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authorJan Kotas <jank@cadence.com>2018-12-13 12:49:29 +0000
committerStephen Boyd <sboyd@kernel.org>2019-01-09 11:41:19 -0800
commit50cc4caf531abb2075c6973451fccdaba9f02715 (patch)
treea7b2868a62a7d3166bbd607ed4d8cdc3b80cb73e /drivers/clk/Kconfig
parent5b42aac8904bfe8fcd65179c0fe71a6a1109ee53 (diff)
clk: Add Fixed MMIO clock driver
This patch adds a driver for Fixed MMIO clock. The driver reads a clock frequency value from a single 32-bit memory mapped register and registers it as a fixed rate clock. It can be enabled with COMMON_CLK_FIXED_MMIO Kconfig option. Signed-off-by: Jan Kotas <jank@cadence.com> [sboyd@kernel.org: Make of_fixed_mmio_clk_setup() static, use clk_hw based APIs] Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'drivers/clk/Kconfig')
-rw-r--r--drivers/clk/Kconfig6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/clk/Kconfig b/drivers/clk/Kconfig
index e5b2fe80eab4..296972518db4 100644
--- a/drivers/clk/Kconfig
+++ b/drivers/clk/Kconfig
@@ -290,6 +290,12 @@ config COMMON_CLK_BD718XX
This driver supports ROHM BD71837 and ROHM BD71847
PMICs clock gates.
+config COMMON_CLK_FIXED_MMIO
+ bool "Clock driver for Memory Mapped Fixed values"
+ depends on COMMON_CLK && OF
+ help
+ Support for Memory Mapped IO Fixed clocks
+
source "drivers/clk/actions/Kconfig"
source "drivers/clk/bcm/Kconfig"
source "drivers/clk/hisilicon/Kconfig"