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Diffstat (limited to 'board/ronetix/imx7-cm/imx7-cm.c')
-rw-r--r--board/ronetix/imx7-cm/imx7-cm.c98
1 files changed, 98 insertions, 0 deletions
diff --git a/board/ronetix/imx7-cm/imx7-cm.c b/board/ronetix/imx7-cm/imx7-cm.c
new file mode 100644
index 00000000000..c23097f0476
--- /dev/null
+++ b/board/ronetix/imx7-cm/imx7-cm.c
@@ -0,0 +1,98 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2021 Ronetix GmbH
+ */
+
+#include <init.h>
+#include <net.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/crm_regs.h>
+#include <asm/arch/imx-regs.h>
+#include <asm/arch/mx7-pins.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/global_data.h>
+#include <asm/gpio.h>
+#include <asm/mach-imx/iomux-v3.h>
+#include <asm/mach-imx/mxc_i2c.h>
+#include <asm/io.h>
+#include <common.h>
+#include <i2c.h>
+#include <miiphy.h>
+#include <power/pmic.h>
+#include <power/pfuze3000_pmic.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int dram_init(void)
+{
+ gd->ram_size = imx_ddr_size();
+ return 0;
+}
+
+int power_init_board(void)
+{
+ struct udevice *dev;
+ int ret;
+ unsigned int reg, rev;
+
+ ret = pmic_get("pmic@8", &dev);
+ if (ret == -ENODEV) {
+ puts("No pmic\n");
+ return 0;
+ }
+ if (ret != 0)
+ return ret;
+
+ reg = pmic_reg_read(dev, PFUZE3000_DEVICEID);
+ rev = pmic_reg_read(dev, PFUZE3000_REVID);
+ printf("PMIC: PFUZE3000 DEV_ID=0x%x REV_ID=0x%x\n", reg, rev);
+
+ /* disable Low Power Mode during standby mode */
+ reg = pmic_reg_read(dev, PFUZE3000_LDOGCTL);
+ reg |= 0x1;
+ pmic_reg_write(dev, PFUZE3000_LDOGCTL, reg);
+
+ /* SW1A/1B mode set to APS/APS */
+ reg = 0x8;
+ pmic_reg_write(dev, PFUZE3000_SW1AMODE, reg);
+ pmic_reg_write(dev, PFUZE3000_SW1BMODE, reg);
+
+ /* SW1A/1B standby voltage set to 1.025V */
+ reg = 0xd;
+ pmic_reg_write(dev, PFUZE3000_SW1ASTBY, reg);
+ pmic_reg_write(dev, PFUZE3000_SW1BSTBY, reg);
+
+ /* decrease SW1B normal voltage to 0.975V */
+ reg = pmic_reg_read(dev, PFUZE3000_SW1BVOLT);
+ reg &= ~0x1f;
+ reg |= PFUZE3000_SW1AB_SETP(975);
+ pmic_reg_write(dev, PFUZE3000_SW1BVOLT, reg);
+
+ return 0;
+}
+
+static int setup_fec(void)
+{
+ return set_clk_enet(ENET_125MHZ);
+}
+
+int board_init(void)
+{
+ /* address of boot parameters */
+ gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
+
+ setup_fec();
+
+ return 0;
+}
+
+int board_late_init(void)
+{
+ return 0;
+}
+
+int checkboard(void)
+{
+ puts("Board: iMX7-CM\n");
+ return 0;
+}