Hi Tommaso, On Wed, Dec 29, 2021 at 5:51 PM Fabio Estevam <[email protected]> wrote:
> > U-Boot 2022.01-rc4-00030-gb3f84a939f-dirty (Dec 29 2021 - 21:22:30 +0100) > > > > CPU: Freescale i.MX6SX rev1.2 996 MHz (running at 792 MHz) > > CPU: Extended Commercial temperature grade (-20C to 105C) at 30C > > Reset cause: POR > > Model: UDOO Neo Basic > > Board: UDOO Neo UNDEFINED > > Could you please help to investigate this output? It should not print > "UNDEFINED". Please try this attached patch instead and share the U-Boot logs. Thanks
From 1033bf6c71c55225288a854d56abf7b9ca99e1f7 Mon Sep 17 00:00:00 2001 From: Fabio Estevam <[email protected]> Date: Wed, 29 Dec 2021 18:03:47 -0300 Subject: [PATCH] udoo: neo: Fix the board version IOMUX Signed-off-by: Fabio Estevam <[email protected]> --- board/udoo/neo/neo.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/board/udoo/neo/neo.c b/board/udoo/neo/neo.c index 92a1e084b524..8511f65ce60f 100644 --- a/board/udoo/neo/neo.c +++ b/board/udoo/neo/neo.c @@ -67,12 +67,6 @@ enum { #define WDOG_PAD_CTRL (PAD_CTL_PUE | PAD_CTL_PKE | PAD_CTL_SPEED_MED | \ PAD_CTL_DSE_40ohm) -#define BOARD_DETECT_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ - PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ - PAD_CTL_DSE_34ohm | PAD_CTL_HYS | PAD_CTL_SRE_FAST) -#define BOARD_DETECT_PAD_CFG (MUX_PAD_CTRL(BOARD_DETECT_PAD_CTRL) | \ - MUX_MODE_SION) - int dram_init(void) { gd->ram_size = imx_ddr_size(); @@ -222,9 +216,9 @@ static iomux_v3_cfg_t const phy_control_pads[] = { static iomux_v3_cfg_t const board_recognition_pads[] = { /*Connected to R184*/ - MX6_PAD_NAND_READY_B__GPIO4_IO_13 | BOARD_DETECT_PAD_CFG, + MX6_PAD_NAND_READY_B__GPIO4_IO_13 | MUX_PAD_CTRL(NO_PAD_CTRL), /*Connected to R185*/ - MX6_PAD_NAND_ALE__GPIO4_IO_0 | BOARD_DETECT_PAD_CFG, + MX6_PAD_NAND_ALE__GPIO4_IO_0 | MUX_PAD_CTRL(NO_PAD_CTRL), }; static iomux_v3_cfg_t const wdog_b_pad = { @@ -296,12 +290,18 @@ static int get_board_value(void) imx_iomux_v3_setup_multiple_pads(board_recognition_pads, ARRAY_SIZE(board_recognition_pads)); + gpio_request(IMX_GPIO_NR(4, 13), "r184"); + gpio_request(IMX_GPIO_NR(4, 0), "r185"); + gpio_direction_input(IMX_GPIO_NR(4, 13)); gpio_direction_input(IMX_GPIO_NR(4, 0)); r184 = gpio_get_value(IMX_GPIO_NR(4, 13)); r185 = gpio_get_value(IMX_GPIO_NR(4, 0)); + printf("********* r184 is %d\n", r184); + printf("********* r185 is %d\n", r185); + /* * Machine selection - * Machine r184, r185 -- 2.25.1
