[PATCH v2 3/7] clk: stm32mp1: set ck_csi as critical clock
From: <hidden>
Date: 2019-02-14 10:41:11
Also in:
linux-clk, lkml
Subsystem:
common clk framework, the rest · Maintainers:
Michael Turquette, Stephen Boyd, Linus Torvalds
From: Gabriel Fernandez <redacted> ck_csi is used for IO compensation so it should be considered as "always-on" and kept on. Signed-off-by: Gabriel Fernandez <redacted> --- drivers/clk/clk-stm32mp1.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/clk/clk-stm32mp1.c b/drivers/clk/clk-stm32mp1.c
index e72079de83f4..f9b7d5e9491d 100644
--- a/drivers/clk/clk-stm32mp1.c
+++ b/drivers/clk/clk-stm32mp1.c@@ -1661,7 +1661,9 @@ static const struct clock_config stm32mp1_clock_cfg[] = { /* External / Internal Oscillators */ GATE_MP1(CK_HSE, "ck_hse", "clk-hse", 0, RCC_OCENSETR, 8, 0), - GATE_MP1(CK_CSI, "ck_csi", "clk-csi", 0, RCC_OCENSETR, 4, 0), + /* ck_csi is used by IO compensation and should be critical */ + GATE_MP1(CK_CSI, "ck_csi", "clk-csi", CLK_IS_CRITICAL, + RCC_OCENSETR, 4, 0), GATE_MP1(CK_HSI, "ck_hsi", "clk-hsi-div", 0, RCC_OCENSETR, 0, 0), GATE(CK_LSI, "ck_lsi", "clk-lsi", 0, RCC_RDLSICR, 0, 0), GATE(CK_LSE, "ck_lse", "clk-lse", 0, RCC_BDCR, 0, 0),
--
2.17.0
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