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| author | Rainer Boschung <rainer.boschung@keymile.com> | 2014-01-27 11:49:04 +0100 |
|---|---|---|
| committer | York Sun <yorksun@freescale.com> | 2014-02-03 08:38:49 -0800 |
| commit | dd21f09669ee65500f1f9bce5c4024cf817f3c79 (patch) | |
| tree | ae8b332e5102eeba1194fa660847ac08bc111de3 | |
| parent | 714fd406daab6a98b2ee8d301c4888c113fdd818 (diff) | |
| download | u-boot-imx-dd21f09669ee65500f1f9bce5c4024cf817f3c79.zip u-boot-imx-dd21f09669ee65500f1f9bce5c4024cf817f3c79.tar.gz u-boot-imx-dd21f09669ee65500f1f9bce5c4024cf817f3c79.tar.bz2 | |
kmp204x: support for QRIO1 bootcounter
Make use of the QRIO1 32bit register at 0x20 as bootcounter register
Check for BOOTCOUNT_MAGIC pattern when before bootcounter value is read
Signed-off-by: Rainer Boschung <rainer.boschung@keymile.com>
Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com>
[York Sun: Minor change to commit message]
Signed-off-by: York Sun <yorksun@freescale.com>
| -rw-r--r-- | board/keymile/kmp204x/kmp204x.c | 20 | ||||
| -rw-r--r-- | include/configs/km/kmp204x-common.h | 6 |
2 files changed, 4 insertions, 22 deletions
diff --git a/board/keymile/kmp204x/kmp204x.c b/board/keymile/kmp204x/kmp204x.c index f02642a..20a3264 100644 --- a/board/keymile/kmp204x/kmp204x.c +++ b/board/keymile/kmp204x/kmp204x.c @@ -133,26 +133,6 @@ void qrio_prstcfg(u8 bit, u8 mode) out_be32(qrio_base + PRSTCFG_OFF, prstcfg); } - -#define BOOTCOUNT_OFF 0x12 - -void bootcount_store(ulong counter) -{ - u8 val; - void __iomem *qrio_base = (void *)CONFIG_SYS_QRIO_BASE; - - val = (counter <= 255) ? (u8)counter : 255; - out_8(qrio_base + BOOTCOUNT_OFF, val); -} - -ulong bootcount_load(void) -{ - u8 val; - void __iomem *qrio_base = (void *)CONFIG_SYS_QRIO_BASE; - val = in_8(qrio_base + BOOTCOUNT_OFF); - return val; -} - #define NUM_SRDS_BANKS 2 #define PHY_RST 15 diff --git a/include/configs/km/kmp204x-common.h b/include/configs/km/kmp204x-common.h index 2466649..0461815 100644 --- a/include/configs/km/kmp204x-common.h +++ b/include/configs/km/kmp204x-common.h @@ -148,8 +148,6 @@ unsigned long get_board_sys_clk(unsigned long dummy); #define CONFIG_KM_KERNEL_ADDR 0x1000000 /* max kernel size 15.5Mbytes */ #define CONFIG_KM_FDT_ADDR 0x1F80000 /* max dtb size 0.5Mbytes */ -#define CONFIG_BOOTCOUNT_LIMIT - /* * Local Bus Definitions */ @@ -206,6 +204,10 @@ unsigned long get_board_sys_clk(unsigned long dummy); #define CONFIG_SYS_BR1_PRELIM CONFIG_SYS_QRIO_BR_PRELIM /* QRIO Base Address */ #define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_QRIO_OR_PRELIM /* QRIO Options */ +/* bootcounter in QRIO */ +#define CONFIG_BOOTCOUNT_LIMIT +#define CONFIG_SYS_BOOTCOUNT_ADDR (CONFIG_SYS_QRIO_BASE + 0x20) + #define CONFIG_BOARD_EARLY_INIT_F #define CONFIG_BOARD_EARLY_INIT_R /* call board_early_init_r function */ #define CONFIG_MISC_INIT_R |