linux-kernel - [PATCH v2 3/3] clk: zynqmp: Use firmware specific mux clock flags

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Message-Id: <1595400932-303612-4-git-send-email-amit.sunil.dhamne@xilinx.com>
Date:   Tue, 21 Jul 2020 23:55:32 -0700
From:   Amit Sunil Dhamne <amit.sunil.dhamne@...inx.com>
To:     mturquette@...libre.com, m.tretter@...gutronix.de,
        sboyd@...eaurora.org, sboyd@...nel.org, michal.simek@...inx.com,
        mark.rutland@....com, linux-clk@...r.kernel.org
Cc:     rajanv@...inx.com, jollys@...inx.com, tejasp@...inx.com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Rajan Vaja <rajan.vaja@...inx.com>,
        Tejas Patel <tejas.patel@...inx.com>,
        Amit Sunil Dhamne <amit.sunil.dhamne@...inx.com>
Subject: [PATCH v2 3/3] clk: zynqmp: Use firmware specific mux clock flags

From: Rajan Vaja <rajan.vaja@...inx.com>

Use ZynqMP specific mux clock flags instead of using CCF flags.

Signed-off-by: Rajan Vaja <rajan.vaja@...inx.com>
Signed-off-by: Tejas Patel <tejas.patel@...inx.com>
Signed-off-by: Amit Sunil Dhamne <amit.sunil.dhamne@...inx.com>
---
 drivers/clk/zynqmp/clk-mux-zynqmp.c | 14 +++++++++++++-
 drivers/clk/zynqmp/clk-zynqmp.h     |  8 ++++++++
 2 files changed, 21 insertions(+), 1 deletion(-)

diff --git a/drivers/clk/zynqmp/clk-mux-zynqmp.c b/drivers/clk/zynqmp/clk-mux-zynqmp.c
index 1dc17a0..10cf021 100644
--- a/drivers/clk/zynqmp/clk-mux-zynqmp.c
+++ b/drivers/clk/zynqmp/clk-mux-zynqmp.c
@@ -125,7 +125,19 @@ 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 = 0;
+       mux->flags |= (nodes->type_flag & ZYNQMP_CLK_MUX_INDEX_ONE) ?
+                     CLK_MUX_INDEX_ONE : 0;
+       mux->flags |= (nodes->type_flag & ZYNQMP_CLK_MUX_INDEX_BIT) ?
+                     CLK_MUX_INDEX_BIT : 0;
+       mux->flags |= (nodes->type_flag & ZYNQMP_CLK_MUX_HIWORD_MASK) ?
+                     CLK_MUX_HIWORD_MASK : 0;
+       mux->flags |= (nodes->type_flag & ZYNQMP_CLK_MUX_READ_ONLY) ?
+                     CLK_MUX_READ_ONLY : 0;
+       mux->flags |= (nodes->type_flag & ZYNQMP_CLK_MUX_ROUND_CLOSEST) ?
+                     CLK_MUX_ROUND_CLOSEST : 0;
+       mux->flags |= (nodes->type_flag & ZYNQMP_CLK_MUX_BIG_ENDIAN) ?
+                     CLK_MUX_BIG_ENDIAN : 0;
        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 ec33525..b1ac7e8 100644
--- a/drivers/clk/zynqmp/clk-zynqmp.h
+++ b/drivers/clk/zynqmp/clk-zynqmp.h
@@ -41,6 +41,14 @@
 #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,
--
2.7.4

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