Commit 802244fa authored by Claudiu Beznea's avatar Claudiu Beznea
Browse files

clk: at91: sckc: Use SCKC_{TD, MD}_SLCK IDs for clk32k clocks 



Use the newly introduced macros instead of raw numbers. With this the code
is a bit easier to understand.

Reviewed-by: default avatarAlexander Dahl <ada@thorsis.com>
Link: https://lore.kernel.org/r/20240826173116.3628337-3-claudiu.beznea@tuxon.dev


Signed-off-by: default avatarClaudiu Beznea <claudiu.beznea@tuxon.dev>
parent d87daa18

drivers/clk/at91/sckc.c

+13 −11
Original line number Diff line number Diff line
@@ -12,6 +12,8 @@ 
#include <linux/of_address.h>

#include <linux/io.h>



#include <dt-bindings/clock/at91.h>



#define SLOW_CLOCK_FREQ		32768

#define SLOWCK_SW_CYCLES	5

#define SLOWCK_SW_TIME_USEC	((SLOWCK_SW_CYCLES * USEC_PER_SEC) / \
@@ -470,7 +472,7 @@ static void __init of_sam9x60_sckc_setup(struct device_node *np) 
{

	void __iomem *regbase = of_iomap(np, 0);

	struct clk_hw_onecell_data *clk_data;

	struct clk_hw *slow_rc, *slow_osc;

	struct clk_hw *slow_rc, *slow_osc, *hw;

	const char *xtal_name;

	const struct clk_hw *parent_hws[2];

	static struct clk_parent_data parent_data = {
@@ -506,19 +508,19 @@ static void __init of_sam9x60_sckc_setup(struct device_node *np) 


	/* MD_SLCK and TD_SLCK. */

	clk_data->num = 2;

	clk_data->hws[0] = clk_hw_register_fixed_rate_parent_hw(NULL, "md_slck",

								slow_rc,

	hw = clk_hw_register_fixed_rate_parent_hw(NULL, "md_slck", slow_rc,

						  0, 32768);

	if (IS_ERR(clk_data->hws[0]))

	if (IS_ERR(hw))

		goto clk_data_free;

	clk_data->hws[SCKC_MD_SLCK] = hw;



	parent_hws[0] = slow_rc;

	parent_hws[1] = slow_osc;

	clk_data->hws[1] = at91_clk_register_sam9x5_slow(regbase, "td_slck",

							 parent_hws, 2,

							 &at91sam9x60_bits);

	if (IS_ERR(clk_data->hws[1]))

	hw = at91_clk_register_sam9x5_slow(regbase, "td_slck", parent_hws,

					   2, &at91sam9x60_bits);

	if (IS_ERR(hw))

		goto unregister_md_slck;

	clk_data->hws[SCKC_TD_SLCK] = hw;



	ret = of_clk_add_hw_provider(np, of_clk_hw_onecell_get, clk_data);

	if (WARN_ON(ret))
@@ -527,9 +529,9 @@ static void __init of_sam9x60_sckc_setup(struct device_node *np) 
	return;



unregister_td_slck:

	at91_clk_unregister_sam9x5_slow(clk_data->hws[1]);

	at91_clk_unregister_sam9x5_slow(clk_data->hws[SCKC_TD_SLCK]);

unregister_md_slck:

	clk_hw_unregister(clk_data->hws[0]);

	clk_hw_unregister(clk_data->hws[SCKC_MD_SLCK]);

clk_data_free:

	kfree(clk_data);

unregister_slow_osc: