X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=board%2Fovero%2Fovero.c;h=b7f85e711b46fed4bed4b35774599d929d382c7a;hb=aac5450ea92abc9109a78cc099d366962148719f;hp=3c60b06ae75e25b27b6c34df7073eac5e4bd6d85;hpb=b5db0a068a25e71b178e4b89635af731cf2f7c24;p=oweals%2Fu-boot.git diff --git a/board/overo/overo.c b/board/overo/overo.c index 3c60b06ae7..b7f85e711b 100644 --- a/board/overo/overo.c +++ b/board/overo/overo.c @@ -10,43 +10,36 @@ * (C) Copyright 2004-2008 * Texas Instruments, * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA + * SPDX-License-Identifier: GPL-2.0+ */ #include +#include +#include #include #include +#include #include #include #include #include #include -#include #include #include #include "overo.h" +#ifdef CONFIG_USB_EHCI +#include +#include +#endif + DECLARE_GLOBAL_DATA_PTR; #define TWL4030_I2C_BUS 0 #define EXPANSION_EEPROM_I2C_BUS 2 #define EXPANSION_EEPROM_I2C_ADDRESS 0x51 +#define GUMSTIX_EMPTY_EEPROM 0x0 + #define GUMSTIX_SUMMIT 0x01000200 #define GUMSTIX_TOBI 0x02000200 #define GUMSTIX_TOBI_DUO 0x03000200 @@ -55,6 +48,11 @@ DECLARE_GLOBAL_DATA_PTR; #define GUMSTIX_CHESTNUT43 0x06000200 #define GUMSTIX_PINTO 0x07000200 #define GUMSTIX_GALLOP43 0x08000200 +#define GUMSTIX_ALTO35 0x09000200 +#define GUMSTIX_STAGECOACH 0x0A000200 +#define GUMSTIX_THUMBO 0x0B000200 +#define GUMSTIX_TURTLECORE 0x0C000200 +#define GUMSTIX_ARBOR43C 0x0D000200 #define ETTUS_USRP_E 0x01000300 @@ -67,21 +65,17 @@ static struct { char fab_revision[8]; char env_var[16]; char env_setting[64]; -} expansion_config; +} expansion_config = {0x0}; -#if defined(CONFIG_CMD_NET) -static void setup_net_chip(void); -#endif +static const struct ns16550_platdata overo_serial = { + OMAP34XX_UART3, + 2, + V_NS16550_CLK +}; -/* GPMC definitions for LAN9221 chips on Tobi expansion boards */ -static const u32 gpmc_lan_config[] = { - NET_LAN9221_GPMC_CONFIG1, - NET_LAN9221_GPMC_CONFIG2, - NET_LAN9221_GPMC_CONFIG3, - NET_LAN9221_GPMC_CONFIG4, - NET_LAN9221_GPMC_CONFIG5, - NET_LAN9221_GPMC_CONFIG6, - /*CONFIG7- computed as params */ +U_BOOT_DEVICE(overo_uart) = { + "serial_omap", + &overo_serial }; /* @@ -107,6 +101,20 @@ int get_board_revision(void) { int revision; +#ifdef CONFIG_SYS_I2C_OMAP34XX + unsigned char data; + + /* board revisions <= R2410 connect 4030 irq_1 to gpio112 */ + /* these boards should return a revision number of 0 */ + /* the code below forces a 4030 RTC irq to ensure that gpio112 is low */ + i2c_set_bus_num(TWL4030_I2C_BUS); + data = 0x01; + i2c_write(0x4B, 0x29, 1, &data, 1); + data = 0x0c; + i2c_write(0x4B, 0x2b, 1, &data, 1); + i2c_read(0x4B, 0x2a, 1, &data, 1); +#endif + if (!gpio_request(112, "") && !gpio_request(113, "") && !gpio_request(115, "")) { @@ -119,13 +127,57 @@ int get_board_revision(void) gpio_get_value(113) << 1 | gpio_get_value(112); } else { - printf("Error: unable to acquire board revision GPIOs\n"); + puts("Error: unable to acquire board revision GPIOs\n"); revision = -1; } return revision; } +#ifdef CONFIG_SPL_BUILD +/* + * Routine: get_board_mem_timings + * Description: If we use SPL then there is no x-loader nor config header + * so we have to setup the DDR timings ourself on both banks. + */ +void get_board_mem_timings(struct board_sdrc_timings *timings) +{ + timings->mr = MICRON_V_MR_165; + switch (get_board_revision()) { + case REVISION_0: /* Micron 1286MB/256MB, 1/2 banks of 128MB */ + timings->mcfg = MICRON_V_MCFG_165(128 << 20); + timings->ctrla = MICRON_V_ACTIMA_165; + timings->ctrlb = MICRON_V_ACTIMB_165; + timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_165MHz; + break; + case REVISION_1: /* Micron 256MB/512MB, 1/2 banks of 256MB */ + case REVISION_4: + timings->mcfg = MICRON_V_MCFG_200(256 << 20); + timings->ctrla = MICRON_V_ACTIMA_200; + timings->ctrlb = MICRON_V_ACTIMB_200; + timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_200MHz; + break; + case REVISION_2: /* Hynix 256MB/512MB, 1/2 banks of 256MB */ + timings->mcfg = HYNIX_V_MCFG_200(256 << 20); + timings->ctrla = HYNIX_V_ACTIMA_200; + timings->ctrlb = HYNIX_V_ACTIMB_200; + timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_200MHz; + break; + case REVISION_3: /* Micron 512MB/1024MB, 1/2 banks of 512MB */ + timings->mcfg = MCFG(512 << 20, 15); + timings->ctrla = MICRON_V_ACTIMA_200; + timings->ctrlb = MICRON_V_ACTIMB_200; + timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_200MHz; + break; + default: + timings->mcfg = MICRON_V_MCFG_165(128 << 20); + timings->ctrla = MICRON_V_ACTIMA_165; + timings->ctrlb = MICRON_V_ACTIMB_165; + timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_165MHz; + } +} +#endif + /* * Routine: get_sdio2_config * Description: Return information about the wifi module connection @@ -151,7 +203,7 @@ int get_sdio2_config(void) gpio_direction_input(130); } else { - printf("Error: unable to acquire sdio2 clk GPIOs\n"); + puts("Error: unable to acquire sdio2 clk GPIOs\n"); sdio_direct = -1; } @@ -166,6 +218,9 @@ int get_sdio2_config(void) */ unsigned int get_expansion_id(void) { + if (expansion_config.device_vendor != 0x0) + return expansion_config.device_vendor; + i2c_set_bus_num(EXPANSION_EEPROM_I2C_BUS); /* return GUMSTIX_NO_EEPROM if eeprom doesn't respond */ @@ -189,90 +244,139 @@ unsigned int get_expansion_id(void) */ int misc_init_r(void) { + unsigned int expansion_id; + twl4030_power_init(); twl4030_led_init(TWL4030_LED_LEDEN_LEDAON | TWL4030_LED_LEDEN_LEDBON); -#if defined(CONFIG_CMD_NET) - setup_net_chip(); -#endif - printf("Board revision: %d\n", get_board_revision()); switch (get_sdio2_config()) { case 0: - printf("Tranceiver detected on mmc2\n"); + puts("Tranceiver detected on mmc2\n"); MUX_OVERO_SDIO2_TRANSCEIVER(); break; case 1: - printf("Direct connection on mmc2\n"); + puts("Direct connection on mmc2\n"); MUX_OVERO_SDIO2_DIRECT(); break; default: - printf("Unable to detect mmc2 connection type\n"); + puts("Unable to detect mmc2 connection type\n"); } - switch (get_expansion_id()) { + expansion_id = get_expansion_id(); + switch (expansion_id) { case GUMSTIX_SUMMIT: printf("Recognized Summit expansion board (rev %d %s)\n", expansion_config.revision, expansion_config.fab_revision); + MUX_GUMSTIX(); setenv("defaultdisplay", "dvi"); + setenv("expansionname", "summit"); break; case GUMSTIX_TOBI: printf("Recognized Tobi expansion board (rev %d %s)\n", expansion_config.revision, expansion_config.fab_revision); + MUX_GUMSTIX(); setenv("defaultdisplay", "dvi"); + setenv("expansionname", "tobi"); break; case GUMSTIX_TOBI_DUO: printf("Recognized Tobi Duo expansion board (rev %d %s)\n", expansion_config.revision, expansion_config.fab_revision); - /* second lan chip */ - enable_gpmc_cs_config(gpmc_lan_config, &gpmc_cfg->cs[4], - 0x2B000000, GPMC_SIZE_16M); + MUX_GUMSTIX(); break; case GUMSTIX_PALO35: printf("Recognized Palo35 expansion board (rev %d %s)\n", expansion_config.revision, expansion_config.fab_revision); + MUX_GUMSTIX(); setenv("defaultdisplay", "lcd35"); break; case GUMSTIX_PALO43: printf("Recognized Palo43 expansion board (rev %d %s)\n", expansion_config.revision, expansion_config.fab_revision); + MUX_GUMSTIX(); setenv("defaultdisplay", "lcd43"); + setenv("expansionname", "palo43"); break; case GUMSTIX_CHESTNUT43: printf("Recognized Chestnut43 expansion board (rev %d %s)\n", expansion_config.revision, expansion_config.fab_revision); + MUX_GUMSTIX(); setenv("defaultdisplay", "lcd43"); + setenv("expansionname", "chestnut43"); break; case GUMSTIX_PINTO: printf("Recognized Pinto expansion board (rev %d %s)\n", expansion_config.revision, expansion_config.fab_revision); + MUX_GUMSTIX(); break; case GUMSTIX_GALLOP43: printf("Recognized Gallop43 expansion board (rev %d %s)\n", expansion_config.revision, expansion_config.fab_revision); + MUX_GUMSTIX(); + setenv("defaultdisplay", "lcd43"); + setenv("expansionname", "gallop43"); + break; + case GUMSTIX_ALTO35: + printf("Recognized Alto35 expansion board (rev %d %s)\n", + expansion_config.revision, + expansion_config.fab_revision); + MUX_GUMSTIX(); + MUX_ALTO35(); + setenv("defaultdisplay", "lcd35"); + setenv("expansionname", "alto35"); + break; + case GUMSTIX_STAGECOACH: + printf("Recognized Stagecoach expansion board (rev %d %s)\n", + expansion_config.revision, + expansion_config.fab_revision); + MUX_GUMSTIX(); + break; + case GUMSTIX_THUMBO: + printf("Recognized Thumbo expansion board (rev %d %s)\n", + expansion_config.revision, + expansion_config.fab_revision); + MUX_GUMSTIX(); + break; + case GUMSTIX_TURTLECORE: + printf("Recognized Turtlecore expansion board (rev %d %s)\n", + expansion_config.revision, + expansion_config.fab_revision); + MUX_GUMSTIX(); + break; + case GUMSTIX_ARBOR43C: + printf("Recognized Arbor43C expansion board (rev %d %s)\n", + expansion_config.revision, + expansion_config.fab_revision); + MUX_GUMSTIX(); + MUX_ARBOR43C(); setenv("defaultdisplay", "lcd43"); break; case ETTUS_USRP_E: printf("Recognized Ettus Research USRP-E (rev %d %s)\n", expansion_config.revision, expansion_config.fab_revision); + MUX_GUMSTIX(); MUX_USRP_E(); setenv("defaultdisplay", "dvi"); break; case GUMSTIX_NO_EEPROM: - printf("No EEPROM on expansion board\n"); + case GUMSTIX_EMPTY_EEPROM: + puts("No or empty EEPROM on expansion board\n"); + MUX_GUMSTIX(); + setenv("expansionname", "tobi"); break; default: - printf("Unrecognized expansion board\n"); + printf("Unrecognized expansion board 0x%08x\n", expansion_id); + break; } if (expansion_config.content == 1) @@ -280,6 +384,11 @@ int misc_init_r(void) dieid_num_r(); + if (get_cpu_family() == CPU_OMAP34XX) + setenv("boardname", "overo"); + else + setenv("boardname", "overo-storm"); + return 0; } @@ -294,7 +403,18 @@ void set_muxconf_regs(void) MUX_OVERO(); } -#if defined(CONFIG_CMD_NET) +#if defined(CONFIG_CMD_NET) && !defined(CONFIG_SPL_BUILD) +/* GPMC definitions for LAN9221 chips on Tobi expansion boards */ +static const u32 gpmc_lan_config[] = { + NET_LAN9221_GPMC_CONFIG1, + NET_LAN9221_GPMC_CONFIG2, + NET_LAN9221_GPMC_CONFIG3, + NET_LAN9221_GPMC_CONFIG4, + NET_LAN9221_GPMC_CONFIG5, + NET_LAN9221_GPMC_CONFIG6, + /*CONFIG7- computed as params */ +}; + /* * Routine: setup_net_chip * Description: Setting up the configuration GPMC registers specific to the @@ -304,10 +424,6 @@ static void setup_net_chip(void) { struct ctrl *ctrl_base = (struct ctrl *)OMAP34XX_CTRL_BASE; - /* first lan chip */ - enable_gpmc_cs_config(gpmc_lan_config, &gpmc_cfg->cs[5], 0x2C000000, - GPMC_SIZE_16M); - /* Enable off mode for NWE in PADCONF_GPMC_NWE register */ writew(readw(&ctrl_base ->gpmc_nwe) | 0x0E00, &ctrl_base->gpmc_nwe); /* Enable off mode for NOE in PADCONF_GPMC_NADV_ALE register */ @@ -315,7 +431,14 @@ static void setup_net_chip(void) /* Enable off mode for ALE in PADCONF_GPMC_NADV_ALE register */ writew(readw(&ctrl_base->gpmc_nadv_ale) | 0x0E00, &ctrl_base->gpmc_nadv_ale); +} +/* + * Routine: reset_net_chip + * Description: Reset the Ethernet hardware. + */ +static void reset_net_chip(void) +{ /* Make GPIO 64 as output pin and send a magic pulse through it */ if (!gpio_request(64, "")) { gpio_direction_output(64, 0); @@ -326,21 +449,82 @@ static void setup_net_chip(void) gpio_set_value(64, 1); } } -#endif int board_eth_init(bd_t *bis) { + unsigned int expansion_id; int rc = 0; + #ifdef CONFIG_SMC911X - rc = smc911x_initialize(0, CONFIG_SMC911X_BASE); + expansion_id = get_expansion_id(); + switch (expansion_id) { + case GUMSTIX_TOBI_DUO: + /* second lan chip */ + enable_gpmc_cs_config(gpmc_lan_config, &gpmc_cfg->cs[4], + 0x2B000000, GPMC_SIZE_16M); + /* no break */ + case GUMSTIX_TOBI: + case GUMSTIX_CHESTNUT43: + case GUMSTIX_STAGECOACH: + case GUMSTIX_NO_EEPROM: + case GUMSTIX_EMPTY_EEPROM: + /* first lan chip */ + enable_gpmc_cs_config(gpmc_lan_config, &gpmc_cfg->cs[5], + 0x2C000000, GPMC_SIZE_16M); + + setup_net_chip(); + reset_net_chip(); + + rc = smc911x_initialize(0, CONFIG_SMC911X_BASE); + break; + default: + break; + } #endif + return rc; } +#endif -#ifdef CONFIG_GENERIC_MMC +#if defined(CONFIG_GENERIC_MMC) && !defined(CONFIG_SPL_BUILD) int board_mmc_init(bd_t *bis) { - omap_mmc_init(0); - return 0; + return omap_mmc_init(0, 0, 0, -1, -1); +} +#endif + +#if defined(CONFIG_GENERIC_MMC) +void board_mmc_power_init(void) +{ + twl4030_power_mmc_init(0); } #endif + +#if defined(CONFIG_USB_EHCI) && !defined(CONFIG_SPL_BUILD) +static struct omap_usbhs_board_data usbhs_bdata = { + .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED, + .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY, + .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED +}; + +#define GUMSTIX_GPIO_USBH_CPEN 168 +int ehci_hcd_init(int index, enum usb_init_type init, + struct ehci_hccr **hccr, struct ehci_hcor **hcor) +{ + /* Enable USB power */ + if (!gpio_request(GUMSTIX_GPIO_USBH_CPEN, "usbh_cpen")) + gpio_direction_output(GUMSTIX_GPIO_USBH_CPEN, 1); + + return omap_ehci_hcd_init(index, &usbhs_bdata, hccr, hcor); +} + +int ehci_hcd_stop(void) +{ + /* Disable USB power */ + gpio_set_value(GUMSTIX_GPIO_USBH_CPEN, 0); + gpio_free(GUMSTIX_GPIO_USBH_CPEN); + + return omap_ehci_hcd_stop(); +} + +#endif /* CONFIG_USB_EHCI */