From: Peng Fan peng.fan@nxp.com
Enable CONFIG_DM_SERIAL. uart and its pinmux was already marked with u-boot,dm-spl. Move preloader_console_init after spl_init to make sure driver model work.
Signed-off-by: Peng Fan peng.fan@nxp.com Reviewed-by: Ariel D'Alessandro ariel.dalessandro@collabora.com Reviewed-by: Fabio Estevam festevam@denx.de --- board/variscite/imx8mn_var_som/spl.c | 11 ++--------- configs/imx8mn_var_som_defconfig | 1 + include/configs/imx8mn_var_som.h | 2 -- 3 files changed, 3 insertions(+), 11 deletions(-)
diff --git a/board/variscite/imx8mn_var_som/spl.c b/board/variscite/imx8mn_var_som/spl.c index 32703c5f0b3..1a8b64fc0a9 100644 --- a/board/variscite/imx8mn_var_som/spl.c +++ b/board/variscite/imx8mn_var_som/spl.c @@ -40,14 +40,8 @@ void spl_board_init(void) puts("Failed to find clock node. Check device tree\n"); }
-#define UART_PAD_CTRL (PAD_CTL_DSE6 | PAD_CTL_FSEL1) #define WDOG_PAD_CTRL (PAD_CTL_DSE6 | PAD_CTL_ODE | PAD_CTL_PUE | PAD_CTL_PE)
-static const iomux_v3_cfg_t uart_pads[] = { - IMX8MN_PAD_UART4_RXD__UART4_DCE_RX | MUX_PAD_CTRL(UART_PAD_CTRL), - IMX8MN_PAD_UART4_TXD__UART4_DCE_TX | MUX_PAD_CTRL(UART_PAD_CTRL), -}; - static const iomux_v3_cfg_t wdog_pads[] = { IMX8MN_PAD_GPIO1_IO02__WDOG1_WDOG_B | MUX_PAD_CTRL(WDOG_PAD_CTRL), }; @@ -59,7 +53,6 @@ int board_early_init_f(void) imx_iomux_v3_setup_multiple_pads(wdog_pads, ARRAY_SIZE(wdog_pads)); set_wdog_reset(wdog);
- imx_iomux_v3_setup_multiple_pads(uart_pads, ARRAY_SIZE(uart_pads)); init_uart_clk(3);
return 0; @@ -78,14 +71,14 @@ void board_init_f(ulong dummy)
timer_init();
- preloader_console_init(); - ret = spl_init(); if (ret) { debug("spl_init() failed: %d\n", ret); hang(); }
+ preloader_console_init(); + /* DDR initialization */ spl_dram_init();
diff --git a/configs/imx8mn_var_som_defconfig b/configs/imx8mn_var_som_defconfig index 5ec82f2a926..39209f62c46 100644 --- a/configs/imx8mn_var_som_defconfig +++ b/configs/imx8mn_var_som_defconfig @@ -83,6 +83,7 @@ CONFIG_SPL_DM_PMIC_BD71837=y CONFIG_DM_REGULATOR=y CONFIG_DM_REGULATOR_FIXED=y CONFIG_DM_REGULATOR_GPIO=y +CONFIG_DM_SERIAL=y CONFIG_MXC_UART=y CONFIG_SYSRESET=y CONFIG_SYSRESET_PSCI=y diff --git a/include/configs/imx8mn_var_som.h b/include/configs/imx8mn_var_som.h index 318289b76bc..6ce60b0d704 100644 --- a/include/configs/imx8mn_var_som.h +++ b/include/configs/imx8mn_var_som.h @@ -64,8 +64,6 @@ #define PHYS_SDRAM 0x40000000 #define PHYS_SDRAM_SIZE SZ_1G /* 1GB DDR */
-#define CONFIG_MXC_UART_BASE UART4_BASE_ADDR - /* Monitor Command Prompt */ #define CONFIG_SYS_CBSIZE SZ_2K #define CONFIG_SYS_MAXARGS 64