diff options
| author | Dileep Katta <dileep.katta@linaro.org> | 2015-03-25 04:04:51 +0530 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2015-04-23 13:59:19 -0400 |
| commit | f12467d1a5d299738c19faeae39d3f093ef67624 (patch) | |
| tree | eb6a951054c17eae33915cfeb8db3bb63a0a0b90 /arch/arm | |
| parent | be17d396ffd051703839b896f28cd8dfbb859772 (diff) | |
ARM: DRA7: Set serial number environment variable
This patch populates serial number environment variable from
die_id_0 and die_id_1 register values for DRA7xx boards.
The function is added in omap common code so that this can be re-used.
Serial# environment variable will be useful to show correct
information in "fastboot devices" commands.
Ref:
http://git.omapzoom.org/?p=repo/u-boot.git;a=commit;h=a6bcaaf67f6e4bcd97808f53d0ceb4b0c04d583c
Signed-off-by: Angela Stegmaier <angelabaker@ti.com>
Signed-off-by: Dileep Katta <dileep.katta@linaro.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/cpu/armv7/omap-common/utils.c | 13 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/omap5/prcm-regs.c | 4 | ||||
| -rw-r--r-- | arch/arm/include/asm/omap_common.h | 5 |
3 files changed, 22 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/omap-common/utils.c b/arch/arm/cpu/armv7/omap-common/utils.c index 1696c2dbda..df5f817baa 100644 --- a/arch/arm/cpu/armv7/omap-common/utils.c +++ b/arch/arm/cpu/armv7/omap-common/utils.c @@ -60,3 +60,16 @@ void __weak usb_fake_mac_from_die_id(u32 *id) eth_setenv_enetaddr("usbethaddr", device_mac); } } + +void __weak usb_set_serial_num_from_die_id(u32 *id) +{ + char serialno[72]; + uint32_t serialno_lo, serialno_hi; + + if (!getenv("serial#")) { + serialno_hi = id[0]; + serialno_lo = id[1]; + sprintf(serialno, "%08x%08x", serialno_hi, serialno_lo); + setenv("serial#", serialno); + } +} diff --git a/arch/arm/cpu/armv7/omap5/prcm-regs.c b/arch/arm/cpu/armv7/omap5/prcm-regs.c index 440bb40a14..f80d36dc3c 100644 --- a/arch/arm/cpu/armv7/omap5/prcm-regs.c +++ b/arch/arm/cpu/armv7/omap5/prcm-regs.c @@ -440,6 +440,10 @@ struct omap_sys_ctrl_regs const dra7xx_ctrl = { .control_emif1_sdram_config_ext = 0x4AE0C144, .control_emif2_sdram_config_ext = 0x4AE0C148, .control_wkup_ldovbb_mpu_voltage_ctrl = 0x4AE0C158, + .control_std_fuse_die_id_0 = 0x4AE0C200, + .control_std_fuse_die_id_1 = 0x4AE0C208, + .control_std_fuse_die_id_2 = 0x4AE0C20C, + .control_std_fuse_die_id_3 = 0x4AE0C210, .control_padconf_mode = 0x4AE0C5A0, .control_xtal_oscillator = 0x4AE0C5A4, .control_i2c_2 = 0x4AE0C5A8, diff --git a/arch/arm/include/asm/omap_common.h b/arch/arm/include/asm/omap_common.h index c8c3e71b55..b0296fbae6 100644 --- a/arch/arm/include/asm/omap_common.h +++ b/arch/arm/include/asm/omap_common.h @@ -362,6 +362,10 @@ struct omap_sys_ctrl_regs { u32 control_core_control_io1; u32 control_core_control_io2; u32 control_id_code; + u32 control_std_fuse_die_id_0; + u32 control_std_fuse_die_id_1; + u32 control_std_fuse_die_id_2; + u32 control_std_fuse_die_id_3; u32 control_std_fuse_opp_bgap; u32 control_ldosram_iva_voltage_ctrl; u32 control_ldosram_mpu_voltage_ctrl; @@ -578,6 +582,7 @@ void abb_setup(u32 fuse, u32 ldovbb, u32 setup, u32 control, s8 abb_setup_ldovbb(u32 fuse, u32 ldovbb); void usb_fake_mac_from_die_id(u32 *id); +void usb_set_serial_num_from_die_id(u32 *id); void omap_smc1(u32 service, u32 val); |