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ARM: imx: enable bus auto clock gating function for i.mx6sll

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i.MX6SLL has HW bus auto clock gating function, enable
it by default to save VDD_SOC_IN power, about 5% ~ 20%
saved depends on different use cases.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Anson Huang
2018-06-22 13:32:48 +08:00
committed by Shawn Guo
parent 83ef5da052
commit d082852f40
2 changed files with 12 additions and 2 deletions
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3
include/linux/mfd/syscon/imx6q-iomuxc-gpr.h
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@@ -457,4 +457,7 @@
#define MCLK_DIR(x) (x == 1 ? IMX6UL_GPR1_SAI1_MCLK_DIR : x == 2 ? \
IMX6UL_GPR1_SAI2_MCLK_DIR : IMX6UL_GPR1_SAI3_MCLK_DIR)
/* For imx6sll iomux gpr register field define */
#define IMX6SLL_GPR5_AFCG_X_BYPASS_MASK (0x1f << 11)
#endif /* __LINUX_IMX6Q_IOMUXC_GPR_H */