Commit acb1fd57 authored by Arseniy Krasnov's avatar Arseniy Krasnov Committed by Miquel Raynal
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mtd: rawnand: meson: initialize clock register 



Clock register must be also initialized during controller probing. If
this is not performed (for example by bootloader before) - controller
will not work.

Signed-off-by: default avatarArseniy Krasnov <avkrasnov@salutedevices.com>
Signed-off-by: default avatarMiquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20231120064239.3304108-1-avkrasnov@salutedevices.com
parent 923fb623

drivers/mtd/nand/raw/meson_nand.c

+3 −1
Original line number Diff line number Diff line
@@ -90,6 +90,8 @@ 


/* eMMC clock register, misc control */

#define CLK_SELECT_NAND		BIT(31)

#define CLK_ALWAYS_ON_NAND	BIT(24)

#define CLK_SELECT_FIX_PLL2	BIT(6)



#define NFC_CLK_CYCLE		6
@@ -1154,7 +1156,7 @@ static int meson_nfc_clk_init(struct meson_nfc *nfc) 
		return PTR_ERR(nfc->nand_clk);



	/* init SD_EMMC_CLOCK to sane defaults w/min clock rate */

	writel(CLK_SELECT_NAND | readl(nfc->reg_clk),

	writel(CLK_ALWAYS_ON_NAND | CLK_SELECT_NAND | CLK_SELECT_FIX_PLL2,

	       nfc->reg_clk);



	ret = clk_prepare_enable(nfc->core_clk);