We need to access reg stp_rep9, but not stp_rep[(9 - 1) / 2].
If using "__raw_writel(0, DI_STP_REP(disp, 9))", this will exceeds
the size of stp_rep array.
Signed-off-by: Peng Fan <peng....@freescale.com>
Acked-by: Liu Ying <ying....@freescale.com>
Cc: Stefano Babic <sba...@denx.de>
Cc: Anatolij Gustschin <ag...@denx.de>
---
drivers/video/ipu_disp.c | 2 +-
drivers/video/ipu_regs.h | 1 +
2 files changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/video/ipu_disp.c b/drivers/video/ipu_disp.c
index 7a87478..cbac9f7 100644
--- a/drivers/video/ipu_disp.c
+++ b/drivers/video/ipu_disp.c
@@ -1117,7 +1117,7 @@ int32_t ipu_init_sync_panel(int disp, uint32_t pixel_clk,
reg &= 0x0000FFFF;
__raw_writel(reg, DI_STP_REP(disp, 6));
__raw_writel(0, DI_STP_REP(disp, 7));
- __raw_writel(0, DI_STP_REP(disp, 9));
+ __raw_writel(0, DI_STP_REP9(disp));
/* Init template microcode */
if (disp) {
diff --git a/drivers/video/ipu_regs.h b/drivers/video/ipu_regs.h
index c2c134a..0d3fe06 100644
--- a/drivers/video/ipu_regs.h
+++ b/drivers/video/ipu_regs.h
@@ -338,6 +338,7 @@ struct ipu_dmfc {
#define DI_SW_GEN0(di, gen) (&DI_REG(di)->sw_gen0[gen - 1])
#define DI_SW_GEN1(di, gen) (&DI_REG(di)->sw_gen1[gen - 1])
#define DI_STP_REP(di, gen) (&DI_REG(di)->stp_rep[(gen - 1) / 2])
+#define DI_STP_REP9(di) (&DI_REG(di)->stp_rep9)
#define DI_SYNC_AS_GEN(di) (&DI_REG(di)->sync_as)
#define DI_DW_GEN(di, gen) (&DI_REG(di)->dw_gen[gen])
#define DI_DW_SET(di, gen, set) (&DI_REG(di)->dw_set[gen + 12 * set])
--
2.6.2
_______________________________________________
U-Boot mailing list
U-Boot@lists.denx.de
http://lists.denx.de/mailman/listinfo/u-boot
