From 4e591b890afa0cbc3479f3b88fa7dc1d28972761 Mon Sep 17 00:00:00 2001 From: Thierry Bultel Date: Thu, 15 May 2025 16:18:17 +0200 Subject: dt-bindings: clock: renesas,cpg-mssr: Document RZ/T2H support Document RZ/T2H (a.k.a. r9a09g077) cpg-mssr (Clock Pulse Generator) binding. Reviewed-by: "Rob Herring (Arm)" Signed-off-by: Thierry Bultel Reviewed-by: Geert Uytterhoeven Link: https://lore.kernel.org/20250515141828.43444-3-thierry.bultel.yh@bp.renesas.com Signed-off-by: Geert Uytterhoeven --- .../dt-bindings/clock/renesas,r9a09g077-cpg-mssr.h | 27 ++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 include/dt-bindings/clock/renesas,r9a09g077-cpg-mssr.h (limited to 'include') diff --git a/include/dt-bindings/clock/renesas,r9a09g077-cpg-mssr.h b/include/dt-bindings/clock/renesas,r9a09g077-cpg-mssr.h new file mode 100644 index 000000000000..1b22fe88dec7 --- /dev/null +++ b/include/dt-bindings/clock/renesas,r9a09g077-cpg-mssr.h @@ -0,0 +1,27 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) + * + * Copyright (C) 2025 Renesas Electronics Corp. + */ + +#ifndef __DT_BINDINGS_CLOCK_RENESAS_R9A09G077_CPG_H__ +#define __DT_BINDINGS_CLOCK_RENESAS_R9A09G077_CPG_H__ + +#include + +/* R9A09G077 CPG Core Clocks */ +#define R9A09G077_CLK_CA55C0 0 +#define R9A09G077_CLK_CA55C1 1 +#define R9A09G077_CLK_CA55C2 2 +#define R9A09G077_CLK_CA55C3 3 +#define R9A09G077_CLK_CA55S 4 +#define R9A09G077_CLK_CR52_CPU0 5 +#define R9A09G077_CLK_CR52_CPU1 6 +#define R9A09G077_CLK_CKIO 7 +#define R9A09G077_CLK_PCLKAH 8 +#define R9A09G077_CLK_PCLKAM 9 +#define R9A09G077_CLK_PCLKAL 10 +#define R9A09G077_CLK_PCLKGPTL 11 +#define R9A09G077_CLK_PCLKH 12 +#define R9A09G077_CLK_PCLKM 13 + +#endif /* __DT_BINDINGS_CLOCK_RENESAS_R9A09G077_CPG_H__ */ -- cgit v1.2.3 From 4a59e02a5aa178f80d065ad0368d29f25620c334 Mon Sep 17 00:00:00 2001 From: Claudiu Beznea Date: Tue, 27 May 2025 14:24:02 +0300 Subject: dt-bindings: clock: rzg2l: Drop power domain IDs Since the configuration order between the individual MSTOP and CLKON bits cannot be preserved with the power domain abstraction, drop the power domain IDs. The corresponding code has also been removed. Currently, there are no device tree users for these IDs. Acked-by: "Rob Herring (Arm)" Reviewed-by: Geert Uytterhoeven Signed-off-by: Claudiu Beznea Link: https://lore.kernel.org/20250527112403.1254122-8-claudiu.beznea.uj@bp.renesas.com Signed-off-by: Geert Uytterhoeven --- include/dt-bindings/clock/r9a07g043-cpg.h | 53 ----------------------- include/dt-bindings/clock/r9a07g044-cpg.h | 58 ------------------------- include/dt-bindings/clock/r9a07g054-cpg.h | 58 ------------------------- include/dt-bindings/clock/r9a08g045-cpg.h | 71 ------------------------------- 4 files changed, 240 deletions(-) (limited to 'include') diff --git a/include/dt-bindings/clock/r9a07g043-cpg.h b/include/dt-bindings/clock/r9a07g043-cpg.h index 131993343777..e1f65f1928cf 100644 --- a/include/dt-bindings/clock/r9a07g043-cpg.h +++ b/include/dt-bindings/clock/r9a07g043-cpg.h @@ -200,57 +200,4 @@ #define R9A07G043_AX45MP_CORE0_RESETN 78 /* RZ/Five Only */ #define R9A07G043_IAX45_RESETN 79 /* RZ/Five Only */ -/* Power domain IDs. */ -#define R9A07G043_PD_ALWAYS_ON 0 -#define R9A07G043_PD_GIC 1 /* RZ/G2UL Only */ -#define R9A07G043_PD_IA55 2 /* RZ/G2UL Only */ -#define R9A07G043_PD_MHU 3 /* RZ/G2UL Only */ -#define R9A07G043_PD_CORESIGHT 4 /* RZ/G2UL Only */ -#define R9A07G043_PD_SYC 5 /* RZ/G2UL Only */ -#define R9A07G043_PD_DMAC 6 -#define R9A07G043_PD_GTM0 7 -#define R9A07G043_PD_GTM1 8 -#define R9A07G043_PD_GTM2 9 -#define R9A07G043_PD_MTU 10 -#define R9A07G043_PD_POE3 11 -#define R9A07G043_PD_WDT0 12 -#define R9A07G043_PD_SPI 13 -#define R9A07G043_PD_SDHI0 14 -#define R9A07G043_PD_SDHI1 15 -#define R9A07G043_PD_ISU 16 /* RZ/G2UL Only */ -#define R9A07G043_PD_CRU 17 /* RZ/G2UL Only */ -#define R9A07G043_PD_LCDC 18 /* RZ/G2UL Only */ -#define R9A07G043_PD_SSI0 19 -#define R9A07G043_PD_SSI1 20 -#define R9A07G043_PD_SSI2 21 -#define R9A07G043_PD_SSI3 22 -#define R9A07G043_PD_SRC 23 -#define R9A07G043_PD_USB0 24 -#define R9A07G043_PD_USB1 25 -#define R9A07G043_PD_USB_PHY 26 -#define R9A07G043_PD_ETHER0 27 -#define R9A07G043_PD_ETHER1 28 -#define R9A07G043_PD_I2C0 29 -#define R9A07G043_PD_I2C1 30 -#define R9A07G043_PD_I2C2 31 -#define R9A07G043_PD_I2C3 32 -#define R9A07G043_PD_SCIF0 33 -#define R9A07G043_PD_SCIF1 34 -#define R9A07G043_PD_SCIF2 35 -#define R9A07G043_PD_SCIF3 36 -#define R9A07G043_PD_SCIF4 37 -#define R9A07G043_PD_SCI0 38 -#define R9A07G043_PD_SCI1 39 -#define R9A07G043_PD_IRDA 40 -#define R9A07G043_PD_RSPI0 41 -#define R9A07G043_PD_RSPI1 42 -#define R9A07G043_PD_RSPI2 43 -#define R9A07G043_PD_CANFD 44 -#define R9A07G043_PD_ADC 45 -#define R9A07G043_PD_TSU 46 -#define R9A07G043_PD_PLIC 47 /* RZ/Five Only */ -#define R9A07G043_PD_IAX45 48 /* RZ/Five Only */ -#define R9A07G043_PD_NCEPLDM 49 /* RZ/Five Only */ -#define R9A07G043_PD_NCEPLMT 50 /* RZ/Five Only */ - #endif /* __DT_BINDINGS_CLOCK_R9A07G043_CPG_H__ */ diff --git a/include/dt-bindings/clock/r9a07g044-cpg.h b/include/dt-bindings/clock/r9a07g044-cpg.h index e209f96f92b7..0bb17ff1a01a 100644 --- a/include/dt-bindings/clock/r9a07g044-cpg.h +++ b/include/dt-bindings/clock/r9a07g044-cpg.h @@ -217,62 +217,4 @@ #define R9A07G044_ADC_ADRST_N 82 #define R9A07G044_TSU_PRESETN 83 -/* Power domain IDs. */ -#define R9A07G044_PD_ALWAYS_ON 0 -#define R9A07G044_PD_GIC 1 -#define R9A07G044_PD_IA55 2 -#define R9A07G044_PD_MHU 3 -#define R9A07G044_PD_CORESIGHT 4 -#define R9A07G044_PD_SYC 5 -#define R9A07G044_PD_DMAC 6 -#define R9A07G044_PD_GTM0 7 -#define R9A07G044_PD_GTM1 8 -#define R9A07G044_PD_GTM2 9 -#define R9A07G044_PD_MTU 10 -#define R9A07G044_PD_POE3 11 -#define R9A07G044_PD_GPT 12 -#define R9A07G044_PD_POEGA 13 -#define R9A07G044_PD_POEGB 14 -#define R9A07G044_PD_POEGC 15 -#define R9A07G044_PD_POEGD 16 -#define R9A07G044_PD_WDT0 17 -#define R9A07G044_PD_WDT1 18 -#define R9A07G044_PD_SPI 19 -#define R9A07G044_PD_SDHI0 20 -#define R9A07G044_PD_SDHI1 21 -#define R9A07G044_PD_3DGE 22 -#define R9A07G044_PD_ISU 23 -#define R9A07G044_PD_VCPL4 24 -#define R9A07G044_PD_CRU 25 -#define R9A07G044_PD_MIPI_DSI 26 -#define R9A07G044_PD_LCDC 27 -#define R9A07G044_PD_SSI0 28 -#define R9A07G044_PD_SSI1 29 -#define R9A07G044_PD_SSI2 30 -#define R9A07G044_PD_SSI3 31 -#define R9A07G044_PD_SRC 32 -#define R9A07G044_PD_USB0 33 -#define R9A07G044_PD_USB1 34 -#define R9A07G044_PD_USB_PHY 35 -#define R9A07G044_PD_ETHER0 36 -#define R9A07G044_PD_ETHER1 37 -#define R9A07G044_PD_I2C0 38 -#define R9A07G044_PD_I2C1 39 -#define R9A07G044_PD_I2C2 40 -#define R9A07G044_PD_I2C3 41 -#define R9A07G044_PD_SCIF0 42 -#define R9A07G044_PD_SCIF1 43 -#define R9A07G044_PD_SCIF2 44 -#define R9A07G044_PD_SCIF3 45 -#define R9A07G044_PD_SCIF4 46 -#define R9A07G044_PD_SCI0 47 -#define R9A07G044_PD_SCI1 48 -#define R9A07G044_PD_IRDA 49 -#define R9A07G044_PD_RSPI0 50 -#define R9A07G044_PD_RSPI1 51 -#define R9A07G044_PD_RSPI2 52 -#define R9A07G044_PD_CANFD 53 -#define R9A07G044_PD_ADC 54 -#define R9A07G044_PD_TSU 55 - #endif /* __DT_BINDINGS_CLOCK_R9A07G044_CPG_H__ */ diff --git a/include/dt-bindings/clock/r9a07g054-cpg.h b/include/dt-bindings/clock/r9a07g054-cpg.h index 2c99f89397c4..43f4dbda872c 100644 --- a/include/dt-bindings/clock/r9a07g054-cpg.h +++ b/include/dt-bindings/clock/r9a07g054-cpg.h @@ -226,62 +226,4 @@ #define R9A07G054_TSU_PRESETN 83 #define R9A07G054_STPAI_ARESETN 84 -/* Power domain IDs. */ -#define R9A07G054_PD_ALWAYS_ON 0 -#define R9A07G054_PD_GIC 1 -#define R9A07G054_PD_IA55 2 -#define R9A07G054_PD_MHU 3 -#define R9A07G054_PD_CORESIGHT 4 -#define R9A07G054_PD_SYC 5 -#define R9A07G054_PD_DMAC 6 -#define R9A07G054_PD_GTM0 7 -#define R9A07G054_PD_GTM1 8 -#define R9A07G054_PD_GTM2 9 -#define R9A07G054_PD_MTU 10 -#define R9A07G054_PD_POE3 11 -#define R9A07G054_PD_GPT 12 -#define R9A07G054_PD_POEGA 13 -#define R9A07G054_PD_POEGB 14 -#define R9A07G054_PD_POEGC 15 -#define R9A07G054_PD_POEGD 16 -#define R9A07G054_PD_WDT0 17 -#define R9A07G054_PD_WDT1 18 -#define R9A07G054_PD_SPI 19 -#define R9A07G054_PD_SDHI0 20 -#define R9A07G054_PD_SDHI1 21 -#define R9A07G054_PD_3DGE 22 -#define R9A07G054_PD_ISU 23 -#define R9A07G054_PD_VCPL4 24 -#define R9A07G054_PD_CRU 25 -#define R9A07G054_PD_MIPI_DSI 26 -#define R9A07G054_PD_LCDC 27 -#define R9A07G054_PD_SSI0 28 -#define R9A07G054_PD_SSI1 29 -#define R9A07G054_PD_SSI2 30 -#define R9A07G054_PD_SSI3 31 -#define R9A07G054_PD_SRC 32 -#define R9A07G054_PD_USB0 33 -#define R9A07G054_PD_USB1 34 -#define R9A07G054_PD_USB_PHY 35 -#define R9A07G054_PD_ETHER0 36 -#define R9A07G054_PD_ETHER1 37 -#define R9A07G054_PD_I2C0 38 -#define R9A07G054_PD_I2C1 39 -#define R9A07G054_PD_I2C2 40 -#define R9A07G054_PD_I2C3 41 -#define R9A07G054_PD_SCIF0 42 -#define R9A07G054_PD_SCIF1 43 -#define R9A07G054_PD_SCIF2 44 -#define R9A07G054_PD_SCIF3 45 -#define R9A07G054_PD_SCIF4 46 -#define R9A07G054_PD_SCI0 47 -#define R9A07G054_PD_SCI1 48 -#define R9A07G054_PD_IRDA 49 -#define R9A07G054_PD_RSPI0 50 -#define R9A07G054_PD_RSPI1 51 -#define R9A07G054_PD_RSPI2 52 -#define R9A07G054_PD_CANFD 53 -#define R9A07G054_PD_ADC 54 -#define R9A07G054_PD_TSU 55 - #endif /* __DT_BINDINGS_CLOCK_R9A07G054_CPG_H__ */ diff --git a/include/dt-bindings/clock/r9a08g045-cpg.h b/include/dt-bindings/clock/r9a08g045-cpg.h index 311521fe4b59..410725b778a8 100644 --- a/include/dt-bindings/clock/r9a08g045-cpg.h +++ b/include/dt-bindings/clock/r9a08g045-cpg.h @@ -239,75 +239,4 @@ #define R9A08G045_I3C_PRESETN 92 #define R9A08G045_VBAT_BRESETN 93 -/* Power domain IDs. */ -#define R9A08G045_PD_ALWAYS_ON 0 -#define R9A08G045_PD_GIC 1 -#define R9A08G045_PD_IA55 2 -#define R9A08G045_PD_MHU 3 -#define R9A08G045_PD_CORESIGHT 4 -#define R9A08G045_PD_SYC 5 -#define R9A08G045_PD_DMAC 6 -#define R9A08G045_PD_GTM0 7 -#define R9A08G045_PD_GTM1 8 -#define R9A08G045_PD_GTM2 9 -#define R9A08G045_PD_GTM3 10 -#define R9A08G045_PD_GTM4 11 -#define R9A08G045_PD_GTM5 12 -#define R9A08G045_PD_GTM6 13 -#define R9A08G045_PD_GTM7 14 -#define R9A08G045_PD_MTU 15 -#define R9A08G045_PD_POE3 16 -#define R9A08G045_PD_GPT 17 -#define R9A08G045_PD_POEGA 18 -#define R9A08G045_PD_POEGB 19 -#define R9A08G045_PD_POEGC 20 -#define R9A08G045_PD_POEGD 21 -#define R9A08G045_PD_WDT0 22 -#define R9A08G045_PD_XSPI 23 -#define R9A08G045_PD_SDHI0 24 -#define R9A08G045_PD_SDHI1 25 -#define R9A08G045_PD_SDHI2 26 -#define R9A08G045_PD_SSI0 27 -#define R9A08G045_PD_SSI1 28 -#define R9A08G045_PD_SSI2 29 -#define R9A08G045_PD_SSI3 30 -#define R9A08G045_PD_SRC 31 -#define R9A08G045_PD_USB0 32 -#define R9A08G045_PD_USB1 33 -#define R9A08G045_PD_USB_PHY 34 -#define R9A08G045_PD_ETHER0 35 -#define R9A08G045_PD_ETHER1 36 -#define R9A08G045_PD_I2C0 37 -#define R9A08G045_PD_I2C1 38 -#define R9A08G045_PD_I2C2 39 -#define R9A08G045_PD_I2C3 40 -#define R9A08G045_PD_SCIF0 41 -#define R9A08G045_PD_SCIF1 42 -#define R9A08G045_PD_SCIF2 43 -#define R9A08G045_PD_SCIF3 44 -#define R9A08G045_PD_SCIF4 45 -#define R9A08G045_PD_SCIF5 46 -#define R9A08G045_PD_SCI0 47 -#define R9A08G045_PD_SCI1 48 -#define R9A08G045_PD_IRDA 49 -#define R9A08G045_PD_RSPI0 50 -#define R9A08G045_PD_RSPI1 51 -#define R9A08G045_PD_RSPI2 52 -#define R9A08G045_PD_RSPI3 53 -#define R9A08G045_PD_RSPI4 54 -#define R9A08G045_PD_CANFD 55 -#define R9A08G045_PD_ADC 56 -#define R9A08G045_PD_TSU 57 -#define R9A08G045_PD_OCTA 58 -#define R9A08G045_PD_PDM 59 -#define R9A08G045_PD_PCI 60 -#define R9A08G045_PD_SPDIF 61 -#define R9A08G045_PD_I3C 62 -#define R9A08G045_PD_VBAT 63 - -#define R9A08G045_PD_DDR 64 -#define R9A08G045_PD_TZCDDR 65 -#define R9A08G045_PD_OTFDE_DDR 66 -#define R9A08G045_PD_RTC 67 - #endif /* __DT_BINDINGS_CLOCK_R9A08G045_CPG_H__ */ -- cgit v1.2.3 From da5cb65d25f747236a003b82525eb6de5d49a2e6 Mon Sep 17 00:00:00 2001 From: Raghav Sharma Date: Thu, 29 May 2025 16:56:38 +0530 Subject: dt-bindings: clock: exynosautov920: add hsi2 clock definitions Add device tree clock binding definitions for CMU_HSI2 Signed-off-by: Raghav Sharma Reviewed-by: Alim Akhtar Acked-by: Rob Herring (Arm) Link: https://lore.kernel.org/r/20250529112640.1646740-3-raghav.s@samsung.com Signed-off-by: Krzysztof Kozlowski --- .../clock/samsung,exynosautov920-clock.yaml | 29 ++++++++++++++++++++-- include/dt-bindings/clock/samsung,exynosautov920.h | 9 +++++++ 2 files changed, 36 insertions(+), 2 deletions(-) (limited to 'include') diff --git a/Documentation/devicetree/bindings/clock/samsung,exynosautov920-clock.yaml b/Documentation/devicetree/bindings/clock/samsung,exynosautov920-clock.yaml index 77117b887e19..72f59db73f76 100644 --- a/Documentation/devicetree/bindings/clock/samsung,exynosautov920-clock.yaml +++ b/Documentation/devicetree/bindings/clock/samsung,exynosautov920-clock.yaml @@ -37,6 +37,7 @@ properties: - samsung,exynosautov920-cmu-cpucl2 - samsung,exynosautov920-cmu-hsi0 - samsung,exynosautov920-cmu-hsi1 + - samsung,exynosautov920-cmu-hsi2 - samsung,exynosautov920-cmu-misc - samsung,exynosautov920-cmu-peric0 - samsung,exynosautov920-cmu-peric1 @@ -44,11 +45,11 @@ properties: clocks: minItems: 1 - maxItems: 4 + maxItems: 5 clock-names: minItems: 1 - maxItems: 4 + maxItems: 5 "#clock-cells": const: 1 @@ -201,6 +202,30 @@ allOf: - const: usbdrd - const: mmc_card + - if: + properties: + compatible: + contains: + const: samsung,exynosautov920-cmu-hsi2 + + then: + properties: + clocks: + items: + - description: External reference clock (38.4 MHz) + - description: CMU_HSI2 NOC clock (from CMU_TOP) + - description: CMU_HSI2 NOC UFS clock (from CMU_TOP) + - description: CMU_HSI2 UFS EMBD clock (from CMU_TOP) + - description: CMU_HSI2 ETHERNET clock (from CMU_TOP) + + clock-names: + items: + - const: oscclk + - const: noc + - const: ufs + - const: embd + - const: ethernet + required: - compatible - "#clock-cells" diff --git a/include/dt-bindings/clock/samsung,exynosautov920.h b/include/dt-bindings/clock/samsung,exynosautov920.h index 5e6896e9627f..93e6233d1358 100644 --- a/include/dt-bindings/clock/samsung,exynosautov920.h +++ b/include/dt-bindings/clock/samsung,exynosautov920.h @@ -286,4 +286,13 @@ #define CLK_MOUT_HSI1_USBDRD_USER 3 #define CLK_MOUT_HSI1_USBDRD 4 +/* CMU_HSI2 */ +#define FOUT_PLL_ETH 1 +#define CLK_MOUT_HSI2_NOC_UFS_USER 2 +#define CLK_MOUT_HSI2_UFS_EMBD_USER 3 +#define CLK_MOUT_HSI2_ETHERNET 4 +#define CLK_MOUT_HSI2_ETHERNET_USER 5 +#define CLK_DOUT_HSI2_ETHERNET 6 +#define CLK_DOUT_HSI2_ETHERNET_PTP 7 + #endif /* _DT_BINDINGS_CLOCK_EXYNOSAUTOV920_H */ -- cgit v1.2.3 From 62ab7ac5be90392a9ac0955febab778ebf51bc0a Mon Sep 17 00:00:00 2001 From: Lad Prabhakar Date: Tue, 17 Jun 2025 16:57:55 +0100 Subject: dt-bindings: clock: renesas,r9a09g077: Add PCLKL core clock ID Add the Peripheral Module Clock L (PCLKL) core clock ID for the RZ/T2H (R9A09G077) SoC. This clock is used by peripherals such as IIC, WDT, and others. Signed-off-by: Lad Prabhakar Reviewed-by: Geert Uytterhoeven Link: https://lore.kernel.org/20250617155757.149597-3-prabhakar.mahadev-lad.rj@bp.renesas.com Signed-off-by: Geert Uytterhoeven --- include/dt-bindings/clock/renesas,r9a09g077-cpg-mssr.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include') diff --git a/include/dt-bindings/clock/renesas,r9a09g077-cpg-mssr.h b/include/dt-bindings/clock/renesas,r9a09g077-cpg-mssr.h index 1b22fe88dec7..f6e5f62b07c4 100644 --- a/include/dt-bindings/clock/renesas,r9a09g077-cpg-mssr.h +++ b/include/dt-bindings/clock/renesas,r9a09g077-cpg-mssr.h @@ -23,5 +23,6 @@ #define R9A09G077_CLK_PCLKGPTL 11 #define R9A09G077_CLK_PCLKH 12 #define R9A09G077_CLK_PCLKM 13 +#define R9A09G077_CLK_PCLKL 14 #endif /* __DT_BINDINGS_CLOCK_RENESAS_R9A09G077_CPG_H__ */ -- cgit v1.2.3 From 292bf6c5b8100ba4e16cd194bdc89785f6fb6f7a Mon Sep 17 00:00:00 2001 From: Lad Prabhakar Date: Mon, 9 Jun 2025 21:36:51 +0100 Subject: dt-bindings: clock: renesas,cpg-mssr: Document RZ/N2H support Document support for Module Standby and Software Reset found on the Renesas RZ/N2H (R9A09G087) SoC. The Module Standby and Software Reset IP is similar to that found on the RZ/T2H SoC. Signed-off-by: Lad Prabhakar Acked-by: Conor Dooley Reviewed-by: Geert Uytterhoeven Link: https://lore.kernel.org/20250609203656.333138-4-prabhakar.mahadev-lad.rj@bp.renesas.com Signed-off-by: Geert Uytterhoeven --- .../bindings/clock/renesas,cpg-mssr.yaml | 5 +++- .../dt-bindings/clock/renesas,r9a09g087-cpg-mssr.h | 28 ++++++++++++++++++++++ 2 files changed, 32 insertions(+), 1 deletion(-) create mode 100644 include/dt-bindings/clock/renesas,r9a09g087-cpg-mssr.h (limited to 'include') diff --git a/Documentation/devicetree/bindings/clock/renesas,cpg-mssr.yaml b/Documentation/devicetree/bindings/clock/renesas,cpg-mssr.yaml index 708ab6bd7d44..bc2fd3761328 100644 --- a/Documentation/devicetree/bindings/clock/renesas,cpg-mssr.yaml +++ b/Documentation/devicetree/bindings/clock/renesas,cpg-mssr.yaml @@ -53,6 +53,7 @@ properties: - renesas,r8a779g0-cpg-mssr # R-Car V4H - renesas,r8a779h0-cpg-mssr # R-Car V4M - renesas,r9a09g077-cpg-mssr # RZ/T2H + - renesas,r9a09g087-cpg-mssr # RZ/N2H reg: minItems: 1 @@ -112,7 +113,9 @@ allOf: properties: compatible: contains: - const: renesas,r9a09g077-cpg-mssr + enum: + - renesas,r9a09g077-cpg-mssr + - renesas,r9a09g087-cpg-mssr then: properties: reg: diff --git a/include/dt-bindings/clock/renesas,r9a09g087-cpg-mssr.h b/include/dt-bindings/clock/renesas,r9a09g087-cpg-mssr.h new file mode 100644 index 000000000000..f28166d6015f --- /dev/null +++ b/include/dt-bindings/clock/renesas,r9a09g087-cpg-mssr.h @@ -0,0 +1,28 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) + * + * Copyright (C) 2025 Renesas Electronics Corp. + */ + +#ifndef __DT_BINDINGS_CLOCK_RENESAS_R9A09G087_CPG_H__ +#define __DT_BINDINGS_CLOCK_RENESAS_R9A09G087_CPG_H__ + +#include + +/* R9A09G087 CPG Core Clocks */ +#define R9A09G087_CLK_CA55C0 0 +#define R9A09G087_CLK_CA55C1 1 +#define R9A09G087_CLK_CA55C2 2 +#define R9A09G087_CLK_CA55C3 3 +#define R9A09G087_CLK_CA55S 4 +#define R9A09G087_CLK_CR52_CPU0 5 +#define R9A09G087_CLK_CR52_CPU1 6 +#define R9A09G087_CLK_CKIO 7 +#define R9A09G087_CLK_PCLKAH 8 +#define R9A09G087_CLK_PCLKAM 9 +#define R9A09G087_CLK_PCLKAL 10 +#define R9A09G087_CLK_PCLKGPTL 11 +#define R9A09G087_CLK_PCLKH 12 +#define R9A09G087_CLK_PCLKM 13 +#define R9A09G087_CLK_PCLKL 14 + +#endif /* __DT_BINDINGS_CLOCK_RENESAS_R9A09G087_CPG_H__ */ -- cgit v1.2.3 From 61977ccf6568f9d104462727b49412a80c22c519 Mon Sep 17 00:00:00 2001 From: Chen-Yu Tsai Date: Fri, 20 Jun 2025 01:10:24 +0800 Subject: dt-bindings: reset: sun55i-a523-r-ccu: Add missing PPU0 reset There is a PPU0 reset control bit in the same register as the PPU1 reset control. This missing reset control is for the PCK-600 unit in the SoC. Manual tests show that the reset control indeed exists, and if not configured, the system will hang when the PCK-600 registers are accessed. Add a reset entry for it at the end of the existing ones. Fixes: 52dbf84857f0 ("dt-bindings: clk: sunxi-ng: document two Allwinner A523 CCUs") Acked-by: Conor Dooley Acked-by: Stephen Boyd Reviewed-by: Andre Przywara Link: https://patch.msgid.link/20250619171025.3359384-2-wens@kernel.org Signed-off-by: Chen-Yu Tsai --- include/dt-bindings/reset/sun55i-a523-r-ccu.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include') diff --git a/include/dt-bindings/reset/sun55i-a523-r-ccu.h b/include/dt-bindings/reset/sun55i-a523-r-ccu.h index dd6fbb372e19..eb31ae9958d6 100644 --- a/include/dt-bindings/reset/sun55i-a523-r-ccu.h +++ b/include/dt-bindings/reset/sun55i-a523-r-ccu.h @@ -21,5 +21,6 @@ #define RST_BUS_R_IR_RX 12 #define RST_BUS_R_RTC 13 #define RST_BUS_R_CPUCFG 14 +#define RST_BUS_R_PPU0 15 #endif /* _DT_BINDINGS_RST_SUN55I_A523_R_CCU_H_ */ -- cgit v1.2.3 From 5e4e8c1415c181ce311a0b5936ef301edd57c5d1 Mon Sep 17 00:00:00 2001 From: Lad Prabhakar Date: Fri, 27 Jun 2025 21:42:32 +0100 Subject: dt-bindings: clock: renesas,r9a09g056/57-cpg: Add XSPI core clock Add XSPI core clock definitions to the clock bindings for the Renesas R9A09G056 and R9A09G057 SoCs. These clocks IDs are used to support XSPI interface. Signed-off-by: Lad Prabhakar Reviewed-by: Geert Uytterhoeven Link: https://lore.kernel.org/20250627204237.214635-2-prabhakar.mahadev-lad.rj@bp.renesas.com Signed-off-by: Geert Uytterhoeven --- include/dt-bindings/clock/renesas,r9a09g056-cpg.h | 1 + include/dt-bindings/clock/renesas,r9a09g057-cpg.h | 1 + 2 files changed, 2 insertions(+) (limited to 'include') diff --git a/include/dt-bindings/clock/renesas,r9a09g056-cpg.h b/include/dt-bindings/clock/renesas,r9a09g056-cpg.h index f4905b27f8d9..a9af5af9e3a1 100644 --- a/include/dt-bindings/clock/renesas,r9a09g056-cpg.h +++ b/include/dt-bindings/clock/renesas,r9a09g056-cpg.h @@ -20,5 +20,6 @@ #define R9A09G056_USB2_0_CLK_CORE0 9 #define R9A09G056_GBETH_0_CLK_PTP_REF_I 10 #define R9A09G056_GBETH_1_CLK_PTP_REF_I 11 +#define R9A09G056_SPI_CLK_SPI 12 #endif /* __DT_BINDINGS_CLOCK_RENESAS_R9A09G056_CPG_H__ */ diff --git a/include/dt-bindings/clock/renesas,r9a09g057-cpg.h b/include/dt-bindings/clock/renesas,r9a09g057-cpg.h index 884dbeb1e139..5346a898ab60 100644 --- a/include/dt-bindings/clock/renesas,r9a09g057-cpg.h +++ b/include/dt-bindings/clock/renesas,r9a09g057-cpg.h @@ -21,5 +21,6 @@ #define R9A09G057_USB2_0_CLK_CORE1 10 #define R9A09G057_GBETH_0_CLK_PTP_REF_I 11 #define R9A09G057_GBETH_1_CLK_PTP_REF_I 12 +#define R9A09G057_SPI_CLK_SPI 13 #endif /* __DT_BINDINGS_CLOCK_RENESAS_R9A09G057_CPG_H__ */ -- cgit v1.2.3 From 2a76193f7cc03de5b2745d069926ebc431dd5ba4 Mon Sep 17 00:00:00 2001 From: Lad Prabhakar Date: Wed, 25 Jun 2025 15:17:03 +0100 Subject: dt-bindings: clock: renesas,r9a09g077/87: Add SDHI_CLKHS clock ID Add the SDHI high-speed clock (SDHI_CLKHS) definition for the Renesas RZ/T2H (R9A09G077) and RZ/N2H (R9A09G087) SoCs. SDHI_CLKHS is used as a core clock for the SDHI IP and operates at 800MHz. Signed-off-by: Lad Prabhakar Reviewed-by: Geert Uytterhoeven Link: https://lore.kernel.org/20250625141705.151383-2-prabhakar.mahadev-lad.rj@bp.renesas.com Signed-off-by: Geert Uytterhoeven --- include/dt-bindings/clock/renesas,r9a09g077-cpg-mssr.h | 1 + include/dt-bindings/clock/renesas,r9a09g087-cpg-mssr.h | 1 + 2 files changed, 2 insertions(+) (limited to 'include') diff --git a/include/dt-bindings/clock/renesas,r9a09g077-cpg-mssr.h b/include/dt-bindings/clock/renesas,r9a09g077-cpg-mssr.h index f6e5f62b07c4..7ecc4f0b235a 100644 --- a/include/dt-bindings/clock/renesas,r9a09g077-cpg-mssr.h +++ b/include/dt-bindings/clock/renesas,r9a09g077-cpg-mssr.h @@ -24,5 +24,6 @@ #define R9A09G077_CLK_PCLKH 12 #define R9A09G077_CLK_PCLKM 13 #define R9A09G077_CLK_PCLKL 14 +#define R9A09G077_SDHI_CLKHS 15 #endif /* __DT_BINDINGS_CLOCK_RENESAS_R9A09G077_CPG_H__ */ diff --git a/include/dt-bindings/clock/renesas,r9a09g087-cpg-mssr.h b/include/dt-bindings/clock/renesas,r9a09g087-cpg-mssr.h index f28166d6015f..925e57703925 100644 --- a/include/dt-bindings/clock/renesas,r9a09g087-cpg-mssr.h +++ b/include/dt-bindings/clock/renesas,r9a09g087-cpg-mssr.h @@ -24,5 +24,6 @@ #define R9A09G087_CLK_PCLKH 12 #define R9A09G087_CLK_PCLKM 13 #define R9A09G087_CLK_PCLKL 14 +#define R9A09G087_SDHI_CLKHS 15 #endif /* __DT_BINDINGS_CLOCK_RENESAS_R9A09G087_CPG_H__ */ -- cgit v1.2.3 From 25a59e813cd2ca728047f657d64f9b29480be393 Mon Sep 17 00:00:00 2001 From: Alex Elder Date: Wed, 2 Jul 2025 06:37:03 -0500 Subject: dt-bindings: soc: spacemit: define spacemit,k1-ccu resets There are additional SpacemiT syscon CCUs whose registers control both clocks and resets: RCPU, RCPU2, and APBC2. Unlike those defined previously, these will (initially) support only resets. They do not incorporate power domain functionality. Previously the clock properties were required for all compatible nodes. Make that requirement only apply to the three existing CCUs (APBC, APMU, and MPMU), so that the new reset-only CCUs can go without specifying them. Define the index values for resets associated with all SpacemiT K1 syscon nodes, including those with clocks already defined, as well as the new ones (without clocks). Signed-off-by: Alex Elder Reviewed-by: Krzysztof Kozlowski Reviewed-by: Yixun Lan Link: https://lore.kernel.org/r/20250702113709.291748-2-elder@riscstar.com Signed-off-by: Yixun Lan --- .../bindings/soc/spacemit/spacemit,k1-syscon.yaml | 27 +++- include/dt-bindings/clock/spacemit,k1-syscon.h | 141 +++++++++++++++++++++ 2 files changed, 162 insertions(+), 6 deletions(-) (limited to 'include') diff --git a/Documentation/devicetree/bindings/soc/spacemit/spacemit,k1-syscon.yaml b/Documentation/devicetree/bindings/soc/spacemit/spacemit,k1-syscon.yaml index 30aaf49da03d..133a391ee68c 100644 --- a/Documentation/devicetree/bindings/soc/spacemit/spacemit,k1-syscon.yaml +++ b/Documentation/devicetree/bindings/soc/spacemit/spacemit,k1-syscon.yaml @@ -19,6 +19,9 @@ properties: - spacemit,k1-syscon-apbc - spacemit,k1-syscon-apmu - spacemit,k1-syscon-mpmu + - spacemit,k1-syscon-rcpu + - spacemit,k1-syscon-rcpu2 + - spacemit,k1-syscon-apbc2 reg: maxItems: 1 @@ -47,9 +50,6 @@ properties: required: - compatible - reg - - clocks - - clock-names - - "#clock-cells" - "#reset-cells" allOf: @@ -57,13 +57,28 @@ allOf: properties: compatible: contains: - const: spacemit,k1-syscon-apbc + enum: + - spacemit,k1-syscon-apmu + - spacemit,k1-syscon-mpmu then: + required: + - "#power-domain-cells" + else: properties: "#power-domain-cells": false - else: + - if: + properties: + compatible: + contains: + enum: + - spacemit,k1-syscon-apbc + - spacemit,k1-syscon-apmu + - spacemit,k1-syscon-mpmu + then: required: - - "#power-domain-cells" + - clocks + - clock-names + - "#clock-cells" additionalProperties: false diff --git a/include/dt-bindings/clock/spacemit,k1-syscon.h b/include/dt-bindings/clock/spacemit,k1-syscon.h index 35968ae98246..2714c3fe66cd 100644 --- a/include/dt-bindings/clock/spacemit,k1-syscon.h +++ b/include/dt-bindings/clock/spacemit,k1-syscon.h @@ -78,6 +78,9 @@ #define CLK_APB 31 #define CLK_WDT_BUS 32 +/* MPMU resets */ +#define RESET_WDT 0 + /* APBC clocks */ #define CLK_UART0 0 #define CLK_UART2 1 @@ -180,6 +183,59 @@ #define CLK_TSEN_BUS 98 #define CLK_IPC_AP2AUD_BUS 99 +/* APBC resets */ +#define RESET_UART0 0 +#define RESET_UART2 1 +#define RESET_UART3 2 +#define RESET_UART4 3 +#define RESET_UART5 4 +#define RESET_UART6 5 +#define RESET_UART7 6 +#define RESET_UART8 7 +#define RESET_UART9 8 +#define RESET_GPIO 9 +#define RESET_PWM0 10 +#define RESET_PWM1 11 +#define RESET_PWM2 12 +#define RESET_PWM3 13 +#define RESET_PWM4 14 +#define RESET_PWM5 15 +#define RESET_PWM6 16 +#define RESET_PWM7 17 +#define RESET_PWM8 18 +#define RESET_PWM9 19 +#define RESET_PWM10 20 +#define RESET_PWM11 21 +#define RESET_PWM12 22 +#define RESET_PWM13 23 +#define RESET_PWM14 24 +#define RESET_PWM15 25 +#define RESET_PWM16 26 +#define RESET_PWM17 27 +#define RESET_PWM18 28 +#define RESET_PWM19 29 +#define RESET_SSP3 30 +#define RESET_RTC 31 +#define RESET_TWSI0 32 +#define RESET_TWSI1 33 +#define RESET_TWSI2 34 +#define RESET_TWSI4 35 +#define RESET_TWSI5 36 +#define RESET_TWSI6 37 +#define RESET_TWSI7 38 +#define RESET_TWSI8 39 +#define RESET_TIMERS1 40 +#define RESET_TIMERS2 41 +#define RESET_AIB 42 +#define RESET_ONEWIRE 43 +#define RESET_SSPA0 44 +#define RESET_SSPA1 45 +#define RESET_DRO 46 +#define RESET_IR 47 +#define RESET_TSEN 48 +#define RESET_IPC_AP2AUD 49 +#define RESET_CAN0 50 + /* APMU clocks */ #define CLK_CCI550 0 #define CLK_CPU_C0_HI 1 @@ -244,4 +300,89 @@ #define CLK_V2D 60 #define CLK_EMMC_BUS 61 +/* APMU resets */ +#define RESET_CCIC_4X 0 +#define RESET_CCIC1_PHY 1 +#define RESET_SDH_AXI 2 +#define RESET_SDH0 3 +#define RESET_SDH1 4 +#define RESET_SDH2 5 +#define RESET_USBP1_AXI 6 +#define RESET_USB_AXI 7 +#define RESET_USB30_AHB 8 +#define RESET_USB30_VCC 9 +#define RESET_USB30_PHY 10 +#define RESET_QSPI 11 +#define RESET_QSPI_BUS 12 +#define RESET_DMA 13 +#define RESET_AES 14 +#define RESET_VPU 15 +#define RESET_GPU 16 +#define RESET_EMMC 17 +#define RESET_EMMC_X 18 +#define RESET_AUDIO_SYS 19 +#define RESET_AUDIO_MCU 20 +#define RESET_AUDIO_APMU 21 +#define RESET_HDMI 22 +#define RESET_PCIE0_MASTER 23 +#define RESET_PCIE0_SLAVE 24 +#define RESET_PCIE0_DBI 25 +#define RESET_PCIE0_GLOBAL 26 +#define RESET_PCIE1_MASTER 27 +#define RESET_PCIE1_SLAVE 28 +#define RESET_PCIE1_DBI 29 +#define RESET_PCIE1_GLOBAL 30 +#define RESET_PCIE2_MASTER 31 +#define RESET_PCIE2_SLAVE 32 +#define RESET_PCIE2_DBI 33 +#define RESET_PCIE2_GLOBAL 34 +#define RESET_EMAC0 35 +#define RESET_EMAC1 36 +#define RESET_JPG 37 +#define RESET_CCIC2PHY 38 +#define RESET_CCIC3PHY 39 +#define RESET_CSI 40 +#define RESET_ISP_CPP 41 +#define RESET_ISP_BUS 42 +#define RESET_ISP 43 +#define RESET_ISP_CI 44 +#define RESET_DPU_MCLK 45 +#define RESET_DPU_ESC 46 +#define RESET_DPU_HCLK 47 +#define RESET_DPU_SPIBUS 48 +#define RESET_DPU_SPI_HBUS 49 +#define RESET_V2D 50 +#define RESET_MIPI 51 +#define RESET_MC 52 + +/* RCPU resets */ +#define RESET_RCPU_SSP0 0 +#define RESET_RCPU_I2C0 1 +#define RESET_RCPU_UART1 2 +#define RESET_RCPU_IR 3 +#define RESET_RCPU_CAN 4 +#define RESET_RCPU_UART0 5 +#define RESET_RCPU_HDMI_AUDIO 6 + +/* RCPU2 resets */ +#define RESET_RCPU2_PWM0 0 +#define RESET_RCPU2_PWM1 1 +#define RESET_RCPU2_PWM2 2 +#define RESET_RCPU2_PWM3 3 +#define RESET_RCPU2_PWM4 4 +#define RESET_RCPU2_PWM5 5 +#define RESET_RCPU2_PWM6 6 +#define RESET_RCPU2_PWM7 7 +#define RESET_RCPU2_PWM8 8 +#define RESET_RCPU2_PWM9 9 + +/* APBC2 resets */ +#define RESET_APBC2_UART1 0 +#define RESET_APBC2_SSP2 1 +#define RESET_APBC2_TWSI3 2 +#define RESET_APBC2_RTC 3 +#define RESET_APBC2_TIMERS0 4 +#define RESET_APBC2_KPC 5 +#define RESET_APBC2_GPIO 6 + #endif /* _DT_BINDINGS_SPACEMIT_CCU_H_ */ -- cgit v1.2.3 From bf6239ddaa6a73a44cd8ea3afec5fc82ed900038 Mon Sep 17 00:00:00 2001 From: Alex Elder Date: Wed, 2 Jul 2025 06:37:04 -0500 Subject: soc: spacemit: create a header for clock/reset registers Move the definitions of register offsets and fields used by the SpacemiT K1 SoC CCUs into a separate header file, so that they can be shared by the reset driver that will be found under drivers/reset. Signed-off-by: Alex Elder Reviewed-by: Haylen Chu Reviewed-by: Yixun Lan Link: https://lore.kernel.org/r/20250702113709.291748-3-elder@riscstar.com Signed-off-by: Yixun Lan --- drivers/clk/spacemit/ccu-k1.c | 111 +----------------------------------- include/soc/spacemit/k1-syscon.h | 118 +++++++++++++++++++++++++++++++++++++++ 2 files changed, 119 insertions(+), 110 deletions(-) create mode 100644 include/soc/spacemit/k1-syscon.h (limited to 'include') diff --git a/drivers/clk/spacemit/ccu-k1.c b/drivers/clk/spacemit/ccu-k1.c index cdde37a05235..801150f4ff0f 100644 --- a/drivers/clk/spacemit/ccu-k1.c +++ b/drivers/clk/spacemit/ccu-k1.c @@ -11,6 +11,7 @@ #include #include #include +#include #include "ccu_common.h" #include "ccu_pll.h" @@ -19,116 +20,6 @@ #include -/* APBS register offset */ -#define APBS_PLL1_SWCR1 0x100 -#define APBS_PLL1_SWCR2 0x104 -#define APBS_PLL1_SWCR3 0x108 -#define APBS_PLL2_SWCR1 0x118 -#define APBS_PLL2_SWCR2 0x11c -#define APBS_PLL2_SWCR3 0x120 -#define APBS_PLL3_SWCR1 0x124 -#define APBS_PLL3_SWCR2 0x128 -#define APBS_PLL3_SWCR3 0x12c - -/* MPMU register offset */ -#define MPMU_POSR 0x0010 -#define POSR_PLL1_LOCK BIT(27) -#define POSR_PLL2_LOCK BIT(28) -#define POSR_PLL3_LOCK BIT(29) -#define MPMU_SUCCR 0x0014 -#define MPMU_ISCCR 0x0044 -#define MPMU_WDTPCR 0x0200 -#define MPMU_RIPCCR 0x0210 -#define MPMU_ACGR 0x1024 -#define MPMU_APBCSCR 0x1050 -#define MPMU_SUCCR_1 0x10b0 - -/* APBC register offset */ -#define APBC_UART1_CLK_RST 0x00 -#define APBC_UART2_CLK_RST 0x04 -#define APBC_GPIO_CLK_RST 0x08 -#define APBC_PWM0_CLK_RST 0x0c -#define APBC_PWM1_CLK_RST 0x10 -#define APBC_PWM2_CLK_RST 0x14 -#define APBC_PWM3_CLK_RST 0x18 -#define APBC_TWSI8_CLK_RST 0x20 -#define APBC_UART3_CLK_RST 0x24 -#define APBC_RTC_CLK_RST 0x28 -#define APBC_TWSI0_CLK_RST 0x2c -#define APBC_TWSI1_CLK_RST 0x30 -#define APBC_TIMERS1_CLK_RST 0x34 -#define APBC_TWSI2_CLK_RST 0x38 -#define APBC_AIB_CLK_RST 0x3c -#define APBC_TWSI4_CLK_RST 0x40 -#define APBC_TIMERS2_CLK_RST 0x44 -#define APBC_ONEWIRE_CLK_RST 0x48 -#define APBC_TWSI5_CLK_RST 0x4c -#define APBC_DRO_CLK_RST 0x58 -#define APBC_IR_CLK_RST 0x5c -#define APBC_TWSI6_CLK_RST 0x60 -#define APBC_COUNTER_CLK_SEL 0x64 -#define APBC_TWSI7_CLK_RST 0x68 -#define APBC_TSEN_CLK_RST 0x6c -#define APBC_UART4_CLK_RST 0x70 -#define APBC_UART5_CLK_RST 0x74 -#define APBC_UART6_CLK_RST 0x78 -#define APBC_SSP3_CLK_RST 0x7c -#define APBC_SSPA0_CLK_RST 0x80 -#define APBC_SSPA1_CLK_RST 0x84 -#define APBC_IPC_AP2AUD_CLK_RST 0x90 -#define APBC_UART7_CLK_RST 0x94 -#define APBC_UART8_CLK_RST 0x98 -#define APBC_UART9_CLK_RST 0x9c -#define APBC_CAN0_CLK_RST 0xa0 -#define APBC_PWM4_CLK_RST 0xa8 -#define APBC_PWM5_CLK_RST 0xac -#define APBC_PWM6_CLK_RST 0xb0 -#define APBC_PWM7_CLK_RST 0xb4 -#define APBC_PWM8_CLK_RST 0xb8 -#define APBC_PWM9_CLK_RST 0xbc -#define APBC_PWM10_CLK_RST 0xc0 -#define APBC_PWM11_CLK_RST 0xc4 -#define APBC_PWM12_CLK_RST 0xc8 -#define APBC_PWM13_CLK_RST 0xcc -#define APBC_PWM14_CLK_RST 0xd0 -#define APBC_PWM15_CLK_RST 0xd4 -#define APBC_PWM16_CLK_RST 0xd8 -#define APBC_PWM17_CLK_RST 0xdc -#define APBC_PWM18_CLK_RST 0xe0 -#define APBC_PWM19_CLK_RST 0xe4 - -/* APMU register offset */ -#define APMU_JPG_CLK_RES_CTRL 0x020 -#define APMU_CSI_CCIC2_CLK_RES_CTRL 0x024 -#define APMU_ISP_CLK_RES_CTRL 0x038 -#define APMU_LCD_CLK_RES_CTRL1 0x044 -#define APMU_LCD_SPI_CLK_RES_CTRL 0x048 -#define APMU_LCD_CLK_RES_CTRL2 0x04c -#define APMU_CCIC_CLK_RES_CTRL 0x050 -#define APMU_SDH0_CLK_RES_CTRL 0x054 -#define APMU_SDH1_CLK_RES_CTRL 0x058 -#define APMU_USB_CLK_RES_CTRL 0x05c -#define APMU_QSPI_CLK_RES_CTRL 0x060 -#define APMU_DMA_CLK_RES_CTRL 0x064 -#define APMU_AES_CLK_RES_CTRL 0x068 -#define APMU_VPU_CLK_RES_CTRL 0x0a4 -#define APMU_GPU_CLK_RES_CTRL 0x0cc -#define APMU_SDH2_CLK_RES_CTRL 0x0e0 -#define APMU_PMUA_MC_CTRL 0x0e8 -#define APMU_PMU_CC2_AP 0x100 -#define APMU_PMUA_EM_CLK_RES_CTRL 0x104 -#define APMU_AUDIO_CLK_RES_CTRL 0x14c -#define APMU_HDMI_CLK_RES_CTRL 0x1b8 -#define APMU_CCI550_CLK_CTRL 0x300 -#define APMU_ACLK_CLK_CTRL 0x388 -#define APMU_CPU_C0_CLK_CTRL 0x38C -#define APMU_CPU_C1_CLK_CTRL 0x390 -#define APMU_PCIE_CLK_RES_CTRL_0 0x3cc -#define APMU_PCIE_CLK_RES_CTRL_1 0x3d4 -#define APMU_PCIE_CLK_RES_CTRL_2 0x3dc -#define APMU_EMAC0_CLK_RES_CTRL 0x3e4 -#define APMU_EMAC1_CLK_RES_CTRL 0x3ec - struct spacemit_ccu_data { struct clk_hw **hws; size_t num; diff --git a/include/soc/spacemit/k1-syscon.h b/include/soc/spacemit/k1-syscon.h new file mode 100644 index 000000000000..039a448c51a0 --- /dev/null +++ b/include/soc/spacemit/k1-syscon.h @@ -0,0 +1,118 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +/* SpacemiT clock and reset driver definitions for the K1 SoC */ + +#ifndef __SOC_K1_SYSCON_H__ +#define __SOC_K1_SYSCON_H__ + +/* APBS register offset */ +#define APBS_PLL1_SWCR1 0x100 +#define APBS_PLL1_SWCR2 0x104 +#define APBS_PLL1_SWCR3 0x108 +#define APBS_PLL2_SWCR1 0x118 +#define APBS_PLL2_SWCR2 0x11c +#define APBS_PLL2_SWCR3 0x120 +#define APBS_PLL3_SWCR1 0x124 +#define APBS_PLL3_SWCR2 0x128 +#define APBS_PLL3_SWCR3 0x12c + +/* MPMU register offset */ +#define MPMU_POSR 0x0010 +#define POSR_PLL1_LOCK BIT(27) +#define POSR_PLL2_LOCK BIT(28) +#define POSR_PLL3_LOCK BIT(29) +#define MPMU_SUCCR 0x0014 +#define MPMU_ISCCR 0x0044 +#define MPMU_WDTPCR 0x0200 +#define MPMU_RIPCCR 0x0210 +#define MPMU_ACGR 0x1024 +#define MPMU_APBCSCR 0x1050 +#define MPMU_SUCCR_1 0x10b0 + +/* APBC register offset */ +#define APBC_UART1_CLK_RST 0x00 +#define APBC_UART2_CLK_RST 0x04 +#define APBC_GPIO_CLK_RST 0x08 +#define APBC_PWM0_CLK_RST 0x0c +#define APBC_PWM1_CLK_RST 0x10 +#define APBC_PWM2_CLK_RST 0x14 +#define APBC_PWM3_CLK_RST 0x18 +#define APBC_TWSI8_CLK_RST 0x20 +#define APBC_UART3_CLK_RST 0x24 +#define APBC_RTC_CLK_RST 0x28 +#define APBC_TWSI0_CLK_RST 0x2c +#define APBC_TWSI1_CLK_RST 0x30 +#define APBC_TIMERS1_CLK_RST 0x34 +#define APBC_TWSI2_CLK_RST 0x38 +#define APBC_AIB_CLK_RST 0x3c +#define APBC_TWSI4_CLK_RST 0x40 +#define APBC_TIMERS2_CLK_RST 0x44 +#define APBC_ONEWIRE_CLK_RST 0x48 +#define APBC_TWSI5_CLK_RST 0x4c +#define APBC_DRO_CLK_RST 0x58 +#define APBC_IR_CLK_RST 0x5c +#define APBC_TWSI6_CLK_RST 0x60 +#define APBC_COUNTER_CLK_SEL 0x64 +#define APBC_TWSI7_CLK_RST 0x68 +#define APBC_TSEN_CLK_RST 0x6c +#define APBC_UART4_CLK_RST 0x70 +#define APBC_UART5_CLK_RST 0x74 +#define APBC_UART6_CLK_RST 0x78 +#define APBC_SSP3_CLK_RST 0x7c +#define APBC_SSPA0_CLK_RST 0x80 +#define APBC_SSPA1_CLK_RST 0x84 +#define APBC_IPC_AP2AUD_CLK_RST 0x90 +#define APBC_UART7_CLK_RST 0x94 +#define APBC_UART8_CLK_RST 0x98 +#define APBC_UART9_CLK_RST 0x9c +#define APBC_CAN0_CLK_RST 0xa0 +#define APBC_PWM4_CLK_RST 0xa8 +#define APBC_PWM5_CLK_RST 0xac +#define APBC_PWM6_CLK_RST 0xb0 +#define APBC_PWM7_CLK_RST 0xb4 +#define APBC_PWM8_CLK_RST 0xb8 +#define APBC_PWM9_CLK_RST 0xbc +#define APBC_PWM10_CLK_RST 0xc0 +#define APBC_PWM11_CLK_RST 0xc4 +#define APBC_PWM12_CLK_RST 0xc8 +#define APBC_PWM13_CLK_RST 0xcc +#define APBC_PWM14_CLK_RST 0xd0 +#define APBC_PWM15_CLK_RST 0xd4 +#define APBC_PWM16_CLK_RST 0xd8 +#define APBC_PWM17_CLK_RST 0xdc +#define APBC_PWM18_CLK_RST 0xe0 +#define APBC_PWM19_CLK_RST 0xe4 + +/* APMU register offset */ +#define APMU_JPG_CLK_RES_CTRL 0x020 +#define APMU_CSI_CCIC2_CLK_RES_CTRL 0x024 +#define APMU_ISP_CLK_RES_CTRL 0x038 +#define APMU_LCD_CLK_RES_CTRL1 0x044 +#define APMU_LCD_SPI_CLK_RES_CTRL 0x048 +#define APMU_LCD_CLK_RES_CTRL2 0x04c +#define APMU_CCIC_CLK_RES_CTRL 0x050 +#define APMU_SDH0_CLK_RES_CTRL 0x054 +#define APMU_SDH1_CLK_RES_CTRL 0x058 +#define APMU_USB_CLK_RES_CTRL 0x05c +#define APMU_QSPI_CLK_RES_CTRL 0x060 +#define APMU_DMA_CLK_RES_CTRL 0x064 +#define APMU_AES_CLK_RES_CTRL 0x068 +#define APMU_VPU_CLK_RES_CTRL 0x0a4 +#define APMU_GPU_CLK_RES_CTRL 0x0cc +#define APMU_SDH2_CLK_RES_CTRL 0x0e0 +#define APMU_PMUA_MC_CTRL 0x0e8 +#define APMU_PMU_CC2_AP 0x100 +#define APMU_PMUA_EM_CLK_RES_CTRL 0x104 +#define APMU_AUDIO_CLK_RES_CTRL 0x14c +#define APMU_HDMI_CLK_RES_CTRL 0x1b8 +#define APMU_CCI550_CLK_CTRL 0x300 +#define APMU_ACLK_CLK_CTRL 0x388 +#define APMU_CPU_C0_CLK_CTRL 0x38C +#define APMU_CPU_C1_CLK_CTRL 0x390 +#define APMU_PCIE_CLK_RES_CTRL_0 0x3cc +#define APMU_PCIE_CLK_RES_CTRL_1 0x3d4 +#define APMU_PCIE_CLK_RES_CTRL_2 0x3dc +#define APMU_EMAC0_CLK_RES_CTRL 0x3e4 +#define APMU_EMAC1_CLK_RES_CTRL 0x3ec + +#endif /* __SOC_K1_SYSCON_H__ */ -- cgit v1.2.3 From 988543522ebd6a9af53c288833503f0501e401b0 Mon Sep 17 00:00:00 2001 From: Alex Elder Date: Wed, 2 Jul 2025 06:37:05 -0500 Subject: clk: spacemit: set up reset auxiliary devices Add a new reset_name field to the spacemit_ccu_data structure. If it is non-null, the CCU implements a reset controller, and the name will be used in the name for the auxiliary device that implements it. Define a new type to hold an auxiliary device as well as the regmap pointer that will be needed by CCU reset controllers. Set up code to initialize and add an auxiliary device for any CCU that implements reset functionality. Make it optional for a CCU to implement a clock controller. This doesn't apply to any of the existing CCUs but will for some new ones that will be added soon. Signed-off-by: Alex Elder Reviewed-by: Haylen Chu Reviewed-by: Yixun Lan Link: https://lore.kernel.org/r/20250702113709.291748-4-elder@riscstar.com Signed-off-by: Yixun Lan --- drivers/clk/spacemit/Kconfig | 1 + drivers/clk/spacemit/ccu-k1.c | 104 +++++++++++++++++++++++++++++++++++---- include/soc/spacemit/k1-syscon.h | 12 +++++ 3 files changed, 107 insertions(+), 10 deletions(-) (limited to 'include') diff --git a/drivers/clk/spacemit/Kconfig b/drivers/clk/spacemit/Kconfig index 4c4df845b3cb..3854f6ae6d0e 100644 --- a/drivers/clk/spacemit/Kconfig +++ b/drivers/clk/spacemit/Kconfig @@ -3,6 +3,7 @@ config SPACEMIT_CCU tristate "Clock support for SpacemiT SoCs" depends on ARCH_SPACEMIT || COMPILE_TEST + select AUXILIARY_BUS select MFD_SYSCON help Say Y to enable clock controller unit support for SpacemiT SoCs. diff --git a/drivers/clk/spacemit/ccu-k1.c b/drivers/clk/spacemit/ccu-k1.c index 801150f4ff0f..1c9ed434ae93 100644 --- a/drivers/clk/spacemit/ccu-k1.c +++ b/drivers/clk/spacemit/ccu-k1.c @@ -5,12 +5,15 @@ */ #include +#include #include #include +#include #include #include #include #include +#include #include #include "ccu_common.h" @@ -21,10 +24,13 @@ #include struct spacemit_ccu_data { + const char *reset_name; struct clk_hw **hws; size_t num; }; +static DEFINE_IDA(auxiliary_ids); + /* APBS clocks start, APBS region contains and only contains all PLL clocks */ /* @@ -710,8 +716,9 @@ static struct clk_hw *k1_ccu_pll_hws[] = { }; static const struct spacemit_ccu_data k1_ccu_pll_data = { - .hws = k1_ccu_pll_hws, - .num = ARRAY_SIZE(k1_ccu_pll_hws), + /* The PLL CCU implements no resets */ + .hws = k1_ccu_pll_hws, + .num = ARRAY_SIZE(k1_ccu_pll_hws), }; static struct clk_hw *k1_ccu_mpmu_hws[] = { @@ -751,8 +758,9 @@ static struct clk_hw *k1_ccu_mpmu_hws[] = { }; static const struct spacemit_ccu_data k1_ccu_mpmu_data = { - .hws = k1_ccu_mpmu_hws, - .num = ARRAY_SIZE(k1_ccu_mpmu_hws), + .reset_name = "mpmu-reset", + .hws = k1_ccu_mpmu_hws, + .num = ARRAY_SIZE(k1_ccu_mpmu_hws), }; static struct clk_hw *k1_ccu_apbc_hws[] = { @@ -859,8 +867,9 @@ static struct clk_hw *k1_ccu_apbc_hws[] = { }; static const struct spacemit_ccu_data k1_ccu_apbc_data = { - .hws = k1_ccu_apbc_hws, - .num = ARRAY_SIZE(k1_ccu_apbc_hws), + .reset_name = "apbc-reset", + .hws = k1_ccu_apbc_hws, + .num = ARRAY_SIZE(k1_ccu_apbc_hws), }; static struct clk_hw *k1_ccu_apmu_hws[] = { @@ -929,8 +938,9 @@ static struct clk_hw *k1_ccu_apmu_hws[] = { }; static const struct spacemit_ccu_data k1_ccu_apmu_data = { - .hws = k1_ccu_apmu_hws, - .num = ARRAY_SIZE(k1_ccu_apmu_hws), + .reset_name = "apmu-reset", + .hws = k1_ccu_apmu_hws, + .num = ARRAY_SIZE(k1_ccu_apmu_hws), }; static int spacemit_ccu_register(struct device *dev, @@ -941,6 +951,10 @@ static int spacemit_ccu_register(struct device *dev, struct clk_hw_onecell_data *clk_data; int i, ret; + /* Nothing to do if the CCU does not implement any clocks */ + if (!data->hws) + return 0; + clk_data = devm_kzalloc(dev, struct_size(clk_data, hws, data->num), GFP_KERNEL); if (!clk_data) @@ -981,9 +995,74 @@ static int spacemit_ccu_register(struct device *dev, return ret; } +static void spacemit_cadev_release(struct device *dev) +{ + struct auxiliary_device *adev = to_auxiliary_dev(dev); + + ida_free(&auxiliary_ids, adev->id); + kfree(to_spacemit_ccu_adev(adev)); +} + +static void spacemit_adev_unregister(void *data) +{ + struct auxiliary_device *adev = data; + + auxiliary_device_delete(adev); + auxiliary_device_uninit(adev); +} + +static int spacemit_ccu_reset_register(struct device *dev, + struct regmap *regmap, + const char *reset_name) +{ + struct spacemit_ccu_adev *cadev; + struct auxiliary_device *adev; + int ret; + + /* Nothing to do if the CCU does not implement a reset controller */ + if (!reset_name) + return 0; + + cadev = kzalloc(sizeof(*cadev), GFP_KERNEL); + if (!cadev) + return -ENOMEM; + + cadev->regmap = regmap; + + adev = &cadev->adev; + adev->name = reset_name; + adev->dev.parent = dev; + adev->dev.release = spacemit_cadev_release; + adev->dev.of_node = dev->of_node; + ret = ida_alloc(&auxiliary_ids, GFP_KERNEL); + if (ret < 0) + goto err_free_cadev; + adev->id = ret; + + ret = auxiliary_device_init(adev); + if (ret) + goto err_free_aux_id; + + ret = auxiliary_device_add(adev); + if (ret) { + auxiliary_device_uninit(adev); + return ret; + } + + return devm_add_action_or_reset(dev, spacemit_adev_unregister, adev); + +err_free_aux_id: + ida_free(&auxiliary_ids, adev->id); +err_free_cadev: + kfree(cadev); + + return ret; +} + static int k1_ccu_probe(struct platform_device *pdev) { struct regmap *base_regmap, *lock_regmap = NULL; + const struct spacemit_ccu_data *data; struct device *dev = &pdev->dev; int ret; @@ -1012,11 +1091,16 @@ static int k1_ccu_probe(struct platform_device *pdev) "failed to get lock regmap\n"); } - ret = spacemit_ccu_register(dev, base_regmap, lock_regmap, - of_device_get_match_data(dev)); + data = of_device_get_match_data(dev); + + ret = spacemit_ccu_register(dev, base_regmap, lock_regmap, data); if (ret) return dev_err_probe(dev, ret, "failed to register clocks\n"); + ret = spacemit_ccu_reset_register(dev, base_regmap, data->reset_name); + if (ret) + return dev_err_probe(dev, ret, "failed to register resets\n"); + return 0; } diff --git a/include/soc/spacemit/k1-syscon.h b/include/soc/spacemit/k1-syscon.h index 039a448c51a0..53eff7691f33 100644 --- a/include/soc/spacemit/k1-syscon.h +++ b/include/soc/spacemit/k1-syscon.h @@ -5,6 +5,18 @@ #ifndef __SOC_K1_SYSCON_H__ #define __SOC_K1_SYSCON_H__ +/* Auxiliary device used to represent a CCU reset controller */ +struct spacemit_ccu_adev { + struct auxiliary_device adev; + struct regmap *regmap; +}; + +static inline struct spacemit_ccu_adev * +to_spacemit_ccu_adev(struct auxiliary_device *adev) +{ + return container_of(adev, struct spacemit_ccu_adev, adev); +} + /* APBS register offset */ #define APBS_PLL1_SWCR1 0x100 #define APBS_PLL1_SWCR2 0x104 -- cgit v1.2.3 From c479d7cf06c3d65532442fa368b058e05dbba1a2 Mon Sep 17 00:00:00 2001 From: Alex Elder Date: Wed, 2 Jul 2025 06:37:07 -0500 Subject: reset: spacemit: add support for SpacemiT CCU resets Implement reset support for SpacemiT CCUs. A SpacemiT reset controller device is an auxiliary device associated with a clock controller (CCU). This patch defines the reset controllers for the MPMU, APBC, and MPMU CCUs, which already define clock controllers. It also adds RCPU, RCPU2, and ACPB2 CCUs, which only define resets. Signed-off-by: Alex Elder Reviewed-by: Philipp Zabel Reviewed-by: Yixun Lan Acked-by: Philipp Zabel Link: https://lore.kernel.org/r/20250702113709.291748-6-elder@riscstar.com Signed-off-by: Yixun Lan --- drivers/reset/Kconfig | 9 ++ drivers/reset/Makefile | 1 + drivers/reset/reset-spacemit.c | 304 +++++++++++++++++++++++++++++++++++++++ include/soc/spacemit/k1-syscon.h | 30 ++++ 4 files changed, 344 insertions(+) create mode 100644 drivers/reset/reset-spacemit.c (limited to 'include') diff --git a/drivers/reset/Kconfig b/drivers/reset/Kconfig index d85be5899da6..49f5d914172e 100644 --- a/drivers/reset/Kconfig +++ b/drivers/reset/Kconfig @@ -270,6 +270,15 @@ config RESET_SOCFPGA This enables the reset driver for the SoCFPGA ARMv7 platforms. This driver gets initialized early during platform init calls. +config RESET_SPACEMIT + tristate "SpacemiT reset driver" + depends on ARCH_SPACEMIT || COMPILE_TEST + select AUXILIARY_BUS + default ARCH_SPACEMIT + help + This enables the reset controller driver for SpacemiT SoCs, + including the K1. + config RESET_SUNPLUS bool "Sunplus SoCs Reset Driver" if COMPILE_TEST default ARCH_SUNPLUS diff --git a/drivers/reset/Makefile b/drivers/reset/Makefile index 91e6348e3351..35344abe4a75 100644 --- a/drivers/reset/Makefile +++ b/drivers/reset/Makefile @@ -35,6 +35,7 @@ obj-$(CONFIG_RESET_RZV2H_USB2PHY) += reset-rzv2h-usb2phy.o obj-$(CONFIG_RESET_SCMI) += reset-scmi.o obj-$(CONFIG_RESET_SIMPLE) += reset-simple.o obj-$(CONFIG_RESET_SOCFPGA) += reset-socfpga.o +obj-$(CONFIG_RESET_SPACEMIT) += reset-spacemit.o obj-$(CONFIG_RESET_SUNPLUS) += reset-sunplus.o obj-$(CONFIG_RESET_SUNXI) += reset-sunxi.o obj-$(CONFIG_RESET_TH1520) += reset-th1520.o diff --git a/drivers/reset/reset-spacemit.c b/drivers/reset/reset-spacemit.c new file mode 100644 index 000000000000..e1272aff28f7 --- /dev/null +++ b/drivers/reset/reset-spacemit.c @@ -0,0 +1,304 @@ +// SPDX-License-Identifier: GPL-2.0-only + +/* SpacemiT reset controller driver */ + +#include +#include +#include +#include +#include +#include +#include + +#include +#include + +struct ccu_reset_data { + u32 offset; + u32 assert_mask; + u32 deassert_mask; +}; + +struct ccu_reset_controller_data { + const struct ccu_reset_data *reset_data; /* array */ + size_t count; +}; + +struct ccu_reset_controller { + struct reset_controller_dev rcdev; + const struct ccu_reset_controller_data *data; + struct regmap *regmap; +}; + +#define RESET_DATA(_offset, _assert_mask, _deassert_mask) \ + { \ + .offset = (_offset), \ + .assert_mask = (_assert_mask), \ + .deassert_mask = (_deassert_mask), \ + } + +static const struct ccu_reset_data k1_mpmu_resets[] = { + [RESET_WDT] = RESET_DATA(MPMU_WDTPCR, BIT(2), 0), +}; + +static const struct ccu_reset_controller_data k1_mpmu_reset_data = { + .reset_data = k1_mpmu_resets, + .count = ARRAY_SIZE(k1_mpmu_resets), +}; + +static const struct ccu_reset_data k1_apbc_resets[] = { + [RESET_UART0] = RESET_DATA(APBC_UART1_CLK_RST, BIT(2), 0), + [RESET_UART2] = RESET_DATA(APBC_UART2_CLK_RST, BIT(2), 0), + [RESET_GPIO] = RESET_DATA(APBC_GPIO_CLK_RST, BIT(2), 0), + [RESET_PWM0] = RESET_DATA(APBC_PWM0_CLK_RST, BIT(2), BIT(0)), + [RESET_PWM1] = RESET_DATA(APBC_PWM1_CLK_RST, BIT(2), BIT(0)), + [RESET_PWM2] = RESET_DATA(APBC_PWM2_CLK_RST, BIT(2), BIT(0)), + [RESET_PWM3] = RESET_DATA(APBC_PWM3_CLK_RST, BIT(2), BIT(0)), + [RESET_PWM4] = RESET_DATA(APBC_PWM4_CLK_RST, BIT(2), BIT(0)), + [RESET_PWM5] = RESET_DATA(APBC_PWM5_CLK_RST, BIT(2), BIT(0)), + [RESET_PWM6] = RESET_DATA(APBC_PWM6_CLK_RST, BIT(2), BIT(0)), + [RESET_PWM7] = RESET_DATA(APBC_PWM7_CLK_RST, BIT(2), BIT(0)), + [RESET_PWM8] = RESET_DATA(APBC_PWM8_CLK_RST, BIT(2), BIT(0)), + [RESET_PWM9] = RESET_DATA(APBC_PWM9_CLK_RST, BIT(2), BIT(0)), + [RESET_PWM10] = RESET_DATA(APBC_PWM10_CLK_RST, BIT(2), BIT(0)), + [RESET_PWM11] = RESET_DATA(APBC_PWM11_CLK_RST, BIT(2), BIT(0)), + [RESET_PWM12] = RESET_DATA(APBC_PWM12_CLK_RST, BIT(2), BIT(0)), + [RESET_PWM13] = RESET_DATA(APBC_PWM13_CLK_RST, BIT(2), BIT(0)), + [RESET_PWM14] = RESET_DATA(APBC_PWM14_CLK_RST, BIT(2), BIT(0)), + [RESET_PWM15] = RESET_DATA(APBC_PWM15_CLK_RST, BIT(2), BIT(0)), + [RESET_PWM16] = RESET_DATA(APBC_PWM16_CLK_RST, BIT(2), BIT(0)), + [RESET_PWM17] = RESET_DATA(APBC_PWM17_CLK_RST, BIT(2), BIT(0)), + [RESET_PWM18] = RESET_DATA(APBC_PWM18_CLK_RST, BIT(2), BIT(0)), + [RESET_PWM19] = RESET_DATA(APBC_PWM19_CLK_RST, BIT(2), BIT(0)), + [RESET_SSP3] = RESET_DATA(APBC_SSP3_CLK_RST, BIT(2), 0), + [RESET_UART3] = RESET_DATA(APBC_UART3_CLK_RST, BIT(2), 0), + [RESET_RTC] = RESET_DATA(APBC_RTC_CLK_RST, BIT(2), 0), + [RESET_TWSI0] = RESET_DATA(APBC_TWSI0_CLK_RST, BIT(2), 0), + [RESET_TIMERS1] = RESET_DATA(APBC_TIMERS1_CLK_RST, BIT(2), 0), + [RESET_AIB] = RESET_DATA(APBC_AIB_CLK_RST, BIT(2), 0), + [RESET_TIMERS2] = RESET_DATA(APBC_TIMERS2_CLK_RST, BIT(2), 0), + [RESET_ONEWIRE] = RESET_DATA(APBC_ONEWIRE_CLK_RST, BIT(2), 0), + [RESET_SSPA0] = RESET_DATA(APBC_SSPA0_CLK_RST, BIT(2), 0), + [RESET_SSPA1] = RESET_DATA(APBC_SSPA1_CLK_RST, BIT(2), 0), + [RESET_DRO] = RESET_DATA(APBC_DRO_CLK_RST, BIT(2), 0), + [RESET_IR] = RESET_DATA(APBC_IR_CLK_RST, BIT(2), 0), + [RESET_TWSI1] = RESET_DATA(APBC_TWSI1_CLK_RST, BIT(2), 0), + [RESET_TSEN] = RESET_DATA(APBC_TSEN_CLK_RST, BIT(2), 0), + [RESET_TWSI2] = RESET_DATA(APBC_TWSI2_CLK_RST, BIT(2), 0), + [RESET_TWSI4] = RESET_DATA(APBC_TWSI4_CLK_RST, BIT(2), 0), + [RESET_TWSI5] = RESET_DATA(APBC_TWSI5_CLK_RST, BIT(2), 0), + [RESET_TWSI6] = RESET_DATA(APBC_TWSI6_CLK_RST, BIT(2), 0), + [RESET_TWSI7] = RESET_DATA(APBC_TWSI7_CLK_RST, BIT(2), 0), + [RESET_TWSI8] = RESET_DATA(APBC_TWSI8_CLK_RST, BIT(2), 0), + [RESET_IPC_AP2AUD] = RESET_DATA(APBC_IPC_AP2AUD_CLK_RST, BIT(2), 0), + [RESET_UART4] = RESET_DATA(APBC_UART4_CLK_RST, BIT(2), 0), + [RESET_UART5] = RESET_DATA(APBC_UART5_CLK_RST, BIT(2), 0), + [RESET_UART6] = RESET_DATA(APBC_UART6_CLK_RST, BIT(2), 0), + [RESET_UART7] = RESET_DATA(APBC_UART7_CLK_RST, BIT(2), 0), + [RESET_UART8] = RESET_DATA(APBC_UART8_CLK_RST, BIT(2), 0), + [RESET_UART9] = RESET_DATA(APBC_UART9_CLK_RST, BIT(2), 0), + [RESET_CAN0] = RESET_DATA(APBC_CAN0_CLK_RST, BIT(2), 0), +}; + +static const struct ccu_reset_controller_data k1_apbc_reset_data = { + .reset_data = k1_apbc_resets, + .count = ARRAY_SIZE(k1_apbc_resets), +}; + +static const struct ccu_reset_data k1_apmu_resets[] = { + [RESET_CCIC_4X] = RESET_DATA(APMU_CCIC_CLK_RES_CTRL, 0, BIT(1)), + [RESET_CCIC1_PHY] = RESET_DATA(APMU_CCIC_CLK_RES_CTRL, 0, BIT(2)), + [RESET_SDH_AXI] = RESET_DATA(APMU_SDH0_CLK_RES_CTRL, 0, BIT(0)), + [RESET_SDH0] = RESET_DATA(APMU_SDH0_CLK_RES_CTRL, 0, BIT(1)), + [RESET_SDH1] = RESET_DATA(APMU_SDH1_CLK_RES_CTRL, 0, BIT(1)), + [RESET_SDH2] = RESET_DATA(APMU_SDH2_CLK_RES_CTRL, 0, BIT(1)), + [RESET_USBP1_AXI] = RESET_DATA(APMU_USB_CLK_RES_CTRL, 0, BIT(4)), + [RESET_USB_AXI] = RESET_DATA(APMU_USB_CLK_RES_CTRL, 0, BIT(0)), + [RESET_USB30_AHB] = RESET_DATA(APMU_USB_CLK_RES_CTRL, 0, BIT(9)), + [RESET_USB30_VCC] = RESET_DATA(APMU_USB_CLK_RES_CTRL, 0, BIT(10)), + [RESET_USB30_PHY] = RESET_DATA(APMU_USB_CLK_RES_CTRL, 0, BIT(11)), + [RESET_QSPI] = RESET_DATA(APMU_QSPI_CLK_RES_CTRL, 0, BIT(1)), + [RESET_QSPI_BUS] = RESET_DATA(APMU_QSPI_CLK_RES_CTRL, 0, BIT(0)), + [RESET_DMA] = RESET_DATA(APMU_DMA_CLK_RES_CTRL, 0, BIT(0)), + [RESET_AES] = RESET_DATA(APMU_AES_CLK_RES_CTRL, 0, BIT(4)), + [RESET_VPU] = RESET_DATA(APMU_VPU_CLK_RES_CTRL, 0, BIT(0)), + [RESET_GPU] = RESET_DATA(APMU_GPU_CLK_RES_CTRL, 0, BIT(1)), + [RESET_EMMC] = RESET_DATA(APMU_PMUA_EM_CLK_RES_CTRL, 0, BIT(1)), + [RESET_EMMC_X] = RESET_DATA(APMU_PMUA_EM_CLK_RES_CTRL, 0, BIT(0)), + [RESET_AUDIO_SYS] = RESET_DATA(APMU_AUDIO_CLK_RES_CTRL, 0, BIT(0)), + [RESET_AUDIO_MCU] = RESET_DATA(APMU_AUDIO_CLK_RES_CTRL, 0, BIT(2)), + [RESET_AUDIO_APMU] = RESET_DATA(APMU_AUDIO_CLK_RES_CTRL, 0, BIT(3)), + [RESET_HDMI] = RESET_DATA(APMU_HDMI_CLK_RES_CTRL, 0, BIT(9)), + [RESET_PCIE0_DBI] = RESET_DATA(APMU_PCIE_CLK_RES_CTRL_0, 0, BIT(3)), + [RESET_PCIE0_SLAVE] = RESET_DATA(APMU_PCIE_CLK_RES_CTRL_0, 0, BIT(4)), + [RESET_PCIE0_MASTER] = RESET_DATA(APMU_PCIE_CLK_RES_CTRL_0, 0, BIT(5)), + [RESET_PCIE0_GLOBAL] = RESET_DATA(APMU_PCIE_CLK_RES_CTRL_0, BIT(8), 0), + [RESET_PCIE1_DBI] = RESET_DATA(APMU_PCIE_CLK_RES_CTRL_1, 0, BIT(3)), + [RESET_PCIE1_SLAVE] = RESET_DATA(APMU_PCIE_CLK_RES_CTRL_1, 0, BIT(4)), + [RESET_PCIE1_MASTER] = RESET_DATA(APMU_PCIE_CLK_RES_CTRL_1, 0, BIT(5)), + [RESET_PCIE1_GLOBAL] = RESET_DATA(APMU_PCIE_CLK_RES_CTRL_1, BIT(8), 0), + [RESET_PCIE2_DBI] = RESET_DATA(APMU_PCIE_CLK_RES_CTRL_2, 0, BIT(3)), + [RESET_PCIE2_SLAVE] = RESET_DATA(APMU_PCIE_CLK_RES_CTRL_2, 0, BIT(4)), + [RESET_PCIE2_MASTER] = RESET_DATA(APMU_PCIE_CLK_RES_CTRL_2, 0, BIT(5)), + [RESET_PCIE2_GLOBAL] = RESET_DATA(APMU_PCIE_CLK_RES_CTRL_2, BIT(8), 0), + [RESET_EMAC0] = RESET_DATA(APMU_EMAC0_CLK_RES_CTRL, 0, BIT(1)), + [RESET_EMAC1] = RESET_DATA(APMU_EMAC1_CLK_RES_CTRL, 0, BIT(1)), + [RESET_JPG] = RESET_DATA(APMU_JPG_CLK_RES_CTRL, 0, BIT(0)), + [RESET_CCIC2PHY] = RESET_DATA(APMU_CSI_CCIC2_CLK_RES_CTRL, 0, BIT(2)), + [RESET_CCIC3PHY] = RESET_DATA(APMU_CSI_CCIC2_CLK_RES_CTRL, 0, BIT(29)), + [RESET_CSI] = RESET_DATA(APMU_CSI_CCIC2_CLK_RES_CTRL, 0, BIT(1)), + [RESET_ISP] = RESET_DATA(APMU_ISP_CLK_RES_CTRL, 0, BIT(0)), + [RESET_ISP_CPP] = RESET_DATA(APMU_ISP_CLK_RES_CTRL, 0, BIT(27)), + [RESET_ISP_BUS] = RESET_DATA(APMU_ISP_CLK_RES_CTRL, 0, BIT(3)), + [RESET_ISP_CI] = RESET_DATA(APMU_ISP_CLK_RES_CTRL, 0, BIT(16)), + [RESET_DPU_MCLK] = RESET_DATA(APMU_LCD_CLK_RES_CTRL2, 0, BIT(9)), + [RESET_DPU_ESC] = RESET_DATA(APMU_LCD_CLK_RES_CTRL1, 0, BIT(3)), + [RESET_DPU_HCLK] = RESET_DATA(APMU_LCD_CLK_RES_CTRL1, 0, BIT(4)), + [RESET_DPU_SPIBUS] = RESET_DATA(APMU_LCD_SPI_CLK_RES_CTRL, 0, BIT(4)), + [RESET_DPU_SPI_HBUS] = RESET_DATA(APMU_LCD_SPI_CLK_RES_CTRL, 0, BIT(2)), + [RESET_V2D] = RESET_DATA(APMU_LCD_CLK_RES_CTRL1, 0, BIT(27)), + [RESET_MIPI] = RESET_DATA(APMU_LCD_CLK_RES_CTRL1, 0, BIT(15)), + [RESET_MC] = RESET_DATA(APMU_PMUA_MC_CTRL, 0, BIT(0)), +}; + +static const struct ccu_reset_controller_data k1_apmu_reset_data = { + .reset_data = k1_apmu_resets, + .count = ARRAY_SIZE(k1_apmu_resets), +}; + +static const struct ccu_reset_data k1_rcpu_resets[] = { + [RESET_RCPU_SSP0] = RESET_DATA(RCPU_SSP0_CLK_RST, 0, BIT(0)), + [RESET_RCPU_I2C0] = RESET_DATA(RCPU_I2C0_CLK_RST, 0, BIT(0)), + [RESET_RCPU_UART1] = RESET_DATA(RCPU_UART1_CLK_RST, 0, BIT(0)), + [RESET_RCPU_IR] = RESET_DATA(RCPU_CAN_CLK_RST, 0, BIT(0)), + [RESET_RCPU_CAN] = RESET_DATA(RCPU_IR_CLK_RST, 0, BIT(0)), + [RESET_RCPU_UART0] = RESET_DATA(RCPU_UART0_CLK_RST, 0, BIT(0)), + [RESET_RCPU_HDMI_AUDIO] = RESET_DATA(AUDIO_HDMI_CLK_CTRL, 0, BIT(0)), +}; + +static const struct ccu_reset_controller_data k1_rcpu_reset_data = { + .reset_data = k1_rcpu_resets, + .count = ARRAY_SIZE(k1_rcpu_resets), +}; + +static const struct ccu_reset_data k1_rcpu2_resets[] = { + [RESET_RCPU2_PWM0] = RESET_DATA(RCPU2_PWM9_CLK_RST, BIT(2), BIT(0)), + [RESET_RCPU2_PWM1] = RESET_DATA(RCPU2_PWM9_CLK_RST, BIT(2), BIT(0)), + [RESET_RCPU2_PWM2] = RESET_DATA(RCPU2_PWM9_CLK_RST, BIT(2), BIT(0)), + [RESET_RCPU2_PWM3] = RESET_DATA(RCPU2_PWM9_CLK_RST, BIT(2), BIT(0)), + [RESET_RCPU2_PWM4] = RESET_DATA(RCPU2_PWM9_CLK_RST, BIT(2), BIT(0)), + [RESET_RCPU2_PWM5] = RESET_DATA(RCPU2_PWM9_CLK_RST, BIT(2), BIT(0)), + [RESET_RCPU2_PWM6] = RESET_DATA(RCPU2_PWM9_CLK_RST, BIT(2), BIT(0)), + [RESET_RCPU2_PWM7] = RESET_DATA(RCPU2_PWM9_CLK_RST, BIT(2), BIT(0)), + [RESET_RCPU2_PWM8] = RESET_DATA(RCPU2_PWM9_CLK_RST, BIT(2), BIT(0)), + [RESET_RCPU2_PWM9] = RESET_DATA(RCPU2_PWM9_CLK_RST, BIT(2), BIT(0)), +}; + +static const struct ccu_reset_controller_data k1_rcpu2_reset_data = { + .reset_data = k1_rcpu2_resets, + .count = ARRAY_SIZE(k1_rcpu2_resets), +}; + +static const struct ccu_reset_data k1_apbc2_resets[] = { + [RESET_APBC2_UART1] = RESET_DATA(APBC2_UART1_CLK_RST, BIT(2), 0), + [RESET_APBC2_SSP2] = RESET_DATA(APBC2_SSP2_CLK_RST, BIT(2), 0), + [RESET_APBC2_TWSI3] = RESET_DATA(APBC2_TWSI3_CLK_RST, BIT(2), 0), + [RESET_APBC2_RTC] = RESET_DATA(APBC2_RTC_CLK_RST, BIT(2), 0), + [RESET_APBC2_TIMERS0] = RESET_DATA(APBC2_TIMERS0_CLK_RST, BIT(2), 0), + [RESET_APBC2_KPC] = RESET_DATA(APBC2_KPC_CLK_RST, BIT(2), 0), + [RESET_APBC2_GPIO] = RESET_DATA(APBC2_GPIO_CLK_RST, BIT(2), 0), +}; + +static const struct ccu_reset_controller_data k1_apbc2_reset_data = { + .reset_data = k1_apbc2_resets, + .count = ARRAY_SIZE(k1_apbc2_resets), +}; + +static int spacemit_reset_update(struct reset_controller_dev *rcdev, + unsigned long id, bool assert) +{ + struct ccu_reset_controller *controller; + const struct ccu_reset_data *data; + u32 mask; + u32 val; + + controller = container_of(rcdev, struct ccu_reset_controller, rcdev); + data = &controller->data->reset_data[id]; + mask = data->assert_mask | data->deassert_mask; + val = assert ? data->assert_mask : data->deassert_mask; + + return regmap_update_bits(controller->regmap, data->offset, mask, val); +} + +static int spacemit_reset_assert(struct reset_controller_dev *rcdev, + unsigned long id) +{ + return spacemit_reset_update(rcdev, id, true); +} + +static int spacemit_reset_deassert(struct reset_controller_dev *rcdev, + unsigned long id) +{ + return spacemit_reset_update(rcdev, id, false); +} + +static const struct reset_control_ops spacemit_reset_control_ops = { + .assert = spacemit_reset_assert, + .deassert = spacemit_reset_deassert, +}; + +static int spacemit_reset_controller_register(struct device *dev, + struct ccu_reset_controller *controller) +{ + struct reset_controller_dev *rcdev = &controller->rcdev; + + rcdev->ops = &spacemit_reset_control_ops; + rcdev->owner = THIS_MODULE; + rcdev->of_node = dev->of_node; + rcdev->nr_resets = controller->data->count; + + return devm_reset_controller_register(dev, &controller->rcdev); +} + +static int spacemit_reset_probe(struct auxiliary_device *adev, + const struct auxiliary_device_id *id) +{ + struct spacemit_ccu_adev *rdev = to_spacemit_ccu_adev(adev); + struct ccu_reset_controller *controller; + struct device *dev = &adev->dev; + + controller = devm_kzalloc(dev, sizeof(*controller), GFP_KERNEL); + if (!controller) + return -ENOMEM; + controller->data = (const struct ccu_reset_controller_data *)id->driver_data; + controller->regmap = rdev->regmap; + + return spacemit_reset_controller_register(dev, controller); +} + +#define K1_AUX_DEV_ID(_unit) \ + { \ + .name = "spacemit_ccu_k1." #_unit "-reset", \ + .driver_data = (kernel_ulong_t)&k1_ ## _unit ## _reset_data, \ + } + +static const struct auxiliary_device_id spacemit_reset_ids[] = { + K1_AUX_DEV_ID(mpmu), + K1_AUX_DEV_ID(apbc), + K1_AUX_DEV_ID(apmu), + K1_AUX_DEV_ID(rcpu), + K1_AUX_DEV_ID(rcpu2), + K1_AUX_DEV_ID(apbc2), + { }, +}; +MODULE_DEVICE_TABLE(auxiliary, spacemit_reset_ids); + +static struct auxiliary_driver spacemit_k1_reset_driver = { + .probe = spacemit_reset_probe, + .id_table = spacemit_reset_ids, +}; +module_auxiliary_driver(spacemit_k1_reset_driver); + +MODULE_AUTHOR("Alex Elder "); +MODULE_DESCRIPTION("SpacemiT reset controller driver"); +MODULE_LICENSE("GPL"); diff --git a/include/soc/spacemit/k1-syscon.h b/include/soc/spacemit/k1-syscon.h index 53eff7691f33..c59bd7a38e5b 100644 --- a/include/soc/spacemit/k1-syscon.h +++ b/include/soc/spacemit/k1-syscon.h @@ -127,4 +127,34 @@ to_spacemit_ccu_adev(struct auxiliary_device *adev) #define APMU_EMAC0_CLK_RES_CTRL 0x3e4 #define APMU_EMAC1_CLK_RES_CTRL 0x3ec +/* RCPU register offsets */ +#define RCPU_SSP0_CLK_RST 0x0028 +#define RCPU_I2C0_CLK_RST 0x0030 +#define RCPU_UART1_CLK_RST 0x003c +#define RCPU_CAN_CLK_RST 0x0048 +#define RCPU_IR_CLK_RST 0x004c +#define RCPU_UART0_CLK_RST 0x00d8 +#define AUDIO_HDMI_CLK_CTRL 0x2044 + +/* RCPU2 register offsets */ +#define RCPU2_PWM0_CLK_RST 0x0000 +#define RCPU2_PWM1_CLK_RST 0x0004 +#define RCPU2_PWM2_CLK_RST 0x0008 +#define RCPU2_PWM3_CLK_RST 0x000c +#define RCPU2_PWM4_CLK_RST 0x0010 +#define RCPU2_PWM5_CLK_RST 0x0014 +#define RCPU2_PWM6_CLK_RST 0x0018 +#define RCPU2_PWM7_CLK_RST 0x001c +#define RCPU2_PWM8_CLK_RST 0x0020 +#define RCPU2_PWM9_CLK_RST 0x0024 + +/* APBC2 register offsets */ +#define APBC2_UART1_CLK_RST 0x0000 +#define APBC2_SSP2_CLK_RST 0x0004 +#define APBC2_TWSI3_CLK_RST 0x0008 +#define APBC2_RTC_CLK_RST 0x000c +#define APBC2_TIMERS0_CLK_RST 0x0010 +#define APBC2_KPC_CLK_RST 0x0014 +#define APBC2_GPIO_CLK_RST 0x001c + #endif /* __SOC_K1_SYSCON_H__ */ -- cgit v1.2.3