| From cdea2a78adecef5205453c59408bb43d714c974e Mon Sep 17 00:00:00 2001 |
| From: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> |
| Date: Thu, 22 May 2014 20:02:14 +0200 |
| Subject: clk: shmobile: mstp: Fix the is_enabled() operation |
| |
| The MSTP[SC]R registers have clock stop bits, not clock enable bits. The |
| bit value should thus be inverted in the is_enabled() operation. |
| |
| Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> |
| Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> |
| Signed-off-by: Mike Turquette <mturquette@linaro.org> |
| (cherry picked from commit bb178da701382a230e26d90cf94e8a24b280e0d9) |
| Signed-off-by: Simon Horman <horms+renesas@verge.net.au> |
| --- |
| drivers/clk/shmobile/clk-mstp.c | 2 +- |
| 1 file changed, 1 insertion(+), 1 deletion(-) |
| |
| diff --git a/drivers/clk/shmobile/clk-mstp.c b/drivers/clk/shmobile/clk-mstp.c |
| index 1f6324e29a80..2d2fe773ac81 100644 |
| --- a/drivers/clk/shmobile/clk-mstp.c |
| +++ b/drivers/clk/shmobile/clk-mstp.c |
| @@ -112,7 +112,7 @@ static int cpg_mstp_clock_is_enabled(struct clk_hw *hw) |
| else |
| value = clk_readl(group->smstpcr); |
| |
| - return !!(value & BIT(clock->bit_index)); |
| + return !(value & BIT(clock->bit_index)); |
| } |
| |
| static const struct clk_ops cpg_mstp_clock_ops = { |
| -- |
| 2.1.2 |
| |