diff options
| author | Tom Rini <trini@ti.com> | 2013-11-08 13:53:14 -0500 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2013-11-11 12:17:35 -0500 |
| commit | abcaa6ee2a7f2648d967ad29fbc6a27acd13658c (patch) | |
| tree | bd93e9631741294ccea8dfd0eb65000fb621724e | |
| parent | ebc18afd0a150b0285c643a4d3c898e19323683b (diff) | |
| download | u-boot-abcaa6ee2a7f2648d967ad29fbc6a27acd13658c.tar.gz | |
am33xx: Make SoC bootcount driver have its own symbol
Some am33xx boards may not use the RTC block for bootcount (as it may
not be wired up for the board) and use some other facility. So add
another symbol for the bootcount driver for the IP block.
Acked-by: Heiko Schocher <hs@denx.de>
Signed-off-by: Tom Rini <trini@ti.com>
| -rw-r--r-- | drivers/bootcount/Makefile | 2 | ||||
| -rw-r--r-- | drivers/bootcount/bootcount_davinci.c | 4 | ||||
| -rw-r--r-- | include/configs/am335x_evm.h | 4 | ||||
| -rw-r--r-- | include/configs/ti_am335x_common.h | 4 |
4 files changed, 11 insertions, 3 deletions
diff --git a/drivers/bootcount/Makefile b/drivers/bootcount/Makefile index d9c56958536..bed6971aa55 100644 --- a/drivers/bootcount/Makefile +++ b/drivers/bootcount/Makefile @@ -6,6 +6,6 @@ obj-y += bootcount.o obj-$(CONFIG_AT91SAM9XE) += bootcount_at91.o obj-$(CONFIG_BLACKFIN) += bootcount_blackfin.o obj-$(CONFIG_SOC_DA8XX) += bootcount_davinci.o -obj-$(CONFIG_AM33XX) += bootcount_davinci.o +obj-$(CONFIG_BOOTCOUNT_AM33XX) += bootcount_davinci.o obj-$(CONFIG_BOOTCOUNT_RAM) += bootcount_ram.o obj-$(CONFIG_BOOTCOUNT_ENV) += bootcount_env.o diff --git a/drivers/bootcount/bootcount_davinci.c b/drivers/bootcount/bootcount_davinci.c index f0acfad8056..fa87b5e7b94 100644 --- a/drivers/bootcount/bootcount_davinci.c +++ b/drivers/bootcount/bootcount_davinci.c @@ -2,6 +2,10 @@ * (C) Copyright 2011 * Heiko Schocher, DENX Software Engineering, hs@denx.de. * + * A bootcount driver for the RTC IP block found on many TI platforms. + * This requires the RTC clocks, etc, to be enabled prior to use and + * not all boards with this IP block on it will have the RTC in use. + * * SPDX-License-Identifier: GPL-2.0+ */ diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h index c2ba7e35d89..90159278fce 100644 --- a/include/configs/am335x_evm.h +++ b/include/configs/am335x_evm.h @@ -199,6 +199,10 @@ #define CONFIG_SPL_POWER_SUPPORT #define CONFIG_SPL_YMODEM_SUPPORT +/* Bootcount using the RTC block */ +#define CONFIG_BOOTCOUNT_LIMIT +#define CONFIG_BOOTCOUNT_AM33XX + /* CPSW support */ #define CONFIG_SPL_ETH_SUPPORT diff --git a/include/configs/ti_am335x_common.h b/include/configs/ti_am335x_common.h index 0f6fa6254fb..4364eef7ba8 100644 --- a/include/configs/ti_am335x_common.h +++ b/include/configs/ti_am335x_common.h @@ -43,9 +43,9 @@ /* * RTC related defines. To use bootcount you must set bootlimit in the - * environment to a non-zero value. + * environment to a non-zero value and enable CONFIG_BOOTCOUNT_LIMIT + * in the board config. */ -#define CONFIG_BOOTCOUNT_LIMIT #define CONFIG_SYS_BOOTCOUNT_ADDR 0x44E3E000 /* Enable the HW watchdog, since we can use this with bootcount */ |