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authorBin Meng <bmeng.cn@gmail.com>2016-06-08 12:07:38 (GMT)
committerBin Meng <bmeng.cn@gmail.com>2016-06-12 04:19:35 (GMT)
commitd8906c1f3fd9e437066a9de7ff2de306696a7598 (patch)
treea0ab6abc799604470a526da2f56b7c68f79bf6fa /drivers/gpio/intel_broadwell_gpio.c
parent2f29c83eec16b806947c6a224c3a3f70bc31edc9 (diff)
downloadu-boot-d8906c1f3fd9e437066a9de7ff2de306696a7598.tar.xz
x86: Probe pinctrl driver in cpu_init_r()
At present pinctrl driver gets probed in ich6_gpio driver's probe routine, which has two issues: - Pin's PADs only gets configured when GPIO driver is probed, which is not done by default. This leaves the board in a partially functional state as we must initialize PADs correctly to get perepherals fully working. - The probe routine of pinctrl driver is called multiple times, as normally there are multiple GPIO controllers. It should really be called just once. Move the call to syscon_get_by_driver_data() from ich6_gpio driver to cpu_init_r(). Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Stefan Roese <sr@denx.de> Reviewed-by: Simon Glass <sjg@chromium.org> Reviewed-by: George McCollister <george.mccollister@gmail.com> Tested-by: George McCollister <george.mccollister@gmail.com>
Diffstat (limited to 'drivers/gpio/intel_broadwell_gpio.c')
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