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Subject[PATCH 1/3] clk: berlin: add cpuclk
Date
Add cpuclk in the Berlin BG2Q clock driver. This clk has a divider
fixed to 1.

Signed-off-by: Antoine Tenart <antoine.tenart@free-electrons.com>
---
drivers/clk/berlin/bg2q.c | 14 +++++++-------
include/dt-bindings/clock/berlin2q.h | 3 ++-
2 files changed, 9 insertions(+), 8 deletions(-)

diff --git a/drivers/clk/berlin/bg2q.c b/drivers/clk/berlin/bg2q.c
index 221f40c2b850..72d2f3500db8 100644
--- a/drivers/clk/berlin/bg2q.c
+++ b/drivers/clk/berlin/bg2q.c
@@ -45,7 +45,7 @@
#define REG_SDIO0XIN_CLKCTL 0x0158
#define REG_SDIO1XIN_CLKCTL 0x015c

-#define MAX_CLKS 27
+#define MAX_CLKS 28
static struct clk *clks[MAX_CLKS];
static struct clk_onecell_data clk_data;
static DEFINE_SPINLOCK(lock);
@@ -356,13 +356,13 @@ static void __init berlin2q_clock_setup(struct device_node *np)
gd->bit_idx, 0, &lock);
}

- /*
- * twdclk is derived from cpu/3
- * TODO: use cpupll until cpuclk is not available
- */
+ /* cpuclk divider is fixed to 1 */
+ clks[CLKID_CPU] =
+ clk_register_fixed_factor(NULL, "cpu", clk_names[CPUPLL],
+ 0, 1, 1);
+ /* twdclk is derived from cpu/3 */
clks[CLKID_TWD] =
- clk_register_fixed_factor(NULL, "twd", clk_names[CPUPLL],
- 0, 1, 3);
+ clk_register_fixed_factor(NULL, "twd", "cpu", 0, 1, 3);

/* check for errors on leaf clocks */
for (n = 0; n < MAX_CLKS; n++) {
diff --git a/include/dt-bindings/clock/berlin2q.h b/include/dt-bindings/clock/berlin2q.h
index 287fc3b4afb2..a80c3272794d 100644
--- a/include/dt-bindings/clock/berlin2q.h
+++ b/include/dt-bindings/clock/berlin2q.h
@@ -28,4 +28,5 @@
#define CLKID_NFC 23
#define CLKID_SMEMC 24
#define CLKID_PCIE 25
-#define CLKID_TWD 26
+#define CLKID_CPU 26
+#define CLKID_TWD 27
--
2.5.0


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