From af1a266670d040d2f4083ff309d732d648afba2a Mon Sep 17 00:00:00 2001
From: Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com>
Date: Tue, 10 Oct 2023 14:33:42 +0000
Subject: Add submodule dependency files
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
---
.../board/technexion/pico-imx8mq/pico-imx8mq.c | 146 +++++++++++++++++++++
1 file changed, 146 insertions(+)
create mode 100644 roms/u-boot/board/technexion/pico-imx8mq/pico-imx8mq.c
(limited to 'roms/u-boot/board/technexion/pico-imx8mq/pico-imx8mq.c')
diff --git a/roms/u-boot/board/technexion/pico-imx8mq/pico-imx8mq.c b/roms/u-boot/board/technexion/pico-imx8mq/pico-imx8mq.c
new file mode 100644
index 000000000..951e3e198
--- /dev/null
+++ b/roms/u-boot/board/technexion/pico-imx8mq/pico-imx8mq.c
@@ -0,0 +1,146 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2018 NXP
+ */
+
+#include <common.h>
+#include <env.h>
+#include <init.h>
+#include <malloc.h>
+#include <errno.h>
+#include <asm/global_data.h>
+#include <asm/io.h>
+#include <miiphy.h>
+#include <netdev.h>
+#include <asm/mach-imx/iomux-v3.h>
+#include <asm-generic/gpio.h>
+#include <fsl_esdhc_imx.h>
+#include <mmc.h>
+#include <asm/arch/imx8mq_pins.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/mach-imx/gpio.h>
+#include <asm/mach-imx/mxc_i2c.h>
+#include <asm/arch/clock.h>
+#include <linux/delay.h>
+#include <spl.h>
+#include <power/pmic.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define UART_PAD_CTRL (PAD_CTL_DSE6 | PAD_CTL_FSEL1)
+
+#define WDOG_PAD_CTRL (PAD_CTL_DSE6 | PAD_CTL_HYS | PAD_CTL_PUE)
+
+static iomux_v3_cfg_t const wdog_pads[] = {
+ IMX8MQ_PAD_GPIO1_IO02__WDOG1_WDOG_B | MUX_PAD_CTRL(WDOG_PAD_CTRL),
+};
+
+static iomux_v3_cfg_t const uart_pads[] = {
+ IMX8MQ_PAD_UART1_RXD__UART1_RX | MUX_PAD_CTRL(UART_PAD_CTRL),
+ IMX8MQ_PAD_UART1_TXD__UART1_TX | MUX_PAD_CTRL(UART_PAD_CTRL),
+};
+
+int board_early_init_f(void)
+{
+ struct wdog_regs *wdog = (struct wdog_regs *)WDOG1_BASE_ADDR;
+
+ 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));
+
+ return 0;
+}
+
+int board_phys_sdram_size(phys_size_t *size)
+{
+ int ddr_size = readl(M4_BOOTROM_BASE_ADDR);
+
+ if (ddr_size == 0x4) {
+ *size = 0x100000000;
+ } else if (ddr_size == 0x3) {
+ *size = 0xc0000000;
+ } else if (ddr_size == 0x2) {
+ *size = 0x80000000;
+ } else if (ddr_size == 0x1) {
+ *size = 0x40000000;
+ } else {
+ printf("Unknown DDR type!!!\n");
+ return -1;
+ }
+
+ return 0;
+}
+
+#ifdef CONFIG_FEC_MXC
+#define FEC_RST_PAD IMX_GPIO_NR(1, 9)
+#define FEC_PWR_PAD IMX_GPIO_NR(1, 0)
+static iomux_v3_cfg_t const fec1_pads[] = {
+ /* Reset */
+ IMX8MQ_PAD_GPIO1_IO09__GPIO1_IO9 | MUX_PAD_CTRL(NO_PAD_CTRL),
+ /* Power */
+ IMX8MQ_PAD_GPIO1_IO00__GPIO1_IO0 | MUX_PAD_CTRL(NO_PAD_CTRL),
+};
+
+static void setup_iomux_fec(void)
+{
+ imx_iomux_v3_setup_multiple_pads(fec1_pads, ARRAY_SIZE(fec1_pads));
+
+ gpio_request(IMX_GPIO_NR(1, 0), "fec1_pwr");
+ gpio_direction_output(IMX_GPIO_NR(1, 0), 1);
+ udelay(500);
+
+ gpio_request(IMX_GPIO_NR(1, 9), "fec1_rst");
+ gpio_direction_output(IMX_GPIO_NR(1, 9), 0);
+ udelay(500);
+ gpio_direction_output(IMX_GPIO_NR(1, 9), 1);
+}
+
+static int setup_fec(void)
+{
+ struct iomuxc_gpr_base_regs *gpr =
+ (struct iomuxc_gpr_base_regs *)IOMUXC_GPR_BASE_ADDR;
+
+ setup_iomux_fec();
+
+ /* Use 125M anatop REF_CLK1 for ENET1, not from external */
+ clrsetbits_le32(&gpr->gpr[1], BIT(13) | BIT(17), 0);
+ return set_clk_enet(ENET_125MHZ);
+}
+
+int board_phy_config(struct phy_device *phydev)
+{
+ /* enable rgmii rxc skew and phy mode select to RGMII copper */
+ phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x1f);
+ phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x8);
+
+ phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x05);
+ phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x100);
+
+ if (phydev->drv->config)
+ phydev->drv->config(phydev);
+ return 0;
+}
+#endif
+
+int board_init(void)
+{
+#ifdef CONFIG_FEC_MXC
+ setup_fec();
+#endif
+
+ return 0;
+}
+
+int board_mmc_get_env_dev(int devno)
+{
+ return devno;
+}
+
+int board_late_init(void)
+{
+#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
+ env_set("board_rev", "iMX8MQ");
+#endif
+ return 0;
+}
--
cgit