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Commit 969921e0 authored by Geert Uytterhoeven's avatar Geert Uytterhoeven
Browse files

clk: renesas: r8a7795: Obtain mode pin values from R-Car RST driver 



Obtain the values of the mode pins from the R-Car RST driver, which
relies on the presence in DT of a device node for the RST module.

Signed-off-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
Acked-by: default avatarDirk Behme <dirk.behme@de.bosch.com>
Reviewed-by: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
parent f84c9c3c

drivers/clk/renesas/r8a7795-cpg-mssr.c

+7 −1
Original line number Diff line number Diff line
@@ -15,6 +15,7 @@ 
#include <linux/device.h>

#include <linux/init.h>

#include <linux/kernel.h>

#include <linux/soc/renesas/rcar-rst.h>



#include <dt-bindings/clock/r8a7795-cpg-mssr.h>
@@ -311,7 +312,12 @@ static const struct rcar_gen3_cpg_pll_config cpg_pll_configs[16] __initconst = { 
static int __init r8a7795_cpg_mssr_init(struct device *dev)

{

	const struct rcar_gen3_cpg_pll_config *cpg_pll_config;

	u32 cpg_mode = rcar_gen3_read_mode_pins();

	u32 cpg_mode;

	int error;



	error = rcar_rst_read_mode_pins(&cpg_mode);

	if (error)

		return error;



	cpg_pll_config = &cpg_pll_configs[CPG_PLL_CONFIG_INDEX(cpg_mode)];

	if (!cpg_pll_config->extal_div) {