| From | Kamal Mostafa <> | Subject | [PATCH 4.2.y-ckt 021/218] clk: rockchip: add hclk_cpubus to the list of rk3188 critical clocks | Date | Thu, 31 Mar 2016 13:13:54 -0700 |
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4.2.8-ckt7 -stable review patch. If anyone has any objections, please let me know.
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From: Alexander Kochetkov <al.kochet@gmail.com>
commit e8b63288b37dbb8457b510c9d96f6006da4653f6 upstream.
hclk_cpubus needs to keep running because it is needed for devices like the rom, i2s0 or spdif to be accessible via cpu. Without that all accesses to devices (readl/writel) return wrong data. So add it to the list of critical clocks.
Fixes: 78eaf6095cc763c ("clk: rockchip: disable unused clocks") Signed-off-by: Alexander Kochetkov <al.kochet@gmail.com> Signed-off-by: Heiko Stuebner <heiko@sntech.de> Signed-off-by: Kamal Mostafa <kamal@canonical.com> --- drivers/clk/rockchip/clk-rk3188.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/clk/rockchip/clk-rk3188.c b/drivers/clk/rockchip/clk-rk3188.c index de08586..41f7e13 100644 --- a/drivers/clk/rockchip/clk-rk3188.c +++ b/drivers/clk/rockchip/clk-rk3188.c @@ -710,6 +710,7 @@ static const char *const rk3188_critical_clocks[] __initconst = { "hclk_peri", "pclk_cpu", "pclk_peri", + "hclk_cpubus" }; static void __init rk3188_common_clk_init(struct device_node *np) -- 2.7.4
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