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| author | Otavio Salvador <otavio@ossystems.com.br> | 2013-01-11 03:19:08 +0000 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2013-01-21 12:05:20 +0100 |
| commit | f69077e4206d8a33cdb1d9b14afaafd343cb9eea (patch) | |
| tree | 9b9257343afbfac631a9d27afde7741e1542fe52 | |
| parent | 95e873d6011e299852e679cb7d5e74c4e6f67808 (diff) | |
| download | talos-obmc-uboot-f69077e4206d8a33cdb1d9b14afaafd343cb9eea.tar.gz talos-obmc-uboot-f69077e4206d8a33cdb1d9b14afaafd343cb9eea.zip | |
mx23: Add support on print_cpuinfo()
Add information to identify i.MX23 chips and its known revisions.
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Cc: Fabio Estevam <fabio.estevam@freescale.com>
Cc: Marek Vasut <marex@denx.de>
Cc: Stefano Babic <sbabic@denx.de>
| -rw-r--r-- | arch/arm/cpu/arm926ejs/mxs/mxs.c | 19 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-mxs/regs-digctl.h | 1 |
2 files changed, 19 insertions, 1 deletions
diff --git a/arch/arm/cpu/arm926ejs/mxs/mxs.c b/arch/arm/cpu/arm926ejs/mxs/mxs.c index 6ce8019b83..a7486230f6 100644 --- a/arch/arm/cpu/arm926ejs/mxs/mxs.c +++ b/arch/arm/cpu/arm926ejs/mxs/mxs.c @@ -1,5 +1,5 @@ /* - * Freescale i.MX28 common code + * Freescale i.MX23/i.MX28 common code * * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com> * on behalf of DENX Software Engineering GmbH @@ -196,6 +196,8 @@ static const char *get_cpu_type(void) (struct mxs_digctl_regs *)MXS_DIGCTL_BASE; switch (readl(&digctl_regs->hw_digctl_chipid) & HW_DIGCTL_CHIPID_MASK) { + case HW_DIGCTL_CHIPID_MX23: + return "23"; case HW_DIGCTL_CHIPID_MX28: return "28"; default: @@ -210,6 +212,21 @@ static const char *get_cpu_rev(void) uint8_t rev = readl(&digctl_regs->hw_digctl_chipid) & 0x000000FF; switch (readl(&digctl_regs->hw_digctl_chipid) & HW_DIGCTL_CHIPID_MASK) { + case HW_DIGCTL_CHIPID_MX23: + switch (rev) { + case 0x0: + return "1.0"; + case 0x1: + return "1.1"; + case 0x2: + return "1.2"; + case 0x3: + return "1.3"; + case 0x4: + return "1.4"; + default: + return "??"; + } case HW_DIGCTL_CHIPID_MX28: switch (rev) { case 0x1: diff --git a/arch/arm/include/asm/arch-mxs/regs-digctl.h b/arch/arm/include/asm/arch-mxs/regs-digctl.h index e7cc4b45d5..d0433254d5 100644 --- a/arch/arm/include/asm/arch-mxs/regs-digctl.h +++ b/arch/arm/include/asm/arch-mxs/regs-digctl.h @@ -154,6 +154,7 @@ struct mxs_digctl_regs { /* Product code identification */ #define HW_DIGCTL_CHIPID_MASK (0xffff << 16) +#define HW_DIGCTL_CHIPID_MX23 (0x3780 << 16) #define HW_DIGCTL_CHIPID_MX28 (0x2800 << 16) #endif /* __MX28_REGS_DIGCTL_H__ */ |
