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SubjectRe: [PATCH 03/12] misc: atmel_tclib: move definitions to header file
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On 03/04/2019 16:11, Alexandre Belloni wrote:
> Move atmel_tc_divisors and atmel_tcb_dt_ids definitions to the header file
> so they can be used without using tclib.

Why not kill those structure and use the TIMER_OF_DECLARE with the
corresponding probe function which will initialize to 16 or 32 counter
width?



> Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
> ---
> drivers/misc/atmel_tclib.c | 24 ------------------------
> include/soc/at91/atmel_tcb.h | 21 ++++++++++++++++++++-
> 2 files changed, 20 insertions(+), 25 deletions(-)
>
> diff --git a/drivers/misc/atmel_tclib.c b/drivers/misc/atmel_tclib.c
> index 3af27ce7e514..c79190525862 100644
> --- a/drivers/misc/atmel_tclib.c
> +++ b/drivers/misc/atmel_tclib.c
> @@ -17,10 +17,6 @@
> * share individual timers between different drivers.
> */
>
> -/* AT91 has these divide MCK */
> -const u8 atmel_tc_divisors[5] = { 2, 8, 32, 128, 0, };
> -EXPORT_SYMBOL(atmel_tc_divisors);
> -
> static DEFINE_SPINLOCK(tc_list_lock);
> static LIST_HEAD(tc_list);
>
> @@ -72,26 +68,6 @@ void atmel_tc_free(struct atmel_tc *tc)
> EXPORT_SYMBOL_GPL(atmel_tc_free);
>
> #if defined(CONFIG_OF)
> -static struct atmel_tcb_config tcb_rm9200_config = {
> - .counter_width = 16,
> -};
> -
> -static struct atmel_tcb_config tcb_sam9x5_config = {
> - .counter_width = 32,
> -};
> -
> -static const struct of_device_id atmel_tcb_dt_ids[] = {
> - {
> - .compatible = "atmel,at91rm9200-tcb",
> - .data = &tcb_rm9200_config,
> - }, {
> - .compatible = "atmel,at91sam9x5-tcb",
> - .data = &tcb_sam9x5_config,
> - }, {
> - /* sentinel */
> - }
> -};
> -
> MODULE_DEVICE_TABLE(of, atmel_tcb_dt_ids);
> #endif
>
> diff --git a/include/soc/at91/atmel_tcb.h b/include/soc/at91/atmel_tcb.h
> index c3c7200ce151..cb0c5f53cd46 100644
> --- a/include/soc/at91/atmel_tcb.h
> +++ b/include/soc/at91/atmel_tcb.h
> @@ -76,8 +76,27 @@ extern struct atmel_tc *atmel_tc_alloc(unsigned block);
> extern void atmel_tc_free(struct atmel_tc *tc);
>
> /* platform-specific ATMEL_TC_TIMER_CLOCKx divisors (0 means 32KiHz) */
> -extern const u8 atmel_tc_divisors[5];
> +static const u8 atmel_tc_divisors[] = { 2, 8, 32, 128, 0, };
>
> +static const struct atmel_tcb_config tcb_rm9200_config = {
> + .counter_width = 16,
> +};
> +
> +static const struct atmel_tcb_config tcb_sam9x5_config = {
> + .counter_width = 32,
> +};
> +
> +static const struct of_device_id atmel_tcb_dt_ids[] = {
> + {
> + .compatible = "atmel,at91rm9200-tcb",
> + .data = &tcb_rm9200_config,
> + }, {
> + .compatible = "atmel,at91sam9x5-tcb",
> + .data = &tcb_sam9x5_config,
> + }, {
> + /* sentinel */
> + }
> +};
>
> /*
> * Two registers have block-wide controls. These are: configuring the three
>


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