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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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16837f9588
0 is used in all pinfunction definitions when a config register is not available, for example imx25-pinfunc.h. If a configuration value is used for such a pinfunction the driver will always write it to the configuration register if it is not -1. For a 0 configuration register the configuration value is written to offset 0x0. This can lead to a crashing/hanging system without any warning message. This patch checks for 0 config register and sets the internal value to -1. If the configuration value is not NO_PADCTL this leads to an error message that applying the configuration failed. Signed-off-by: Markus Pargmann <mpa@pengutronix.de> Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Tested-by: Stefan Agner <stefan@agner.ch> Acked-by: Stefan Agner <stefan@agner.ch> Signed-off-by: Linus Walleij <linus.walleij@linaro.org> |
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.. | ||
Kconfig | ||
Makefile | ||
pinctrl-imx1-core.c | ||
pinctrl-imx1.c | ||
pinctrl-imx1.h | ||
pinctrl-imx6dl.c | ||
pinctrl-imx6q.c | ||
pinctrl-imx6sl.c | ||
pinctrl-imx6sx.c | ||
pinctrl-imx21.c | ||
pinctrl-imx23.c | ||
pinctrl-imx25.c | ||
pinctrl-imx27.c | ||
pinctrl-imx28.c | ||
pinctrl-imx35.c | ||
pinctrl-imx50.c | ||
pinctrl-imx51.c | ||
pinctrl-imx53.c | ||
pinctrl-imx.c | ||
pinctrl-imx.h | ||
pinctrl-mxs.c | ||
pinctrl-mxs.h | ||
pinctrl-vf610.c |