add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/include/dt-bindings/suspend/rockchip-rk3308.h
..
..
@@ -52,6 +52,7 @@
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 #define RKPM_DDR_EXIT_SRPD_IDLE		BIT(8)	/* ddr exit sr/pd idle by ddr controller,  not recommend */
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 #define RKPM_PDM_CLK_OFF		BIT(9)	/* armoff with pdm clk off, not recommend */
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 #define RKPM_PWM_VOLTAGE_DEFAULT	BIT(10) /* pwm regulator default voltage (same with maskrom) */
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+#define RKPM_PWM_VOLTAGE_DEFAULT_BS	BIT(20) /* pwm regulator default voltage on 0.895v for RK3308BS chip */
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 /*
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  * Regulator mode: