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ARM: DRA7: Enable EEPROM support

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Enable EEPROM support for DRA74-evm.

Acked-by: Nishanth Menon <nm@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
This commit is contained in:
Lokesh Vutla 2016-03-08 09:18:05 +05:30 committed by Tom Rini
parent d3b98a9eb9
commit 25afe55de5
4 changed files with 63 additions and 4 deletions
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1
arch/arm/cpu/armv7/omap5/Kconfig
View file

@ -12,6 +12,7 @@ config TARGET_OMAP5_UEVM
config TARGET_DRA7XX_EVM
bool "TI DRA7XX"
select TI_I2C_BOARD_DETECT
config TARGET_BEAGLE_X15
bool "BeagleBoard X15"

3
board/ti/dra7xx/Kconfig
View file

@ -17,4 +17,7 @@ config CONS_INDEX
The DRA7xx (and AM57x) SoC has a total of 6 UARTs available to it.
Depending on your specific board you may want something other than UART1
here.
source "board/ti/common/Kconfig"
endif

59
board/ti/dra7xx/evm.c
View file

@ -13,6 +13,7 @@
#include <common.h>
#include <palmas.h>
#include <sata.h>
#include <linux/string.h>
#include <asm/gpio.h>
#include <usb.h>
#include <linux/usb/gadget.h>
@ -27,6 +28,11 @@
#include <ti-usb-phy-uboot.h>
#include "mux_data.h"
#include "../common/board_detect.h"
#define board_is_dra74x_evm() board_ti_is("5777xCPU")
#define board_is_dra74x_revh_or_later() board_is_dra74x_evm() && \
(strncmp("H", board_ti_get_rev(), 1) <= 0)
#ifdef CONFIG_DRIVER_TI_CPSW
#include <cpsw.h>
@ -37,8 +43,10 @@ DECLARE_GLOBAL_DATA_PTR;
/* GPIO 7_11 */
#define GPIO_DDR_VTT_EN 203
#define SYSINFO_BOARD_NAME_MAX_LEN 37
const struct omap_sysinfo sysinfo = {
"Board: DRA7xx\n"
"Board: UNKNOWN(DRA7 EVM) REV UNKNOWN\n"
};
/**
@ -57,16 +65,59 @@ int board_init(void)
int board_late_init(void)
{
#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
if (omap_revision() == DRA722_ES1_0)
setenv("board_name", "dra72x");
char *name = "unknown";
if (is_dra72x())
name = "dra72x";
else
setenv("board_name", "dra7xx");
name = "dra7xx";
set_board_info_env(name);
omap_die_id_serial();
#endif
return 0;
}
#ifdef CONFIG_SPL_BUILD
void do_board_detect(void)
{
int rc;
rc = ti_i2c_eeprom_dra7_get(CONFIG_EEPROM_BUS_ADDRESS,
CONFIG_EEPROM_CHIP_ADDRESS);
if (rc)
printf("ti_i2c_eeprom_init failed %d\n", rc);
}
#else
void do_board_detect(void)
{
char *bname = NULL;
int rc;
rc = ti_i2c_eeprom_dra7_get(CONFIG_EEPROM_BUS_ADDRESS,
CONFIG_EEPROM_CHIP_ADDRESS);
if (rc)
printf("ti_i2c_eeprom_init failed %d\n", rc);
if (board_is_dra74x_evm()) {
bname = "DRA74x EVM";
/* If EEPROM is not populated */
} else {
if (is_dra72x())
bname = "DRA72x EVM";
else
bname = "DRA74x EVM";
}
if (bname)
snprintf(sysinfo.board_string, SYSINFO_BOARD_NAME_MAX_LEN,
"Board: %s REV %s\n", bname, board_ti_get_rev());
}
#endif /* CONFIG_SPL_BUILD */
void set_muxconf_regs_essential(void)
{
do_set_mux32((*ctrl)->control_padconf_core_base,

4
include/configs/dra7xx_evm.h
View file

@ -341,4 +341,8 @@
#endif
#endif /* NOR support */
/* EEPROM */
#define CONFIG_EEPROM_CHIP_ADDRESS 0x50
#define CONFIG_EEPROM_BUS_ADDRESS 0
#endif /* __CONFIG_DRA7XX_EVM_H */