board/logicpd/omap3som/omap3logic.c - manifest_repos/u-boot - Git at Google

 // SPDX-License-Identifier: GPL-2.0+
 /*
  * (C) Copyright 2011
  * Logic Product Development <www.logicpd.com>
  *
  * Author :
  *	Peter Barada <peter.barada@logicpd.com>
  *
  * Derived from Beagle Board and 3430 SDP code by
  *	Richard Woodruff <r-woodruff2@ti.com>
  *	Syed Mohammed Khasim <khasim@ti.com>
  */
 #include <common.h>
 #include <dm.h>
 #include <ns16550.h>
 #include <netdev.h>
 #include <flash.h>
 #include <nand.h>
 #include <i2c.h>
 #include <twl4030.h>
 #include <asm/io.h>
 #include <asm/arch/mmc_host_def.h>
 #include <asm/arch/mux.h>
 #include <asm/arch/mem.h>
 #include <asm/arch/sys_proto.h>
 #include <asm/gpio.h>
 #include <asm/omap_mmc.h>
 #include <asm/mach-types.h>
 #include <linux/mtd/rawnand.h>
 #include <asm/omap_musb.h>
 #include <linux/errno.h>
 #include <linux/usb/ch9.h>
 #include <linux/usb/gadget.h>
 #include <linux/usb/musb.h>
 #include "omap3logic.h"
 #ifdef CONFIG_USB_EHCI_HCD
 #include <usb.h>
 #include <asm/ehci-omap.h>
 #endif

 DECLARE_GLOBAL_DATA_PTR;

 #define LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG1	0x00011203
 #define LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG2	0x000A1302
 #define LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG3	0x000F1302
 #define LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG4	0x0A021303
 #define LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG5	0x00120F18
 #define LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG6	0x0A030000
 #define LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG7	0x00000C50

 #define LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG1	0x00011203
 #define LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG2	0x00091102
 #define LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG3	0x000D1102
 #define LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG4	0x09021103
 #define LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG5	0x00100D15
 #define LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG6	0x09030000
 #define LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG7	0x00000C50

 /* This is only needed until SPL gets OF support */
 #ifdef CONFIG_SPL_BUILD
 static const struct ns16550_platdata omap3logic_serial = {
 	.base = OMAP34XX_UART1,
 	.reg_shift = 2,
 	.clock = V_NS16550_CLK,
 	.fcr = UART_FCR_DEFVAL,
 };

 U_BOOT_DEVICE(omap3logic_uart) = {
 	"omap_serial",
 	&omap3logic_serial
 };

 static const struct omap_hsmmc_plat omap3_logic_mmc0_platdata = {
 	.base_addr = (struct hsmmc *)OMAP_HSMMC1_BASE,
 	.cfg.host_caps = MMC_MODE_HS_52MHz | MMC_MODE_HS | MMC_MODE_4BIT,
 	.cfg.f_min = 400000,
 	.cfg.f_max = 52000000,
 	.cfg.voltages = MMC_VDD_32_33 | MMC_VDD_33_34 | MMC_VDD_165_195,
 	.cfg.b_max = CONFIG_SYS_MMC_MAX_BLK_COUNT,
 };

 U_BOOT_DEVICE(omap3_logic_mmc0) = {
 	.name = "omap_hsmmc",
 	.platdata = &omap3_logic_mmc0_platdata,
 };

 #endif

 #ifdef CONFIG_SPL_OS_BOOT
 int spl_start_uboot(void)
 {
 	/* break into full u-boot on 'c' */
 	return serial_tstc() && serial_getc() == 'c';
 }
 #endif

 #if defined(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 the first bank.  This
  * provides the timing values back to the function that configures
  * the memory.
  */
 void get_board_mem_timings(struct board_sdrc_timings *timings)
 {
 	timings->mr = MICRON_V_MR_165;

 	if (get_cpu_family() == CPU_OMAP36XX) {
 		/* 200 MHz works for OMAP36/DM37 */
 		/* 256MB DDR */
 		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;
 	} else {
 		/* 165 MHz works for OMAP35 */
 		timings->mcfg = MICRON_V_MCFG_165(256 << 20);
 		timings->ctrla = MICRON_V_ACTIMA_165;
 		timings->ctrlb = MICRON_V_ACTIMB_165;
 		timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_165MHz;
 	}
 }

 #define GPMC_NAND_COMMAND_0 (OMAP34XX_GPMC_BASE + 0x7c)
 #define GPMC_NAND_DATA_0 (OMAP34XX_GPMC_BASE + 0x84)
 #define GPMC_NAND_ADDRESS_0 (OMAP34XX_GPMC_BASE + 0x80)

 void spl_board_prepare_for_linux(void)
 {
 	/* The Micron NAND starts locked which
 	 * prohibits mounting the NAND as RW
 	 * The following commands are what unlocks
 	 * the NAND to become RW Falcon Mode does not
 	 * have as many smarts as U-Boot, but Logic PD
 	 * only makes NAND with 512MB so these hard coded
 	 * values should work for all current models
 	 */

 	writeb(0x70, GPMC_NAND_COMMAND_0);
 	writeb(-1, GPMC_NAND_DATA_0);
 	writeb(0x7a, GPMC_NAND_COMMAND_0);
 	writeb(0x00, GPMC_NAND_ADDRESS_0);
 	writeb(0x00, GPMC_NAND_ADDRESS_0);
 	writeb(0x00, GPMC_NAND_ADDRESS_0);
 	writeb(-1, GPMC_NAND_COMMAND_0);

 	/* Begin address 0 */
 	writeb(NAND_CMD_UNLOCK1, 0x6e00007c);
 	writeb(0x00, GPMC_NAND_ADDRESS_0);
 	writeb(0x00, GPMC_NAND_ADDRESS_0);
 	writeb(0x00, GPMC_NAND_ADDRESS_0);
 	writeb(-1, GPMC_NAND_DATA_0);

 	/* Ending address at the end of Flash */
 	writeb(NAND_CMD_UNLOCK2, GPMC_NAND_COMMAND_0);
 	writeb(0xc0, GPMC_NAND_ADDRESS_0);
 	writeb(0xff, GPMC_NAND_ADDRESS_0);
 	writeb(0x03, GPMC_NAND_ADDRESS_0);
 	writeb(-1, GPMC_NAND_DATA_0);
 	writeb(0x79, GPMC_NAND_COMMAND_0);
 	writeb(-1, GPMC_NAND_DATA_0);
 	writeb(-1, GPMC_NAND_DATA_0);
 }
 #endif

 /*
  * Routine: misc_init_r
  * Description: Configure board specific parts
  */
 int misc_init_r(void)
 {
 	twl4030_power_init();
 	omap_die_id_display();
 	return 0;
 }

 #if defined(CONFIG_FLASH_CFI_DRIVER)
 static const u32 gpmc_dm37_c2nor_config[] = {
 	LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG1,
 	LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG2,
 	LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG3,
 	LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG4,
 	LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG5,
 	LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG6,
 	LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG7
 };

 static const u32 gpmc_omap35_c2nor_config[] = {
 	LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG1,
 	LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG2,
 	LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG3,
 	LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG4,
 	LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG5,
 	LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG6,
 	LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG7
 };
 #endif

 /*
  * Routine: board_init
  * Description: Early hardware init.
  */
 int board_init(void)
 {
 	gpmc_init(); /* in SRAM or SDRAM, finish GPMC */

 	/* boot param addr */
 	gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
 #if defined(CONFIG_FLASH_CFI_DRIVER)
 	if (get_cpu_family() == CPU_OMAP36XX) {
 		/* Enable CS2 for NOR Flash */
 		enable_gpmc_cs_config(gpmc_dm37_c2nor_config, &gpmc_cfg->cs[2],
 				      0x10000000, GPMC_SIZE_64M);
 	} else {
 		enable_gpmc_cs_config(gpmc_omap35_c2nor_config, &gpmc_cfg->cs[2],
 				      0x10000000, GPMC_SIZE_64M);
 	}
 #endif
 	return 0;
 }

 #ifdef CONFIG_BOARD_LATE_INIT

 static void unlock_nand(void)
 {
 	int dev = nand_curr_device;
 	struct mtd_info *mtd;

 	mtd = get_nand_dev_by_index(dev);
 	nand_unlock(mtd, 0, mtd->size, 0);
 }

 int board_late_init(void)
 {
 #ifdef CONFIG_CMD_NAND_LOCK_UNLOCK
 	unlock_nand();
 #endif
 	return 0;
 }
 #endif

 #if defined(CONFIG_MMC)
 void board_mmc_power_init(void)
 {
 	twl4030_power_mmc_init(0);
 }
 #endif

 #ifdef CONFIG_SMC911X
 /* GPMC CS1 settings for Logic SOM LV/Torpedo LAN92xx Ethernet chip */
 static const u32 gpmc_lan92xx_config[] = {
 	NET_LAN92XX_GPMC_CONFIG1,
 	NET_LAN92XX_GPMC_CONFIG2,
 	NET_LAN92XX_GPMC_CONFIG3,
 	NET_LAN92XX_GPMC_CONFIG4,
 	NET_LAN92XX_GPMC_CONFIG5,
 	NET_LAN92XX_GPMC_CONFIG6,
 };

 int board_eth_init(bd_t *bis)
 {
 	enable_gpmc_cs_config(gpmc_lan92xx_config, &gpmc_cfg->cs[1],
 			CONFIG_SMC911X_BASE, GPMC_SIZE_16M);

 	return smc911x_initialize(0, CONFIG_SMC911X_BASE);
 }
 #endif
	// SPDX-License-Identifier: GPL-2.0+
	/*
	* (C) Copyright 2011
	* Logic Product Development <www.logicpd.com>
	*
	* Author :
	* Peter Barada <peter.barada@logicpd.com>
	*
	* Derived from Beagle Board and 3430 SDP code by
	* Richard Woodruff <r-woodruff2@ti.com>
	* Syed Mohammed Khasim <khasim@ti.com>
	*/
	#include <common.h>
	#include <dm.h>
	#include <ns16550.h>
	#include <netdev.h>
	#include <flash.h>
	#include <nand.h>
	#include <i2c.h>
	#include <twl4030.h>
	#include <asm/io.h>
	#include <asm/arch/mmc_host_def.h>
	#include <asm/arch/mux.h>
	#include <asm/arch/mem.h>
	#include <asm/arch/sys_proto.h>
	#include <asm/gpio.h>
	#include <asm/omap_mmc.h>
	#include <asm/mach-types.h>
	#include <linux/mtd/rawnand.h>
	#include <asm/omap_musb.h>
	#include <linux/errno.h>
	#include <linux/usb/ch9.h>
	#include <linux/usb/gadget.h>
	#include <linux/usb/musb.h>
	#include "omap3logic.h"
	#ifdef CONFIG_USB_EHCI_HCD
	#include <usb.h>
	#include <asm/ehci-omap.h>
	#endif

	DECLARE_GLOBAL_DATA_PTR;

	#define LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG1 0x00011203
	#define LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG2 0x000A1302
	#define LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG3 0x000F1302
	#define LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG4 0x0A021303
	#define LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG5 0x00120F18
	#define LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG6 0x0A030000
	#define LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG7 0x00000C50

	#define LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG1 0x00011203
	#define LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG2 0x00091102
	#define LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG3 0x000D1102
	#define LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG4 0x09021103
	#define LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG5 0x00100D15
	#define LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG6 0x09030000
	#define LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG7 0x00000C50

	/* This is only needed until SPL gets OF support */
	#ifdef CONFIG_SPL_BUILD
	static const struct ns16550_platdata omap3logic_serial = {
	.base = OMAP34XX_UART1,
	.reg_shift = 2,
	.clock = V_NS16550_CLK,
	.fcr = UART_FCR_DEFVAL,
	};

	U_BOOT_DEVICE(omap3logic_uart) = {
	"omap_serial",
	&omap3logic_serial
	};

	static const struct omap_hsmmc_plat omap3_logic_mmc0_platdata = {
	.base_addr = (struct hsmmc *)OMAP_HSMMC1_BASE,
	.cfg.host_caps = MMC_MODE_HS_52MHz \| MMC_MODE_HS \| MMC_MODE_4BIT,
	.cfg.f_min = 400000,
	.cfg.f_max = 52000000,
	.cfg.voltages = MMC_VDD_32_33 \| MMC_VDD_33_34 \| MMC_VDD_165_195,
	.cfg.b_max = CONFIG_SYS_MMC_MAX_BLK_COUNT,
	};

	U_BOOT_DEVICE(omap3_logic_mmc0) = {
	.name = "omap_hsmmc",
	.platdata = &omap3_logic_mmc0_platdata,
	};

	#endif

	#ifdef CONFIG_SPL_OS_BOOT
	int spl_start_uboot(void)
	{
	/* break into full u-boot on 'c' */
	return serial_tstc() && serial_getc() == 'c';
	}
	#endif

	#if defined(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 the first bank. This
	* provides the timing values back to the function that configures
	* the memory.
	*/
	void get_board_mem_timings(struct board_sdrc_timings *timings)
	{
	timings->mr = MICRON_V_MR_165;

	if (get_cpu_family() == CPU_OMAP36XX) {
	/* 200 MHz works for OMAP36/DM37 */
	/* 256MB DDR */
	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;
	} else {
	/* 165 MHz works for OMAP35 */
	timings->mcfg = MICRON_V_MCFG_165(256 << 20);
	timings->ctrla = MICRON_V_ACTIMA_165;
	timings->ctrlb = MICRON_V_ACTIMB_165;
	timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_165MHz;
	}
	}

	#define GPMC_NAND_COMMAND_0 (OMAP34XX_GPMC_BASE + 0x7c)
	#define GPMC_NAND_DATA_0 (OMAP34XX_GPMC_BASE + 0x84)
	#define GPMC_NAND_ADDRESS_0 (OMAP34XX_GPMC_BASE + 0x80)

	void spl_board_prepare_for_linux(void)
	{
	/* The Micron NAND starts locked which
	* prohibits mounting the NAND as RW
	* The following commands are what unlocks
	* the NAND to become RW Falcon Mode does not
	* have as many smarts as U-Boot, but Logic PD
	* only makes NAND with 512MB so these hard coded
	* values should work for all current models
	*/

	writeb(0x70, GPMC_NAND_COMMAND_0);
	writeb(-1, GPMC_NAND_DATA_0);
	writeb(0x7a, GPMC_NAND_COMMAND_0);
	writeb(0x00, GPMC_NAND_ADDRESS_0);
	writeb(0x00, GPMC_NAND_ADDRESS_0);
	writeb(0x00, GPMC_NAND_ADDRESS_0);
	writeb(-1, GPMC_NAND_COMMAND_0);

	/* Begin address 0 */
	writeb(NAND_CMD_UNLOCK1, 0x6e00007c);
	writeb(0x00, GPMC_NAND_ADDRESS_0);
	writeb(0x00, GPMC_NAND_ADDRESS_0);
	writeb(0x00, GPMC_NAND_ADDRESS_0);
	writeb(-1, GPMC_NAND_DATA_0);

	/* Ending address at the end of Flash */
	writeb(NAND_CMD_UNLOCK2, GPMC_NAND_COMMAND_0);
	writeb(0xc0, GPMC_NAND_ADDRESS_0);
	writeb(0xff, GPMC_NAND_ADDRESS_0);
	writeb(0x03, GPMC_NAND_ADDRESS_0);
	writeb(-1, GPMC_NAND_DATA_0);
	writeb(0x79, GPMC_NAND_COMMAND_0);
	writeb(-1, GPMC_NAND_DATA_0);
	writeb(-1, GPMC_NAND_DATA_0);
	}
	#endif

	/*
	* Routine: misc_init_r
	* Description: Configure board specific parts
	*/
	int misc_init_r(void)
	{
	twl4030_power_init();
	omap_die_id_display();
	return 0;
	}

	#if defined(CONFIG_FLASH_CFI_DRIVER)
	static const u32 gpmc_dm37_c2nor_config[] = {
	LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG1,
	LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG2,
	LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG3,
	LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG4,
	LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG5,
	LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG6,
	LOGIC_MT28_DM37_ASYNC_GPMC_CONFIG7
	};

	static const u32 gpmc_omap35_c2nor_config[] = {
	LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG1,
	LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG2,
	LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG3,
	LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG4,
	LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG5,
	LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG6,
	LOGIC_MT28_OMAP35_ASYNC_GPMC_CONFIG7
	};
	#endif

	/*
	* Routine: board_init
	* Description: Early hardware init.
	*/
	int board_init(void)
	{
	gpmc_init(); /* in SRAM or SDRAM, finish GPMC */

	/* boot param addr */
	gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
	#if defined(CONFIG_FLASH_CFI_DRIVER)
	if (get_cpu_family() == CPU_OMAP36XX) {
	/* Enable CS2 for NOR Flash */
	enable_gpmc_cs_config(gpmc_dm37_c2nor_config, &gpmc_cfg->cs[2],
	0x10000000, GPMC_SIZE_64M);
	} else {
	enable_gpmc_cs_config(gpmc_omap35_c2nor_config, &gpmc_cfg->cs[2],
	0x10000000, GPMC_SIZE_64M);
	}
	#endif
	return 0;
	}

	#ifdef CONFIG_BOARD_LATE_INIT

	static void unlock_nand(void)
	{
	int dev = nand_curr_device;
	struct mtd_info *mtd;

	mtd = get_nand_dev_by_index(dev);
	nand_unlock(mtd, 0, mtd->size, 0);
	}

	int board_late_init(void)
	{
	#ifdef CONFIG_CMD_NAND_LOCK_UNLOCK
	unlock_nand();
	#endif
	return 0;
	}
	#endif

	#if defined(CONFIG_MMC)
	void board_mmc_power_init(void)
	{
	twl4030_power_mmc_init(0);
	}
	#endif

	#ifdef CONFIG_SMC911X
	/* GPMC CS1 settings for Logic SOM LV/Torpedo LAN92xx Ethernet chip */
	static const u32 gpmc_lan92xx_config[] = {
	NET_LAN92XX_GPMC_CONFIG1,
	NET_LAN92XX_GPMC_CONFIG2,
	NET_LAN92XX_GPMC_CONFIG3,
	NET_LAN92XX_GPMC_CONFIG4,
	NET_LAN92XX_GPMC_CONFIG5,
	NET_LAN92XX_GPMC_CONFIG6,
	};

	int board_eth_init(bd_t *bis)
	{
	enable_gpmc_cs_config(gpmc_lan92xx_config, &gpmc_cfg->cs[1],
	CONFIG_SMC911X_BASE, GPMC_SIZE_16M);

	return smc911x_initialize(0, CONFIG_SMC911X_BASE);
	}
	#endif