From fcdba3c33a4dfdc3dc3f2cce46aaf0d6fc1df6c1 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Wed, 5 Feb 2020 15:00:02 +0100 Subject: hwrng: imx-rngc - improve dependencies MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The imx-rngc driver binds to devices that are compatible to "fsl,imx25-rngb". Grepping through the device tree sources suggests this only exists on i.MX25. So restrict dependencies to configs that have this SoC enabled, but allow compile testing. For the latter additional dependencies for clk and readl/writel are necessary. Signed-off-by: Uwe Kleine-König Signed-off-by: Herbert Xu --- drivers/char/hw_random/Kconfig | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers/char/hw_random/Kconfig') diff --git a/drivers/char/hw_random/Kconfig b/drivers/char/hw_random/Kconfig index 914e293ba62b..ddbfa190caf4 100644 --- a/drivers/char/hw_random/Kconfig +++ b/drivers/char/hw_random/Kconfig @@ -244,7 +244,8 @@ config HW_RANDOM_MXC_RNGA config HW_RANDOM_IMX_RNGC tristate "Freescale i.MX RNGC Random Number Generator" - depends on ARCH_MXC + depends on HAS_IOMEM && HAVE_CLK + depends on SOC_IMX25 || COMPILE_TEST default HW_RANDOM ---help--- This driver provides kernel-side support for the Random Number -- cgit v1.2.3 From ace74b627c88ea96d4fe5811a5128475aa6a49a6 Mon Sep 17 00:00:00 2001 From: Randy Dunlap Date: Wed, 4 Mar 2020 22:21:48 -0800 Subject: hwrng: ks-sa - move TI Keystone driver into the config menu structure Move the TI Keystone hardware random number generator into the same menu as all of the other hardware random number generators. This makes the driver config be listed in the correct place in the kconfig tools. Fixes: eb428ee0e3ca ("hwrng: ks-sa - add hw_random driver") Signed-off-by: Randy Dunlap Cc: Vitaly Andrianov Cc: Tero Kristo Cc: Murali Karicheri Cc: Herbert Xu Cc: Matt Mackall Cc: linux-crypto@vger.kernel.org Signed-off-by: Herbert Xu --- drivers/char/hw_random/Kconfig | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) (limited to 'drivers/char/hw_random/Kconfig') diff --git a/drivers/char/hw_random/Kconfig b/drivers/char/hw_random/Kconfig index ddbfa190caf4..9bc46da8d77a 100644 --- a/drivers/char/hw_random/Kconfig +++ b/drivers/char/hw_random/Kconfig @@ -467,6 +467,13 @@ config HW_RANDOM_NPCM If unsure, say Y. +config HW_RANDOM_KEYSTONE + depends on ARCH_KEYSTONE || COMPILE_TEST + default HW_RANDOM + tristate "TI Keystone NETCP SA Hardware random number generator" + help + This option enables Keystone's hardware random generator. + endif # HW_RANDOM config UML_RANDOM @@ -483,10 +490,3 @@ config UML_RANDOM (check your distro, or download from http://sourceforge.net/projects/gkernel/). rngd periodically reads /dev/hwrng and injects the entropy into /dev/random. - -config HW_RANDOM_KEYSTONE - depends on ARCH_KEYSTONE || COMPILE_TEST - default HW_RANDOM - tristate "TI Keystone NETCP SA Hardware random number generator" - help - This option enables Keystone's hardware random generator. -- cgit v1.2.3