A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-29 19:21:31 -04:00
Code Issues Projects Releases Packages Wiki Activity

clk: gemini: Read status before using the value

Browse source 
The probe does a shift and mask of val without having read it from the hardware.

Fixes: 846423f967 ("clk: Add Gemini SoC clock controller")
Signed-off-by: Joel Stanley <[email protected]>
Reviewed-by: Linus Walleij <[email protected]>
Signed-off-by: Stephen Boyd <[email protected]>
This commit is contained in:
Joel Stanley 2017-06-29 15:31:07 +09:30 • committed by Stephen Boyd
commit 785b62167d
1 changed files with 1 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

1
drivers/clk/clk-gemini.c
View file

@ -306,6 +306,7 @@ static int gemini_clk_probe(struct platform_device *pdev)
gemini_clk_data->hws[GEMINI_CLK_RTC] = hw;
/* CPU clock derived as a fixed ratio from the AHB clock */
regmap_read(map, GEMINI_GLOBAL_STATUS, &val);
val >>= CPU_AHB_RATIO_SHIFT;
val &= CPU_AHB_RATIO_MASK;
hw = clk_hw_register_fixed_factor(NULL, "cpu", "ahb", 0,