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clk: imx: Add clock driver for i.MX8MQ CCM

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Add driver for the Clock Control Module found on i.MX8MQ.

Signed-off-by: Anson Huang <anson.huang@nxp.com>
Signed-off-by: Bai Ping <ping.bai@nxp.com>
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Abel Vesa <abel.vesa@nxp.com>
Reviewed-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
This commit is contained in:
Abel Vesa
2018-12-01 10:52:15 +00:00
committed by Stephen Boyd
parent d3ff972813
commit b80522040c
3 changed files with 626 additions and 0 deletions
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1
drivers/clk/imx/Makefile
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@@ -27,4 +27,5 @@ obj-$(CONFIG_SOC_IMX6SLL) += clk-imx6sll.o
obj-$(CONFIG_SOC_IMX6SX) += clk-imx6sx.o
obj-$(CONFIG_SOC_IMX6UL) += clk-imx6ul.o
obj-$(CONFIG_SOC_IMX7D) += clk-imx7d.o
obj-$(CONFIG_SOC_IMX8MQ) += clk-imx8mq.o
obj-$(CONFIG_SOC_VF610) += clk-vf610.o

589
drivers/clk/imx/clk-imx8mq.c Normal file
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File diff suppressed because it is too large Load Diff

36
drivers/clk/imx/clk.h
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@@ -116,6 +116,15 @@ static inline struct clk *imx_clk_divider2(const char *name, const char *parent,
reg, shift, width, 0, &imx_ccm_lock);
}
static inline struct clk *imx_clk_divider2_flags(const char *name,
const char *parent, void __iomem *reg, u8 shift, u8 width,
unsigned long flags)
{
return clk_register_divider(NULL, name, parent,
flags | CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
reg, shift, width, 0, &imx_ccm_lock);
}
static inline struct clk *imx_clk_gate(const char *name, const char *parent,
void __iomem *reg, u8 shift)
{
@@ -190,6 +199,15 @@ static inline struct clk *imx_clk_gate3(const char *name, const char *parent,
reg, shift, 0, &imx_ccm_lock);
}
static inline struct clk *imx_clk_gate3_flags(const char *name,
const char *parent, void __iomem *reg, u8 shift,
unsigned long flags)
{
return clk_register_gate(NULL, name, parent,
flags | CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
reg, shift, 0, &imx_ccm_lock);
}
static inline struct clk *imx_clk_gate4(const char *name, const char *parent,
void __iomem *reg, u8 shift)
{
@@ -198,6 +216,15 @@ static inline struct clk *imx_clk_gate4(const char *name, const char *parent,
reg, shift, 0x3, 0, &imx_ccm_lock, NULL);
}
static inline struct clk *imx_clk_gate4_flags(const char *name,
const char *parent, void __iomem *reg, u8 shift,
unsigned long flags)
{
return clk_register_gate2(NULL, name, parent,
flags | CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
reg, shift, 0x3, 0, &imx_ccm_lock, NULL);
}
static inline struct clk *imx_clk_mux(const char *name, void __iomem *reg,
u8 shift, u8 width, const char **parents, int num_parents)
{
@@ -223,6 +250,15 @@ static inline struct clk *imx_clk_mux_flags(const char *name,
&imx_ccm_lock);
}
static inline struct clk *imx_clk_mux2_flags(const char *name,
void __iomem *reg, u8 shift, u8 width, const char **parents,
int num_parents, unsigned long flags)
{
return clk_register_mux(NULL, name, parents, num_parents,
flags | CLK_SET_RATE_NO_REPARENT | CLK_OPS_PARENT_ENABLE,
reg, shift, width, 0, &imx_ccm_lock);
}
struct clk *imx_clk_cpu(const char *name, const char *parent_name,
struct clk *div, struct clk *mux, struct clk *pll,
struct clk *step);