Kévin Redon has submitted this change and it was merged. ( 
https://gerrit.osmocom.org/9858 )

Change subject: qmod: Add 'e' command for erasing the EEPROM
......................................................................

qmod: Add 'e' command for erasing the EEPROM

Change-Id: Id7cb0db568dd3e9d796829bf0019d63048612998
---
M firmware/libboard/qmod/source/board_qmod.c
1 file changed, 24 insertions(+), 0 deletions(-)

Approvals:
  Kévin Redon: Looks good to me, approved
  Jenkins Builder: Verified



diff --git a/firmware/libboard/qmod/source/board_qmod.c 
b/firmware/libboard/qmod/source/board_qmod.c
index 47a4cb6..acd090f 100644
--- a/firmware/libboard/qmod/source/board_qmod.c
+++ b/firmware/libboard/qmod/source/board_qmod.c
@@ -102,6 +102,26 @@
        return 0;
 }

+static int erase_hub_eeprom(void)
+{
+       int i;
+
+       /* wait */
+       mdelay(100);
+
+       TRACE_INFO("Erasing EEPROM...\n\r");
+       /* write the EEPROM once */
+       for (i = 0; i < 256; i++) {
+               int rc = eeprom_write_byte(0x50, i, 0xff);
+               /* if the result was negative, repeat that write */
+               if (rc < 0)
+                       i--;
+       }
+
+       return 0;
+}
+
+
 static void board_exec_dbg_cmd_st12only(int ch)
 {
        uint32_t addr, val;
@@ -114,6 +134,9 @@
        case 'E':
                write_hub_eeprom();
                break;
+       case 'e':
+               erase_hub_eeprom();
+               break;
        case 'O':
                printf("Setting PRTPWR_OVERRIDE\n\r");
                PIO_Set(&pin_hubpwr_override);
@@ -161,6 +184,7 @@
                printf("\tR\treset SAM3\n\r");
                if (qmod_sam3_is_12()) {
                        printf("\tE\tprogram EEPROM\n\r");
+                       printf("\te\tErase EEPROM\n\r");
                        printf("\tO\tEnable PRTPWR_OVERRIDE\n\r");
                        printf("\to\tDisable PRTPWR_OVERRIDE\n\r");
                        printf("\tH\tRelease HUB RESET (high)\n\r");

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Gerrit-Project: simtrace2
Gerrit-Branch: master
Gerrit-MessageType: merged
Gerrit-Change-Id: Id7cb0db568dd3e9d796829bf0019d63048612998
Gerrit-Change-Number: 9858
Gerrit-PatchSet: 2
Gerrit-Owner: Harald Welte <lafo...@gnumonks.org>
Gerrit-Reviewer: Jenkins Builder
Gerrit-Reviewer: Kévin Redon <kre...@sysmocom.de>

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