[U-Boot] [PATCH 5/7] omap-common: Common serial and usbethaddr functions based on die id
Paul Kocialkowski
contact at paulk.fr
Thu Aug 27 19:37:12 CEST 2015
Now that we have a common prototype to grab the omap die id, functions to figure
out a serial number and usb ethernet address can use it directly.
Those also get an omap_die_id prefix for better consistency.
Signed-off-by: Paul Kocialkowski <contact at paulk.fr>
---
arch/arm/cpu/armv7/omap-common/utils.c | 49 +++++++++++++++++++---------------
arch/arm/include/asm/omap_common.h | 5 ++--
board/lge/sniper/sniper.c | 11 +-------
board/ti/beagle/beagle.c | 8 ++----
board/ti/dra7xx/evm.c | 5 +---
board/ti/omap5_uevm/evm.c | 5 +---
board/ti/panda/panda.c | 4 +--
7 files changed, 36 insertions(+), 51 deletions(-)
diff --git a/arch/arm/cpu/armv7/omap-common/utils.c b/arch/arm/cpu/armv7/omap-common/utils.c
index acff16b..28d0f86 100644
--- a/arch/arm/cpu/armv7/omap-common/utils.c
+++ b/arch/arm/cpu/armv7/omap-common/utils.c
@@ -46,35 +46,40 @@ __weak void omap_die_id(unsigned int *die_id)
die_id[0] = die_id[1] = die_id[2] = die_id[3] = 0;
}
-void __weak usb_fake_mac_from_die_id(u32 *id)
+void omap_die_id_serial(void)
{
- uint8_t device_mac[6];
+ unsigned int die_id[4] = { 0 };
+ char serial_string[17] = { 0 };
- if (!getenv("usbethaddr")) {
- /*
- * create a fake MAC address from the processor ID code.
- * first byte is 0x02 to signify locally administered.
- */
- device_mac[0] = 0x02;
- device_mac[1] = id[3] & 0xff;
- device_mac[2] = id[2] & 0xff;
- device_mac[3] = id[1] & 0xff;
- device_mac[4] = id[0] & 0xff;
- device_mac[5] = (id[0] >> 8) & 0xff;
+ omap_die_id((unsigned int *)&die_id);
- eth_setenv_enetaddr("usbethaddr", device_mac);
+ if (!getenv("serial#")) {
+ snprintf(serial_string, sizeof(serial_string),
+ "%08x%08x", die_id[0], die_id[3]);
+
+ setenv("serial#", serial_string);
}
}
-void __weak usb_set_serial_num_from_die_id(u32 *id)
+void omap_die_id_usbethaddr(void)
{
- char serialno[72];
- uint32_t serialno_lo, serialno_hi;
+ unsigned int die_id[4] = { 0 };
+ unsigned char mac[6] = { 0 };
- if (!getenv("serial#")) {
- serialno_hi = id[0];
- serialno_lo = id[1];
- sprintf(serialno, "%08x%08x", serialno_hi, serialno_lo);
- setenv("serial#", serialno);
+ omap_die_id((unsigned int *)&die_id);
+
+ if (!getenv("usbethaddr")) {
+ /*
+ * Create a fake MAC address from the processor ID code.
+ * First byte is 0x02 to signify locally administered.
+ */
+ mac[0] = 0x02;
+ mac[1] = die_id[3] & 0xff;
+ mac[2] = die_id[2] & 0xff;
+ mac[3] = die_id[1] & 0xff;
+ mac[4] = die_id[0] & 0xff;
+ mac[5] = (die_id[0] >> 8) & 0xff;
+
+ eth_setenv_enetaddr("usbethaddr", mac);
}
}
diff --git a/arch/arm/include/asm/omap_common.h b/arch/arm/include/asm/omap_common.h
index b46e467..725b2da 100644
--- a/arch/arm/include/asm/omap_common.h
+++ b/arch/arm/include/asm/omap_common.h
@@ -596,8 +596,9 @@ void abb_setup(u32 fuse, u32 ldovbb, u32 setup, u32 control,
u32 txdone, u32 txdone_mask, u32 opp);
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_die_id_serial(void);
+void omap_die_id_usbethaddr(void);
+
void recalibrate_iodelay(void);
void omap_smc1(u32 service, u32 val);
diff --git a/board/lge/sniper/sniper.c b/board/lge/sniper/sniper.c
index ae9fe69..cdda76b 100644
--- a/board/lge/sniper/sniper.c
+++ b/board/lge/sniper/sniper.c
@@ -92,8 +92,6 @@ int board_init(void)
int misc_init_r(void)
{
unsigned char keypad_matrix[64] = { 0 };
- unsigned int die_id[4] = { 0 };
- char serial_string[17] = { 0 };
char reboot_mode[2] = { 0 };
unsigned char keys[3];
unsigned char data = 0;
@@ -140,14 +138,7 @@ int misc_init_r(void)
/* Serial number */
- omap_die_id(die_id);
-
- if (!getenv("serial#")) {
- snprintf(serial_string, sizeof(serial_string),
- "%08x%08x", die_id[0], die_id[3]);
-
- setenv("serial#", serial_string);
- }
+ omap_die_id_serial();
/* MUSB */
diff --git a/board/ti/beagle/beagle.c b/board/ti/beagle/beagle.c
index b0d06a5..149b5db 100644
--- a/board/ti/beagle/beagle.c
+++ b/board/ti/beagle/beagle.c
@@ -506,12 +506,8 @@ int misc_init_r(void)
musb_register(&musb_plat, &musb_board_data, (void *)MUSB_BASE);
#endif
- if (generate_fake_mac) {
- unsigned int die_id[4] = { 0 };
-
- omap_die_id(die_id);
- usb_fake_mac_from_die_id(die_id);
- }
+ if (generate_fake_mac)
+ omap_die_id_usbethaddr();
return 0;
}
diff --git a/board/ti/dra7xx/evm.c b/board/ti/dra7xx/evm.c
index ed5ec07..2edbd05 100644
--- a/board/ti/dra7xx/evm.c
+++ b/board/ti/dra7xx/evm.c
@@ -57,15 +57,12 @@ int board_init(void)
int board_late_init(void)
{
#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
- unsigned int die_id[4] = { 0 };
-
if (omap_revision() == DRA722_ES1_0)
setenv("board_name", "dra72x");
else
setenv("board_name", "dra7xx");
- omap_die_id(die_id);
- usb_set_serial_num_from_die_id(die_id);
+ omap_die_id_serial();
#endif
return 0;
}
diff --git a/board/ti/omap5_uevm/evm.c b/board/ti/omap5_uevm/evm.c
index 1b922a8..f4500b4 100644
--- a/board/ti/omap5_uevm/evm.c
+++ b/board/ti/omap5_uevm/evm.c
@@ -112,14 +112,11 @@ static void enable_host_clocks(void)
*/
int misc_init_r(void)
{
- unsigned int die_id[4] = { 0 };
-
#ifdef CONFIG_PALMAS_POWER
palmas_init_settings();
#endif
- omap_die_id(die_id);
- usb_fake_mac_from_die_id(die_id);
+ omap_die_id_usbethaddr();
return 0;
}
diff --git a/board/ti/panda/panda.c b/board/ti/panda/panda.c
index 79ec69e..8005159 100644
--- a/board/ti/panda/panda.c
+++ b/board/ti/panda/panda.c
@@ -209,7 +209,6 @@ int misc_init_r(void)
{
int phy_type;
u32 auxclk, altclksrc;
- unsigned int die_id[4] = { 0 };
/* EHCI is not supported on ES1.0 */
if (omap_revision() == OMAP4430_ES1_0)
@@ -263,8 +262,7 @@ int misc_init_r(void)
writel(altclksrc, &scrm->altclksrc);
- omap_die_id(die_id);
- usb_fake_mac_from_die_id(die_id);
+ omap_die_id_usbethaddr();
return 0;
}
--
1.9.1
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