From: Dinh Nguyen <dinh.nguyen@xxxxxxxxx> Document the Agilex clock bindings, and add the clock header file. The clock header is an enumeration of all the different clocks on the Agilex platform. Signed-off-by: Dinh Nguyen <dinguyen@xxxxxxxxxx> --- .../devicetree/bindings/clock/intc_agilex.txt | 20 ++++++ include/dt-bindings/clock/agilex-clock.h | 70 +++++++++++++++++++ 2 files changed, 90 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/intc_agilex.txt create mode 100644 include/dt-bindings/clock/agilex-clock.h diff --git a/Documentation/devicetree/bindings/clock/intc_agilex.txt b/Documentation/devicetree/bindings/clock/intc_agilex.txt new file mode 100644 index 000000000000..bfec71420511 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/intc_agilex.txt @@ -0,0 +1,20 @@ +Device Tree Clock bindings for Intel's SoCFPGA Agilex platform + +This binding uses the common clock binding[1]. + +[1] Documentation/devicetree/bindings/clock/clock-bindings.txt + +Required properties: +- compatible : shall be + "intel,agilex-clkmgr" + +- reg : shall be the control register offset from CLOCK_MANAGER's base for the clock. + +- #clock-cells : from common clock binding, shall be set to 1. + +Example: + clkmgr: clock-controller@ffd10000 { + compatible = "intel,agilex-clkmgr"; + reg = <0xffd10000 0x1000>; + #clock-cells = <1>; + }; diff --git a/include/dt-bindings/clock/agilex-clock.h b/include/dt-bindings/clock/agilex-clock.h new file mode 100644 index 000000000000..f19cf8ccbdd2 --- /dev/null +++ b/include/dt-bindings/clock/agilex-clock.h @@ -0,0 +1,70 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2019, Intel Corporation + */ + +#ifndef __AGILEX_CLOCK_H +#define __AGILEX_CLOCK_H + +/* fixed rate clocks */ +#define AGILEX_OSC1 0 +#define AGILEX_CB_INTOSC_HS_DIV2_CLK 1 +#define AGILEX_CB_INTOSC_LS_CLK 2 +#define AGILEX_L4_SYS_FREE_CLK 3 +#define AGILEX_F2S_FREE_CLK 4 + +/* PLL clocks */ +#define AGILEX_MAIN_PLL_CLK 5 +#define AGILEX_MAIN_PLL_C0_CLK 6 +#define AGILEX_MAIN_PLL_C1_CLK 7 +#define AGILEX_MAIN_PLL_C2_CLK 8 +#define AGILEX_MAIN_PLL_C3_CLK 9 +#define AGILEX_PERIPH_PLL_CLK 10 +#define AGILEX_PERIPH_PLL_C0_CLK 11 +#define AGILEX_PERIPH_PLL_C1_CLK 12 +#define AGILEX_PERIPH_PLL_C2_CLK 13 +#define AGILEX_PERIPH_PLL_C3_CLK 14 +#define AGILEX_MPU_FREE_CLK 15 +#define AGILEX_MPU_CCU_CLK 16 +#define AGILEX_BOOT_CLK 17 + +/* fixed factor clocks */ +#define AGILEX_L3_MAIN_FREE_CLK 18 +#define AGILEX_NOC_FREE_CLK 19 +#define AGILEX_S2F_USR0_CLK 20 +#define AGILEX_NOC_CLK 21 +#define AGILEX_EMAC_A_FREE_CLK 22 +#define AGILEX_EMAC_B_FREE_CLK 23 +#define AGILEX_EMAC_PTP_FREE_CLK 24 +#define AGILEX_GPIO_DB_FREE_CLK 25 +#define AGILEX_SDMMC_FREE_CLK 26 +#define AGILEX_S2F_USER0_FREE_CLK 27 +#define AGILEX_S2F_USER1_FREE_CLK 28 +#define AGILEX_PSI_REF_FREE_CLK 29 + +/* Gate clocks */ +#define AGILEX_MPU_CLK 30 +#define AGILEX_MPU_L2RAM_CLK 31 +#define AGILEX_MPU_PERIPH_CLK 32 +#define AGILEX_L4_MAIN_CLK 33 +#define AGILEX_L4_MP_CLK 34 +#define AGILEX_L4_SP_CLK 35 +#define AGILEX_CS_AT_CLK 36 +#define AGILEX_CS_TRACE_CLK 37 +#define AGILEX_CS_PDBG_CLK 38 +#define AGILEX_CS_TIMER_CLK 39 +#define AGILEX_S2F_USER0_CLK 40 +#define AGILEX_EMAC0_CLK 41 +#define AGILEX_EMAC1_CLK 43 +#define AGILEX_EMAC2_CLK 44 +#define AGILEX_EMAC_PTP_CLK 45 +#define AGILEX_GPIO_DB_CLK 46 +#define AGILEX_NAND_CLK 47 +#define AGILEX_PSI_REF_CLK 48 +#define AGILEX_S2F_USER1_CLK 49 +#define AGILEX_SDMMC_CLK 50 +#define AGILEX_SPI_M_CLK 51 +#define AGILEX_USB_CLK 52 +#define AGILEX_NUM_CLKS 53 + +#endif /* __AGILEX_CLOCK_H */ -- 2.20.0