Messages in this thread Patch in this message | | | From | Remi Pommarel <> | Subject | [PATCH v2 3/3] clk: bcm2835: Add PWM clock support | Date | Wed, 11 Nov 2015 15:22:45 +0100 |
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Register the pwm clock for bcm2835.
Signed-off-by: Remi Pommarel <repk@triplefau.lt> --- drivers/clk/bcm/clk-bcm2835.c | 14 ++++++++++++++ include/dt-bindings/clock/bcm2835.h | 3 ++- 2 files changed, 16 insertions(+), 1 deletion(-)
diff --git a/drivers/clk/bcm/clk-bcm2835.c b/drivers/clk/bcm/clk-bcm2835.c index 2b01a53..db378f3 100644 --- a/drivers/clk/bcm/clk-bcm2835.c +++ b/drivers/clk/bcm/clk-bcm2835.c @@ -39,6 +39,7 @@ #include <linux/clk-provider.h> #include <linux/clkdev.h> +#include <linux/clk.h> #include <linux/clk/bcm2835.h> #include <linux/module.h> #include <linux/of.h> @@ -807,6 +808,16 @@ static const struct bcm2835_clock_data bcm2835_clock_emmc_data = { .frac_bits = 8, }; +static const struct bcm2835_clock_data bcm2835_clock_pwm_data = { + .name = "pwm", + .num_mux_parents = ARRAY_SIZE(bcm2835_clock_per_parents), + .parents = bcm2835_clock_per_parents, + .ctl_reg = CM_PWMCTL, + .div_reg = CM_PWMDIV, + .int_bits = 12, + .frac_bits = 12, +}; + struct bcm2835_pll { struct clk_hw hw; struct bcm2835_cprman *cprman; @@ -1583,6 +1594,9 @@ static int bcm2835_clk_probe(struct platform_device *pdev) cprman->regs + CM_PERIICTL, CM_GATE_BIT, 0, &cprman->regs_lock); + clks[BCM2835_CLOCK_PWM] = + bcm2835_register_clock(cprman, &bcm2835_clock_pwm_data); + return of_clk_add_provider(dev->of_node, of_clk_src_onecell_get, &cprman->onecell); } diff --git a/include/dt-bindings/clock/bcm2835.h b/include/dt-bindings/clock/bcm2835.h index d323efa..61f1d20 100644 --- a/include/dt-bindings/clock/bcm2835.h +++ b/include/dt-bindings/clock/bcm2835.h @@ -43,5 +43,6 @@ #define BCM2835_CLOCK_TSENS 27 #define BCM2835_CLOCK_EMMC 28 #define BCM2835_CLOCK_PERI_IMAGE 29 +#define BCM2835_CLOCK_PWM 30 -#define BCM2835_CLOCK_COUNT 30 +#define BCM2835_CLOCK_COUNT 31 -- 2.0.1
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