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From: Rajan Vaja <rajan.vaja@xilinx.com>
To: mturquette@baylibre.com, sboyd@kernel.org,
	michal.simek@xilinx.com, jolly.shah@xilinx.com,
	m.tretter@pengutronix.de, dan.carpenter@oracle.com,
	gustavo@embeddedor.com
Cc: linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, Rajan Vaja <rajan.vaja@xilinx.com>
Subject: [PATCH] clk: zynqmp: Add support for custom type flags
Date: Thu,  7 Nov 2019 00:58:06 -0800
Message-ID: <1573117086-7405-1-git-send-email-rajan.vaja@xilinx.com> (raw)

Store extra custom type flags received from firmware.

Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com>
Signed-off-by: Jolly Shah <jolly.shah@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
---
 drivers/clk/zynqmp/clkc.c    | 8 +++++++-
 drivers/clk/zynqmp/divider.c | 4 ++--
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/drivers/clk/zynqmp/clkc.c b/drivers/clk/zynqmp/clkc.c
index a11f93e..0dea55e 100644
--- a/drivers/clk/zynqmp/clkc.c
+++ b/drivers/clk/zynqmp/clkc.c
@@ -2,7 +2,7 @@
 /*
  * Zynq UltraScale+ MPSoC clock controller
  *
- *  Copyright (C) 2016-2018 Xilinx
+ *  Copyright (C) 2016-2019 Xilinx
  *
  * Based on drivers/clk/zynq/clkc.c
  */
@@ -86,6 +86,8 @@ struct topology_resp {
 #define CLK_TOPOLOGY_TYPE		GENMASK(3, 0)
 #define CLK_TOPOLOGY_FLAGS		GENMASK(23, 8)
 #define CLK_TOPOLOGY_TYPE_FLAGS		GENMASK(31, 24)
+#define CLK_TOPOLOGY_TYPE_FLAG2		GENMASK(7, 4)
+#define CLK_TOPOLOGY_TYPE_FLAG_BITS	8
 	u32 topology[CLK_GET_TOPOLOGY_RESP_WORDS];
 };
 
@@ -396,6 +398,10 @@ static int __zynqmp_clock_get_topology(struct clock_topology *topology,
 		topology[*nnodes].type_flag =
 				FIELD_GET(CLK_TOPOLOGY_TYPE_FLAGS,
 					  response->topology[i]);
+		topology[*nnodes].type_flag |=
+			FIELD_GET(CLK_TOPOLOGY_TYPE_FLAG2,
+				  response->topology[i]) <<
+			CLK_TOPOLOGY_TYPE_FLAG_BITS;
 		(*nnodes)++;
 	}
 
diff --git a/drivers/clk/zynqmp/divider.c b/drivers/clk/zynqmp/divider.c
index d8f5b70d..d376529 100644
--- a/drivers/clk/zynqmp/divider.c
+++ b/drivers/clk/zynqmp/divider.c
@@ -2,7 +2,7 @@
 /*
  * Zynq UltraScale+ MPSoC Divider support
  *
- *  Copyright (C) 2016-2018 Xilinx
+ *  Copyright (C) 2016-2019 Xilinx
  *
  * Adjustable divider clock implementation
  */
@@ -37,7 +37,7 @@
  */
 struct zynqmp_clk_divider {
 	struct clk_hw hw;
-	u8 flags;
+	u16 flags;
 	bool is_frac;
 	u32 clk_id;
 	u32 div_type;
-- 
2.7.4


             reply index

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-07  8:58 Rajan Vaja [this message]
2019-11-07 16:49 ` Michael Tretter
2019-11-11 12:42   ` Rajan Vaja

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