diff --git a/arch/arm/boot/dts/bcm2838.dtsi b/arch/arm/boot/dts/bcm2838.dtsi index 84b9419ad3aa90..5d3d908af91d6a 100644 --- a/arch/arm/boot/dts/bcm2838.dtsi +++ b/arch/arm/boot/dts/bcm2838.dtsi @@ -210,6 +210,7 @@ compatible = "brcm,bcm2711-emmc2"; status = "okay"; interrupts = ; + clocks = <&clocks BCM2711_CLOCK_EMMC2>; reg = <0x7e340000 0x100>; }; diff --git a/drivers/clk/bcm/clk-bcm2835.c b/drivers/clk/bcm/clk-bcm2835.c index 0d3796558d85ad..0db72aba7ec5c5 100644 --- a/drivers/clk/bcm/clk-bcm2835.c +++ b/drivers/clk/bcm/clk-bcm2835.c @@ -124,6 +124,8 @@ #define CM_AVEODIV 0x1bc #define CM_EMMCCTL 0x1c0 #define CM_EMMCDIV 0x1c4 +#define CM_EMMC2CTL 0x1d0 +#define CM_EMMC2DIV 0x1d4 /* General bits for the CM_*CTL regs */ # define CM_ENABLE BIT(4) @@ -302,7 +304,8 @@ #define VCMSG_ID_CORE_CLOCK 4 #define SOC_BCM2835 BIT(0) -#define SOC_ALL (SOC_BCM2835) +#define SOC_BCM2711 BIT(1) +#define SOC_ALL (SOC_BCM2835 | SOC_BCM2711) /* * Names of clocks used within the driver that need to be replaced @@ -2102,6 +2105,16 @@ static const struct bcm2835_clk_desc clk_desc_array[] = { .frac_bits = 8, .tcnt_mux = 39), + /* EMMC2 clock (only available for BCM2711) */ + [BCM2711_CLOCK_EMMC2] = REGISTER_PER_CLK( + SOC_BCM2711, + .name = "emmc2", + .ctl_reg = CM_EMMC2CTL, + .div_reg = CM_EMMC2DIV, + .int_bits = 4, + .frac_bits = 8, + .tcnt_mux = 42), + /* General purpose (GPIO) clocks */ [BCM2835_CLOCK_GP0] = REGISTER_PER_CLK( SOC_ALL, @@ -2376,8 +2389,13 @@ static const struct cprman_plat_data cprman_bcm2835_plat_data = { .soc = SOC_BCM2835, }; +static const struct cprman_plat_data cprman_bcm2711_plat_data = { + .soc = SOC_BCM2711, +}; + static const struct of_device_id bcm2835_clk_of_match[] = { { .compatible = "brcm,bcm2835-cprman", .data = &cprman_bcm2835_plat_data }, + { .compatible = "brcm,bcm2711-cprman", .data = &cprman_bcm2711_plat_data }, {} }; MODULE_DEVICE_TABLE(of, bcm2835_clk_of_match); diff --git a/include/dt-bindings/clock/bcm2835.h b/include/dt-bindings/clock/bcm2835.h index a0c812b0fa391d..f2ceddd8331fd5 100644 --- a/include/dt-bindings/clock/bcm2835.h +++ b/include/dt-bindings/clock/bcm2835.h @@ -66,3 +66,5 @@ #define BCM2835_CLOCK_DSI1E 48 #define BCM2835_CLOCK_DSI0P 49 #define BCM2835_CLOCK_DSI1P 50 + +#define BCM2711_CLOCK_EMMC2 51