/rv1108-evb.dts | 45 +++++++++++++++++++++++++++++++++++++++++ configs/evb-rv1108_defconfig | 4 ++++ include/configs/evb_rv1108.h | 14 +------------ include/configs/rv1108_common.h | 3 +++ 4 files changed, 53 insertions(+), 13 deletions(-)
diff --git a/arch/arm/dts/rv1108-evb.dts b/arch/arm/dts/rv1108-evb.dts index ccb9969..f07f402 100644 --- a/arch/arm/dts/rv1108-evb.dts +++ b/arch/arm/dts/rv1108-evb.dts @@ -77,3 +77,48 @@ &usb_host_ohci { status = "okay"; }; + +&emmc { + pinctrl-names = "default"; + pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>; + bus-width = <8>; + cap-mmc-highspeed; + supports-emmc; + disable-wp; + non-removable; + num-slots = <1>; + status = "okay"; +}; + +&pinctrl { + pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma { + bias-disable; + drive-strength = <8>; + }; + + pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma { + bias-pull-up; + drive-strength = <8>; + }; + + emmc { + emmc_clk: emmc-clk { + rockchip,pins = <2 RK_PB6 RK_FUNC_1 &pcfg_pull_none_drv_8ma>; + }; + + emmc_cmd: emmc-cmd { + rockchip,pins = <2 RK_PB4 RK_FUNC_2 &pcfg_pull_up_drv_8ma>; + }; + + emmc_bus8: emmc-bus8 { + rockchip,pins = <2 RK_PA0 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, + <2 RK_PA1 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, + <2 RK_PA2 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, + <2 RK_PA3 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, + <2 RK_PA4 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, + <2 RK_PA5 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, + <2 RK_PA6 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, + <2 RK_PA7 RK_FUNC_2 &pcfg_pull_up_drv_8ma>; + }; + }; +}; diff --git a/configs/evb-rv1108_defconfig b/configs/evb-rv1108_defconfig index 2ef041f..6c992c6 100644 --- a/configs/evb-rv1108_defconfig +++ b/configs/evb-rv1108_defconfig @@ -14,10 +14,12 @@ CONFIG_DISPLAY_BOARDINFO_LATE=y CONFIG_RANDOM_UUID=y CONFIG_CMD_SF=y CONFIG_CMD_USB=y +CONFIG_CMD_MMC=y # CONFIG_CMD_SETEXPR is not set CONFIG_CMD_CACHE=y CONFIG_CMD_TIME=y CONFIG_DEFAULT_DEVICE_TREE="rv1108-evb" +CONFIG_ENV_IS_IN_MMC=y CONFIG_NET_RANDOM_ETHADDR=y CONFIG_REGMAP=y CONFIG_SYSCON=y @@ -27,6 +29,8 @@ CONFIG_FASTBOOT_BUF_SIZE=0x08000000 CONFIG_FASTBOOT_FLASH=y CONFIG_FASTBOOT_FLASH_MMC_DEV=1 CONFIG_ROCKCHIP_GPIO=y +CONFIG_MMC_DW=y +CONFIG_MMC_DW_ROCKCHIP=y CONFIG_SYS_I2C_ROCKCHIP=y CONFIG_SPI_FLASH=y CONFIG_SPI_FLASH_BAR=y diff --git a/include/configs/evb_rv1108.h b/include/configs/evb_rv1108.h index 34739c7..aa6c4b0 100644 --- a/include/configs/evb_rv1108.h +++ b/include/configs/evb_rv1108.h @@ -8,18 +8,6 @@
#include <configs/rv1108_common.h>
-/* - * Default environment settings - */ -#define CONFIG_EXTRA_ENV_SETTINGS \ - "netdev=eth0\0" \ - "ipaddr=172.16.12.50\0" \ - "serverip=172.16.12.69\0" \ - "" -#define CONFIG_BOOTCOMMAND \ - "sf probe;" \ - "sf read 0x62000000 0x140800 0x500000;" \ - "dcache off;" \ - "go 0x62000000" +#define CONFIG_SYS_MMC_ENV_DEV 0
#endif diff --git a/include/configs/rv1108_common.h b/include/configs/rv1108_common.h index 2ab3b85..cc0384e 100644 --- a/include/configs/rv1108_common.h +++ b/include/configs/rv1108_common.h @@ -17,6 +17,9 @@ #define CONFIG_SYS_TIMER_BASE 0x10350020 #define CONFIG_SYS_TIMER_COUNTER (CONFIG_SYS_TIMER_BASE + 8)
+/* MMC/SD IP block */ +#define CONFIG_BOUNCE_BUFFER + #define CONFIG_SYS_SDRAM_BASE 0x60000000 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_TEXT_BASE + 0x100000) #define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + 0x2000000)