Commit 3b0b4ebf authored by Heiko Stuebner's avatar Heiko Stuebner
Browse files

clk: rockchip: protect the pclk_usb_grf as critical on px30 



Make this clock a real critical clock, so that writes to the usbphy grf
always succeed.

Signed-off-by: default avatarHeiko Stuebner <heiko.stuebner@theobroma-systems.com>
Link: https://lore.kernel.org/r/20190917081903.25139-5-heiko@sntech.de
parent 8a88550f

drivers/clk/rockchip/clk-px30.c

+2 −1
Original line number Diff line number Diff line
@@ -799,7 +799,7 @@ static struct rockchip_clk_branch px30_clk_branches[] __initdata = { 
	GATE(0, "pclk_ddrphy", "pclk_top_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(16), 3, GFLAGS),

	GATE(PCLK_MIPIDSIPHY, "pclk_mipidsiphy", "pclk_top_pre", 0, PX30_CLKGATE_CON(16), 4, GFLAGS),

	GATE(PCLK_MIPICSIPHY, "pclk_mipicsiphy", "pclk_top_pre", 0, PX30_CLKGATE_CON(16), 5, GFLAGS),

	GATE(PCLK_USB_GRF, "pclk_usb_grf", "pclk_top_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(16), 6, GFLAGS),

	GATE(PCLK_USB_GRF, "pclk_usb_grf", "pclk_top_pre", 0, PX30_CLKGATE_CON(16), 6, GFLAGS),

	GATE(0, "pclk_cpu_hoost", "pclk_top_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(16), 7, GFLAGS),



	/* PD_VI */
@@ -995,6 +995,7 @@ static const char *const px30_cru_critical_clocks[] __initconst = { 
	"usb480m",

	"clk_uart2",

	"pclk_uart2",

	"pclk_usb_grf",

};



static void __init px30_clk_init(struct device_node *np)

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