Add cm-t54 board directory, config file. Enable build.
Basic support includes:
Serial console
SD/MMC
eMMC
USB
Ethernet
Signed-off-by: Dmitry Lifshitz <lifshitz@compulab.co.il>
Acked-by: Igor Grinberg <grinberg@compulab.co.il>
--- /dev/null
+#
+# Copyright (C) 2014 Compulab Ltd - http://compulab.co.il/
+#
+# Author: Dmitry Lifshitz <lifshitz@compulab.co.il>
+#
+# SPDX-License-Identifier: GPL-2.0+
+#
+
+obj-y += cm_t54.o
+obj-$(CONFIG_SPL_BUILD) += mux.o spl.o
--- /dev/null
+/*
+ * Board functions for Compulab CM-T54 board
+ *
+ * Copyright (C) 2014, Compulab Ltd - http://compulab.co.il/
+ *
+ * Author: Dmitry Lifshitz <lifshitz@compulab.co.il>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <usb.h>
+#include <mmc.h>
+#include <palmas.h>
+
+#include <asm/gpio.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/arch/mmc_host_def.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/ehci.h>
+#include <asm/ehci-omap.h>
+
+#define DIE_ID_REG_BASE (OMAP54XX_L4_CORE_BASE + 0x2000)
+#define DIE_ID_REG_OFFSET 0x200
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#if !defined(CONFIG_SPL_BUILD)
+inline void set_muxconf_regs_essential(void){};
+#endif
+
+const struct omap_sysinfo sysinfo = {
+ "Board: CM-T54\n"
+};
+
+/*
+ * Routine: board_init
+ * Description: hardware init.
+ */
+int board_init(void)
+{
+ gd->bd->bi_boot_params = (CONFIG_SYS_SDRAM_BASE + 0x100); /* boot param addr */
+
+ return 0;
+}
+
+/*
+ * Routine: cm_t54_palmas_regulator_set
+ * Description: select voltage and turn on/off Palmas PMIC regulator.
+ */
+static int cm_t54_palmas_regulator_set(u8 vreg, u8 vval, u8 creg, u8 cval)
+{
+ int err;
+
+ /* Setup voltage */
+ err = palmas_i2c_write_u8(TWL603X_CHIP_P1, vreg, vval);
+ if (err) {
+ printf("cm_t54: could not set regulator 0x%02x voltage : %d\n",
+ vreg, err);
+ return err;
+ }
+
+ /* Turn on/off regulator */
+ err = palmas_i2c_write_u8(TWL603X_CHIP_P1, creg, cval);
+ if (err) {
+ printf("cm_t54: could not turn on/off regulator 0x%02x : %d\n",
+ creg, err);
+ return err;
+ }
+
+ return 0;
+}
+
+#if defined(CONFIG_GENERIC_MMC) && !defined(CONFIG_SPL_BUILD)
+#define SB_T54_CD_GPIO 228
+#define SB_T54_WP_GPIO 229
+
+int board_mmc_getcd(struct mmc *mmc)
+{
+ return !gpio_get_value(SB_T54_CD_GPIO);
+}
+
+int board_mmc_init(bd_t *bis)
+{
+ int ret0, ret1;
+
+ ret0 = omap_mmc_init(0, 0, 0, -1, SB_T54_WP_GPIO);
+ if (ret0)
+ printf("cm_t54: failed to initialize mmc0\n");
+
+ ret1 = omap_mmc_init(1, 0, 0, -1, -1);
+ if (ret1)
+ printf("cm_t54: failed to initialize mmc1\n");
+
+ if (ret0 && ret1)
+ return -1;
+
+ return 0;
+}
+#endif
+
+#ifdef CONFIG_USB_EHCI
+static struct omap_usbhs_board_data usbhs_bdata = {
+ .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
+ .port_mode[1] = OMAP_EHCI_PORT_MODE_HSIC,
+ .port_mode[2] = OMAP_EHCI_PORT_MODE_HSIC,
+};
+
+static void setup_host_clocks(bool enable)
+{
+ int usbhost_clk = OPTFCLKEN_HSIC60M_P3_CLK |
+ OPTFCLKEN_HSIC480M_P3_CLK |
+ OPTFCLKEN_HSIC60M_P2_CLK |
+ OPTFCLKEN_HSIC480M_P2_CLK |
+ OPTFCLKEN_UTMI_P3_CLK |
+ OPTFCLKEN_UTMI_P2_CLK;
+
+ int usbtll_clk = OPTFCLKEN_USB_CH1_CLK_ENABLE |
+ OPTFCLKEN_USB_CH2_CLK_ENABLE;
+
+ int usbhub_clk = CKOBUFFER_CLK_ENABLE_MASK;
+
+ if (enable) {
+ /* Enable port 2 and 3 clocks*/
+ setbits_le32((*prcm)->cm_l3init_hsusbhost_clkctrl, usbhost_clk);
+ /* Enable port 2 and 3 usb host ports tll clocks*/
+ setbits_le32((*prcm)->cm_l3init_hsusbtll_clkctrl, usbtll_clk);
+ /* Request FREF_XTAL_CLK clock for HSIC USB Hub */
+ setbits_le32((*ctrl)->control_ckobuffer, usbhub_clk);
+ } else {
+ clrbits_le32((*ctrl)->control_ckobuffer, usbhub_clk);
+ clrbits_le32((*prcm)->cm_l3init_hsusbtll_clkctrl, usbtll_clk);
+ clrbits_le32((*prcm)->cm_l3init_hsusbhost_clkctrl, usbhost_clk);
+ }
+}
+
+int ehci_hcd_init(int index, enum usb_init_type init,
+ struct ehci_hccr **hccr, struct ehci_hcor **hcor)
+{
+ int ret;
+
+ /* VCC_3V3_ETH */
+ cm_t54_palmas_regulator_set(SMPS9_VOLTAGE, SMPS_VOLT_3V3, SMPS9_CTRL,
+ SMPS_MODE_SLP_AUTO | SMPS_MODE_ACT_AUTO);
+
+ setup_host_clocks(true);
+
+ ret = omap_ehci_hcd_init(index, &usbhs_bdata, hccr, hcor);
+ if (ret < 0)
+ printf("cm_t54: Failed to initialize ehci : %d\n", ret);
+
+ return ret;
+}
+
+int ehci_hcd_stop(void)
+{
+ int ret = omap_ehci_hcd_stop();
+
+ setup_host_clocks(false);
+
+ cm_t54_palmas_regulator_set(SMPS9_VOLTAGE, SMPS_VOLT_OFF,
+ SMPS9_CTRL, SMPS_MODE_SLP_AUTO);
+
+ return ret;
+}
+
+void usb_hub_reset_devices(int port)
+{
+ /* The LAN9730 needs to be reset after the port power has been set. */
+ if (port == 3) {
+ gpio_direction_output(CONFIG_OMAP_EHCI_PHY3_RESET_GPIO, 0);
+ udelay(10);
+ gpio_direction_output(CONFIG_OMAP_EHCI_PHY3_RESET_GPIO, 1);
+ }
+}
+#endif
+
--- /dev/null
+/*
+ * Pinmux configuration for Compulab CM-T54 board
+ *
+ * Copyright (C) 2014, Compulab Ltd - http://compulab.co.il/
+ *
+ * Author: Dmitry Lifshitz <lifshitz@compulab.co.il>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef _CM_T54_MUX_DATA_H
+#define _CM_T54_MUX_DATA_H
+
+#include <asm/arch/mux_omap5.h>
+#include <asm/arch/sys_proto.h>
+
+const struct pad_conf_entry core_padconf_array_essential[] = {
+ /* MMC1 - SD CARD */
+ {SDCARD_CLK, (PTU | IEN | M0)}, /* SDCARD_CLK */
+ {SDCARD_CMD, (PTU | IEN | M0)}, /* SDCARD_CMD */
+ {SDCARD_DATA0, (PTU | IEN | M0)}, /* SDCARD_DATA0 */
+ {SDCARD_DATA1, (PTU | IEN | M0)}, /* SDCARD_DATA1 */
+ {SDCARD_DATA2, (PTU | IEN | M0)}, /* SDCARD_DATA2 */
+ {SDCARD_DATA3, (PTU | IEN | M0)}, /* SDCARD_DATA3 */
+
+ /* SD CARD CD and WP GPIOs*/
+ {TIMER5_PWM_EVT, (PTU | IEN | M6)}, /* GPIO8_228 */
+ {TIMER6_PWM_EVT, (PTU | IEN | M6)}, /* GPIO8_229 */
+
+ /* MMC2 - eMMC */
+ {EMMC_CLK, (PTU | IEN | M0)}, /* EMMC_CLK */
+ {EMMC_CMD, (PTU | IEN | M0)}, /* EMMC_CMD */
+ {EMMC_DATA0, (PTU | IEN | M0)}, /* EMMC_DATA0 */
+ {EMMC_DATA1, (PTU | IEN | M0)}, /* EMMC_DATA1 */
+ {EMMC_DATA2, (PTU | IEN | M0)}, /* EMMC_DATA2 */
+ {EMMC_DATA3, (PTU | IEN | M0)}, /* EMMC_DATA3 */
+ {EMMC_DATA4, (PTU | IEN | M0)}, /* EMMC_DATA4 */
+ {EMMC_DATA5, (PTU | IEN | M0)}, /* EMMC_DATA5 */
+ {EMMC_DATA6, (PTU | IEN | M0)}, /* EMMC_DATA6 */
+ {EMMC_DATA7, (PTU | IEN | M0)}, /* EMMC_DATA7 */
+
+ /* UART4 */
+ {I2C5_SCL, (PTU | IEN | M2)}, /* UART4_RX */
+ {I2C5_SDA, (M2)}, /* UART4_TX */
+
+ /* Led */
+ {HSI2_CAFLAG, (PTU | M6)}, /* GPIO3_80 */
+
+ /* I2C1 */
+ {I2C1_PMIC_SCL, (PTU | IEN | M0)}, /* I2C1_PMIC_SCL */
+ {I2C1_PMIC_SDA, (PTU | IEN | M0)}, /* I2C1_PMIC_SDA */
+
+ /* USBB2, USBB3 */
+ {USBB2_HSIC_STROBE, (PTU | IEN | M0)}, /* USBB2_HSIC_STROBE */
+ {USBB2_HSIC_DATA, (PTU | IEN | M0)}, /* USBB2_HSIC_DATA */
+ {USBB3_HSIC_STROBE, (PTU | IEN | M0)}, /* USBB3_HSIC_STROBE */
+ {USBB3_HSIC_DATA, (PTU | IEN | M0)}, /* USBB3_HSIC_DATA */
+
+ /* USB Hub and USB Eth reset GPIOs */
+ {HSI2_CAREADY, (PTD | M6)}, /* GPIO3_76 */
+ {HSI2_ACDATA, (PTD | M6)}, /* GPIO3_83 */
+
+ /* I2C4 */
+ {I2C4_SCL, (PTU | IEN | M0)}, /* I2C4_SCL */
+ {I2C4_SDA, (PTU | IEN | M0)}, /* I2C4_SDA */
+};
+
+const struct pad_conf_entry wkup_padconf_array_essential[] = {
+ {SR_PMIC_SCL, (PTU | IEN | M0)}, /* SR_PMIC_SCL */
+ {SR_PMIC_SDA, (PTU | IEN | M0)}, /* SR_PMIC_SDA */
+ {SYS_32K, (IEN | M0)}, /* SYS_32K */
+
+ /* USB Hub clock */
+ {FREF_CLK1_OUT, (PTD | IEN | M0)}, /* FREF_CLK1_OUT */
+};
+
+/*
+ * Routine: set_muxconf_regs_essential
+ * Description: setup board pinmux configuration.
+ */
+void set_muxconf_regs_essential(void)
+{
+ do_set_mux((*ctrl)->control_padconf_core_base,
+ core_padconf_array_essential,
+ sizeof(core_padconf_array_essential) /
+ sizeof(struct pad_conf_entry));
+
+ do_set_mux((*ctrl)->control_padconf_wkup_base,
+ wkup_padconf_array_essential,
+ sizeof(wkup_padconf_array_essential) /
+ sizeof(struct pad_conf_entry));
+}
+
+#endif /* _CM_T54_MUX_DATA_H */
--- /dev/null
+/*
+ * SPL specific code for Compulab CM-T54 board
+ *
+ * Copyright (C) 2014, Compulab Ltd - http://compulab.co.il/
+ *
+ * Author: Dmitry Lifshitz <lifshitz@compulab.co.il>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <asm/emif.h>
+
+const struct emif_regs emif_regs_ddr3_532_mhz_cm_t54 = {
+#if defined(CONFIG_DRAM_1G) || defined(CONFIG_DRAM_512M)
+ .sdram_config_init = 0x618522B2,
+ .sdram_config = 0x618522B2,
+#elif defined(CONFIG_DRAM_2G)
+ .sdram_config_init = 0x618522BA,
+ .sdram_config = 0x618522BA,
+#endif
+ .sdram_config2 = 0x0,
+ .ref_ctrl = 0x00001040,
+ .sdram_tim1 = 0xEEEF36F3,
+ .sdram_tim2 = 0x348F7FDA,
+ .sdram_tim3 = 0x027F88A8,
+ .read_idle_ctrl = 0x00050000,
+ .zq_config = 0x1007190B,
+ .temp_alert_config = 0x00000000,
+
+ .emif_ddr_phy_ctlr_1_init = 0x0030400B,
+ .emif_ddr_phy_ctlr_1 = 0x0034400B,
+ .emif_ddr_ext_phy_ctrl_1 = 0x04040100,
+ .emif_ddr_ext_phy_ctrl_2 = 0x00000000,
+ .emif_ddr_ext_phy_ctrl_3 = 0x00000000,
+ .emif_ddr_ext_phy_ctrl_4 = 0x00000000,
+ .emif_ddr_ext_phy_ctrl_5 = 0x4350D435,
+ .emif_rd_wr_lvl_rmp_win = 0x00000000,
+ .emif_rd_wr_lvl_rmp_ctl = 0x80000000,
+ .emif_rd_wr_lvl_ctl = 0x00000000,
+ .emif_rd_wr_exec_thresh = 0x40000305,
+};
+
+const struct dmm_lisa_map_regs lisa_map_cm_t54 = {
+ .dmm_lisa_map_0 = 0x0,
+ .dmm_lisa_map_1 = 0x0,
+
+#ifdef CONFIG_DRAM_2G
+ .dmm_lisa_map_2 = 0x80740300,
+#elif defined(CONFIG_DRAM_1G)
+ .dmm_lisa_map_2 = 0x80640300,
+#elif defined(CONFIG_DRAM_512M)
+ .dmm_lisa_map_2 = 0x80500100,
+#endif
+ .dmm_lisa_map_3 = 0x00000000,
+ .is_ma_present = 0x1,
+};
+
+void emif_get_reg_dump(u32 emif_nr, const struct emif_regs **regs)
+{
+ *regs = &emif_regs_ddr3_532_mhz_cm_t54;
+}
+
+void emif_get_dmm_regs(const struct dmm_lisa_map_regs **dmm_lisa_regs)
+{
+ *dmm_lisa_regs = &lisa_map_cm_t54;
+}
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--- /dev/null
+/*
+ * Config file for Compulab CM-T54 board
+ *
+ * Copyright (C) 2014, Compulab Ltd - http://compulab.co.il/
+ *
+ * Author: Dmitry Lifshitz <lifshitz@compulab.co.il>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __CONFIG_CM_T54_H
+#define __CONFIG_CM_T54_H
+
+#define CONFIG_CM_T54
+#define CONFIG_DRAM_2G
+
+#include <configs/ti_omap5_common.h>
+
+#undef CONFIG_MISC_INIT_R
+#undef CONFIG_SPL_OS_BOOT
+
+/* Enable SD/MMC CD and WP GPIOs */
+#define OMAP_HSMMC_USE_GPIO
+
+/* UART setup */
+#define CONFIG_CONS_INDEX 4
+#define CONFIG_SYS_NS16550_COM4 UART4_BASE
+#define CONFIG_BAUDRATE 115200
+
+/* SD/MMC RAW boot */
+#undef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR
+#undef CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS
+
+#define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x200 /* 0x40000 - 256 KB */
+#define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x300 /* 384 KB */
+
+/* MMC ENV related defines */
+#undef CONFIG_ENV_OFFSET
+#undef CONFIG_ENV_SIZE
+
+#define CONFIG_ENV_IS_IN_MMC
+#define CONFIG_SYS_MMC_ENV_DEV 1 /* SLOT2: eMMC(1) */
+#define CONFIG_ENV_OFFSET 0xc0000 /* (in bytes) 768 KB */
+#define CONFIG_ENV_SIZE (16 << 10) /* 16 KB */
+#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
+#define CONFIG_SYS_REDUNDAND_ENVIRONMENT
+#define CONFIG_CMD_SAVEENV
+
+/* Enhance our eMMC support / experience. */
+#define CONFIG_HSMMC2_8BIT
+#define CONFIG_SUPPORT_EMMC_BOOT
+
+/* USB UHH support options */
+#define CONFIG_CMD_USB
+#define CONFIG_USB_HOST
+#define CONFIG_USB_EHCI
+#define CONFIG_USB_EHCI_OMAP
+#define CONFIG_USB_STORAGE
+#define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 3
+#define CONFIG_EHCI_HCD_INIT_AFTER_RESET
+
+#define CONFIG_OMAP_EHCI_PHY2_RESET_GPIO 76 /* HSIC2 HUB #RESET */
+#define CONFIG_OMAP_EHCI_PHY3_RESET_GPIO 83 /* HSIC3 ETH #RESET */
+
+/* Enabled commands */
+#define CONFIG_CMD_DHCP /* DHCP Support */
+#define CONFIG_CMD_NET /* bootp, tftpboot, rarpboot */
+#define CONFIG_CMD_PING
+
+/* USB Networking options */
+#define CONFIG_USB_HOST_ETHER
+#define CONFIG_USB_ETHER_SMSC95XX
+#define CONFIG_USB_ETHER_RNDIS
+#define CONFIG_USB_ETHER_ASIX
+#define CONFIG_USB_ETHER_MCS7830
+
+/* Max time to hold reset on this board, see doc/README.omap-reset-time */
+#define CONFIG_OMAP_PLATFORM_RESET_TIME_MAX_USEC 16296
+
+/*
+ * Miscellaneous configurable options
+ */
+#undef CONFIG_SYS_AUTOLOAD
+#undef CONFIG_SYS_PROMPT
+#undef CONFIG_EXTRA_ENV_SETTINGS
+#undef CONFIG_BOOTCOMMAND
+#undef CONFIG_BOOTDELAY
+
+#define CONFIG_BOOTDELAY 3
+#define CONFIG_SYS_AUTOLOAD "no"
+#define CONFIG_SYS_PROMPT "CM-T54 # "
+
+#define CONFIG_EXTRA_ENV_SETTINGS \
+ DEFAULT_LINUX_BOOT_ENV \
+ "baudrate=115200\0" \
+ "bootdelay=3\0" \
+ "autoload=no\0" \
+ "bootscr=bootscr.img\0" \
+ "fdtfile=omap5-sbc-t54.dtb\0" \
+ "kernel=zImage-cm-t54\0" \
+ "ramdisk=ramdisk-cm-t54.img\0" \
+ "console=ttyO3\0" \
+ "ramdisksize=16384\0" \
+ "mmcdev=0\0" \
+ "mmcroot=/dev/mmcblk1p2\0" \
+ "mmcargs=setenv bootargs console=${console} " \
+ "root=${mmcroot} rw rootwait\0" \
+ "ramroot=/dev/ram0\0" \
+ "ramargs=setenv bootargs console=${console} " \
+ "root=${ramroot} ramdisk_size=${ramdisksize} rw\0" \
+ "mmcloadkernel=load mmc ${mmcdev} ${loadaddr} ${kernel}\0" \
+ "mmcloadfdt=load mmc ${mmcdev} ${fdtaddr} ${fdtfile}\0" \
+ "mmcloadramdisk=load mmc ${mmcdev} ${rdaddr} ${ramdisk}\0" \
+ "mmcloadbootscript=load mmc ${mmcdev} ${loadaddr} ${bootsrc}\0" \
+ "mmcbootscript=echo Running bootscript from mmc${mmcdev}...; " \
+ "source ${loadaddr}\0" \
+ "mmcbootlinux=echo Booting from mmc${mmcdev} ...; " \
+ "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
+ "mmcboot=if mmc dev ${mmcdev} && mmc rescan; then " \
+ "if run mmcloadbootscript; " \
+ "then run mmcbootscript; " \
+ "fi; " \
+ "if run mmcloadkernel; then " \
+ "if run mmcloadfdt; then " \
+ "if run mmcloadramdisk; then " \
+ "run ramargs; " \
+ "run mmcbootlinux; " \
+ "fi; " \
+ "run mmcargs; " \
+ "setenv rdaddr - ; " \
+ "run mmcbootlinux; " \
+ "fi; " \
+ "fi; " \
+ "fi;\0"
+
+#define CONFIG_BOOTCOMMAND \
+ "bootcmd=run mmcboot || setenv mmcdev 1; setenv mmcroot /dev/mmcblk0p2; run mmcboot;"
+
+#endif /* __CONFIG_CM_T54_H */
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