diff options
author | Dinh Nguyen <dinguyen@kernel.org> | 2020-05-12 13:16:46 -0500 |
---|---|---|
committer | Stephen Boyd <sboyd@kernel.org> | 2020-05-26 19:13:05 -0700 |
commit | 6b3c59780ed301f132e3f10ceb49a9984c22da01 (patch) | |
tree | d3c1371301b23f071ce06cb997809b1add4e02d4 | |
parent | d52579ce21e0f8b915cb62501789716677f9264a (diff) |
dt-bindings: documentation: add clock bindings information for Agilex
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@kernel.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lkml.kernel.org/r/20200512181647.5071-4-dinguyen@kernel.org
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
-rw-r--r-- | Documentation/devicetree/bindings/clock/intel,agilex.yaml | 46 | ||||
-rw-r--r-- | include/dt-bindings/clock/agilex-clock.h | 70 |
2 files changed, 116 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/clock/intel,agilex.yaml b/Documentation/devicetree/bindings/clock/intel,agilex.yaml new file mode 100644 index 000000000000..cf5a9eb803e6 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/intel,agilex.yaml @@ -0,0 +1,46 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/intel,agilex.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Intel SoCFPGA Agilex platform clock controller binding + +maintainers: + - Dinh Nguyen <dinguyen@kernel.org> + +description: + The Intel Agilex Clock controller is an integrated clock controller, which + generates and supplies to all modules. + +properties: + compatible: + const: intel,agilex-clkmgr + + '#clock-cells': + const: 1 + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + +required: + - compatible + - reg + - clocks + - '#clock-cells' + +additionalProperties: false + +examples: + # Clock controller node: + - | + clkmgr: clock-controller@ffd10000 { + compatible = "intel,agilex-clkmgr"; + reg = <0xffd10000 0x1000>; + clocks = <&osc1>; + #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 */ |