summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorRajan Vaja <rajan.vaja@xilinx.com>2021-06-28 09:01:21 +0200
committerStephen Boyd <sboyd@kernel.org>2021-06-29 08:35:36 +0200
commit54530ed17d1cc096f9ab0319001c96a63f772c62 (patch)
tree84c412575e77301110b3585404c26b7e31710e4f
parentclk: zynqmp: Use firmware specific divider clock flags (diff)
downloadlinux-54530ed17d1cc096f9ab0319001c96a63f772c62.tar.xz
linux-54530ed17d1cc096f9ab0319001c96a63f772c62.zip
clk: zynqmp: Use firmware specific mux clock flags
Use ZynqMP specific mux clock flags instead of using CCF flags. Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com> Link: https://lore.kernel.org/r/20210628070122.26217-4-rajan.vaja@xilinx.com Signed-off-by: Stephen Boyd <sboyd@kernel.org>
-rw-r--r--drivers/clk/zynqmp/clk-mux-zynqmp.c23
-rw-r--r--drivers/clk/zynqmp/clk-zynqmp.h8
2 files changed, 30 insertions, 1 deletions
diff --git a/drivers/clk/zynqmp/clk-mux-zynqmp.c b/drivers/clk/zynqmp/clk-mux-zynqmp.c
index 42ad324b1c64..157d4a960bf4 100644
--- a/drivers/clk/zynqmp/clk-mux-zynqmp.c
+++ b/drivers/clk/zynqmp/clk-mux-zynqmp.c
@@ -96,6 +96,27 @@ static const struct clk_ops zynqmp_clk_mux_ro_ops = {
.get_parent = zynqmp_clk_mux_get_parent,
};
+static inline unsigned long zynqmp_clk_map_mux_ccf_flags(
+ const u32 zynqmp_type_flag)
+{
+ unsigned long ccf_flag = 0;
+
+ if (zynqmp_type_flag & ZYNQMP_CLK_MUX_INDEX_ONE)
+ ccf_flag |= CLK_MUX_INDEX_ONE;
+ if (zynqmp_type_flag & ZYNQMP_CLK_MUX_INDEX_BIT)
+ ccf_flag |= CLK_MUX_INDEX_BIT;
+ if (zynqmp_type_flag & ZYNQMP_CLK_MUX_HIWORD_MASK)
+ ccf_flag |= CLK_MUX_HIWORD_MASK;
+ if (zynqmp_type_flag & ZYNQMP_CLK_MUX_READ_ONLY)
+ ccf_flag |= CLK_MUX_READ_ONLY;
+ if (zynqmp_type_flag & ZYNQMP_CLK_MUX_ROUND_CLOSEST)
+ ccf_flag |= CLK_MUX_ROUND_CLOSEST;
+ if (zynqmp_type_flag & ZYNQMP_CLK_MUX_BIG_ENDIAN)
+ ccf_flag |= CLK_MUX_BIG_ENDIAN;
+
+ return ccf_flag;
+}
+
/**
* zynqmp_clk_register_mux() - Register a mux table with the clock
* framework
@@ -131,7 +152,7 @@ struct clk_hw *zynqmp_clk_register_mux(const char *name, u32 clk_id,
init.parent_names = parents;
init.num_parents = num_parents;
- mux->flags = nodes->type_flag;
+ mux->flags = zynqmp_clk_map_mux_ccf_flags(nodes->type_flag);
mux->hw.init = &init;
mux->clk_id = clk_id;
diff --git a/drivers/clk/zynqmp/clk-zynqmp.h b/drivers/clk/zynqmp/clk-zynqmp.h
index 925a727eb383..84fa80a969a9 100644
--- a/drivers/clk/zynqmp/clk-zynqmp.h
+++ b/drivers/clk/zynqmp/clk-zynqmp.h
@@ -33,6 +33,14 @@
#define ZYNQMP_CLK_DIVIDER_READ_ONLY BIT(5)
#define ZYNQMP_CLK_DIVIDER_MAX_AT_ZERO BIT(6)
+/* Type Flags for mux clock */
+#define ZYNQMP_CLK_MUX_INDEX_ONE BIT(0)
+#define ZYNQMP_CLK_MUX_INDEX_BIT BIT(1)
+#define ZYNQMP_CLK_MUX_HIWORD_MASK BIT(2)
+#define ZYNQMP_CLK_MUX_READ_ONLY BIT(3)
+#define ZYNQMP_CLK_MUX_ROUND_CLOSEST BIT(4)
+#define ZYNQMP_CLK_MUX_BIG_ENDIAN BIT(5)
+
enum topology_type {
TYPE_INVALID,
TYPE_MUX,