[U-Boot] [PATCH] qe: disable qe when qe-ucode fails to be uploaded
Zhao Qiang
B45475 at freescale.com
Fri Apr 25 11:14:49 CEST 2014
when qe-ucode fails to be uploaded, disable qe.
Signed-off-by: Zhao Qiang <B45475 at freescale.com>
---
drivers/qe/qe.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/qe/qe.c b/drivers/qe/qe.c
index b1da75e..c77cc16 100644
--- a/drivers/qe/qe.c
+++ b/drivers/qe/qe.c
@@ -14,6 +14,8 @@
#include "asm/immap_qe.h"
#include "qe.h"
+#define MPC85xx_DEVDISR_QE_DISABLE 0x1
+
qe_map_t *qe_immr = NULL;
static qe_snum_t snums[QE_NUM_OF_SNUM];
@@ -317,6 +319,7 @@ int qe_upload_firmware(const struct qe_firmware *firmware)
size_t calc_size = sizeof(struct qe_firmware);
size_t length;
const struct qe_header *hdr;
+ ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
if (!firmware) {
printf("Invalid address\n");
@@ -330,6 +333,7 @@ int qe_upload_firmware(const struct qe_firmware *firmware)
if ((hdr->magic[0] != 'Q') || (hdr->magic[1] != 'E') ||
(hdr->magic[2] != 'F')) {
printf("Not a microcode\n");
+ setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_QE_DISABLE);
return -EPERM;
}
--
1.8.5
More information about the U-Boot
mailing list