summaryrefslogtreecommitdiff
path: root/board/k+p
diff options
context:
space:
mode:
Diffstat (limited to 'board/k+p')
-rw-r--r--board/k+p/kp_imx53/Kconfig15
-rw-r--r--board/k+p/kp_imx53/MAINTAINERS6
-rw-r--r--board/k+p/kp_imx53/Makefile8
-rw-r--r--board/k+p/kp_imx53/kp_id_rev.c121
-rw-r--r--board/k+p/kp_imx53/kp_id_rev.h28
-rw-r--r--board/k+p/kp_imx53/kp_imx53.c212
6 files changed, 390 insertions, 0 deletions
diff --git a/board/k+p/kp_imx53/Kconfig b/board/k+p/kp_imx53/Kconfig
new file mode 100644
index 0000000000..017c1e30d8
--- /dev/null
+++ b/board/k+p/kp_imx53/Kconfig
@@ -0,0 +1,15 @@
+if TARGET_KP_IMX53
+
+config SYS_BOARD
+ default "kp_imx53"
+
+config SYS_VENDOR
+ default "k+p"
+
+config SYS_SOC
+ default "mx5"
+
+config SYS_CONFIG_NAME
+ default "kp_imx53"
+
+endif
diff --git a/board/k+p/kp_imx53/MAINTAINERS b/board/k+p/kp_imx53/MAINTAINERS
new file mode 100644
index 0000000000..c105a93e70
--- /dev/null
+++ b/board/k+p/kp_imx53/MAINTAINERS
@@ -0,0 +1,6 @@
+KP_IMX53_HSC BOARD
+M: Lukasz Majewski <lukma@denx.de>
+S: Maintained
+F: board/k+p/kp_imx53/
+F: include/configs/kp_imx53.h
+F: configs/kp_imx53_defconfig
diff --git a/board/k+p/kp_imx53/Makefile b/board/k+p/kp_imx53/Makefile
new file mode 100644
index 0000000000..66629c98ab
--- /dev/null
+++ b/board/k+p/kp_imx53/Makefile
@@ -0,0 +1,8 @@
+#
+# Copyright (C) 2018, DENX Software Engineering
+# Lukasz Majewski <lukma@denx.de>
+#
+# SPDX-License-Identifier: GPL-2.0+
+#
+
+obj-y += kp_imx53.o kp_id_rev.o
diff --git a/board/k+p/kp_imx53/kp_id_rev.c b/board/k+p/kp_imx53/kp_id_rev.c
new file mode 100644
index 0000000000..611fd2a5df
--- /dev/null
+++ b/board/k+p/kp_imx53/kp_id_rev.c
@@ -0,0 +1,121 @@
+/*
+ * Copyright (C) 2018
+ * Lukasz Majewski, DENX Software Engineering, lukma@denx.de
+ *
+ * Based on code developed by:
+ *
+ * Copyright (C) 2012 TQ-Systems GmbH
+ * Daniel Gericke <daniel.gericke@tqs.de>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <environment.h>
+#include <i2c.h>
+#include "kp_id_rev.h"
+
+static int eeprom_has_been_read;
+static struct id_eeprom eeprom;
+
+void show_eeprom(void)
+{
+ char safe_string[33];
+ int i;
+ u8 *p;
+
+ puts("Module EEPROM:\n");
+ /* ID */
+ for (i = 0; i <= sizeof(eeprom.id) && 0xff != eeprom.id[i]; ++i)
+ safe_string[i] = eeprom.id[i];
+ safe_string[i] = '\0';
+
+ if (!strncmp(safe_string, "TQM", 3)) {
+ printf(" ID: %s\n", safe_string);
+ env_set("boardtype", safe_string);
+ } else {
+ puts(" unknown hardware variant\n");
+ }
+
+ /* Serial number */
+ for (i = 0; (sizeof(eeprom.serial) >= i) &&
+ (eeprom.serial[i] >= 0x30) &&
+ (eeprom.serial[i] <= 0x39); ++i)
+ safe_string[i] = eeprom.serial[i];
+ safe_string[i] = '\0';
+
+ if (strlen(safe_string) == 8) {
+ printf(" SN: %s\n", safe_string);
+ env_set("serial#", safe_string);
+ } else {
+ puts(" unknown serial number\n");
+ }
+
+ /* MAC address */
+ p = eeprom.mac;
+ if (!is_valid_ethaddr(p)) {
+ printf(" Not valid ETH EEPROM addr!\n");
+ return;
+ }
+
+ printf(" MAC: %02x:%02x:%02x:%02x:%02x:%02x\n",
+ p[0], p[1], p[2], p[3], p[4], p[5]);
+
+ eth_env_set_enetaddr("ethaddr", p);
+}
+
+int read_eeprom(void)
+{
+ struct udevice *dev;
+ int ret;
+
+ if (eeprom_has_been_read)
+ return 0;
+
+ ret = i2c_get_chip_for_busnum(CONFIG_SYS_EEPROM_BUS_NUM,
+ CONFIG_SYS_I2C_EEPROM_ADDR,
+ CONFIG_SYS_I2C_EEPROM_ADDR_LEN, &dev);
+ if (ret) {
+ printf("Cannot find EEPROM !\n");
+ return ret;
+ }
+
+ ret = dm_i2c_read(dev, 0x0, (uchar *)&eeprom, sizeof(eeprom));
+
+ eeprom_has_been_read = (ret == 0) ? 1 : 0;
+ return ret;
+}
+
+int read_board_id(void)
+{
+ unsigned char rev_id = 0x42;
+ char rev_str[32], buf[8];
+ struct udevice *dev;
+ int ret;
+
+ ret = i2c_get_chip_for_busnum(2, 0x22, 1, &dev);
+ if (ret) {
+ printf("Cannot find pcf8574 IO expander !\n");
+ return ret;
+ }
+
+ dm_i2c_read(dev, 0x0, &rev_id, sizeof(rev_id));
+
+ sprintf(rev_str, "%02X", rev_id);
+ if (rev_id & 0x80) {
+ printf("BBoard:4x00 Rev:%s\n", rev_str);
+ env_set("boardtype", "ddc");
+ env_set("fit_config", "imx53_kb_conf");
+ } else {
+ printf("BBoard:40x0 Rev:%s\n", rev_str);
+ env_set("boardtype", "hsc");
+ env_set("fit_config", "imx53_kb_40x0_conf");
+ }
+
+ sprintf(buf, "kp-%s", env_get("boardtype"));
+ env_set("boardname", buf);
+ env_set("boardsoc", "imx53");
+ env_set("kb53_rev", rev_str);
+
+ return 0;
+}
diff --git a/board/k+p/kp_imx53/kp_id_rev.h b/board/k+p/kp_imx53/kp_id_rev.h
new file mode 100644
index 0000000000..31550673fe
--- /dev/null
+++ b/board/k+p/kp_imx53/kp_id_rev.h
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2018
+ * Lukasz Majewski, DENX Software Engineering, lukma@denx.de
+ *
+ * Based on code developed by:
+ *
+ * Copyright (C) 2012 TQ-Systems GmbH
+ * Daniel Gericke <daniel.gericke@tqs.de>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __KP_ID_REV_H_
+#define __KP_ID_REV_H_
+
+struct id_eeprom {
+ u8 hrcw_primary[0x20];
+ u8 mac[6]; /* 0x20 ... 0x25 */
+ u8 rsv1[10];
+ u8 serial[8]; /* 0x30 ... 0x37 */
+ u8 rsv2[8];
+ u8 id[0x40]; /* 0x40 ... 0x7f */
+} __packed;
+
+void show_eeprom(void);
+int read_eeprom(void);
+int read_board_id(void);
+#endif /* __KP_ID_REV_H_ */
diff --git a/board/k+p/kp_imx53/kp_imx53.c b/board/k+p/kp_imx53/kp_imx53.c
new file mode 100644
index 0000000000..7d2731208f
--- /dev/null
+++ b/board/k+p/kp_imx53/kp_imx53.c
@@ -0,0 +1,212 @@
+/*
+ * Copyright (C) 2018
+ * Lukasz Majewski, DENX Software Engineering, lukma@denx.de
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/imx-regs.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/arch/crm_regs.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/iomux-mx53.h>
+#include <asm/arch/clock.h>
+#include <asm/gpio.h>
+#include <mmc.h>
+#include <fsl_esdhc.h>
+#include <power/pmic.h>
+#include <fsl_pmic.h>
+#include "kp_id_rev.h"
+
+#define VBUS_PWR_EN IMX_GPIO_NR(7, 8)
+#define PHY_nRST IMX_GPIO_NR(7, 6)
+#define BOOSTER_OFF IMX_GPIO_NR(2, 23)
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int dram_init(void)
+{
+ u32 size;
+
+ size = get_ram_size((void *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE);
+ gd->ram_size = size;
+
+ return 0;
+}
+
+int dram_init_banksize(void)
+{
+ gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
+ gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
+
+ return 0;
+}
+
+u32 get_board_rev(void)
+{
+ struct iim_regs *iim = (struct iim_regs *)IMX_IIM_BASE;
+ struct fuse_bank *bank = &iim->bank[0];
+ struct fuse_bank0_regs *fuse =
+ (struct fuse_bank0_regs *)bank->fuse_regs;
+
+ int rev = readl(&fuse->gp[6]);
+
+ return (get_cpu_rev() & ~(0xF << 8)) | (rev & 0xF) << 8;
+}
+
+#ifdef CONFIG_USB_EHCI_MX5
+int board_ehci_hcd_init(int port)
+{
+ gpio_request(VBUS_PWR_EN, "VBUS_PWR_EN");
+ gpio_direction_output(VBUS_PWR_EN, 1);
+ return 0;
+}
+#endif
+
+#ifdef CONFIG_FSL_ESDHC
+struct fsl_esdhc_cfg esdhc_cfg[] = {
+ {MMC_SDHC3_BASE_ADDR},
+};
+
+int board_mmc_getcd(struct mmc *mmc)
+{
+ return 1; /* eMMC is always present */
+}
+
+#define SD_CMD_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_DSE_HIGH | \
+ PAD_CTL_PUS_100K_UP)
+#define SD_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_PUS_47K_UP | \
+ PAD_CTL_DSE_HIGH)
+
+int board_mmc_init(bd_t *bis)
+{
+ int ret;
+
+ static const iomux_v3_cfg_t sd3_pads[] = {
+ NEW_PAD_CTRL(MX53_PAD_PATA_RESET_B__ESDHC3_CMD,
+ SD_CMD_PAD_CTRL),
+ NEW_PAD_CTRL(MX53_PAD_PATA_IORDY__ESDHC3_CLK, SD_PAD_CTRL),
+ NEW_PAD_CTRL(MX53_PAD_PATA_DATA8__ESDHC3_DAT0, SD_PAD_CTRL),
+ NEW_PAD_CTRL(MX53_PAD_PATA_DATA9__ESDHC3_DAT1, SD_PAD_CTRL),
+ NEW_PAD_CTRL(MX53_PAD_PATA_DATA10__ESDHC3_DAT2, SD_PAD_CTRL),
+ NEW_PAD_CTRL(MX53_PAD_PATA_DATA11__ESDHC3_DAT3, SD_PAD_CTRL),
+ NEW_PAD_CTRL(MX53_PAD_PATA_DATA0__ESDHC3_DAT4, SD_PAD_CTRL),
+ NEW_PAD_CTRL(MX53_PAD_PATA_DATA1__ESDHC3_DAT5, SD_PAD_CTRL),
+ NEW_PAD_CTRL(MX53_PAD_PATA_DATA2__ESDHC3_DAT6, SD_PAD_CTRL),
+ NEW_PAD_CTRL(MX53_PAD_PATA_DATA3__ESDHC3_DAT7, SD_PAD_CTRL),
+ };
+
+ esdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK);
+ imx_iomux_v3_setup_multiple_pads(sd3_pads, ARRAY_SIZE(sd3_pads));
+
+ ret = fsl_esdhc_initialize(bis, &esdhc_cfg[0]);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+#endif
+
+static int power_init(void)
+{
+ struct udevice *dev;
+ int ret;
+
+ ret = pmic_get("mc34708", &dev);
+ if (ret) {
+ printf("%s: mc34708 not found !\n", __func__);
+ return ret;
+ }
+
+ /* Set VDDGP to 1.110V for 800 MHz on SW1 */
+ pmic_clrsetbits(dev, REG_SW_0, SWx_VOLT_MASK_MC34708,
+ SWx_1_110V_MC34708);
+
+ /* Set VCC as 1.30V on SW2 */
+ pmic_clrsetbits(dev, REG_SW_1, SWx_VOLT_MASK_MC34708,
+ SWx_1_300V_MC34708);
+
+ /* Set global reset timer to 4s */
+ pmic_clrsetbits(dev, REG_POWER_CTL2, TIMER_MASK_MC34708,
+ TIMER_4S_MC34708);
+
+ return ret;
+}
+
+static void setup_clocks(void)
+{
+ int ret;
+ u32 ref_clk = MXC_HCLK;
+ /*
+ * CPU clock set to 800MHz and DDR to 400MHz
+ */
+ ret = mxc_set_clock(ref_clk, 800, MXC_ARM_CLK);
+ if (ret)
+ printf("CPU: Switch CPU clock to 800MHZ failed\n");
+
+ ret = mxc_set_clock(ref_clk, 400, MXC_PERIPH_CLK);
+ ret |= mxc_set_clock(ref_clk, 400, MXC_DDR_CLK);
+ if (ret)
+ printf("CPU: Switch DDR clock to 400MHz failed\n");
+}
+
+static void setup_ups(void)
+{
+ gpio_request(BOOSTER_OFF, "BOOSTER_OFF");
+ gpio_direction_output(BOOSTER_OFF, 0);
+}
+
+int board_early_init_f(void)
+{
+ return 0;
+}
+
+/*
+ * Do not overwrite the console
+ * Use always serial for U-Boot console
+ */
+int overwrite_console(void)
+{
+ return 1;
+}
+
+int board_init(void)
+{
+ gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
+
+ return 0;
+}
+
+void eth_phy_reset(void)
+{
+ gpio_request(PHY_nRST, "PHY_nRST");
+ gpio_direction_output(PHY_nRST, 1);
+ udelay(50);
+ gpio_set_value(PHY_nRST, 0);
+ udelay(400);
+ gpio_set_value(PHY_nRST, 1);
+ udelay(50);
+}
+
+int board_late_init(void)
+{
+ int ret = 0;
+
+ setup_ups();
+
+ if (!power_init())
+ setup_clocks();
+
+ ret = read_eeprom();
+ if (ret)
+ printf("Error %d reading EEPROM content!\n", ret);
+
+ eth_phy_reset();
+
+ show_eeprom();
+ read_board_id();
+
+ return ret;
+}
generated by cgit (git 2.34.1) at 2024-12-25 01:15:55 +0000