From: Yegor Yefremov <yegorslists@xxxxxxxxxxxxxx>
Prolong global reset to the max. value of 0xff. Such a long reset
is required for some peripherals found on Baltos devices.
Signed-off-by: Yegor Yefremov <yegorslists@xxxxxxxxxxxxxx>
---
arch/arm/boards/vscom-baltos/lowlevel.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/arch/arm/boards/vscom-baltos/lowlevel.c b/arch/arm/boards/vscom-baltos/lowlevel.c
index 87f2a74..9f829b9 100644
--- a/arch/arm/boards/vscom-baltos/lowlevel.c
+++ b/arch/arm/boards/vscom-baltos/lowlevel.c
@@ -126,6 +126,12 @@ ENTRY_FUNCTION(start_am33xx_baltos_sdram, r0, r1, r2)
{
void *fdt;
+ /*
+ * Prolong global reset duration to the max. value (0xff)
+ * and leave power domain reset to its default value (0x10).
+ */
+ __raw_writel(0x000010ff, AM33XX_PRM_RSTTIME);
+
fdt = __dtb_am335x_baltos_minimal_start;
fdt -= get_runtime_offset();
--
2.1.4
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