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-rw-r--r--roms/u-boot/board/ti/panda/Kconfig12
-rw-r--r--roms/u-boot/board/ti/panda/MAINTAINERS6
-rw-r--r--roms/u-boot/board/ti/panda/Makefile6
-rw-r--r--roms/u-boot/board/ti/panda/panda.c321
-rw-r--r--roms/u-boot/board/ti/panda/panda_mux_data.h86
5 files changed, 431 insertions, 0 deletions
diff --git a/roms/u-boot/board/ti/panda/Kconfig b/roms/u-boot/board/ti/panda/Kconfig
new file mode 100644
index 000000000..8f277b612
--- /dev/null
+++ b/roms/u-boot/board/ti/panda/Kconfig
@@ -0,0 +1,12 @@
+if TARGET_OMAP4_PANDA
+
+config SYS_BOARD
+ default "panda"
+
+config SYS_VENDOR
+ default "ti"
+
+config SYS_CONFIG_NAME
+ default "omap4_panda"
+
+endif
diff --git a/roms/u-boot/board/ti/panda/MAINTAINERS b/roms/u-boot/board/ti/panda/MAINTAINERS
new file mode 100644
index 000000000..214236827
--- /dev/null
+++ b/roms/u-boot/board/ti/panda/MAINTAINERS
@@ -0,0 +1,6 @@
+PANDA BOARD
+M: Lokesh Vutla <lokeshvutla@ti.com>
+S: Maintained
+F: board/ti/panda/
+F: include/configs/omap4_panda.h
+F: configs/omap4_panda_defconfig
diff --git a/roms/u-boot/board/ti/panda/Makefile b/roms/u-boot/board/ti/panda/Makefile
new file mode 100644
index 000000000..dd2ff33af
--- /dev/null
+++ b/roms/u-boot/board/ti/panda/Makefile
@@ -0,0 +1,6 @@
+# SPDX-License-Identifier: GPL-2.0+
+#
+# (C) Copyright 2000, 2001, 2002
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+
+obj-y := panda.o
diff --git a/roms/u-boot/board/ti/panda/panda.c b/roms/u-boot/board/ti/panda/panda.c
new file mode 100644
index 000000000..fda8d5f3c
--- /dev/null
+++ b/roms/u-boot/board/ti/panda/panda.c
@@ -0,0 +1,321 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2010
+ * Texas Instruments Incorporated, <www.ti.com>
+ * Steve Sakoman <steve@sakoman.com>
+ */
+#include <common.h>
+#include <init.h>
+#include <log.h>
+#include <net.h>
+#include <serial.h>
+#include <asm/global_data.h>
+#include <asm/mach-types.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/arch/mmc_host_def.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/gpio.h>
+#include <asm/gpio.h>
+#include <env.h>
+#include <twl6030.h>
+
+#include "panda_mux_data.h"
+
+#define PANDA_ULPI_PHY_TYPE_GPIO 182
+#define PANDA_BOARD_ID_1_GPIO 101
+#define PANDA_ES_BOARD_ID_1_GPIO 48
+#define PANDA_BOARD_ID_2_GPIO 171
+#define PANDA_ES_BOARD_ID_3_GPIO 3
+#define PANDA_ES_BOARD_ID_4_GPIO 2
+
+DECLARE_GLOBAL_DATA_PTR;
+
+const struct omap_sysinfo sysinfo = {
+ "Board: OMAP4 Panda\n"
+};
+
+struct omap4_scrm_regs *const scrm = (struct omap4_scrm_regs *)0x4a30a000;
+
+/**
+ * @brief board_init
+ *
+ * @return 0
+ */
+int board_init(void)
+{
+ gpmc_init();
+
+ gd->bd->bi_arch_number = MACH_TYPE_OMAP4_PANDA;
+ gd->bd->bi_boot_params = (0x80000000 + 0x100); /* boot param addr */
+
+ return 0;
+}
+
+#if defined(CONFIG_SPL_OS_BOOT)
+int spl_start_uboot(void)
+{
+ /* break into full u-boot on 'c' */
+ if (serial_tstc() && serial_getc() == 'c')
+ return 1;
+
+ return 0;
+}
+#endif /* CONFIG_SPL_OS_BOOT */
+
+int board_eth_init(struct bd_info *bis)
+{
+ return 0;
+}
+
+/*
+* Routine: get_board_revision
+* Description: Detect if we are running on a panda revision A1-A6,
+* or an ES panda board. This can be done by reading
+* the level of GPIOs and checking the processor revisions.
+* This should result in:
+* Panda 4430:
+* GPIO171, GPIO101, GPIO182: 0 1 1 => A1-A5
+* GPIO171, GPIO101, GPIO182: 1 0 1 => A6
+* Panda ES:
+* GPIO2, GPIO3, GPIO171, GPIO48, GPIO182: 0 0 0 1 1 => B1/B2
+* GPIO2, GPIO3, GPIO171, GPIO48, GPIO182: 0 0 1 1 1 => B3
+*/
+int get_board_revision(void)
+{
+ int board_id0, board_id1, board_id2;
+ int board_id3, board_id4;
+ int board_id;
+
+ int processor_rev = omap_revision();
+
+ /* Setup the mux for the common board ID pins (gpio 171 and 182) */
+ writew((IEN | M3), (*ctrl)->control_padconf_core_base + UNIPRO_TX0);
+ writew((IEN | M3), (*ctrl)->control_padconf_core_base + FREF_CLK2_OUT);
+
+ board_id0 = gpio_get_value(PANDA_ULPI_PHY_TYPE_GPIO);
+ board_id2 = gpio_get_value(PANDA_BOARD_ID_2_GPIO);
+
+ if ((processor_rev >= OMAP4460_ES1_0 &&
+ processor_rev <= OMAP4460_ES1_1)) {
+ /*
+ * Setup the mux for the ES specific board ID pins (gpio 101,
+ * 2 and 3.
+ */
+ writew((IEN | M3), (*ctrl)->control_padconf_core_base +
+ GPMC_A24);
+ writew((IEN | M3), (*ctrl)->control_padconf_core_base +
+ UNIPRO_RY0);
+ writew((IEN | M3), (*ctrl)->control_padconf_core_base +
+ UNIPRO_RX1);
+
+ board_id1 = gpio_get_value(PANDA_ES_BOARD_ID_1_GPIO);
+ board_id3 = gpio_get_value(PANDA_ES_BOARD_ID_3_GPIO);
+ board_id4 = gpio_get_value(PANDA_ES_BOARD_ID_4_GPIO);
+
+#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
+ env_set("board_name", "panda-es");
+#endif
+ board_id = ((board_id4 << 4) | (board_id3 << 3) |
+ (board_id2 << 2) | (board_id1 << 1) | (board_id0));
+ } else {
+ /* Setup the mux for the Ax specific board ID pins (gpio 101) */
+ writew((IEN | M3), (*ctrl)->control_padconf_core_base +
+ FREF_CLK2_OUT);
+
+ board_id1 = gpio_get_value(PANDA_BOARD_ID_1_GPIO);
+ board_id = ((board_id2 << 2) | (board_id1 << 1) | (board_id0));
+
+#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
+ if ((board_id >= 0x3) && (processor_rev == OMAP4430_ES2_3))
+ env_set("board_name", "panda-a4");
+#endif
+ }
+
+ return board_id;
+}
+
+/**
+ * is_panda_es_rev_b3() - Detect if we are running on rev B3 of panda board ES
+ *
+ *
+ * Detect if we are running on B3 version of ES panda board,
+ * This can be done by reading the level of GPIO 171 and checking the
+ * processor revisions.
+ * GPIO171: 1 => Panda ES Rev B3
+ *
+ * Return : return 1 if Panda ES Rev B3 , else return 0
+ */
+u8 is_panda_es_rev_b3(void)
+{
+ int processor_rev = omap_revision();
+ int ret = 0;
+
+ if ((processor_rev >= OMAP4460_ES1_0 &&
+ processor_rev <= OMAP4460_ES1_1)) {
+
+ /* Setup the mux for the common board ID pins (gpio 171) */
+ writew((IEN | M3),
+ (*ctrl)->control_padconf_core_base + UNIPRO_TX0);
+
+ /* if processor_rev is panda ES and GPIO171 is 1,it is rev b3 */
+ ret = gpio_get_value(PANDA_BOARD_ID_2_GPIO);
+ }
+ return ret;
+}
+
+#ifdef CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS
+/*
+ * emif_get_reg_dump() - emif_get_reg_dump strong function
+ *
+ * @emif_nr - emif base
+ * @regs - reg dump of timing values
+ *
+ * Strong function to override emif_get_reg_dump weak function in sdram_elpida.c
+ */
+void emif_get_reg_dump(u32 emif_nr, const struct emif_regs **regs)
+{
+ u32 omap4_rev = omap_revision();
+
+ /* Same devices and geometry on both EMIFs */
+ if (omap4_rev == OMAP4430_ES1_0)
+ *regs = &emif_regs_elpida_380_mhz_1cs;
+ else if (omap4_rev == OMAP4430_ES2_0)
+ *regs = &emif_regs_elpida_200_mhz_2cs;
+ else if (omap4_rev == OMAP4430_ES2_3)
+ *regs = &emif_regs_elpida_400_mhz_1cs;
+ else if (omap4_rev < OMAP4470_ES1_0) {
+ if(is_panda_es_rev_b3())
+ *regs = &emif_regs_elpida_400_mhz_1cs;
+ else
+ *regs = &emif_regs_elpida_400_mhz_2cs;
+ }
+ else
+ *regs = &emif_regs_elpida_400_mhz_1cs;
+}
+
+void emif_get_dmm_regs(const struct dmm_lisa_map_regs
+ **dmm_lisa_regs)
+{
+ u32 omap_rev = omap_revision();
+
+ if (omap_rev == OMAP4430_ES1_0)
+ *dmm_lisa_regs = &lisa_map_2G_x_1_x_2;
+ else if (omap_rev == OMAP4430_ES2_3)
+ *dmm_lisa_regs = &lisa_map_2G_x_2_x_2;
+ else if (omap_rev < OMAP4460_ES1_0)
+ *dmm_lisa_regs = &lisa_map_2G_x_2_x_2;
+ else
+ *dmm_lisa_regs = &ma_lisa_map_2G_x_2_x_2;
+}
+
+#endif
+
+/**
+ * @brief misc_init_r - Configure Panda board specific configurations
+ * such as power configurations, ethernet initialization as phase2 of
+ * boot sequence
+ *
+ * @return 0
+ */
+int misc_init_r(void)
+{
+ int phy_type;
+ u32 auxclk, altclksrc;
+
+ /* EHCI is not supported on ES1.0 */
+ if (omap_revision() == OMAP4430_ES1_0)
+ return 0;
+
+ get_board_revision();
+
+ gpio_direction_input(PANDA_ULPI_PHY_TYPE_GPIO);
+ phy_type = gpio_get_value(PANDA_ULPI_PHY_TYPE_GPIO);
+
+ if (phy_type == 1) {
+ /* ULPI PHY supplied by auxclk3 derived from sys_clk */
+ debug("ULPI PHY supplied by auxclk3\n");
+
+ auxclk = readl(&scrm->auxclk3);
+ /* Select sys_clk */
+ auxclk &= ~AUXCLK_SRCSELECT_MASK;
+ auxclk |= AUXCLK_SRCSELECT_SYS_CLK << AUXCLK_SRCSELECT_SHIFT;
+ /* Set the divisor to 2 */
+ auxclk &= ~AUXCLK_CLKDIV_MASK;
+ auxclk |= AUXCLK_CLKDIV_2 << AUXCLK_CLKDIV_SHIFT;
+ /* Request auxilary clock #3 */
+ auxclk |= AUXCLK_ENABLE_MASK;
+
+ writel(auxclk, &scrm->auxclk3);
+ } else {
+ /* ULPI PHY supplied by auxclk1 derived from PER dpll */
+ debug("ULPI PHY supplied by auxclk1\n");
+
+ auxclk = readl(&scrm->auxclk1);
+ /* Select per DPLL */
+ auxclk &= ~AUXCLK_SRCSELECT_MASK;
+ auxclk |= AUXCLK_SRCSELECT_PER_DPLL << AUXCLK_SRCSELECT_SHIFT;
+ /* Set the divisor to 16 */
+ auxclk &= ~AUXCLK_CLKDIV_MASK;
+ auxclk |= AUXCLK_CLKDIV_16 << AUXCLK_CLKDIV_SHIFT;
+ /* Request auxilary clock #3 */
+ auxclk |= AUXCLK_ENABLE_MASK;
+
+ writel(auxclk, &scrm->auxclk1);
+ }
+
+ altclksrc = readl(&scrm->altclksrc);
+
+ /* Activate alternate system clock supplier */
+ altclksrc &= ~ALTCLKSRC_MODE_MASK;
+ altclksrc |= ALTCLKSRC_MODE_ACTIVE;
+
+ /* enable clocks */
+ altclksrc |= ALTCLKSRC_ENABLE_INT_MASK | ALTCLKSRC_ENABLE_EXT_MASK;
+
+ writel(altclksrc, &scrm->altclksrc);
+
+ omap_die_id_usbethaddr();
+
+ return 0;
+}
+
+void set_muxconf_regs(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));
+
+ if (omap_revision() >= OMAP4460_ES1_0)
+ do_set_mux((*ctrl)->control_padconf_wkup_base,
+ wkup_padconf_array_essential_4460,
+ sizeof(wkup_padconf_array_essential_4460) /
+ sizeof(struct pad_conf_entry));
+}
+
+#if defined(CONFIG_MMC)
+int board_mmc_init(struct bd_info *bis)
+{
+ return omap_mmc_init(0, 0, 0, -1, -1);
+}
+
+#if !defined(CONFIG_SPL_BUILD)
+void board_mmc_power_init(void)
+{
+ twl6030_power_mmc_init(0);
+}
+#endif
+#endif
+
+/*
+ * get_board_rev() - get board revision
+ */
+u32 get_board_rev(void)
+{
+ return 0x20;
+}
diff --git a/roms/u-boot/board/ti/panda/panda_mux_data.h b/roms/u-boot/board/ti/panda/panda_mux_data.h
new file mode 100644
index 000000000..ad9e36525
--- /dev/null
+++ b/roms/u-boot/board/ti/panda/panda_mux_data.h
@@ -0,0 +1,86 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * (C) Copyright 2010
+ * Texas Instruments Incorporated, <www.ti.com>
+ *
+ * Balaji Krishnamoorthy <balajitk@ti.com>
+ * Aneesh V <aneesh@ti.com>
+ */
+#ifndef _PANDA_MUX_DATA_H_
+#define _PANDA_MUX_DATA_H_
+
+#include <asm/arch/mux_omap4.h>
+
+
+const struct pad_conf_entry core_padconf_array_essential[] = {
+
+{GPMC_AD0, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M1)}, /* sdmmc2_dat0 */
+{GPMC_AD1, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M1)}, /* sdmmc2_dat1 */
+{GPMC_AD2, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M1)}, /* sdmmc2_dat2 */
+{GPMC_AD3, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M1)}, /* sdmmc2_dat3 */
+{GPMC_AD4, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M1)}, /* sdmmc2_dat4 */
+{GPMC_AD5, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M1)}, /* sdmmc2_dat5 */
+{GPMC_AD6, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M1)}, /* sdmmc2_dat6 */
+{GPMC_AD7, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M1)}, /* sdmmc2_dat7 */
+{GPMC_NOE, (PTU | IEN | OFF_EN | OFF_OUT_PTD | M1)}, /* sdmmc2_clk */
+{GPMC_NWE, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M1)}, /* sdmmc2_cmd */
+{SDMMC1_CLK, (PTU | OFF_EN | OFF_OUT_PTD | M0)}, /* sdmmc1_clk */
+{SDMMC1_CMD, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M0)}, /* sdmmc1_cmd */
+{SDMMC1_DAT0, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M0)}, /* sdmmc1_dat0 */
+{SDMMC1_DAT1, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M0)}, /* sdmmc1_dat1 */
+{SDMMC1_DAT2, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M0)}, /* sdmmc1_dat2 */
+{SDMMC1_DAT3, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M0)}, /* sdmmc1_dat3 */
+{SDMMC1_DAT4, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M0)}, /* sdmmc1_dat4 */
+{SDMMC1_DAT5, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M0)}, /* sdmmc1_dat5 */
+{SDMMC1_DAT6, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M0)}, /* sdmmc1_dat6 */
+{SDMMC1_DAT7, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M0)}, /* sdmmc1_dat7 */
+{I2C1_SCL, (PTU | IEN | M0)}, /* i2c1_scl */
+{I2C1_SDA, (PTU | IEN | M0)}, /* i2c1_sda */
+{I2C2_SCL, (PTU | IEN | M0)}, /* i2c2_scl */
+{I2C2_SDA, (PTU | IEN | M0)}, /* i2c2_sda */
+{I2C3_SCL, (PTU | IEN | M0)}, /* i2c3_scl */
+{I2C3_SDA, (PTU | IEN | M0)}, /* i2c3_sda */
+{I2C4_SCL, (PTU | IEN | M0)}, /* i2c4_scl */
+{I2C4_SDA, (PTU | IEN | M0)}, /* i2c4_sda */
+{UART3_CTS_RCTX, (PTU | IEN | M0)}, /* uart3_tx */
+{UART3_RTS_SD, (M0)}, /* uart3_rts_sd */
+{UART3_RX_IRRX, (IEN | M0)}, /* uart3_rx */
+{UART3_TX_IRTX, (M0)}, /* uart3_tx */
+{USBB1_ULPITLL_CLK, (PTD | IEN | OFF_EN | OFF_PD | OFF_IN | M4)},/* usbb1_ulpiphy_clk */
+{USBB1_ULPITLL_STP, (OFF_EN | OFF_OUT_PTD | M4)}, /* usbb1_ulpiphy_stp */
+{USBB1_ULPITLL_DIR, (IEN | OFF_EN | OFF_PD | OFF_IN | M4)}, /* usbb1_ulpiphy_dir */
+{USBB1_ULPITLL_NXT, (IEN | OFF_EN | OFF_PD | OFF_IN | M4)}, /* usbb1_ulpiphy_nxt */
+{USBB1_ULPITLL_DAT0, (IEN | OFF_EN | OFF_PD | OFF_IN | M4)}, /* usbb1_ulpiphy_dat0 */
+{USBB1_ULPITLL_DAT1, (IEN | OFF_EN | OFF_PD | OFF_IN | M4)}, /* usbb1_ulpiphy_dat1 */
+{USBB1_ULPITLL_DAT2, (IEN | OFF_EN | OFF_PD | OFF_IN | M4)}, /* usbb1_ulpiphy_dat2 */
+{USBB1_ULPITLL_DAT3, (IEN | OFF_EN | OFF_PD | OFF_IN | M4)}, /* usbb1_ulpiphy_dat3 */
+{USBB1_ULPITLL_DAT4, (IEN | OFF_EN | OFF_PD | OFF_IN | M4)}, /* usbb1_ulpiphy_dat4 */
+{USBB1_ULPITLL_DAT5, (IEN | OFF_EN | OFF_PD | OFF_IN | M4)}, /* usbb1_ulpiphy_dat5 */
+{USBB1_ULPITLL_DAT6, (IEN | OFF_EN | OFF_PD | OFF_IN | M4)}, /* usbb1_ulpiphy_dat6 */
+{USBB1_ULPITLL_DAT7, (IEN | OFF_EN | OFF_PD | OFF_IN | M4)}, /* usbb1_ulpiphy_dat7 */
+{USBB1_HSIC_DATA, (IEN | OFF_EN | OFF_PD | OFF_IN | M0)}, /* usbb1_hsic_data */
+{USBB1_HSIC_STROBE, (IEN | OFF_EN | OFF_PD | OFF_IN | M0)}, /* usbb1_hsic_strobe */
+{USBC1_ICUSB_DP, (IEN | M0)}, /* usbc1_icusb_dp */
+{USBC1_ICUSB_DM, (IEN | M0)}, /* usbc1_icusb_dm */
+{UNIPRO_TY2, (PTU | IEN | M3)}, /* gpio_1 */
+{GPMC_WAIT1, (PTD | OFF_EN | OFF_PD | OFF_OUT_PTD | M3)}, /* gpio_62 */
+{FREF_CLK2_OUT, (PTU | IEN | M3)}, /* gpio_182 */
+
+};
+
+const struct pad_conf_entry wkup_padconf_array_essential[] = {
+
+{PAD1_SR_SCL, (PTU | IEN | M0)}, /* sr_scl */
+{PAD0_SR_SDA, (PTU | IEN | M0)}, /* sr_sda */
+{PAD1_SYS_32K, (IEN | M0)}, /* sys_32k */
+{PAD0_FREF_CLK3_OUT, (M0)}, /* fref_clk3_out */
+
+};
+
+const struct pad_conf_entry wkup_padconf_array_essential_4460[] = {
+
+{PAD1_FREF_CLK4_REQ, (M3)}, /* gpio_wk7 for TPS: Mode 3 */
+
+};
+
+#endif /* _PANDA_MUX_DATA_H_ */