diff options
Diffstat (limited to 'qemu/roms/u-boot/board/ti/dra7xx/evm.c')
-rw-r--r-- | qemu/roms/u-boot/board/ti/dra7xx/evm.c | 263 |
1 files changed, 0 insertions, 263 deletions
diff --git a/qemu/roms/u-boot/board/ti/dra7xx/evm.c b/qemu/roms/u-boot/board/ti/dra7xx/evm.c deleted file mode 100644 index 073d15127..000000000 --- a/qemu/roms/u-boot/board/ti/dra7xx/evm.c +++ /dev/null @@ -1,263 +0,0 @@ -/* - * (C) Copyright 2013 - * Texas Instruments Incorporated, <www.ti.com> - * - * Lokesh Vutla <lokeshvutla@ti.com> - * - * Based on previous work by: - * Aneesh V <aneesh@ti.com> - * Steve Sakoman <steve@sakoman.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ -#include <common.h> -#include <palmas.h> -#include <sata.h> -#include <asm/arch/sys_proto.h> -#include <asm/arch/mmc_host_def.h> -#include <asm/arch/sata.h> -#include <environment.h> - -#include "mux_data.h" - -#ifdef CONFIG_DRIVER_TI_CPSW -#include <cpsw.h> -#endif - -DECLARE_GLOBAL_DATA_PTR; - -const struct omap_sysinfo sysinfo = { - "Board: DRA7xx\n" -}; - -/* - * Adjust I/O delays on the Tx control and data lines of each MAC port. This - * is a workaround in order to work properly with the DP83865 PHYs on the EVM. - * In 3COM RGMII mode this PHY applies it's own internal clock delay, so we - * essentially need to counteract the DRA7xx internal delay, and we do this - * by delaying the control and data lines. If not using this PHY, you probably - * don't need to do this stuff! - */ -static void dra7xx_adj_io_delay(const struct io_delay *io_dly) -{ - int i = 0; - u32 reg_val; - u32 delta; - u32 coarse; - u32 fine; - - writel(CFG_IO_DELAY_UNLOCK_KEY, CFG_IO_DELAY_LOCK); - - while(io_dly[i].addr) { - writel(CFG_IO_DELAY_ACCESS_PATTERN & ~CFG_IO_DELAY_LOCK_MASK, - io_dly[i].addr); - delta = io_dly[i].dly; - reg_val = readl(io_dly[i].addr) & 0x3ff; - coarse = ((reg_val >> 5) & 0x1F) + ((delta >> 5) & 0x1F); - coarse = (coarse > 0x1F) ? (0x1F) : (coarse); - fine = (reg_val & 0x1F) + (delta & 0x1F); - fine = (fine > 0x1F) ? (0x1F) : (fine); - reg_val = CFG_IO_DELAY_ACCESS_PATTERN | - CFG_IO_DELAY_LOCK_MASK | - ((coarse << 5) | (fine)); - writel(reg_val, io_dly[i].addr); - i++; - } - - writel(CFG_IO_DELAY_LOCK_KEY, CFG_IO_DELAY_LOCK); -} - -/** - * @brief board_init - * - * @return 0 - */ -int board_init(void) -{ - gpmc_init(); - gd->bd->bi_boot_params = (0x80000000 + 0x100); /* boot param addr */ - - return 0; -} - -int board_late_init(void) -{ - init_sata(0); - return 0; -} - -/** - * @brief misc_init_r - Configure EVM board specific configurations - * such as power configurations, ethernet initialization as phase2 of - * boot sequence - * - * @return 0 - */ -int misc_init_r(void) -{ - return 0; -} - -static void do_set_mux32(u32 base, - struct pad_conf_entry const *array, int size) -{ - int i; - struct pad_conf_entry *pad = (struct pad_conf_entry *)array; - - for (i = 0; i < size; i++, pad++) - writel(pad->val, base + pad->offset); -} - -void set_muxconf_regs_essential(void) -{ - do_set_mux32((*ctrl)->control_padconf_core_base, - core_padconf_array_essential, - sizeof(core_padconf_array_essential) / - sizeof(struct pad_conf_entry)); -} - -#if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_GENERIC_MMC) -int board_mmc_init(bd_t *bis) -{ - omap_mmc_init(0, 0, 0, -1, -1); - omap_mmc_init(1, 0, 0, -1, -1); - return 0; -} -#endif - -#if defined(CONFIG_SPL_BUILD) && 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; - -#ifdef CONFIG_SPL_ENV_SUPPORT - env_init(); - env_relocate_spec(); - if (getenv_yesno("boot_os") != 1) - return 1; -#endif - - return 0; -} -#endif - -#ifdef CONFIG_DRIVER_TI_CPSW - -/* Delay value to add to calibrated value */ -#define RGMII0_TXCTL_DLY_VAL ((0x3 << 5) + 0x8) -#define RGMII0_TXD0_DLY_VAL ((0x3 << 5) + 0x8) -#define RGMII0_TXD1_DLY_VAL ((0x3 << 5) + 0x2) -#define RGMII0_TXD2_DLY_VAL ((0x4 << 5) + 0x0) -#define RGMII0_TXD3_DLY_VAL ((0x4 << 5) + 0x0) -#define VIN2A_D13_DLY_VAL ((0x3 << 5) + 0x8) -#define VIN2A_D17_DLY_VAL ((0x3 << 5) + 0x8) -#define VIN2A_D16_DLY_VAL ((0x3 << 5) + 0x2) -#define VIN2A_D15_DLY_VAL ((0x4 << 5) + 0x0) -#define VIN2A_D14_DLY_VAL ((0x4 << 5) + 0x0) - -static void cpsw_control(int enabled) -{ - /* VTP can be added here */ - - return; -} - -static struct cpsw_slave_data cpsw_slaves[] = { - { - .slave_reg_ofs = 0x208, - .sliver_reg_ofs = 0xd80, - .phy_addr = 2, - }, - { - .slave_reg_ofs = 0x308, - .sliver_reg_ofs = 0xdc0, - .phy_addr = 3, - }, -}; - -static struct cpsw_platform_data cpsw_data = { - .mdio_base = CPSW_MDIO_BASE, - .cpsw_base = CPSW_BASE, - .mdio_div = 0xff, - .channels = 8, - .cpdma_reg_ofs = 0x800, - .slaves = 1, - .slave_data = cpsw_slaves, - .ale_reg_ofs = 0xd00, - .ale_entries = 1024, - .host_port_reg_ofs = 0x108, - .hw_stats_reg_ofs = 0x900, - .bd_ram_ofs = 0x2000, - .mac_control = (1 << 5), - .control = cpsw_control, - .host_port_num = 0, - .version = CPSW_CTRL_VERSION_2, -}; - -int board_eth_init(bd_t *bis) -{ - int ret; - uint8_t mac_addr[6]; - uint32_t mac_hi, mac_lo; - uint32_t ctrl_val; - const struct io_delay io_dly[] = { - {CFG_RGMII0_TXCTL, RGMII0_TXCTL_DLY_VAL}, - {CFG_RGMII0_TXD0, RGMII0_TXD0_DLY_VAL}, - {CFG_RGMII0_TXD1, RGMII0_TXD1_DLY_VAL}, - {CFG_RGMII0_TXD2, RGMII0_TXD2_DLY_VAL}, - {CFG_RGMII0_TXD3, RGMII0_TXD3_DLY_VAL}, - {CFG_VIN2A_D13, VIN2A_D13_DLY_VAL}, - {CFG_VIN2A_D17, VIN2A_D17_DLY_VAL}, - {CFG_VIN2A_D16, VIN2A_D16_DLY_VAL}, - {CFG_VIN2A_D15, VIN2A_D15_DLY_VAL}, - {CFG_VIN2A_D14, VIN2A_D14_DLY_VAL}, - {0} - }; - - /* Adjust IO delay for RGMII tx path */ - dra7xx_adj_io_delay(io_dly); - - /* try reading mac address from efuse */ - mac_lo = readl((*ctrl)->control_core_mac_id_0_lo); - mac_hi = readl((*ctrl)->control_core_mac_id_0_hi); - mac_addr[0] = (mac_hi & 0xFF0000) >> 16; - mac_addr[1] = (mac_hi & 0xFF00) >> 8; - mac_addr[2] = mac_hi & 0xFF; - mac_addr[3] = (mac_lo & 0xFF0000) >> 16; - mac_addr[4] = (mac_lo & 0xFF00) >> 8; - mac_addr[5] = mac_lo & 0xFF; - - if (!getenv("ethaddr")) { - printf("<ethaddr> not set. Validating first E-fuse MAC\n"); - - if (is_valid_ether_addr(mac_addr)) - eth_setenv_enetaddr("ethaddr", mac_addr); - } - - mac_lo = readl((*ctrl)->control_core_mac_id_1_lo); - mac_hi = readl((*ctrl)->control_core_mac_id_1_hi); - mac_addr[0] = (mac_hi & 0xFF0000) >> 16; - mac_addr[1] = (mac_hi & 0xFF00) >> 8; - mac_addr[2] = mac_hi & 0xFF; - mac_addr[3] = (mac_lo & 0xFF0000) >> 16; - mac_addr[4] = (mac_lo & 0xFF00) >> 8; - mac_addr[5] = mac_lo & 0xFF; - - if (!getenv("eth1addr")) { - if (is_valid_ether_addr(mac_addr)) - eth_setenv_enetaddr("eth1addr", mac_addr); - } - - ctrl_val = readl((*ctrl)->control_core_control_io1) & (~0x33); - ctrl_val |= 0x22; - writel(ctrl_val, (*ctrl)->control_core_control_io1); - - ret = cpsw_register(&cpsw_data); - if (ret < 0) - printf("Error %d registering CPSW switch\n", ret); - - return ret; -} -#endif |