From 0016e62813a151557ea5a3fd083417eaf03aa576 Mon Sep 17 00:00:00 2001 From: Michael Trimarchi Date: Mon, 18 Apr 2022 08:53:36 +0200 Subject: board: bsh: imx8mn_bsh_smm_s2/s2pro: enable DM_SERIAL Enable DM_SERIAL for both U_Boot and the SPL. The uart4 and its pinmux are already marked with u-boot,dm-spl but we need to move the call to preloader_console_init() after spl_init() to avoid a board hang as dm can't be used until after spl_init(). Remove the manual config of the UART pinmux now that it is no longer needed. Signed-off-by: Michael Trimarchi Cc: Tim Harvey Reviewed-by: Fabio Estevam Tested-by: Ariel D'Alessandro --- board/bsh/imx8mn_smm_s2/spl.c | 11 ++--------- 1 file changed, 2 insertions(+), 9 deletions(-) (limited to 'board') diff --git a/board/bsh/imx8mn_smm_s2/spl.c b/board/bsh/imx8mn_smm_s2/spl.c index 5f04731d72..0f61acc630 100644 --- a/board/bsh/imx8mn_smm_s2/spl.c +++ b/board/bsh/imx8mn_smm_s2/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); if (IS_ENABLED(CONFIG_NAND_MXS)) { @@ -82,14 +75,14 @@ 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(); -- cgit v1.2.3