[1/2] drivers: clk: zynqmp: Add support for custom type flags

Commit Message

Jolly Shah March 2, 2020, 9:30 p.m. UTC

From: Rajan Vaja <[e-mail]>

Store extra custom type flags received from firmware.

Signed-off-by: Rajan Vaja <[e-mail]>
Signed-off-by: Tejas Patel <[e-mail]>
Signed-off-by: Jolly Shah <[e-mail]>
---
 drivers/clk/zynqmp/clk-zynqmp.h | 1 +
 drivers/clk/zynqmp/clkc.c       | 4 ++++
 2 files changed, 5 insertions(+)

Patch

diff --git a/drivers/clk/zynqmp/clk-zynqmp.h b/drivers/clk/zynqmp/clk-zynqmp.h
index fec9a15..5beeb41 100644
--- a/drivers/clk/zynqmp/clk-zynqmp.h
+++ b/drivers/clk/zynqmp/clk-zynqmp.h
@@ -30,6 +30,7 @@  struct clock_topology {
 	u32 type;
 	u32 flag;
 	u32 type_flag;
+	u8 custom_type_flag;
 };
 
 struct clk_hw *zynqmp_clk_register_pll(const char *name, u32 clk_id,
diff --git a/drivers/clk/zynqmp/clkc.c b/drivers/clk/zynqmp/clkc.c
index 10e89f2..4dd8413 100644
--- a/drivers/clk/zynqmp/clkc.c
+++ b/drivers/clk/zynqmp/clkc.c
@@ -84,6 +84,7 @@  struct name_resp {
 
 struct topology_resp {
 #define CLK_TOPOLOGY_TYPE		GENMASK(3, 0)
+#define CLK_TOPOLOGY_CUSTOM_TYPE_FLAGS	GENMASK(7, 4)
 #define CLK_TOPOLOGY_FLAGS		GENMASK(23, 8)
 #define CLK_TOPOLOGY_TYPE_FLAGS		GENMASK(31, 24)
 	u32 topology[CLK_GET_TOPOLOGY_RESP_WORDS];
@@ -396,6 +397,9 @@  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].custom_type_flag =
+			FIELD_GET(CLK_TOPOLOGY_CUSTOM_TYPE_FLAGS,
+				  response->topology[i]);
 		(*nnodes)++;
 	}