diff --git a/Documentation/devicetree/bindings/dma/renesas,rcar-dmac.txt b/Documentation/devicetree/bindings/dma/renesas,rcar-dmac.txt index a5a7c3f5a1e3..5a512c5ea76a 100644 --- a/Documentation/devicetree/bindings/dma/renesas,rcar-dmac.txt +++ b/Documentation/devicetree/bindings/dma/renesas,rcar-dmac.txt @@ -1,6 +1,6 @@ * Renesas R-Car (RZ/G) DMA Controller Device Tree bindings -Renesas R-Car Generation 2 SoCs have multiple multi-channel DMA +Renesas R-Car (Gen 2/3) and RZ/G SoCs have multiple multi-channel DMA controller instances named DMAC capable of serving multiple clients. Channels can be dedicated to specific clients or shared between a large number of clients. @@ -20,6 +20,8 @@ Required Properties: - "renesas,dmac-r8a7744" (RZ/G1N) - "renesas,dmac-r8a7745" (RZ/G1E) - "renesas,dmac-r8a77470" (RZ/G1C) + - "renesas,dmac-r8a774a1" (RZ/G2M) + - "renesas,dmac-r8a774c0" (RZ/G2E) - "renesas,dmac-r8a7790" (R-Car H2) - "renesas,dmac-r8a7791" (R-Car M2-W) - "renesas,dmac-r8a7792" (R-Car V2H) diff --git a/Documentation/devicetree/bindings/dma/renesas,usb-dmac.txt b/Documentation/devicetree/bindings/dma/renesas,usb-dmac.txt index 1743017bd948..372f0eeb5a2a 100644 --- a/Documentation/devicetree/bindings/dma/renesas,usb-dmac.txt +++ b/Documentation/devicetree/bindings/dma/renesas,usb-dmac.txt @@ -6,6 +6,9 @@ Required Properties: - "renesas,r8a7743-usb-dmac" (RZ/G1M) - "renesas,r8a7744-usb-dmac" (RZ/G1N) - "renesas,r8a7745-usb-dmac" (RZ/G1E) + - "renesas,r8a77470-usb-dmac" (RZ/G1C) + - "renesas,r8a774a1-usb-dmac" (RZ/G2M) + - "renesas,r8a774c0-usb-dmac" (RZ/G2E) - "renesas,r8a7790-usb-dmac" (R-Car H2) - "renesas,r8a7791-usb-dmac" (R-Car M2-W) - "renesas,r8a7793-usb-dmac" (R-Car M2-N) diff --git a/drivers/dma/sh/Kconfig b/drivers/dma/sh/Kconfig index 6e0685f1a838..4d6b02b3b1f1 100644 --- a/drivers/dma/sh/Kconfig +++ b/drivers/dma/sh/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # DMA engine configuration for sh # @@ -12,7 +13,7 @@ config RENESAS_DMA config SH_DMAE_BASE bool "Renesas SuperH DMA Engine support" - depends on SUPERH || ARCH_RENESAS || COMPILE_TEST + depends on SUPERH || COMPILE_TEST depends on !SUPERH || SH_DMA depends on !SH_DMA_API default y @@ -30,15 +31,6 @@ config SH_DMAE help Enable support for the Renesas SuperH DMA controllers. -if SH_DMAE - -config SH_DMAE_R8A73A4 - def_bool y - depends on ARCH_R8A73A4 - depends on OF - -endif - config RCAR_DMAC tristate "Renesas R-Car Gen2 DMA Controller" depends on ARCH_RENESAS || COMPILE_TEST diff --git a/drivers/dma/sh/Makefile b/drivers/dma/sh/Makefile index 7d7c9491ade1..42110dd57a56 100644 --- a/drivers/dma/sh/Makefile +++ b/drivers/dma/sh/Makefile @@ -10,7 +10,6 @@ obj-$(CONFIG_SH_DMAE_BASE) += shdma-base.o shdma-of.o # shdma-y := shdmac.o -shdma-$(CONFIG_SH_DMAE_R8A73A4) += shdma-r8a73a4.o shdma-objs := $(shdma-y) obj-$(CONFIG_SH_DMAE) += shdma.o diff --git a/drivers/dma/sh/shdma-r8a73a4.c b/drivers/dma/sh/shdma-r8a73a4.c deleted file mode 100644 index ddc9a3578353..000000000000 --- a/drivers/dma/sh/shdma-r8a73a4.c +++ /dev/null @@ -1,74 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Renesas SuperH DMA Engine support for r8a73a4 (APE6) SoCs - * - * Copyright (C) 2013 Renesas Electronics, Inc. - */ -#include - -#include "shdma-arm.h" - -static const unsigned int dma_ts_shift[] = SH_DMAE_TS_SHIFT; - -static const struct sh_dmae_slave_config dma_slaves[] = { - { - .chcr = CHCR_TX(XMIT_SZ_32BIT), - .mid_rid = 0xd1, /* MMC0 Tx */ - }, { - .chcr = CHCR_RX(XMIT_SZ_32BIT), - .mid_rid = 0xd2, /* MMC0 Rx */ - }, { - .chcr = CHCR_TX(XMIT_SZ_32BIT), - .mid_rid = 0xe1, /* MMC1 Tx */ - }, { - .chcr = CHCR_RX(XMIT_SZ_32BIT), - .mid_rid = 0xe2, /* MMC1 Rx */ - }, -}; - -#define DMAE_CHANNEL(a, b) \ - { \ - .offset = (a) - 0x20, \ - .dmars = (a) - 0x20 + 0x40, \ - .chclr_bit = (b), \ - .chclr_offset = 0x80 - 0x20, \ - } - -static const struct sh_dmae_channel dma_channels[] = { - DMAE_CHANNEL(0x8000, 0), - DMAE_CHANNEL(0x8080, 1), - DMAE_CHANNEL(0x8100, 2), - DMAE_CHANNEL(0x8180, 3), - DMAE_CHANNEL(0x8200, 4), - DMAE_CHANNEL(0x8280, 5), - DMAE_CHANNEL(0x8300, 6), - DMAE_CHANNEL(0x8380, 7), - DMAE_CHANNEL(0x8400, 8), - DMAE_CHANNEL(0x8480, 9), - DMAE_CHANNEL(0x8500, 10), - DMAE_CHANNEL(0x8580, 11), - DMAE_CHANNEL(0x8600, 12), - DMAE_CHANNEL(0x8680, 13), - DMAE_CHANNEL(0x8700, 14), - DMAE_CHANNEL(0x8780, 15), - DMAE_CHANNEL(0x8800, 16), - DMAE_CHANNEL(0x8880, 17), - DMAE_CHANNEL(0x8900, 18), - DMAE_CHANNEL(0x8980, 19), -}; - -const struct sh_dmae_pdata r8a73a4_dma_pdata = { - .slave = dma_slaves, - .slave_num = ARRAY_SIZE(dma_slaves), - .channel = dma_channels, - .channel_num = ARRAY_SIZE(dma_channels), - .ts_low_shift = TS_LOW_SHIFT, - .ts_low_mask = TS_LOW_BIT << TS_LOW_SHIFT, - .ts_high_shift = TS_HI_SHIFT, - .ts_high_mask = TS_HI_BIT << TS_HI_SHIFT, - .ts_shift = dma_ts_shift, - .ts_shift_num = ARRAY_SIZE(dma_ts_shift), - .dmaor_init = DMAOR_DME, - .chclr_present = 1, - .chclr_bitwise = 1, -}; diff --git a/drivers/dma/sh/shdma.h b/drivers/dma/sh/shdma.h index bfb69909bd19..9c121a4b33ad 100644 --- a/drivers/dma/sh/shdma.h +++ b/drivers/dma/sh/shdma.h @@ -58,11 +58,4 @@ struct sh_dmae_desc { #define to_sh_dev(chan) container_of(chan->shdma_chan.dma_chan.device,\ struct sh_dmae_device, shdma_dev.dma_dev) -#ifdef CONFIG_SH_DMAE_R8A73A4 -extern const struct sh_dmae_pdata r8a73a4_dma_pdata; -#define r8a73a4_shdma_devid (&r8a73a4_dma_pdata) -#else -#define r8a73a4_shdma_devid NULL -#endif - #endif /* __DMA_SHDMA_H */ diff --git a/drivers/dma/sh/shdmac.c b/drivers/dma/sh/shdmac.c index 7971ea275387..5aafe548ca5f 100644 --- a/drivers/dma/sh/shdmac.c +++ b/drivers/dma/sh/shdmac.c @@ -665,12 +665,6 @@ static const struct shdma_ops sh_dmae_shdma_ops = { .get_partial = sh_dmae_get_partial, }; -static const struct of_device_id sh_dmae_of_match[] = { - {.compatible = "renesas,shdma-r8a73a4", .data = r8a73a4_shdma_devid,}, - {} -}; -MODULE_DEVICE_TABLE(of, sh_dmae_of_match); - static int sh_dmae_probe(struct platform_device *pdev) { const enum dma_slave_buswidth widths = @@ -915,7 +909,6 @@ static struct platform_driver sh_dmae_driver = { .driver = { .pm = &sh_dmae_pm, .name = SH_DMAE_DRV_NAME, - .of_match_table = sh_dmae_of_match, }, .remove = sh_dmae_remove, }; diff --git a/include/linux/shdma-base.h b/include/linux/shdma-base.h index d927647e6350..6dfd05ef5c2d 100644 --- a/include/linux/shdma-base.h +++ b/include/linux/shdma-base.h @@ -1,4 +1,5 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * Dmaengine driver base library for DMA controllers, found on SH-based SoCs * * extracted from shdma.c and headers @@ -7,10 +8,6 @@ * Copyright (C) 2009 Nobuhiro Iwamatsu * Copyright (C) 2009 Renesas Solutions, Inc. All rights reserved. * Copyright (C) 2007 Freescale Semiconductor, Inc. All rights reserved. - * - * This is free software; you can redistribute it and/or modify - * it under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. */ #ifndef SHDMA_BASE_H