diff options
| author | Jagan Teki <jagan@amarulasolutions.com> | 2018-05-07 11:21:39 +0530 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2018-05-18 08:23:43 +0200 |
| commit | 9e759ce9044a978e90e3bd0d40bf4f29f19e267b (patch) | |
| tree | 390772022ad39a240975759b7e8fec19e329c2fb /board/bticino/mamoj | |
| parent | 129ceda20217b2ac0adae16d9cce4710319c4849 (diff) | |
configs: imx6dl-mamoj: Add Falcon mode support
Add Falcon mode support to boot Linux directly after SPL.
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Diffstat (limited to 'board/bticino/mamoj')
| -rw-r--r-- | board/bticino/mamoj/README | 27 | ||||
| -rw-r--r-- | board/bticino/mamoj/spl.c | 11 |
2 files changed, 38 insertions, 0 deletions
diff --git a/board/bticino/mamoj/README b/board/bticino/mamoj/README index 8b0e9c3e0c..5333c72537 100644 --- a/board/bticino/mamoj/README +++ b/board/bticino/mamoj/README @@ -15,6 +15,8 @@ The following methods can be used for booting Mamoj boards: 2. eMMC boot (via DFU) +3. Falcon mode + 1. USB SDP boot: --------------- @@ -92,6 +94,31 @@ The following methods can be used for booting Mamoj boards: Poweroff and Poweron the board and see U-Boot booting from eMMC. +3. Falcon mode: +-------------- + + - Skip 10M space and create dual partitions for eMMC, start sector is 20480 + + Partition Map for MMC device 2 -- Partition Type: DOS + + Part Start Sector Num Sectors UUID Type + 1 20480 131072 c52e78be-01 83 + 2 151552 7581696 c52e78be-02 83 + + - Write uImage + + => fatload mmc 2:1 $kernel_addr_r uImage + => mmc write $kernel_addr_r 0x1000 0x4000 + + - Write dtb and args + + => setenv bootargs console=ttymxc2,115200 root=/dev/mmcblk0p2 rootfstype=ext4 rootwait rw quiet + => fatload mmc 2:1 $fdt_addr_r imx6dl-mamoj.dtb + => spl export fdt $kernel_addr_r - $fdt_addr_r + => mmc write 0x13000000 0x800 0x800 + + Poweroff and Poweron the board and see Linux booting directly after SPL. + -- Jagan Teki <jagan@amarulasolutions.com> 03/12/18 diff --git a/board/bticino/mamoj/spl.c b/board/bticino/mamoj/spl.c index 4274cc8712..c52183749f 100644 --- a/board/bticino/mamoj/spl.c +++ b/board/bticino/mamoj/spl.c @@ -30,6 +30,17 @@ static iomux_v3_cfg_t const uart3_pads[] = { IOMUX_PADS(PAD_EIM_D25__UART3_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), }; +#ifdef CONFIG_SPL_OS_BOOT +int spl_start_uboot(void) +{ + /* break into full u-boot on 'c' */ + if (serial_tstc() && serial_getc() == 'c') + return 1; + + return 0; +} +#endif + struct mx6sdl_iomux_ddr_regs mx6sdl_ddr_ioregs = { .dram_sdclk_0 = IMX6SDL_DRIVE_STRENGTH, .dram_sdclk_1 = IMX6SDL_DRIVE_STRENGTH, |