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Message-Id: <1584048699-24186-2-git-send-email-jolly.shah@xilinx.com>
Date: Thu, 12 Mar 2020 14:31:38 -0700
From: Jolly Shah <jolly.shah@...inx.com>
To: olof@...om.net, mturquette@...libre.com, sboyd@...nel.org,
michal.simek@...inx.com, arm@...nel.org, linux-clk@...r.kernel.org
Cc: rajanv@...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>,
Jolly Shah <jolly.shah@...inx.com>
Subject: [PATCH v2 1/2] drivers: clk: zynqmp: Add support for custom type flags
From: Rajan Vaja <rajan.vaja@...inx.com>
Store extra custom type flags received from firmware.
Signed-off-by: Rajan Vaja <rajan.vaja@...inx.com>
Signed-off-by: Tejas Patel <tejas.patel@...inx.com>
Signed-off-by: Jolly Shah <jolly.shah@...inx.com>
---
drivers/clk/zynqmp/clk-zynqmp.h | 1 +
drivers/clk/zynqmp/clkc.c | 4 ++++
2 files changed, 5 insertions(+)
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 5eed5ce..e12d01c 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];
@@ -395,6 +396,9 @@ 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)++;
}
--
2.7.4
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