diff options
52 files changed, 465 insertions, 682 deletions
@@ -2040,6 +2040,42 @@ CBFS (Coreboot Filesystem) support - CONFIG_SYS_RCAR_I2C3_SPEED for for the speed channel 3 - CONFIF_SYS_RCAR_I2C_NUM_CONTROLLERS for number of i2c buses + - drivers/i2c/sh_i2c.c: + - activate this driver with CONFIG_SYS_I2C_SH + - This driver adds from 2 to 5 i2c buses + + - CONFIG_SYS_I2C_SH_BASE0 for setting the register channel 0 + - CONFIG_SYS_I2C_SH_SPEED0 for for the speed channel 0 + - CONFIG_SYS_I2C_SH_BASE1 for setting the register channel 1 + - CONFIG_SYS_I2C_SH_SPEED1 for for the speed channel 1 + - CONFIG_SYS_I2C_SH_BASE2 for setting the register channel 2 + - CONFIG_SYS_I2C_SH_SPEED2 for for the speed channel 2 + - CONFIG_SYS_I2C_SH_BASE3 for setting the register channel 3 + - CONFIG_SYS_I2C_SH_SPEED3 for for the speed channel 3 + - CONFIG_SYS_I2C_SH_BASE4 for setting the register channel 4 + - CONFIG_SYS_I2C_SH_SPEED4 for for the speed channel 4 + - CONFIG_SYS_I2C_SH_BASE5 for setting the register channel 5 + - CONFIG_SYS_I2C_SH_SPEED5 for for the speed channel 5 + - CONFIF_SYS_I2C_SH_NUM_CONTROLLERS for nummber of i2c buses + + - drivers/i2c/omap24xx_i2c.c + - activate this driver with CONFIG_SYS_I2C_OMAP24XX + - CONFIG_SYS_OMAP24_I2C_SPEED speed channel 0 + - CONFIG_SYS_OMAP24_I2C_SLAVE slave addr channel 0 + - CONFIG_SYS_OMAP24_I2C_SPEED1 speed channel 1 + - CONFIG_SYS_OMAP24_I2C_SLAVE1 slave addr channel 1 + - CONFIG_SYS_OMAP24_I2C_SPEED2 speed channel 2 + - CONFIG_SYS_OMAP24_I2C_SLAVE2 slave addr channel 2 + - CONFIG_SYS_OMAP24_I2C_SPEED3 speed channel 3 + - CONFIG_SYS_OMAP24_I2C_SLAVE3 slave addr channel 3 + - CONFIG_SYS_OMAP24_I2C_SPEED4 speed channel 4 + - CONFIG_SYS_OMAP24_I2C_SLAVE4 slave addr channel 4 + + - drivers/i2c/zynq_i2c.c + - activate this driver with CONFIG_SYS_I2C_ZYNQ + - set CONFIG_SYS_I2C_ZYNQ_SPEED for speed setting + - set CONFIG_SYS_I2C_ZYNQ_SLAVE for slave addr + additional defines: CONFIG_SYS_NUM_I2C_BUSES diff --git a/arch/arm/cpu/armv7/omap-common/clocks-common.c b/arch/arm/cpu/armv7/omap-common/clocks-common.c index bb77b5c..dfa3760 100644 --- a/arch/arm/cpu/armv7/omap-common/clocks-common.c +++ b/arch/arm/cpu/armv7/omap-common/clocks-common.c @@ -779,7 +779,8 @@ void gpi2c_init(void) static int gpi2c = 1; if (gpi2c) { - i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); + i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, + CONFIG_SYS_OMAP24_I2C_SLAVE); gpi2c = 0; } } diff --git a/arch/arm/cpu/armv7/omap-common/u-boot-spl.lds b/arch/arm/cpu/armv7/omap-common/u-boot-spl.lds index 5e93b34..989083c 100644 --- a/arch/arm/cpu/armv7/omap-common/u-boot-spl.lds +++ b/arch/arm/cpu/armv7/omap-common/u-boot-spl.lds @@ -33,6 +33,10 @@ SECTIONS .data : { *(SORT_BY_ALIGNMENT(.data*)) } >.sram . = ALIGN(4); + .u_boot_list : { + KEEP(*(SORT(.u_boot_list*))); + } >.sram + . = ALIGN(4); __image_copy_end = .; _end = .; diff --git a/arch/arm/cpu/armv7/omap3/board.c b/arch/arm/cpu/armv7/omap3/board.c index 7d1f8d9..2922816 100644 --- a/arch/arm/cpu/armv7/omap3/board.c +++ b/arch/arm/cpu/armv7/omap3/board.c @@ -98,7 +98,7 @@ void spl_board_init(void) gpmc_init(); #endif #ifdef CONFIG_SPL_I2C_SUPPORT - i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); + i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE); #endif } #endif /* CONFIG_SPL_BUILD */ diff --git a/arch/arm/cpu/armv7/omap3/clock.c b/arch/arm/cpu/armv7/omap3/clock.c index 9f989ff..14fc7e8 100644 --- a/arch/arm/cpu/armv7/omap3/clock.c +++ b/arch/arm/cpu/armv7/omap3/clock.c @@ -708,7 +708,7 @@ void per_clocks_enable(void) sr32(&prcm_base->iclken_per, 17, 1, 1); #endif -#ifdef CONFIG_DRIVER_OMAP34XX_I2C +#ifdef CONFIG_SYS_I2C_OMAP34XX /* Turn on all 3 I2C clocks */ sr32(&prcm_base->fclken1_core, 15, 3, 0x7); sr32(&prcm_base->iclken1_core, 15, 3, 0x7); /* I2C1,2,3 = on */ diff --git a/arch/arm/include/asm/arch-am33xx/i2c.h b/arch/arm/include/asm/arch-am33xx/i2c.h index 8bfa53f..8642c8f 100644 --- a/arch/arm/include/asm/arch-am33xx/i2c.h +++ b/arch/arm/include/asm/arch-am33xx/i2c.h @@ -4,8 +4,8 @@ * * SPDX-License-Identifier: GPL-2.0+ */ -#ifndef _I2C_H_ -#define _I2C_H_ +#ifndef _I2C_AM33XX_H_ +#define _I2C_AM33XX_H_ #define I2C_BASE1 0x44E0B000 #define I2C_BASE2 0x4802A000 @@ -62,4 +62,4 @@ struct i2c { #define I2C_IP_CLK 48000000 #define I2C_INTERNAL_SAMPLING_CLK 12000000 -#endif /* _I2C_H_ */ +#endif /* _I2C_AM33XX_H_ */ diff --git a/board/compulab/cm_t35/cm_t35.c b/board/compulab/cm_t35/cm_t35.c index 9f2937a..bc8e0ca 100644 --- a/board/compulab/cm_t35/cm_t35.c +++ b/board/compulab/cm_t35/cm_t35.c @@ -482,7 +482,7 @@ static void setup_net_chip_gmpc(void) &ctrl_base->gpmc_nadv_ale); } -#ifdef CONFIG_DRIVER_OMAP34XX_I2C +#ifdef CONFIG_SYS_I2C_OMAP34XX /* * Routine: reset_net_chip * Description: reset the Ethernet controller via TPS65930 GPIO diff --git a/board/compulab/common/Makefile b/board/compulab/common/Makefile index 831be2e..6d7d068 100644 --- a/board/compulab/common/Makefile +++ b/board/compulab/common/Makefile @@ -6,5 +6,5 @@ # SPDX-License-Identifier: GPL-2.0+ # -obj-$(CONFIG_DRIVER_OMAP34XX_I2C) += eeprom.o +obj-$(CONFIG_SYS_I2C_OMAP34XX) += eeprom.o obj-$(CONFIG_LCD) += omap3_display.o diff --git a/board/compulab/common/eeprom.h b/board/compulab/common/eeprom.h index cf8c302..e871629 100644 --- a/board/compulab/common/eeprom.h +++ b/board/compulab/common/eeprom.h @@ -10,7 +10,7 @@ #ifndef _EEPROM_ #define _EEPROM_ -#ifdef CONFIG_DRIVER_OMAP34XX_I2C +#ifdef CONFIG_SYS_I2C_OMAP34XX int cl_eeprom_read_mac_addr(uchar *buf); u32 cl_eeprom_get_board_rev(void); #else diff --git a/board/kmc/kzm9g/kzm9g.c b/board/kmc/kzm9g/kzm9g.c index b669ffe..ea36fa4 100644 --- a/board/kmc/kzm9g/kzm9g.c +++ b/board/kmc/kzm9g/kzm9g.c @@ -289,7 +289,6 @@ void adjust_core_voltage(void) { u8 data; - i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); data = 0x35; i2c_set_bus_num(0); i2c_write(0x40, 3, 1, &data, 1); diff --git a/board/logicpd/am3517evm/am3517evm.c b/board/logicpd/am3517evm/am3517evm.c index b6c68da..1569905 100644 --- a/board/logicpd/am3517evm/am3517evm.c +++ b/board/logicpd/am3517evm/am3517evm.c @@ -98,8 +98,8 @@ static void am3517_evm_musb_init(void) */ int misc_init_r(void) { -#ifdef CONFIG_DRIVER_OMAP34XX_I2C - i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); +#ifdef CONFIG_SYS_I2C_OMAP34XX + i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE); #endif dieid_num_r(); diff --git a/board/overo/overo.c b/board/overo/overo.c index aace42a..9ac35d2 100644 --- a/board/overo/overo.c +++ b/board/overo/overo.c @@ -92,7 +92,7 @@ int get_board_revision(void) { int revision; -#ifdef CONFIG_DRIVER_OMAP34XX_I2C +#ifdef CONFIG_SYS_I2C_OMAP34XX unsigned char data; /* board revisions <= R2410 connect 4030 irq_1 to gpio112 */ diff --git a/board/phytec/pcm051/board.c b/board/phytec/pcm051/board.c index dafb1eb..034886a 100644 --- a/board/phytec/pcm051/board.c +++ b/board/phytec/pcm051/board.c @@ -91,7 +91,7 @@ void set_mux_conf_regs(void) { /* Initalize the board header */ enable_i2c0_pin_mux(); - i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); + i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE); enable_board_pin_mux(); } @@ -108,7 +108,7 @@ void sdram_init(void) */ int board_init(void) { - i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); + i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE); gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; diff --git a/board/renesas/ecovec/ecovec.c b/board/renesas/ecovec/ecovec.c index e2d365a..fb4acf3 100644 --- a/board/renesas/ecovec/ecovec.c +++ b/board/renesas/ecovec/ecovec.c @@ -57,8 +57,7 @@ int board_late_init(void) outl(inl(MSTPCR2) & ~0x10000000, MSTPCR2); - i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); - i2c_set_bus_num(CONFIG_SYS_I2C_MODULE); /* Use I2C 1 */ + i2c_set_bus_num(1); /* Use I2C 1 */ /* Read MAC address */ i2c_read(0x50, 0x10, 0, mac, 6); diff --git a/board/siemens/common/board.c b/board/siemens/common/board.c index 6279c32..32d2ee4 100644 --- a/board/siemens/common/board.c +++ b/board/siemens/common/board.c @@ -42,7 +42,7 @@ void set_mux_conf_regs(void) { /* Initalize the board header */ enable_i2c0_pin_mux(); - i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); + i2c_set_bus_num(0); if (read_eeprom() < 0) puts("Could not get board ID.\n"); @@ -67,7 +67,7 @@ int board_init(void) #if defined(CONFIG_HW_WATCHDOG) hw_watchdog_init(); #endif /* defined(CONFIG_HW_WATCHDOG) */ - i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); + i2c_set_bus_num(0); if (read_eeprom() < 0) puts("Could not get board ID.\n"); diff --git a/board/ti/am335x/board.c b/board/ti/am335x/board.c index 57fedab..8edd21b 100644 --- a/board/ti/am335x/board.c +++ b/board/ti/am335x/board.c @@ -397,7 +397,7 @@ const struct dpll_params *get_dpll_ddr_params(void) struct am335x_baseboard_id header; enable_i2c0_pin_mux(); - i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); + i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE); if (read_eeprom(&header) < 0) puts("Could not get board ID.\n"); diff --git a/board/ti/am3517crane/am3517crane.c b/board/ti/am3517crane/am3517crane.c index 5eb97ff..a649697 100644 --- a/board/ti/am3517crane/am3517crane.c +++ b/board/ti/am3517crane/am3517crane.c @@ -43,8 +43,8 @@ int board_init(void) */ int misc_init_r(void) { -#ifdef CONFIG_DRIVER_OMAP34XX_I2C - i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); +#ifdef CONFIG_SYS_I2C_OMAP34XX + i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE); #endif dieid_num_r(); diff --git a/board/ti/evm/evm.c b/board/ti/evm/evm.c index c71c218..81dd081 100644 --- a/board/ti/evm/evm.c +++ b/board/ti/evm/evm.c @@ -146,8 +146,8 @@ void get_board_mem_timings(struct board_sdrc_timings *timings) int misc_init_r(void) { -#ifdef CONFIG_DRIVER_OMAP34XX_I2C - i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); +#ifdef CONFIG_SYS_I2C_OMAP34XX + i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE); #endif #if defined(CONFIG_CMD_NET) diff --git a/common/cmd_eeprom.c b/common/cmd_eeprom.c index ef694d8..02539c4 100644 --- a/common/cmd_eeprom.c +++ b/common/cmd_eeprom.c @@ -161,7 +161,7 @@ int eeprom_read (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cnt #if defined(CONFIG_SPI) && !defined(CONFIG_ENV_EEPROM_IS_ON_I2C) spi_read (addr, alen, buffer, len); #else - if (i2c_read (addr[0], offset, alen-1, buffer, len) != 0) + if (i2c_read (addr[0], addr[1], alen-1, buffer, len) != 0) rcode = 1; #endif buffer += len; @@ -339,7 +339,7 @@ int eeprom_write (unsigned dev_addr, unsigned offset, uchar *buffer, unsigned cn /* Write is enabled ... now write eeprom value. */ #endif - if (i2c_write (addr[0], offset, alen-1, buffer, len) != 0) + if (i2c_write (addr[0], addr[1], alen-1, buffer, len) != 0) rcode = 1; #endif diff --git a/drivers/i2c/Makefile b/drivers/i2c/Makefile index 5280bb3..553b519 100644 --- a/drivers/i2c/Makefile +++ b/drivers/i2c/Makefile @@ -11,21 +11,20 @@ obj-$(CONFIG_DW_I2C) += designware_i2c.o obj-$(CONFIG_I2C_MVTWSI) += mvtwsi.o obj-$(CONFIG_I2C_MV) += mv_i2c.o obj-$(CONFIG_I2C_MXS) += mxs_i2c.o -obj-$(CONFIG_DRIVER_OMAP1510_I2C) += omap1510_i2c.o -obj-$(CONFIG_DRIVER_OMAP24XX_I2C) += omap24xx_i2c.o -obj-$(CONFIG_DRIVER_OMAP34XX_I2C) += omap24xx_i2c.o obj-$(CONFIG_PCA9564_I2C) += pca9564_i2c.o obj-$(CONFIG_DRIVER_S3C24X0_I2C) += s3c24x0_i2c.o obj-$(CONFIG_TSI108_I2C) += tsi108_i2c.o obj-$(CONFIG_U8500_I2C) += u8500_i2c.o -obj-$(CONFIG_SH_I2C) += sh_i2c.o obj-$(CONFIG_SH_SH7734_I2C) += sh_sh7734_i2c.o obj-$(CONFIG_SYS_I2C) += i2c_core.o obj-$(CONFIG_SYS_I2C_FSL) += fsl_i2c.o obj-$(CONFIG_SYS_I2C_FTI2C010) += fti2c010.o obj-$(CONFIG_SYS_I2C_MXC) += mxc_i2c.o +obj-$(CONFIG_SYS_I2C_OMAP24XX) += omap24xx_i2c.o +obj-$(CONFIG_SYS_I2C_OMAP34XX) += omap24xx_i2c.o obj-$(CONFIG_SYS_I2C_PPC4XX) += ppc4xx_i2c.o obj-$(CONFIG_SYS_I2C_RCAR) += rcar_i2c.o +obj-$(CONFIG_SYS_I2C_SH) += sh_i2c.o obj-$(CONFIG_SYS_I2C_SOFT) += soft_i2c.o obj-$(CONFIG_SYS_I2C_TEGRA) += tegra_i2c.o -obj-$(CONFIG_ZYNQ_I2C) += zynq_i2c.o +obj-$(CONFIG_SYS_I2C_ZYNQ) += zynq_i2c.o diff --git a/drivers/i2c/designware_i2c.c b/drivers/i2c/designware_i2c.c index c2f0662..cb2ac04 100644 --- a/drivers/i2c/designware_i2c.c +++ b/drivers/i2c/designware_i2c.c @@ -151,7 +151,19 @@ void i2c_init(int speed, int slaveadd) */ static void i2c_setaddress(unsigned int i2c_addr) { + unsigned int enbl; + + /* Disable i2c */ + enbl = readl(&i2c_regs_p->ic_enable); + enbl &= ~IC_ENABLE_0B; + writel(enbl, &i2c_regs_p->ic_enable); + writel(i2c_addr, &i2c_regs_p->ic_tar); + + /* Enable i2c */ + enbl = readl(&i2c_regs_p->ic_enable); + enbl |= IC_ENABLE_0B; + writel(enbl, &i2c_regs_p->ic_enable); } /* @@ -237,9 +249,6 @@ static int i2c_xfer_finish(void) i2c_flush_rxfifo(); - /* Wait for read/write operation to complete on actual memory */ - udelay(10000); - return 0; } diff --git a/drivers/i2c/mxs_i2c.c b/drivers/i2c/mxs_i2c.c index 46106b7..a298c95 100644 --- a/drivers/i2c/mxs_i2c.c +++ b/drivers/i2c/mxs_i2c.c @@ -150,6 +150,7 @@ int i2c_read(uchar chip, uint addr, int alen, uchar *buffer, int len) { struct mxs_i2c_regs *i2c_regs = (struct mxs_i2c_regs *)MXS_I2C0_BASE; uint32_t tmp = 0; + int timeout = MXS_I2C_MAX_TIMEOUT; int ret; int i; @@ -169,9 +170,17 @@ int i2c_read(uchar chip, uint addr, int alen, uchar *buffer, int len) for (i = 0; i < len; i++) { if (!(i & 3)) { - while (readl(&i2c_regs->hw_i2c_queuestat) & - I2C_QUEUESTAT_RD_QUEUE_EMPTY) - ; + while (--timeout) { + tmp = readl(&i2c_regs->hw_i2c_queuestat); + if (!(tmp & I2C_QUEUESTAT_RD_QUEUE_EMPTY)) + break; + } + + if (!timeout) { + debug("MXS I2C: Failed receiving data!\n"); + return -ETIMEDOUT; + } + tmp = readl(&i2c_regs->hw_i2c_queuedata); } buffer[i] = tmp & 0xff; diff --git a/drivers/i2c/omap1510_i2c.c b/drivers/i2c/omap1510_i2c.c deleted file mode 100644 index f91ee88..0000000 --- a/drivers/i2c/omap1510_i2c.c +++ /dev/null @@ -1,277 +0,0 @@ -/* - * Basic I2C functions - * - * Copyright (c) 2003 Texas Instruments - * - * This package is free software; you can redistribute it and/or - * modify it under the terms of the license found in the file - * named COPYING that should have accompanied this file. - * - * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED - * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. - * - * Author: Jian Zhang jzhang@ti.com, Texas Instruments - * - * Copyright (c) 2003 Wolfgang Denk, wd@denx.de - * Rewritten to fit into the current U-Boot framework - * - */ - -#include <common.h> - -static void wait_for_bb (void); -static u16 wait_for_pin (void); - -void i2c_init (int speed, int slaveadd) -{ - u16 scl; - - if (inw (I2C_CON) & I2C_CON_EN) { - outw (0, I2C_CON); - udelay (5000); - } - - /* 12MHz I2C module clock */ - outw (0, I2C_PSC); - outw (I2C_CON_EN, I2C_CON); - outw (0, I2C_SYSTEST); - /* have to enable intrrupts or OMAP i2c module doesn't work */ - outw (I2C_IE_XRDY_IE | I2C_IE_RRDY_IE | I2C_IE_ARDY_IE | - I2C_IE_NACK_IE | I2C_IE_AL_IE, I2C_IE); - scl = (12000000 / 2) / speed - 6; - outw (scl, I2C_SCLL); - outw (scl, I2C_SCLH); - /* own address */ - outw (slaveadd, I2C_OA); - outw (0, I2C_CNT); - udelay (1000); -} - -static int i2c_read_byte (u8 devaddr, u8 regoffset, u8 * value) -{ - int i2c_error = 0; - u16 status; - - /* wait until bus not busy */ - wait_for_bb (); - - /* one byte only */ - outw (1, I2C_CNT); - /* set slave address */ - outw (devaddr, I2C_SA); - /* no stop bit needed here */ - outw (I2C_CON_EN | I2C_CON_MST | I2C_CON_STT | I2C_CON_TRX, I2C_CON); - - status = wait_for_pin (); - - if (status & I2C_STAT_XRDY) { - /* Important: have to use byte access */ - *(volatile u8 *) (I2C_DATA) = regoffset; - udelay (20000); - if (inw (I2C_STAT) & I2C_STAT_NACK) { - i2c_error = 1; - } - } else { - i2c_error = 1; - } - - if (!i2c_error) { - /* free bus, otherwise we can't use a combined transction */ - outw (0, I2C_CON); - while (inw (I2C_STAT) || (inw (I2C_CON) & I2C_CON_MST)) { - udelay (10000); - /* Have to clear pending interrupt to clear I2C_STAT */ - inw (I2C_IV); - } - - wait_for_bb (); - /* set slave address */ - outw (devaddr, I2C_SA); - /* read one byte from slave */ - outw (1, I2C_CNT); - /* need stop bit here */ - outw (I2C_CON_EN | I2C_CON_MST | I2C_CON_STT | I2C_CON_STP, - I2C_CON); - - status = wait_for_pin (); - if (status & I2C_STAT_RRDY) { - *value = inw (I2C_DATA); - udelay (20000); - } else { - i2c_error = 1; - } - - if (!i2c_error) { - outw (I2C_CON_EN, I2C_CON); - while (inw (I2C_STAT) - || (inw (I2C_CON) & I2C_CON_MST)) { - udelay (10000); - inw (I2C_IV); - } - } - } - - return i2c_error; -} - -static int i2c_write_byte (u8 devaddr, u8 regoffset, u8 value) -{ - int i2c_error = 0; - u16 status; - - /* wait until bus not busy */ - wait_for_bb (); - - /* two bytes */ - outw (2, I2C_CNT); - /* set slave address */ - outw (devaddr, I2C_SA); - /* stop bit needed here */ - outw (I2C_CON_EN | I2C_CON_MST | I2C_CON_STT | I2C_CON_TRX | - I2C_CON_STP, I2C_CON); - - /* wait until state change */ - status = wait_for_pin (); - - if (status & I2C_STAT_XRDY) { - /* send out two bytes */ - outw ((value << 8) + regoffset, I2C_DATA); - /* must have enough delay to allow BB bit to go low */ - udelay (30000); - if (inw (I2C_STAT) & I2C_STAT_NACK) { - i2c_error = 1; - } - } else { - i2c_error = 1; - } - - if (!i2c_error) { - outw (I2C_CON_EN, I2C_CON); - while (inw (I2C_STAT) || (inw (I2C_CON) & I2C_CON_MST)) { - udelay (1000); - /* have to read to clear intrrupt */ - inw (I2C_IV); - } - } - - return i2c_error; -} - -int i2c_probe (uchar chip) -{ - int res = 1; - - if (chip == inw (I2C_OA)) { - return res; - } - - /* wait until bus not busy */ - wait_for_bb (); - - /* try to read one byte */ - outw (1, I2C_CNT); - /* set slave address */ - outw (chip, I2C_SA); - /* stop bit needed here */ - outw (I2C_CON_EN | I2C_CON_MST | I2C_CON_STT | I2C_CON_STP, I2C_CON); - /* enough delay for the NACK bit set */ - udelay (2000); - if (!(inw (I2C_STAT) & I2C_STAT_NACK)) { - res = 0; - } else { - outw (inw (I2C_CON) | I2C_CON_STP, I2C_CON); - udelay (20); - wait_for_bb (); - } - - return res; -} - -int i2c_read (uchar chip, uint addr, int alen, uchar * buffer, int len) -{ - int i; - - if (alen > 1) { - printf ("I2C read: addr len %d not supported\n", alen); - return 1; - } - - if (addr + len > 256) { - printf ("I2C read: address out of range\n"); - return 1; - } - - for (i = 0; i < len; i++) { - if (i2c_read_byte (chip, addr + i, &buffer[i])) { - printf ("I2C read: I/O error\n"); - i2c_init (CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); - return 1; - } - } - - return 0; -} - -int i2c_write (uchar chip, uint addr, int alen, uchar * buffer, int len) -{ - int i; - - if (alen > 1) { - printf ("I2C read: addr len %d not supported\n", alen); - return 1; - } - - if (addr + len > 256) { - printf ("I2C read: address out of range\n"); - return 1; - } - - for (i = 0; i < len; i++) { - if (i2c_write_byte (chip, addr + i, buffer[i])) { - printf ("I2C read: I/O error\n"); - i2c_init (CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); - return 1; - } - } - - return 0; -} - -static void wait_for_bb (void) -{ - int timeout = 10; - - while ((inw (I2C_STAT) & I2C_STAT_BB) && timeout--) { - inw (I2C_IV); - udelay (1000); - } - - if (timeout <= 0) { - printf ("timed out in wait_for_bb: I2C_STAT=%x\n", - inw (I2C_STAT)); - } -} - -static u16 wait_for_pin (void) -{ - u16 status, iv; - int timeout = 10; - - do { - udelay (1000); - status = inw (I2C_STAT); - iv = inw (I2C_IV); - } while (!iv && - !(status & - (I2C_STAT_ROVR | I2C_STAT_XUDF | I2C_STAT_XRDY | - I2C_STAT_RRDY | I2C_STAT_ARDY | I2C_STAT_NACK | - I2C_STAT_AL)) && timeout--); - - if (timeout <= 0) { - printf ("timed out in wait_for_pin: I2C_STAT=%x\n", - inw (I2C_STAT)); - } - - return status; -} diff --git a/drivers/i2c/omap24xx_i2c.c b/drivers/i2c/omap24xx_i2c.c index ef38d71..3d38c03 100644 --- a/drivers/i2c/omap24xx_i2c.c +++ b/drivers/i2c/omap24xx_i2c.c @@ -35,6 +35,7 @@ */ #include <common.h> +#include <i2c.h> #include <asm/arch/i2c.h> #include <asm/io.h> @@ -48,22 +49,14 @@ DECLARE_GLOBAL_DATA_PTR; /* Absolutely safe for status update at 100 kHz I2C: */ #define I2C_WAIT 200 -static int wait_for_bb(void); -static u16 wait_for_event(void); -static void flush_fifo(void); +static int wait_for_bb(struct i2c_adapter *adap); +static struct i2c *omap24_get_base(struct i2c_adapter *adap); +static u16 wait_for_event(struct i2c_adapter *adap); +static void flush_fifo(struct i2c_adapter *adap); -/* - * For SPL boot some boards need i2c before SDRAM is initialised so force - * variables to live in SRAM - */ -static struct i2c __attribute__((section (".data"))) *i2c_base = - (struct i2c *)I2C_DEFAULT_BASE; -static unsigned int __attribute__((section (".data"))) bus_initialized[I2C_BUS_MAX] = - { [0 ... (I2C_BUS_MAX-1)] = 0 }; -static unsigned int __attribute__((section (".data"))) current_bus = 0; - -void i2c_init(int speed, int slaveadd) +static void omap24_i2c_init(struct i2c_adapter *adap, int speed, int slaveadd) { + struct i2c *i2c_base = omap24_get_base(adap); int psc, fsscll, fssclh; int hsscll = 0, hssclh = 0; u32 scll, sclh; @@ -163,16 +156,15 @@ void i2c_init(int speed, int slaveadd) I2C_IE_NACK_IE | I2C_IE_AL_IE, &i2c_base->ie); #endif udelay(1000); - flush_fifo(); + flush_fifo(adap); writew(0xFFFF, &i2c_base->stat); writew(0, &i2c_base->cnt); - - if (gd->flags & GD_FLG_RELOC) - bus_initialized[current_bus] = 1; } -static void flush_fifo(void) -{ u16 stat; +static void flush_fifo(struct i2c_adapter *adap) +{ + struct i2c *i2c_base = omap24_get_base(adap); + u16 stat; /* note: if you try and read data when its not there or ready * you get a bus error @@ -192,8 +184,9 @@ static void flush_fifo(void) * i2c_probe: Use write access. Allows to identify addresses that are * write-only (like the config register of dual-port EEPROMs) */ -int i2c_probe(uchar chip) +static int omap24_i2c_probe(struct i2c_adapter *adap, uchar chip) { + struct i2c *i2c_base = omap24_get_base(adap); u16 status; int res = 1; /* default = fail */ @@ -201,7 +194,7 @@ int i2c_probe(uchar chip) return res; /* Wait until bus is free */ - if (wait_for_bb()) + if (wait_for_bb(adap)) return res; /* No data transfer, slave addr only */ @@ -212,7 +205,7 @@ int i2c_probe(uchar chip) writew(I2C_CON_EN | I2C_CON_MST | I2C_CON_STT | I2C_CON_TRX | I2C_CON_STP, &i2c_base->con); - status = wait_for_event(); + status = wait_for_event(adap); if ((status & ~I2C_STAT_XRDY) == 0 || (status & I2C_STAT_AL)) { /* @@ -223,7 +216,7 @@ int i2c_probe(uchar chip) */ if (status == I2C_STAT_XRDY) printf("i2c_probe: pads on bus %d probably not configured (status=0x%x)\n", - current_bus, status); + adap->hwadapnr, status); goto pr_exit; } @@ -239,7 +232,7 @@ int i2c_probe(uchar chip) I2C_CON_STP, &i2c_base->con); /* STP */ } pr_exit: - flush_fifo(); + flush_fifo(adap); writew(0xFFFF, &i2c_base->stat); writew(0, &i2c_base->cnt); return res; @@ -258,8 +251,10 @@ pr_exit: * or that do not need a register address at all (such as some clock * distributors). */ -int i2c_read(uchar chip, uint addr, int alen, uchar *buffer, int len) +static int omap24_i2c_read(struct i2c_adapter *adap, uchar chip, uint addr, + int alen, uchar *buffer, int len) { + struct i2c *i2c_base = omap24_get_base(adap); int i2c_error = 0; u16 status; @@ -287,7 +282,7 @@ int i2c_read(uchar chip, uint addr, int alen, uchar *buffer, int len) } /* Wait until bus not busy */ - if (wait_for_bb()) + if (wait_for_bb(adap)) return 1; /* Zero, one or two bytes reg address (offset) */ @@ -308,12 +303,12 @@ int i2c_read(uchar chip, uint addr, int alen, uchar *buffer, int len) #endif /* Send register offset */ while (1) { - status = wait_for_event(); + status = wait_for_event(adap); /* Try to identify bus that is not padconf'd for I2C */ if (status == I2C_STAT_XRDY) { i2c_error = 2; printf("i2c_read (addr phase): pads on bus %d probably not configured (status=0x%x)\n", - current_bus, status); + adap->hwadapnr, status); goto rd_exit; } if (status == 0 || status & I2C_STAT_NACK) { @@ -348,7 +343,7 @@ int i2c_read(uchar chip, uint addr, int alen, uchar *buffer, int len) /* Receive data */ while (1) { - status = wait_for_event(); + status = wait_for_event(adap); /* * Try to identify bus that is not padconf'd for I2C. This * state could be left over from previous transactions if @@ -357,7 +352,7 @@ int i2c_read(uchar chip, uint addr, int alen, uchar *buffer, int len) if (status == I2C_STAT_XRDY) { i2c_error = 2; printf("i2c_read (data phase): pads on bus %d probably not configured (status=0x%x)\n", - current_bus, status); + adap->hwadapnr, status); goto rd_exit; } if (status == 0 || status & I2C_STAT_NACK) { @@ -375,15 +370,17 @@ int i2c_read(uchar chip, uint addr, int alen, uchar *buffer, int len) } rd_exit: - flush_fifo(); + flush_fifo(adap); writew(0xFFFF, &i2c_base->stat); writew(0, &i2c_base->cnt); return i2c_error; } /* i2c_write: Address (reg offset) may be 0, 1 or 2 bytes long. */ -int i2c_write(uchar chip, uint addr, int alen, uchar *buffer, int len) +static int omap24_i2c_write(struct i2c_adapter *adap, uchar chip, uint addr, + int alen, uchar *buffer, int len) { + struct i2c *i2c_base = omap24_get_base(adap); int i; u16 status; int i2c_error = 0; @@ -415,7 +412,7 @@ int i2c_write(uchar chip, uint addr, int alen, uchar *buffer, int len) } /* Wait until bus not busy */ - if (wait_for_bb()) + if (wait_for_bb(adap)) return 1; /* Start address phase - will write regoffset + len bytes data */ @@ -428,12 +425,12 @@ int i2c_write(uchar chip, uint addr, int alen, uchar *buffer, int len) while (alen) { /* Must write reg offset (one or two bytes) */ - status = wait_for_event(); + status = wait_for_event(adap); /* Try to identify bus that is not padconf'd for I2C */ if (status == I2C_STAT_XRDY) { i2c_error = 2; printf("i2c_write: pads on bus %d probably not configured (status=0x%x)\n", - current_bus, status); + adap->hwadapnr, status); goto wr_exit; } if (status == 0 || status & I2C_STAT_NACK) { @@ -455,7 +452,7 @@ int i2c_write(uchar chip, uint addr, int alen, uchar *buffer, int len) } /* Address phase is over, now write data */ for (i = 0; i < len; i++) { - status = wait_for_event(); + status = wait_for_event(adap); if (status == 0 || status & I2C_STAT_NACK) { i2c_error = 1; printf("i2c_write: error waiting for data ACK (status=0x%x)\n", @@ -474,7 +471,7 @@ int i2c_write(uchar chip, uint addr, int alen, uchar *buffer, int len) } wr_exit: - flush_fifo(); + flush_fifo(adap); writew(0xFFFF, &i2c_base->stat); writew(0, &i2c_base->cnt); return i2c_error; @@ -484,8 +481,9 @@ wr_exit: * Wait for the bus to be free by checking the Bus Busy (BB) * bit to become clear */ -static int wait_for_bb(void) +static int wait_for_bb(struct i2c_adapter *adap) { + struct i2c *i2c_base = omap24_get_base(adap); int timeout = I2C_TIMEOUT; u16 stat; @@ -514,8 +512,9 @@ static int wait_for_bb(void) * Wait for the I2C controller to complete current action * and update status */ -static u16 wait_for_event(void) +static u16 wait_for_event(struct i2c_adapter *adap) { + struct i2c *i2c_base = omap24_get_base(adap); u16 status; int timeout = I2C_TIMEOUT; @@ -540,7 +539,7 @@ static u16 wait_for_event(void) * not been configured for I2C, and/or pull-ups are missing. */ printf("Check if pads/pull-ups of bus %d are properly configured\n", - current_bus); + adap->hwadapnr); writew(0xFFFF, &i2c_base->stat); status = 0; } @@ -548,48 +547,93 @@ static u16 wait_for_event(void) return status; } -int i2c_set_bus_num(unsigned int bus) +static struct i2c *omap24_get_base(struct i2c_adapter *adap) { - if (bus >= I2C_BUS_MAX) { - printf("Bad bus: %x\n", bus); - return -1; - } - - switch (bus) { - default: - bus = 0; /* Fall through */ + switch (adap->hwadapnr) { case 0: - i2c_base = (struct i2c *)I2C_BASE1; + return (struct i2c *)I2C_BASE1; break; case 1: - i2c_base = (struct i2c *)I2C_BASE2; + return (struct i2c *)I2C_BASE2; break; #if (I2C_BUS_MAX > 2) case 2: - i2c_base = (struct i2c *)I2C_BASE3; + return (struct i2c *)I2C_BASE3; break; #if (I2C_BUS_MAX > 3) case 3: - i2c_base = (struct i2c *)I2C_BASE4; + return (struct i2c *)I2C_BASE4; break; #if (I2C_BUS_MAX > 4) case 4: - i2c_base = (struct i2c *)I2C_BASE5; + return (struct i2c *)I2C_BASE5; break; #endif #endif #endif + default: + printf("wrong hwadapnr: %d\n", adap->hwadapnr); + break; } + return NULL; +} - current_bus = bus; +#if !defined(CONFIG_SYS_OMAP24_I2C_SPEED1) +#define CONFIG_SYS_OMAP24_I2C_SPEED1 CONFIG_SYS_OMAP24_I2C_SPEED +#endif +#if !defined(CONFIG_SYS_OMAP24_I2C_SLAVE1) +#define CONFIG_SYS_OMAP24_I2C_SLAVE1 CONFIG_SYS_OMAP24_I2C_SLAVE +#endif - if (!bus_initialized[current_bus]) - i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); +U_BOOT_I2C_ADAP_COMPLETE(omap24_0, omap24_i2c_init, omap24_i2c_probe, + omap24_i2c_read, omap24_i2c_write, NULL, + CONFIG_SYS_OMAP24_I2C_SPEED, + CONFIG_SYS_OMAP24_I2C_SLAVE, + 0) +U_BOOT_I2C_ADAP_COMPLETE(omap24_1, omap24_i2c_init, omap24_i2c_probe, + omap24_i2c_read, omap24_i2c_write, NULL, + CONFIG_SYS_OMAP24_I2C_SPEED1, + CONFIG_SYS_OMAP24_I2C_SLAVE1, + 1) +#if (I2C_BUS_MAX > 2) +#if !defined(CONFIG_SYS_OMAP24_I2C_SPEED2) +#define CONFIG_SYS_OMAP24_I2C_SPEED2 CONFIG_SYS_OMAP24_I2C_SPEED +#endif +#if !defined(CONFIG_SYS_OMAP24_I2C_SLAVE2) +#define CONFIG_SYS_OMAP24_I2C_SLAVE2 CONFIG_SYS_OMAP24_I2C_SLAVE +#endif - return 0; -} +U_BOOT_I2C_ADAP_COMPLETE(omap24_2, omap24_i2c_init, omap24_i2c_probe, + omap24_i2c_read, omap24_i2c_write, NULL, + CONFIG_SYS_OMAP24_I2C_SPEED2, + CONFIG_SYS_OMAP24_I2C_SLAVE2, + 2) +#if (I2C_BUS_MAX > 3) +#if !defined(CONFIG_SYS_OMAP24_I2C_SPEED3) +#define CONFIG_SYS_OMAP24_I2C_SPEED3 CONFIG_SYS_OMAP24_I2C_SPEED +#endif +#if !defined(CONFIG_SYS_OMAP24_I2C_SLAVE3) +#define CONFIG_SYS_OMAP24_I2C_SLAVE3 CONFIG_SYS_OMAP24_I2C_SLAVE +#endif -int i2c_get_bus_num(void) -{ - return (int) current_bus; -} +U_BOOT_I2C_ADAP_COMPLETE(omap24_3, omap24_i2c_init, omap24_i2c_probe, + omap24_i2c_read, omap24_i2c_write, NULL, + CONFIG_SYS_OMAP24_I2C_SPEED3, + CONFIG_SYS_OMAP24_I2C_SLAVE3, + 3) +#if (I2C_BUS_MAX > 4) +#if !defined(CONFIG_SYS_OMAP24_I2C_SPEED4) +#define CONFIG_SYS_OMAP24_I2C_SPEED4 CONFIG_SYS_OMAP24_I2C_SPEED +#endif +#if !defined(CONFIG_SYS_OMAP24_I2C_SLAVE4) +#define CONFIG_SYS_OMAP24_I2C_SLAVE4 CONFIG_SYS_OMAP24_I2C_SLAVE +#endif + +U_BOOT_I2C_ADAP_COMPLETE(omap24_4, omap24_i2c_init, omap24_i2c_probe, + omap24_i2c_read, omap24_i2c_write, NULL, + CONFIG_SYS_OMAP24_I2C_SPEED4, + CONFIG_SYS_OMAP24_I2C_SLAVE4, + 4) +#endif +#endif +#endif diff --git a/drivers/i2c/sh_i2c.c b/drivers/i2c/sh_i2c.c index 808202c..cc19100 100644 --- a/drivers/i2c/sh_i2c.c +++ b/drivers/i2c/sh_i2c.c @@ -6,6 +6,7 @@ */ #include <common.h> +#include <i2c.h> #include <asm/io.h> DECLARE_GLOBAL_DATA_PTR; @@ -22,8 +23,6 @@ struct sh_i2c { }; #undef ureg -static struct sh_i2c *base; - /* ICCR */ #define SH_I2C_ICCR_ICE (1 << 7) #define SH_I2C_ICCR_RACK (1 << 6) @@ -43,202 +42,165 @@ static struct sh_i2c *base; #define SH_I2C_ICIC_ICCHB8 (1 << 6) #endif +static const struct sh_i2c *i2c_dev[CONFIG_SYS_I2C_SH_NUM_CONTROLLERS] = { + (struct sh_i2c *)CONFIG_SYS_I2C_SH_BASE0, +#ifdef CONFIG_SYS_I2C_SH_BASE1 + (struct sh_i2c *)CONFIG_SYS_I2C_SH_BASE1, +#endif +#ifdef CONFIG_SYS_I2C_SH_BASE2 + (struct sh_i2c *)CONFIG_SYS_I2C_SH_BASE2, +#endif +#ifdef CONFIG_SYS_I2C_SH_BASE3 + (struct sh_i2c *)CONFIG_SYS_I2C_SH_BASE3, +#endif +#ifdef CONFIG_SYS_I2C_SH_BASE4 + (struct sh_i2c *)CONFIG_SYS_I2C_SH_BASE4, +#endif +}; + static u16 iccl, icch; #define IRQ_WAIT 1000 -static void irq_dte(struct sh_i2c *base) +static void sh_irq_dte(struct sh_i2c *dev) { int i; - for (i = 0 ; i < IRQ_WAIT ; i++) { - if (SH_IC_DTE & readb(&base->icsr)) + for (i = 0; i < IRQ_WAIT; i++) { + if (SH_IC_DTE & readb(&dev->icsr)) break; udelay(10); } } -static int irq_dte_with_tack(struct sh_i2c *base) +static int sh_irq_dte_with_tack(struct sh_i2c *dev) { int i; - for (i = 0 ; i < IRQ_WAIT ; i++) { - if (SH_IC_DTE & readb(&base->icsr)) + for (i = 0; i < IRQ_WAIT; i++) { + if (SH_IC_DTE & readb(&dev->icsr)) break; - if (SH_IC_TACK & readb(&base->icsr)) + if (SH_IC_TACK & readb(&dev->icsr)) return -1; udelay(10); } return 0; } -static void irq_busy(struct sh_i2c *base) +static void sh_irq_busy(struct sh_i2c *dev) { int i; - for (i = 0 ; i < IRQ_WAIT ; i++) { - if (!(SH_IC_BUSY & readb(&base->icsr))) + for (i = 0; i < IRQ_WAIT; i++) { + if (!(SH_IC_BUSY & readb(&dev->icsr))) break; udelay(10); } } -static int i2c_set_addr(struct sh_i2c *base, u8 id, u8 reg, int stop) +static int sh_i2c_set_addr(struct sh_i2c *dev, u8 chip, u8 addr, int stop) { u8 icic = SH_IC_TACK; - clrbits_8(&base->iccr, SH_I2C_ICCR_ICE); - setbits_8(&base->iccr, SH_I2C_ICCR_ICE); + debug("%s: chip: %x, addr: %x iccl: %x, icch %x\n", + __func__, chip, addr, iccl, icch); + clrbits_8(&dev->iccr, SH_I2C_ICCR_ICE); + setbits_8(&dev->iccr, SH_I2C_ICCR_ICE); - writeb(iccl & 0xff, &base->iccl); - writeb(icch & 0xff, &base->icch); + writeb(iccl & 0xff, &dev->iccl); + writeb(icch & 0xff, &dev->icch); #ifdef CONFIG_SH_I2C_8BIT if (iccl > 0xff) icic |= SH_I2C_ICIC_ICCLB8; if (icch > 0xff) icic |= SH_I2C_ICIC_ICCHB8; #endif - writeb(icic, &base->icic); + writeb(icic, &dev->icic); - writeb((SH_I2C_ICCR_ICE|SH_I2C_ICCR_RTS|SH_I2C_ICCR_BUSY), &base->iccr); - irq_dte(base); + writeb((SH_I2C_ICCR_ICE|SH_I2C_ICCR_RTS|SH_I2C_ICCR_BUSY), &dev->iccr); + sh_irq_dte(dev); - clrbits_8(&base->icsr, SH_IC_TACK); - writeb(id << 1, &base->icdr); - if (irq_dte_with_tack(base) != 0) + clrbits_8(&dev->icsr, SH_IC_TACK); + writeb(chip << 1, &dev->icdr); + if (sh_irq_dte_with_tack(dev) != 0) return -1; - writeb(reg, &base->icdr); + writeb(addr, &dev->icdr); if (stop) - writeb((SH_I2C_ICCR_ICE|SH_I2C_ICCR_RTS), &base->iccr); + writeb((SH_I2C_ICCR_ICE|SH_I2C_ICCR_RTS), &dev->iccr); - if (irq_dte_with_tack(base) != 0) + if (sh_irq_dte_with_tack(dev) != 0) return -1; return 0; } -static void i2c_finish(struct sh_i2c *base) +static void sh_i2c_finish(struct sh_i2c *dev) { - writeb(0, &base->icsr); - clrbits_8(&base->iccr, SH_I2C_ICCR_ICE); + writeb(0, &dev->icsr); + clrbits_8(&dev->iccr, SH_I2C_ICCR_ICE); } -static int i2c_raw_write(struct sh_i2c *base, u8 id, u8 reg, u8 val) +static int +sh_i2c_raw_write(struct sh_i2c *dev, u8 chip, uint addr, u8 val) { int ret = -1; - if (i2c_set_addr(base, id, reg, 0) != 0) + if (sh_i2c_set_addr(dev, chip, addr, 0) != 0) goto exit0; udelay(10); - writeb(val, &base->icdr); - if (irq_dte_with_tack(base) != 0) + writeb(val, &dev->icdr); + if (sh_irq_dte_with_tack(dev) != 0) goto exit0; - writeb((SH_I2C_ICCR_ICE | SH_I2C_ICCR_RTS), &base->iccr); - if (irq_dte_with_tack(base) != 0) + writeb((SH_I2C_ICCR_ICE | SH_I2C_ICCR_RTS), &dev->iccr); + if (sh_irq_dte_with_tack(dev) != 0) goto exit0; - irq_busy(base); + sh_irq_busy(dev); ret = 0; + exit0: - i2c_finish(base); + sh_i2c_finish(dev); return ret; } -static int i2c_raw_read(struct sh_i2c *base, u8 id, u8 reg) +static int sh_i2c_raw_read(struct sh_i2c *dev, u8 chip, u8 addr) { int ret = -1; #if defined(CONFIG_SH73A0) - if (i2c_set_addr(base, id, reg, 0) != 0) + if (sh_i2c_set_addr(dev, chip, addr, 0) != 0) goto exit0; #else - if (i2c_set_addr(base, id, reg, 1) != 0) + if (sh_i2c_set_addr(dev, chip, addr, 1) != 0) goto exit0; udelay(100); #endif - writeb((SH_I2C_ICCR_ICE|SH_I2C_ICCR_RTS|SH_I2C_ICCR_BUSY), &base->iccr); - irq_dte(base); + writeb((SH_I2C_ICCR_ICE|SH_I2C_ICCR_RTS|SH_I2C_ICCR_BUSY), &dev->iccr); + sh_irq_dte(dev); - writeb(id << 1 | 0x01, &base->icdr); - if (irq_dte_with_tack(base) != 0) + writeb(chip << 1 | 0x01, &dev->icdr); + if (sh_irq_dte_with_tack(dev) != 0) goto exit0; - writeb((SH_I2C_ICCR_ICE|SH_I2C_ICCR_SCP), &base->iccr); - if (irq_dte_with_tack(base) != 0) + writeb((SH_I2C_ICCR_ICE|SH_I2C_ICCR_SCP), &dev->iccr); + if (sh_irq_dte_with_tack(dev) != 0) goto exit0; - ret = readb(&base->icdr) & 0xff; + ret = readb(&dev->icdr) & 0xff; + + writeb((SH_I2C_ICCR_ICE|SH_I2C_ICCR_RACK), &dev->iccr); + readb(&dev->icdr); /* Dummy read */ + sh_irq_busy(dev); - writeb((SH_I2C_ICCR_ICE|SH_I2C_ICCR_RACK), &base->iccr); - readb(&base->icdr); /* Dummy read */ - irq_busy(base); exit0: - i2c_finish(base); + sh_i2c_finish(dev); return ret; } -#ifdef CONFIG_I2C_MULTI_BUS -static unsigned int current_bus; - -/** - * i2c_set_bus_num - change active I2C bus - * @bus: bus index, zero based - * @returns: 0 on success, non-0 on failure - */ -int i2c_set_bus_num(unsigned int bus) -{ - if ((bus < 0) || (bus >= CONFIG_SYS_MAX_I2C_BUS)) { - printf("Bad bus: %d\n", bus); - return -1; - } - - switch (bus) { - case 0: - base = (void *)CONFIG_SH_I2C_BASE0; - break; - case 1: - base = (void *)CONFIG_SH_I2C_BASE1; - break; -#ifdef CONFIG_SH_I2C_BASE2 - case 2: - base = (void *)CONFIG_SH_I2C_BASE2; - break; -#endif -#ifdef CONFIG_SH_I2C_BASE3 - case 3: - base = (void *)CONFIG_SH_I2C_BASE3; - break; -#endif -#ifdef CONFIG_SH_I2C_BASE4 - case 4: - base = (void *)CONFIG_SH_I2C_BASE4; - break; -#endif - default: - return -1; - } - current_bus = bus; - - return 0; -} - -/** - * i2c_get_bus_num - returns index of active I2C bus - */ -unsigned int i2c_get_bus_num(void) -{ - return current_bus; -} -#endif - -#define SH_I2C_ICCL_CALC(clk, date, t_low, t_high) \ - ((clk / rate) * (t_low / t_low + t_high)) -#define SH_I2C_ICCH_CALC(clk, date, t_low, t_high) \ - ((clk / rate) * (t_high / t_low + t_high)) - -void i2c_init(int speed, int slaveaddr) +static void +sh_i2c_init(struct i2c_adapter *adap, int speed, int slaveadd) { int num, denom, tmp; @@ -246,11 +208,6 @@ void i2c_init(int speed, int slaveaddr) if (!(gd->flags & GD_FLG_RELOC)) return; -#ifdef CONFIG_I2C_MULTI_BUS - current_bus = 0; -#endif - base = (struct sh_i2c *)CONFIG_SH_I2C_BASE0; - /* * Calculate the value for iccl. From the data sheet: * iccl = (p-clock / transfer-rate) * (L / (L + H)) @@ -272,67 +229,78 @@ void i2c_init(int speed, int slaveaddr) icch = (u16)((num/denom) + 1); else icch = (u16)(num/denom); + + debug("clock: %d, speed %d, iccl: %x, icch: %x\n", + CONFIG_SH_I2C_CLOCK, speed, iccl, icch); } -/* - * i2c_read: - Read multiple bytes from an i2c device - * - * The higher level routines take into account that this function is only - * called with len < page length of the device (see configuration file) - * - * @chip: address of the chip which is to be read - * @addr: i2c data address within the chip - * @alen: length of the i2c data address (1..2 bytes) - * @buffer: where to write the data - * @len: how much byte do we want to read - * @return: 0 in case of success - */ -int i2c_read(u8 chip, u32 addr, int alen, u8 *buffer, int len) +static int sh_i2c_read(struct i2c_adapter *adap, uint8_t chip, + uint addr, int alen, u8 *data, int len) { - int ret; - int i = 0; - for (i = 0 ; i < len ; i++) { - ret = i2c_raw_read(base, chip, addr + i); + int ret, i; + struct sh_i2c *dev = (struct sh_i2c *)i2c_dev[adap->hwadapnr]; + + for (i = 0; i < len; i++) { + ret = sh_i2c_raw_read(dev, chip, addr + i); if (ret < 0) return -1; - buffer[i] = ret & 0xff; + + data[i] = ret & 0xff; + debug("%s: data[%d]: %02x\n", __func__, i, data[i]); } + return 0; } -/* - * i2c_write: - Write multiple bytes to an i2c device - * - * The higher level routines take into account that this function is only - * called with len < page length of the device (see configuration file) - * - * @chip: address of the chip which is to be written - * @addr: i2c data address within the chip - * @alen: length of the i2c data address (1..2 bytes) - * @buffer: where to find the data to be written - * @len: how much byte do we want to read - * @return: 0 in case of success - */ -int i2c_write(u8 chip, u32 addr, int alen, u8 *buffer, int len) +static int sh_i2c_write(struct i2c_adapter *adap, uint8_t chip, uint addr, + int alen, u8 *data, int len) { - int i = 0; - for (i = 0; i < len ; i++) - if (i2c_raw_write(base, chip, addr + i, buffer[i]) != 0) + struct sh_i2c *dev = (struct sh_i2c *)i2c_dev[adap->hwadapnr]; + int i; + + for (i = 0; i < len; i++) { + debug("%s: data[%d]: %02x\n", __func__, i, data[i]); + if (sh_i2c_raw_write(dev, chip, addr + i, data[i]) != 0) return -1; + } return 0; } -/* - * i2c_probe: - Test if a chip answers for a given i2c address - * - * @chip: address of the chip which is searched for - * @return: 0 if a chip was found, -1 otherwhise - */ -int i2c_probe(u8 chip) +static int +sh_i2c_probe(struct i2c_adapter *adap, u8 dev) { - int ret; + return sh_i2c_read(adap, dev, 0, 0, NULL, 0); +} - ret = i2c_set_addr(base, chip, 0, 1); - i2c_finish(base); - return ret; +static unsigned int sh_i2c_set_bus_speed(struct i2c_adapter *adap, + unsigned int speed) +{ + struct sh_i2c *dev = (struct sh_i2c *)i2c_dev[adap->hwadapnr]; + + sh_i2c_finish(dev); + sh_i2c_init(adap, speed, 0); + + return 0; } + +/* + * Register RCAR i2c adapters + */ +U_BOOT_I2C_ADAP_COMPLETE(sh_0, sh_i2c_init, sh_i2c_probe, sh_i2c_read, + sh_i2c_write, sh_i2c_set_bus_speed, CONFIG_SYS_I2C_SH_SPEED0, 0, 0) +#ifdef CONFIG_SYS_I2C_SH_BASE1 +U_BOOT_I2C_ADAP_COMPLETE(sh_1, sh_i2c_init, sh_i2c_probe, sh_i2c_read, + sh_i2c_write, sh_i2c_set_bus_speed, CONFIG_SYS_I2C_SH_SPEED1, 0, 1) +#endif +#ifdef CONFIG_SYS_I2C_SH_BASE2 +U_BOOT_I2C_ADAP_COMPLETE(sh_2, sh_i2c_init, sh_i2c_probe, sh_i2c_read, + sh_i2c_write, sh_i2c_set_bus_speed, CONFIG_SYS_I2C_SH_SPEED2, 0, 2) +#endif +#ifdef CONFIG_SYS_I2C_SH_BASE3 +U_BOOT_I2C_ADAP_COMPLETE(sh_3, sh_i2c_init, sh_i2c_probe, sh_i2c_read, + sh_i2c_write, sh_i2c_set_bus_speed, CONFIG_SYS_I2C_SH_SPEED3, 0, 3) +#endif +#ifdef CONFIG_SYS_I2C_SH_BASE4 +U_BOOT_I2C_ADAP_COMPLETE(sh_4, sh_i2c_init, sh_i2c_probe, sh_i2c_read, + sh_i2c_write, sh_i2c_set_bus_speed, CONFIG_SYS_I2C_SH_SPEED4, 0, 4) +#endif diff --git a/drivers/i2c/zynq_i2c.c b/drivers/i2c/zynq_i2c.c index ce2d23f..70a9aea 100644 --- a/drivers/i2c/zynq_i2c.c +++ b/drivers/i2c/zynq_i2c.c @@ -74,7 +74,8 @@ static struct zynq_i2c_registers *zynq_i2c = (struct zynq_i2c_registers *)ZYNQ_I2C_BASE; /* I2C init called by cmd_i2c when doing 'i2c reset'. */ -void i2c_init(int requested_speed, int slaveadd) +static void zynq_i2c_init(struct i2c_adapter *adap, int requested_speed, + int slaveadd) { /* 111MHz / ( (3 * 17) * 22 ) = ~100KHz */ writel((16 << ZYNQ_I2C_CONTROL_DIV_B_SHIFT) | @@ -151,7 +152,7 @@ static u32 zynq_i2c_wait(u32 mask) * I2C probe called by cmd_i2c when doing 'i2c probe'. * Begin read, nak data byte, end. */ -int i2c_probe(u8 dev) +static int zynq_i2c_probe(struct i2c_adapter *adap, u8 dev) { /* Attempt to read a byte */ setbits_le32(&zynq_i2c->control, ZYNQ_I2C_CONTROL_CLR_FIFO | @@ -170,7 +171,8 @@ int i2c_probe(u8 dev) * I2C read called by cmd_i2c when doing 'i2c read' and by cmd_eeprom.c * Begin write, send address byte(s), begin read, receive data bytes, end. */ -int i2c_read(u8 dev, uint addr, int alen, u8 *data, int length) +static int zynq_i2c_read(struct i2c_adapter *adap, u8 dev, uint addr, + int alen, u8 *data, int length) { u32 status; u32 i = 0; @@ -235,7 +237,8 @@ int i2c_read(u8 dev, uint addr, int alen, u8 *data, int length) * I2C write called by cmd_i2c when doing 'i2c write' and by cmd_eeprom.c * Begin write, send address byte(s), send data bytes, end. */ -int i2c_write(u8 dev, uint addr, int alen, u8 *data, int length) +static int zynq_i2c_write(struct i2c_adapter *adap, u8 dev, uint addr, + int alen, u8 *data, int length) { u8 *cur_data = data; @@ -275,16 +278,16 @@ int i2c_write(u8 dev, uint addr, int alen, u8 *data, int length) return 0; } -int i2c_set_bus_num(unsigned int bus) +static unsigned int zynq_i2c_set_bus_speed(struct i2c_adapter *adap, + unsigned int speed) { - /* Only support bus 0 */ - if (bus > 0) - return -1; - return 0; -} + if (speed != 1000000) + return -EINVAL; -unsigned int i2c_get_bus_num(void) -{ - /* Only support bus 0 */ return 0; } + +U_BOOT_I2C_ADAP_COMPLETE(zynq_0, zynq_i2c_init, zynq_i2c_probe, zynq_i2c_read, + zynq_i2c_write, zynq_i2c_set_bus_speed, + CONFIG_SYS_I2C_ZYNQ_SPEED, CONFIG_SYS_I2C_ZYNQ_SLAVE, + 0) diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h index c2ba7e3..f35ed6f 100644 --- a/include/configs/am335x_evm.h +++ b/include/configs/am335x_evm.h @@ -183,7 +183,6 @@ #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ #define CONFIG_BAUDRATE 115200 -/* I2C Configuration */ #define CONFIG_CMD_EEPROM #define CONFIG_ENV_EEPROM_IS_ON_I2C #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ diff --git a/include/configs/am3517_crane.h b/include/configs/am3517_crane.h index c5e67bf..6fd3fb9 100644 --- a/include/configs/am3517_crane.h +++ b/include/configs/am3517_crane.h @@ -142,10 +142,10 @@ #undef CONFIG_CMD_IMLS /* List all found images */ #define CONFIG_SYS_NO_FLASH -#define CONFIG_HARD_I2C 1 -#define CONFIG_SYS_I2C_SPEED 100000 -#define CONFIG_SYS_I2C_SLAVE 1 -#define CONFIG_DRIVER_OMAP34XX_I2C 1 +#define CONFIG_SYS_I2C +#define CONFIG_SYS_OMAP24_I2C_SPEED 100000 +#define CONFIG_SYS_OMAP24_I2C_SLAVE 1 +#define CONFIG_SYS_I2C_OMAP34XX #undef CONFIG_CMD_NET #undef CONFIG_CMD_NFS diff --git a/include/configs/am3517_evm.h b/include/configs/am3517_evm.h index 5ff65c6..7e9c55e 100644 --- a/include/configs/am3517_evm.h +++ b/include/configs/am3517_evm.h @@ -136,10 +136,10 @@ #undef CONFIG_CMD_IMLS /* List all found images */ #define CONFIG_SYS_NO_FLASH -#define CONFIG_HARD_I2C 1 -#define CONFIG_SYS_I2C_SPEED 100000 -#define CONFIG_SYS_I2C_SLAVE 1 -#define CONFIG_DRIVER_OMAP34XX_I2C 1 +#define CONFIG_SYS_I2C +#define CONFIG_SYS_OMAP24_I2C_SPEED 100000 +#define CONFIG_SYS_OMAP24_I2C_SLAVE 1 +#define CONFIG_SYS_I2C_OMAP34XX #undef CONFIG_CMD_NET #undef CONFIG_CMD_NFS diff --git a/include/configs/cm_t35.h b/include/configs/cm_t35.h index a6c63cb..f4ecd0d 100644 --- a/include/configs/cm_t35.h +++ b/include/configs/cm_t35.h @@ -141,10 +141,10 @@ #undef CONFIG_CMD_IMLS /* List all found images */ #define CONFIG_SYS_NO_FLASH -#define CONFIG_HARD_I2C -#define CONFIG_SYS_I2C_SPEED 100000 -#define CONFIG_SYS_I2C_SLAVE 1 -#define CONFIG_DRIVER_OMAP34XX_I2C +#define CONFIG_SYS_I2C +#define CONFIG_SYS_OMAP24_I2C_SPEED 100000 +#define CONFIG_SYS_OMAP24_I2C_SLAVE 1 +#define CONFIG_SYS_I2C_OMAP34XX #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 #define CONFIG_I2C_MULTI_BUS diff --git a/include/configs/devkit8000.h b/include/configs/devkit8000.h index 8343891..474a568 100644 --- a/include/configs/devkit8000.h +++ b/include/configs/devkit8000.h @@ -90,10 +90,10 @@ #define CONFIG_DOS_PARTITION 1 /* I2C */ -#define CONFIG_HARD_I2C 1 -#define CONFIG_SYS_I2C_SPEED 100000 -#define CONFIG_SYS_I2C_SLAVE 1 -#define CONFIG_DRIVER_OMAP34XX_I2C 1 +#define CONFIG_SYS_I2C +#define CONFIG_SYS_OMAP24_I2C_SPEED 100000 +#define CONFIG_SYS_OMAP24_I2C_SLAVE 1 +#define CONFIG_SYS_I2C_OMAP34XX /* TWL4030 */ #define CONFIG_TWL4030_POWER 1 diff --git a/include/configs/dig297.h b/include/configs/dig297.h index c19c4c7..5049afc 100644 --- a/include/configs/dig297.h +++ b/include/configs/dig297.h @@ -123,10 +123,10 @@ #undef CONFIG_CMD_NFS /* NFS support */ #define CONFIG_SYS_NO_FLASH -#define CONFIG_HARD_I2C -#define CONFIG_SYS_I2C_SPEED 100000 -#define CONFIG_SYS_I2C_SLAVE 1 -#define CONFIG_DRIVER_OMAP34XX_I2C 1 +#define CONFIG_SYS_I2C +#define CONFIG_SYS_OMAP24_I2C_SPEED 100000 +#define CONFIG_SYS_OMAP24_I2C_SLAVE 1 +#define CONFIG_SYS_I2C_OMAP34XX /* * TWL4030 diff --git a/include/configs/ecovec.h b/include/configs/ecovec.h index 335e9cd..3483cf1 100644 --- a/include/configs/ecovec.h +++ b/include/configs/ecovec.h @@ -58,18 +58,17 @@ /* I2C */ #define CONFIG_CMD_I2C -#define CONFIG_SH_I2C 1 -#define CONFIG_HARD_I2C 1 -#define CONFIG_I2C_MULTI_BUS 1 -#define CONFIG_SYS_MAX_I2C_BUS 2 -#define CONFIG_SYS_I2C_MODULE 1 -#define CONFIG_SYS_I2C_SPEED 100000 /* 100 kHz */ +#define CONFIG_SYS_I2C +#define CONFIG_SYS_I2C_SH #define CONFIG_SYS_I2C_SLAVE 0x7F +#define CONFIG_SYS_I2C_SH_NUM_CONTROLLERS 2 +#define CONFIG_SYS_I2C_SH_BASE0 0xA4470000 +#define CONFIG_SYS_I2C_SH_SPEED0 100000 +#define CONFIG_SYS_I2C_SH_BASE1 0xA4750000 +#define CONFIG_SYS_I2C_SH_SPEED1 100000 #define CONFIG_SH_I2C_DATA_HIGH 4 #define CONFIG_SH_I2C_DATA_LOW 5 #define CONFIG_SH_I2C_CLOCK 41666666 -#define CONFIG_SH_I2C_BASE0 0xA4470000 -#define CONFIG_SH_I2C_BASE1 0xA4750000 /* Ether */ #define CONFIG_SH_ETHER 1 diff --git a/include/configs/kzm9g.h b/include/configs/kzm9g.h index 1afd487..f75de5e 100644 --- a/include/configs/kzm9g.h +++ b/include/configs/kzm9g.h @@ -139,21 +139,22 @@ /* I2C */ #define CONFIG_CMD_I2C -#define CONFIG_SH_I2C 1 +#define CONFIG_SYS_I2C +#define CONFIG_SYS_I2C_SH +#define CONFIG_SYS_I2C_SH_NUM_CONTROLLERS 5 +#define CONFIG_SYS_I2C_SH_BASE0 0xE6820000 +#define CONFIG_SYS_I2C_SH_SPEED0 100000 +#define CONFIG_SYS_I2C_SH_BASE1 0xE6822000 +#define CONFIG_SYS_I2C_SH_SPEED1 100000 +#define CONFIG_SYS_I2C_SH_BASE2 0xE6824000 +#define CONFIG_SYS_I2C_SH_SPEED2 100000 +#define CONFIG_SYS_I2C_SH_BASE3 0xE6826000 +#define CONFIG_SYS_I2C_SH_SPEED3 100000 +#define CONFIG_SYS_I2C_SH_BASE4 0xE6828000 +#define CONFIG_SYS_I2C_SH_SPEED4 100000 #define CONFIG_SH_I2C_8BIT -#define CONFIG_HARD_I2C -#define CONFIG_I2C_MULTI_BUS -#define CONFIG_SYS_MAX_I2C_BUS (5) -#define CONFIG_SYS_I2C_MODULE -#define CONFIG_SYS_I2C_SPEED (100000) /* 100 kHz */ -#define CONFIG_SYS_I2C_SLAVE (0x7F) -#define CONFIG_SH_I2C_DATA_HIGH (4) -#define CONFIG_SH_I2C_DATA_LOW (5) -#define CONFIG_SH_I2C_CLOCK (104000000) /* 104 MHz */ -#define CONFIG_SH_I2C_BASE0 (0xE6820000) -#define CONFIG_SH_I2C_BASE1 (0xE6822000) -#define CONFIG_SH_I2C_BASE2 (0xE6824000) -#define CONFIG_SH_I2C_BASE3 (0xE6826000) -#define CONFIG_SH_I2C_BASE4 (0xE6828000) +#define CONFIG_SH_I2C_DATA_HIGH 4 +#define CONFIG_SH_I2C_DATA_LOW 5 +#define CONFIG_SH_I2C_CLOCK 104000000 /* 104 MHz */ #endif /* __KZM9G_H */ diff --git a/include/configs/mcx.h b/include/configs/mcx.h index 4619dfb..a2f7cf7 100644 --- a/include/configs/mcx.h +++ b/include/configs/mcx.h @@ -137,10 +137,10 @@ #undef CONFIG_CMD_IMLS /* List all found images */ #define CONFIG_SYS_NO_FLASH -#define CONFIG_HARD_I2C -#define CONFIG_SYS_I2C_SPEED 100000 -#define CONFIG_SYS_I2C_SLAVE 1 -#define CONFIG_DRIVER_OMAP34XX_I2C +#define CONFIG_SYS_I2C +#define CONFIG_SYS_OMAP24_I2C_SPEED 100000 +#define CONFIG_SYS_OMAP24_I2C_SLAVE 1 +#define CONFIG_SYS_I2C_OMAP34XX /* RTC */ #define CONFIG_RTC_DS1337 diff --git a/include/configs/nokia_rx51.h b/include/configs/nokia_rx51.h index 4332779..e0c0fac 100644 --- a/include/configs/nokia_rx51.h +++ b/include/configs/nokia_rx51.h @@ -157,10 +157,10 @@ #undef CONFIG_CMD_SETGETDCR /* DCR support on 4xx */ #define CONFIG_OMAP3_SPI -#define CONFIG_HARD_I2C -#define CONFIG_SYS_I2C_SPEED 100000 -#define CONFIG_SYS_I2C_SLAVE 1 -#define CONFIG_DRIVER_OMAP34XX_I2C +#define CONFIG_SYS_I2C +#define CONFIG_SYS_OMAP24_I2C_SPEED 100000 +#define CONFIG_SYS_OMAP24_I2C_SLAVE 1 +#define CONFIG_SYS_I2C_OMAP34XX /* * TWL4030 diff --git a/include/configs/omap3_beagle.h b/include/configs/omap3_beagle.h index 47d9902..bba39d4 100644 --- a/include/configs/omap3_beagle.h +++ b/include/configs/omap3_beagle.h @@ -161,11 +161,10 @@ #undef CONFIG_CMD_IMLS /* List all found images */ #define CONFIG_SYS_NO_FLASH -#define CONFIG_HARD_I2C 1 -#define CONFIG_SYS_I2C_SPEED 100000 -#define CONFIG_SYS_I2C_SLAVE 1 -#define CONFIG_I2C_MULTI_BUS 1 -#define CONFIG_DRIVER_OMAP34XX_I2C 1 +#define CONFIG_SYS_I2C +#define CONFIG_SYS_OMAP24_I2C_SPEED 100000 +#define CONFIG_SYS_OMAP24_I2C_SLAVE 1 +#define CONFIG_SYS_I2C_OMAP34XX #define CONFIG_VIDEO_OMAP3 /* DSS Support */ /* diff --git a/include/configs/omap3_evm_common.h b/include/configs/omap3_evm_common.h index 3eae288..43616e2 100644 --- a/include/configs/omap3_evm_common.h +++ b/include/configs/omap3_evm_common.h @@ -87,11 +87,10 @@ /* * I2C */ -#define CONFIG_HARD_I2C -#define CONFIG_DRIVER_OMAP34XX_I2C - -#define CONFIG_SYS_I2C_SPEED 100000 -#define CONFIG_SYS_I2C_SLAVE 1 +#define CONFIG_SYS_I2C +#define CONFIG_SYS_OMAP24_I2C_SPEED 100000 +#define CONFIG_SYS_OMAP24_I2C_SLAVE 1 +#define CONFIG_SYS_I2C_OMAP34XX /* * PISMO support diff --git a/include/configs/omap3_igep00x0.h b/include/configs/omap3_igep00x0.h index ac36ac6..75d7d70 100644 --- a/include/configs/omap3_igep00x0.h +++ b/include/configs/omap3_igep00x0.h @@ -124,10 +124,10 @@ #undef CONFIG_CMD_IMLS /* List all found images */ #define CONFIG_SYS_NO_FLASH -#define CONFIG_HARD_I2C 1 -#define CONFIG_SYS_I2C_SPEED 100000 -#define CONFIG_SYS_I2C_SLAVE 1 -#define CONFIG_DRIVER_OMAP34XX_I2C 1 +#define CONFIG_SYS_I2C +#define CONFIG_SYS_I2C_OMAP34XX +#define CONFIG_SYS_OMAP24_I2C_SPEED 100000 +#define CONFIG_SYS_OMAP24_I2C_SLAVE 1 /* * TWL4030 diff --git a/include/configs/omap3_logic.h b/include/configs/omap3_logic.h index 0c096f4..bedd6f9 100644 --- a/include/configs/omap3_logic.h +++ b/include/configs/omap3_logic.h @@ -118,12 +118,10 @@ /* * I2C */ -#define CONFIG_HARD_I2C -#define CONFIG_DRIVER_OMAP34XX_I2C - -#define CONFIG_SYS_I2C_SPEED 100000 -#define CONFIG_SYS_I2C_SLAVE 1 -#define CONFIG_I2C_MULTI_BUS +#define CONFIG_SYS_I2C +#define CONFIG_SYS_OMAP24_I2C_SPEED 100000 +#define CONFIG_SYS_OMAP24_I2C_SLAVE 1 +#define CONFIG_SYS_I2C_OMAP34XX /* * TWL4030 diff --git a/include/configs/omap3_mvblx.h b/include/configs/omap3_mvblx.h index 45da2e0..8d11010 100644 --- a/include/configs/omap3_mvblx.h +++ b/include/configs/omap3_mvblx.h @@ -128,11 +128,10 @@ #define CONFIG_CMD_PING #define CONFIG_CMD_FPGA -#define CONFIG_HARD_I2C 1 -#define CONFIG_SYS_I2C_SPEED 100000 -#define CONFIG_SYS_I2C_SLAVE 0 -#define CONFIG_DRIVER_OMAP34XX_I2C 1 -#define CONFIG_I2C_MULTI_BUS 1 +#define CONFIG_SYS_I2C +#define CONFIG_SYS_OMAP24_I2C_SPEED 100000 +#define CONFIG_SYS_OMAP24_I2C_SLAVE 1 +#define CONFIG_SYS_I2C_OMAP34XX /* * TWL4030 diff --git a/include/configs/omap3_overo.h b/include/configs/omap3_overo.h index 4641694..84b4aee 100644 --- a/include/configs/omap3_overo.h +++ b/include/configs/omap3_overo.h @@ -98,11 +98,10 @@ #define CONFIG_CMD_NET /* bootp, tftpboot, rarpboot */ #define CONFIG_SYS_NO_FLASH -#define CONFIG_HARD_I2C -#define CONFIG_SYS_I2C_SPEED 100000 -#define CONFIG_SYS_I2C_SLAVE 1 -#define CONFIG_I2C_MULTI_BUS -#define CONFIG_DRIVER_OMAP34XX_I2C +#define CONFIG_SYS_I2C +#define CONFIG_SYS_OMAP24_I2C_SPEED 100000 +#define CONFIG_SYS_OMAP24_I2C_SLAVE 1 +#define CONFIG_SYS_I2C_OMAP34XX /* * TWL4030 diff --git a/include/configs/omap3_pandora.h b/include/configs/omap3_pandora.h index 3cce0de..eacdfaa 100644 --- a/include/configs/omap3_pandora.h +++ b/include/configs/omap3_pandora.h @@ -111,10 +111,10 @@ #undef CONFIG_CMD_NFS /* NFS support */ #define CONFIG_SYS_NO_FLASH -#define CONFIG_HARD_I2C 1 -#define CONFIG_SYS_I2C_SPEED 100000 -#define CONFIG_SYS_I2C_SLAVE 1 -#define CONFIG_DRIVER_OMAP34XX_I2C 1 +#define CONFIG_SYS_I2C +#define CONFIG_SYS_OMAP24_I2C_SPEED 100000 +#define CONFIG_SYS_OMAP24_I2C_SLAVE 1 +#define CONFIG_SYS_I2C_OMAP34XX /* * TWL4030 diff --git a/include/configs/omap3_sdp3430.h b/include/configs/omap3_sdp3430.h index 697a3f3..6f1304d 100644 --- a/include/configs/omap3_sdp3430.h +++ b/include/configs/omap3_sdp3430.h @@ -114,10 +114,10 @@ /* * I2C for power management setup */ -#define CONFIG_HARD_I2C 1 -#define CONFIG_SYS_I2C_SPEED 100000 -#define CONFIG_SYS_I2C_SLAVE 1 -#define CONFIG_DRIVER_OMAP34XX_I2C 1 +#define CONFIG_SYS_I2C +#define CONFIG_SYS_OMAP24_I2C_SPEED 100000 +#define CONFIG_SYS_OMAP24_I2C_SLAVE 1 +#define CONFIG_SYS_I2C_OMAP34XX /* OMITTED: single 1 Gbit MT29F1G NAND flash */ diff --git a/include/configs/omap3_zoom1.h b/include/configs/omap3_zoom1.h index 8591f98..1dd53fa 100644 --- a/include/configs/omap3_zoom1.h +++ b/include/configs/omap3_zoom1.h @@ -118,10 +118,10 @@ #undef CONFIG_CMD_NFS /* NFS support */ #define CONFIG_SYS_NO_FLASH -#define CONFIG_HARD_I2C 1 -#define CONFIG_SYS_I2C_SPEED 100000 -#define CONFIG_SYS_I2C_SLAVE 1 -#define CONFIG_DRIVER_OMAP34XX_I2C 1 +#define CONFIG_SYS_I2C +#define CONFIG_SYS_OMAP24_I2C_SPEED 100000 +#define CONFIG_SYS_OMAP24_I2C_SLAVE 1 +#define CONFIG_SYS_I2C_OMAP34XX /* * TWL4030 diff --git a/include/configs/omap3_zoom2.h b/include/configs/omap3_zoom2.h index cb8c7ec..f749740 100644 --- a/include/configs/omap3_zoom2.h +++ b/include/configs/omap3_zoom2.h @@ -138,10 +138,10 @@ #undef CONFIG_CMD_NFS /* NFS support */ #define CONFIG_SYS_NO_FLASH -#define CONFIG_HARD_I2C 1 -#define CONFIG_SYS_I2C_SPEED 100000 -#define CONFIG_SYS_I2C_SLAVE 1 -#define CONFIG_DRIVER_OMAP34XX_I2C 1 +#define CONFIG_SYS_I2C +#define CONFIG_SYS_OMAP24_I2C_SPEED 100000 +#define CONFIG_SYS_OMAP24_I2C_SLAVE 1 +#define CONFIG_SYS_I2C_OMAP34XX /* * TWL4030 diff --git a/include/configs/pcm051.h b/include/configs/pcm051.h index 4970b13..6f41ee7 100644 --- a/include/configs/pcm051.h +++ b/include/configs/pcm051.h @@ -172,11 +172,10 @@ /* I2C Configuration */ #define CONFIG_I2C #define CONFIG_CMD_I2C -#define CONFIG_HARD_I2C -#define CONFIG_SYS_I2C_SPEED 100000 -#define CONFIG_SYS_I2C_SLAVE 1 -#define CONFIG_I2C_MULTI_BUS -#define CONFIG_DRIVER_OMAP24XX_I2C +#define CONFIG_SYS_I2C +#define CONFIG_SYS_OMAP24_I2C_SPEED 100000 +#define CONFIG_SYS_OMAP24_I2C_SLAVE 1 +#define CONFIG_SYS_I2C_OMAP24XX #define CONFIG_CMD_EEPROM #define CONFIG_ENV_EEPROM_IS_ON_I2C #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ diff --git a/include/configs/siemens-am33x-common.h b/include/configs/siemens-am33x-common.h index 9eb0a04..745e3be 100644 --- a/include/configs/siemens-am33x-common.h +++ b/include/configs/siemens-am33x-common.h @@ -131,11 +131,10 @@ /* I2C Configuration */ #define CONFIG_I2C #define CONFIG_CMD_I2C -#define CONFIG_HARD_I2C -#define CONFIG_SYS_I2C_SLAVE 1 -#define CONFIG_I2C_MULTI_BUS -#define CONFIG_DRIVER_OMAP24XX_I2C - +#define CONFIG_SYS_I2C +#define CONFIG_SYS_OMAP24_I2C_SPEED OMAP_I2C_STANDARD +#define CONFIG_SYS_OMAP24_I2C_SLAVE 1 +#define CONFIG_SYS_I2C_OMAP24XX /* Defines for SPL */ #define CONFIG_SPL diff --git a/include/configs/tam3517-common.h b/include/configs/tam3517-common.h index 683bc54..6112c1b 100644 --- a/include/configs/tam3517-common.h +++ b/include/configs/tam3517-common.h @@ -117,14 +117,13 @@ #undef CONFIG_CMD_IMLS #define CONFIG_SYS_NO_FLASH -#define CONFIG_HARD_I2C -#define CONFIG_SYS_I2C_SPEED 400000 -#define CONFIG_SYS_I2C_SLAVE 1 +#define CONFIG_SYS_I2C +#define CONFIG_SYS_OMAP24_I2C_SPEED 400000 +#define CONFIG_SYS_OMAP24_I2C_SLAVE 1 +#define CONFIG_SYS_I2C_OMAP34XX #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* base address */ #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* bytes of address */ #define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 0x07 -#define CONFIG_DRIVER_OMAP34XX_I2C - /* * Board NAND Info. @@ -369,7 +368,7 @@ struct tam3517_module_info { #define TAM3517_READ_EEPROM(info, ret) \ do { \ - i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); \ + i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE); \ if (eeprom_read(CONFIG_SYS_I2C_EEPROM_ADDR, 0, \ (void *)info, sizeof(*info))) \ ret = 1; \ diff --git a/include/configs/ti_armv7_common.h b/include/configs/ti_armv7_common.h index 84269ad..99b60fc 100644 --- a/include/configs/ti_armv7_common.h +++ b/include/configs/ti_armv7_common.h @@ -59,12 +59,11 @@ /* I2C IP block */ #define CONFIG_I2C -#define CONFIG_HARD_I2C -#define CONFIG_SYS_I2C_SPEED 100000 -#define CONFIG_SYS_I2C_SLAVE 1 -#define CONFIG_I2C_MULTI_BUS -#define CONFIG_DRIVER_OMAP24XX_I2C #define CONFIG_CMD_I2C +#define CONFIG_SYS_I2C +#define CONFIG_SYS_OMAP24_I2C_SPEED 100000 +#define CONFIG_SYS_OMAP24_I2C_SLAVE 1 +#define CONFIG_SYS_I2C_OMAP24XX /* MMC/SD IP block */ #define CONFIG_MMC diff --git a/include/configs/tricorder.h b/include/configs/tricorder.h index d57394e..afd8707 100644 --- a/include/configs/tricorder.h +++ b/include/configs/tricorder.h @@ -98,11 +98,11 @@ #define CONFIG_DOS_PARTITION /* I2C */ -#define CONFIG_HARD_I2C -#define CONFIG_SYS_I2C_SPEED 100000 -#define CONFIG_SYS_I2C_SLAVE 1 -#define CONFIG_DRIVER_OMAP34XX_I2C 1 -#define CONFIG_I2C_MULTI_BUS +#define CONFIG_SYS_I2C +#define CONFIG_SYS_OMAP24_I2C_SPEED 100000 +#define CONFIG_SYS_OMAP24_I2C_SLAVE 1 +#define CONFIG_SYS_I2C_OMAP34XX + /* EEPROM */ #define CONFIG_SYS_I2C_MULTI_EEPROMS diff --git a/include/configs/zynq.h b/include/configs/zynq.h index 4c6e6e8..82ec826 100644 --- a/include/configs/zynq.h +++ b/include/configs/zynq.h @@ -60,10 +60,10 @@ /* I2C */ #if defined(CONFIG_ZYNQ_I2C0) || defined(CONFIG_ZYNQ_I2C1) # define CONFIG_CMD_I2C -# define CONFIG_ZYNQ_I2C -# define CONFIG_HARD_I2C -# define CONFIG_SYS_I2C_SPEED 100000 -# define CONFIG_SYS_I2C_SLAVE 1 +# define CONFIG_SYS_I2C +# define CONFIG_SYS_I2C_ZYNQ +# define CONFIG_SYS_I2C_ZYNQ_SPEED 100000 +# define CONFIG_SYS_I2C_ZYNQ_SLAVE 1 #endif #if defined(CONFIG_ZYNQ_DCC) |