Prevent the SDRAM controller from being gated by force-enabling it in the clock
driver.
Signed-off-by: Maxime Ripard <maxime.ripard@xxxxxxxxxxxxxxxxxx>
---
drivers/clk/sunxi/clk-sunxi.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/clk/sunxi/clk-sunxi.c b/drivers/clk/sunxi/clk-sunxi.c
index 6cfcd23..d9b4a41 100644
--- a/drivers/clk/sunxi/clk-sunxi.c
+++ b/drivers/clk/sunxi/clk-sunxi.c
@@ -1302,6 +1302,13 @@ static void __init sunxi_clock_protect(void)
clk_put(clk);
}
+ /* DDR Gating clock - sun6i */
+ clk = clk_get(NULL, "ahb1_sdram");
+ if (!IS_ERR(clk)) {
+ clk_prepare_enable(clk);
+ clk_put(clk);
+ }
+
/* CPU clocks - sun6i */
clk = clk_get(NULL, "cpu");
if (!IS_ERR(clk)) {
--
1.9.0
--
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