diff options
Diffstat (limited to 'arch/arm/cpu/armv8')
| -rw-r--r-- | arch/arm/cpu/armv8/zynqmp/Kconfig | 48 | ||||
| -rw-r--r-- | arch/arm/cpu/armv8/zynqmp/spl.c | 30 |
2 files changed, 78 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv8/zynqmp/Kconfig b/arch/arm/cpu/armv8/zynqmp/Kconfig index e7039919c7..1eedb39aa5 100644 --- a/arch/arm/cpu/armv8/zynqmp/Kconfig +++ b/arch/arm/cpu/armv8/zynqmp/Kconfig @@ -47,5 +47,53 @@ config ZYNQMP_USB config SYS_MALLOC_F_LEN default 0x600 +config SPL_ZYNQMP_ALT_BOOTMODE_ENABLED + bool "Overwrite SPL bootmode" + depends on SPL + help + Overwrite bootmode selected via boot mode pins to tell SPL what should + be the next boot device. + +config SPL_ZYNQMP_ALT_BOOTMODE + hex + default 0x0 if JTAG_MODE + default 0x1 if QSPI_MODE_24BIT + default 0x2 if QSPI_MODE_32BIT + default 0x3 if SD_MODE + default 0x4 if NAND_MODE + default 0x5 if SD_MODE1 + default 0x6 if EMMC_MODE + default 0x7 if USB_MODE + +choice + prompt "Boot mode" + depends on ZYNQMP_ALT_BOOTMODE_ENABLED + default JTAG + +config JTAG_MODE + bool "JTAG_MODE" + +config QSPI_MODE_24BIT + bool "QSPI_MODE_24BIT" + +config QSPI_MODE_32BIT + bool "QSPI_MODE_32BIT" + +config SD_MODE + bool "SD_MODE" + +config SD_MODE1 + bool "SD_MODE1" + +config NAND_MODE + bool "NAND_MODE" + +config EMMC_MODE + bool "EMMC_MODE" + +config USB_MODE + bool "USB" + +endchoice endif diff --git a/arch/arm/cpu/armv8/zynqmp/spl.c b/arch/arm/cpu/armv8/zynqmp/spl.c index 867d2b25a8..04e190537d 100644 --- a/arch/arm/cpu/armv8/zynqmp/spl.c +++ b/arch/arm/cpu/armv8/zynqmp/spl.c @@ -35,10 +35,29 @@ void board_init_f(ulong dummy) board_init_r(NULL, 0); } +static void ps_mode_reset(ulong mode) +{ + writel(mode << ZYNQMP_CRL_APB_BOOT_PIN_CTRL_OUT_EN_SHIFT, + &crlapb_base->boot_pin_ctrl); + udelay(5); + writel(mode << ZYNQMP_CRL_APB_BOOT_PIN_CTRL_OUT_VAL_SHIFT | + mode << ZYNQMP_CRL_APB_BOOT_PIN_CTRL_OUT_EN_SHIFT, + &crlapb_base->boot_pin_ctrl); +} + +/* + * Set default PS_MODE1 which is used for USB ULPI phy reset + * Also other resets can be connected to this certain pin + */ +#ifndef MODE_RESET +# define MODE_RESET PS_MODE1 +#endif + #ifdef CONFIG_SPL_BOARD_INIT void spl_board_init(void) { preloader_console_init(); + ps_mode_reset(MODE_RESET); board_init(); } #endif @@ -48,6 +67,13 @@ u32 spl_boot_device(void) u32 reg = 0; u8 bootmode; +#if defined(CONFIG_SPL_ZYNQMP_ALT_BOOTMODE_ENABLED) + /* Change default boot mode at run-time */ + writel(BOOT_MODE_USE_ALT | + CONFIG_SPL_ZYNQMP_ALT_BOOTMODE << BOOT_MODE_ALT_SHIFT, + &crlapb_base->boot_mode); +#endif + reg = readl(&crlapb_base->boot_mode); bootmode = reg & BOOT_MODES_MASK; @@ -60,6 +86,10 @@ u32 spl_boot_device(void) case SD_MODE1: return BOOT_DEVICE_MMC1; #endif +#ifdef CONFIG_SPL_DFU_SUPPORT + case USB_MODE: + return BOOT_DEVICE_DFU; +#endif default: printf("Invalid Boot Mode:0x%x\n", bootmode); break; |