RK3288 Vyasa has eMMC boot support, with JP4 open.
Signed-off-by: Jagan Teki jagan@amarulasolutions.com --- Note: Linux patch for this support is in ML.
arch/arm/dts/rk3288-vyasa-u-boot.dtsi | 4 ++++ arch/arm/dts/rk3288-vyasa.dts | 11 +++++++++++ board/amarula/vyasa-rk3288/vyasa-rk3288.c | 7 +++++++ 3 files changed, 22 insertions(+)
diff --git a/arch/arm/dts/rk3288-vyasa-u-boot.dtsi b/arch/arm/dts/rk3288-vyasa-u-boot.dtsi index b3a56e9..6017ca2 100644 --- a/arch/arm/dts/rk3288-vyasa-u-boot.dtsi +++ b/arch/arm/dts/rk3288-vyasa-u-boot.dtsi @@ -20,6 +20,10 @@ u-boot,dm-pre-reloc; };
+&emmc { + u-boot,dm-pre-reloc; +}; + &uart2 { u-boot,dm-pre-reloc; }; diff --git a/arch/arm/dts/rk3288-vyasa.dts b/arch/arm/dts/rk3288-vyasa.dts index 70c433f..850aa25 100644 --- a/arch/arm/dts/rk3288-vyasa.dts +++ b/arch/arm/dts/rk3288-vyasa.dts @@ -155,6 +155,17 @@ cpu0-supply = <&vdd_cpu>; };
+&emmc { + bus-width = <8>; + cap-mmc-highspeed; + disable-wp; + non-removable; + pinctrl-names = "default"; + pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_pwr &emmc_bus8>; + vmmc-supply = <&vcc_io>; + status = "okay"; +}; + &gmac { assigned-clocks = <&cru SCLK_MAC>; assigned-clock-parents = <&ext_gmac>; diff --git a/board/amarula/vyasa-rk3288/vyasa-rk3288.c b/board/amarula/vyasa-rk3288/vyasa-rk3288.c index 7985671..82f8c4e 100644 --- a/board/amarula/vyasa-rk3288/vyasa-rk3288.c +++ b/board/amarula/vyasa-rk3288/vyasa-rk3288.c @@ -9,6 +9,13 @@ #ifndef CONFIG_TPL_BUILD #include <spl.h>
+void board_boot_order(u32 *spl_boot_list) +{ + /* eMMC prior to sdcard. */ + spl_boot_list[0] = BOOT_DEVICE_MMC2; + spl_boot_list[1] = BOOT_DEVICE_MMC1; +} + int spl_start_uboot(void) { /* break into full u-boot on 'c' */