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[209.51.188.17]) by mx.google.com with ESMTPS id ay29-20020a05622a229d00b00436ae0e8396si8543208qtb.212.2024.04.16.02.22.18 for (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Tue, 16 Apr 2024 02:22:18 -0700 (PDT) Received-SPF: pass (google.com: domain of qemu-devel-bounces+alex.bennee=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; Authentication-Results: mx.google.com; spf=pass (google.com: domain of qemu-devel-bounces+alex.bennee=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-devel-bounces+alex.bennee=linaro.org@nongnu.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=nongnu.org Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rwf0R-0004Mb-25; Tue, 16 Apr 2024 05:21:36 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rwez5-0002zg-1k; Tue, 16 Apr 2024 05:20:13 -0400 Received: from mail.aspeedtech.com ([211.20.114.72] helo=TWMBX01.aspeed.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rwez2-0007iy-Ci; Tue, 16 Apr 2024 05:20:10 -0400 Received: from TWMBX01.aspeed.com (192.168.0.62) by TWMBX01.aspeed.com (192.168.0.62) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1258.12; Tue, 16 Apr 2024 17:19:09 +0800 Received: from localhost.localdomain (192.168.10.10) by TWMBX01.aspeed.com (192.168.0.62) with Microsoft SMTP Server id 15.2.1258.12 via Frontend Transport; Tue, 16 Apr 2024 17:19:08 +0800 To: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= , Peter Maydell , Andrew Jeffery , Joel Stanley , Alistair Francis , Cleber Rosa , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Wainer dos Santos Moschetta , Beraldo Leal , "open list:ASPEED BMCs" , "open list:All patches CC here" CC: , , Subject: [PATCH v3 09/16] aspeed/smc: Add AST2700 support Date: Tue, 16 Apr 2024 17:18:56 +0800 Message-ID: <20240416091904.935283-10-jamin_lin@aspeedtech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240416091904.935283-1-jamin_lin@aspeedtech.com> References: <20240416091904.935283-1-jamin_lin@aspeedtech.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain Received-SPF: pass client-ip=211.20.114.72; envelope-from=jamin_lin@aspeedtech.com; helo=TWMBX01.aspeed.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_FAIL=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-to: Jamin Lin From: Jamin Lin via Errors-To: qemu-devel-bounces+alex.bennee=linaro.org@nongnu.org Sender: qemu-devel-bounces+alex.bennee=linaro.org@nongnu.org X-TUID: /uwCAMW0pJoe AST2700 fmc/spi controller's address decoding unit is 64KB and only bits [31:16] are used for decoding. Introduce seg_to_reg and reg_to_seg handlers for ast2700 fmc/spi controller. In addition, adds ast2700 fmc, spi0, spi1, and spi2 class init handler. Signed-off-by: Troy Lee Signed-off-by: Jamin Lin --- hw/ssi/aspeed_smc.c | 222 +++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 220 insertions(+), 2 deletions(-) diff --git a/hw/ssi/aspeed_smc.c b/hw/ssi/aspeed_smc.c index a67cac3d0f..e768e5463c 100644 --- a/hw/ssi/aspeed_smc.c +++ b/hw/ssi/aspeed_smc.c @@ -185,7 +185,7 @@ * 0: 4 bytes * 0x7FFFFF: 32M bytes * - * DMA length is from 1 byte to 32MB (AST2600, AST10x0) + * DMA length is from 1 byte to 32MB (AST2600, AST10x0 and AST2700) * 0: 1 byte * 0x1FFFFFF: 32M bytes */ @@ -670,7 +670,7 @@ static const MemoryRegionOps aspeed_smc_flash_ops = { .endianness = DEVICE_LITTLE_ENDIAN, .valid = { .min_access_size = 1, - .max_access_size = 4, + .max_access_size = 8, }, }; @@ -1951,6 +1951,220 @@ static const TypeInfo aspeed_1030_spi2_info = { .class_init = aspeed_1030_spi2_class_init, }; +/* + * The FMC Segment Registers of the AST2700 have a 64KB unit. + * Only bits [31:16] are used for decoding. + */ +#define AST2700_SEG_ADDR_MASK 0xffff0000 + +static uint32_t aspeed_2700_smc_segment_to_reg(const AspeedSMCState *s, + const AspeedSegments *seg) +{ + uint32_t reg = 0; + + /* Disabled segments have a nil register */ + if (!seg->size) { + return 0; + } + + reg |= (seg->addr & AST2700_SEG_ADDR_MASK) >> 16; /* start offset */ + reg |= (seg->addr + seg->size - 1) & AST2700_SEG_ADDR_MASK; /* end offset */ + return reg; +} + +static void aspeed_2700_smc_reg_to_segment(const AspeedSMCState *s, + uint32_t reg, AspeedSegments *seg) +{ + uint32_t start_offset = (reg << 16) & AST2700_SEG_ADDR_MASK; + uint32_t end_offset = reg & AST2700_SEG_ADDR_MASK; + AspeedSMCClass *asc = ASPEED_SMC_GET_CLASS(s); + + if (reg) { + seg->addr = asc->flash_window_base + start_offset; + seg->size = end_offset + (64 * KiB) - start_offset; + } else { + seg->addr = asc->flash_window_base; + seg->size = 0; + } +} + +static const uint32_t aspeed_2700_fmc_resets[ASPEED_SMC_R_MAX] = { + [R_CONF] = (CONF_FLASH_TYPE_SPI << CONF_FLASH_TYPE0 | + CONF_FLASH_TYPE_SPI << CONF_FLASH_TYPE1), + [R_CE_CTRL] = 0x0000aa00, + [R_CTRL0] = 0x406b0641, + [R_CTRL1] = 0x00000400, + [R_CTRL2] = 0x00000400, + [R_CTRL3] = 0x00000400, + [R_SEG_ADDR0] = 0x08000000, + [R_SEG_ADDR1] = 0x10000800, + [R_SEG_ADDR2] = 0x00000000, + [R_SEG_ADDR3] = 0x00000000, + [R_DUMMY_DATA] = 0x00010000, + [R_DMA_DRAM_ADDR_HIGH] = 0x00000000, + [R_TIMINGS] = 0x007b0000, +}; + +static const AspeedSegments aspeed_2700_fmc_segments[] = { + { 0x0, 128 * MiB }, /* start address is readonly */ + { 128 * MiB, 128 * MiB }, /* default is disabled but needed for -kernel */ + { 256 * MiB, 128 * MiB }, /* default is disabled but needed for -kernel */ + { 0x0, 0 }, /* disabled */ +}; + +static void aspeed_2700_fmc_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(klass); + AspeedSMCClass *asc = ASPEED_SMC_CLASS(klass); + + dc->desc = "Aspeed 2700 FMC Controller"; + asc->r_conf = R_CONF; + asc->r_ce_ctrl = R_CE_CTRL; + asc->r_ctrl0 = R_CTRL0; + asc->r_timings = R_TIMINGS; + asc->nregs_timings = 3; + asc->conf_enable_w0 = CONF_ENABLE_W0; + asc->cs_num_max = 3; + asc->segments = aspeed_2700_fmc_segments; + asc->segment_addr_mask = 0xffffffff; + asc->resets = aspeed_2700_fmc_resets; + asc->flash_window_base = 0x100000000; + asc->flash_window_size = 1 * GiB; + asc->features = ASPEED_SMC_FEATURE_DMA | + ASPEED_SMC_FEATURE_DMA_DRAM_ADDR_HIGH; + asc->dma_flash_mask = 0x2FFFFFFC; + asc->dma_dram_mask = 0xFFFFFFFC; + asc->dma_start_length = 1; + asc->nregs = ASPEED_SMC_R_MAX; + asc->segment_to_reg = aspeed_2700_smc_segment_to_reg; + asc->reg_to_segment = aspeed_2700_smc_reg_to_segment; + asc->dma_ctrl = aspeed_2600_smc_dma_ctrl; +} + +static const TypeInfo aspeed_2700_fmc_info = { + .name = "aspeed.fmc-ast2700", + .parent = TYPE_ASPEED_SMC, + .class_init = aspeed_2700_fmc_class_init, +}; + +static const AspeedSegments aspeed_2700_spi0_segments[] = { + { 0x0, 128 * MiB }, /* start address is readonly */ + { 128 * MiB, 128 * MiB }, /* start address is readonly */ + { 0x0, 0 }, /* disabled */ +}; + +static void aspeed_2700_spi0_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(klass); + AspeedSMCClass *asc = ASPEED_SMC_CLASS(klass); + + dc->desc = "Aspeed 2700 SPI0 Controller"; + asc->r_conf = R_CONF; + asc->r_ce_ctrl = R_CE_CTRL; + asc->r_ctrl0 = R_CTRL0; + asc->r_timings = R_TIMINGS; + asc->nregs_timings = 2; + asc->conf_enable_w0 = CONF_ENABLE_W0; + asc->cs_num_max = 2; + asc->segments = aspeed_2700_spi0_segments; + asc->segment_addr_mask = 0xffffffff; + asc->flash_window_base = 0x180000000; + asc->flash_window_size = 1 * GiB; + asc->features = ASPEED_SMC_FEATURE_DMA | + ASPEED_SMC_FEATURE_DMA_DRAM_ADDR_HIGH; + asc->dma_flash_mask = 0x2FFFFFFC; + asc->dma_dram_mask = 0xFFFFFFFC; + asc->dma_start_length = 1; + asc->nregs = ASPEED_SMC_R_MAX; + asc->segment_to_reg = aspeed_2700_smc_segment_to_reg; + asc->reg_to_segment = aspeed_2700_smc_reg_to_segment; + asc->dma_ctrl = aspeed_2600_smc_dma_ctrl; +} + +static const TypeInfo aspeed_2700_spi0_info = { + .name = "aspeed.spi0-ast2700", + .parent = TYPE_ASPEED_SMC, + .class_init = aspeed_2700_spi0_class_init, +}; + +static const AspeedSegments aspeed_2700_spi1_segments[] = { + { 0x0, 128 * MiB }, /* start address is readonly */ + { 0x0, 0 }, /* disabled */ +}; + +static void aspeed_2700_spi1_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(klass); + AspeedSMCClass *asc = ASPEED_SMC_CLASS(klass); + + dc->desc = "Aspeed 2700 SPI1 Controller"; + asc->r_conf = R_CONF; + asc->r_ce_ctrl = R_CE_CTRL; + asc->r_ctrl0 = R_CTRL0; + asc->r_timings = R_TIMINGS; + asc->nregs_timings = 2; + asc->conf_enable_w0 = CONF_ENABLE_W0; + asc->cs_num_max = 2; + asc->segments = aspeed_2700_spi1_segments; + asc->segment_addr_mask = 0xffffffff; + asc->flash_window_base = 0x200000000; + asc->flash_window_size = 1 * GiB; + asc->features = ASPEED_SMC_FEATURE_DMA | + ASPEED_SMC_FEATURE_DMA_DRAM_ADDR_HIGH; + asc->dma_flash_mask = 0x2FFFFFFC; + asc->dma_dram_mask = 0xFFFFFFFC; + asc->dma_start_length = 1; + asc->nregs = ASPEED_SMC_R_MAX; + asc->segment_to_reg = aspeed_2700_smc_segment_to_reg; + asc->reg_to_segment = aspeed_2700_smc_reg_to_segment; + asc->dma_ctrl = aspeed_2600_smc_dma_ctrl; +} + +static const TypeInfo aspeed_2700_spi1_info = { + .name = "aspeed.spi1-ast2700", + .parent = TYPE_ASPEED_SMC, + .class_init = aspeed_2700_spi1_class_init, +}; + +static const AspeedSegments aspeed_2700_spi2_segments[] = { + { 0x0, 128 * MiB }, /* start address is readonly */ + { 0x0, 0 }, /* disabled */ +}; + +static void aspeed_2700_spi2_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(klass); + AspeedSMCClass *asc = ASPEED_SMC_CLASS(klass); + + dc->desc = "Aspeed 2700 SPI2 Controller"; + asc->r_conf = R_CONF; + asc->r_ce_ctrl = R_CE_CTRL; + asc->r_ctrl0 = R_CTRL0; + asc->r_timings = R_TIMINGS; + asc->nregs_timings = 2; + asc->conf_enable_w0 = CONF_ENABLE_W0; + asc->cs_num_max = 2; + asc->segments = aspeed_2700_spi2_segments; + asc->segment_addr_mask = 0xffffffff; + asc->flash_window_base = 0x280000000; + asc->flash_window_size = 1 * GiB; + asc->features = ASPEED_SMC_FEATURE_DMA | + ASPEED_SMC_FEATURE_DMA_DRAM_ADDR_HIGH; + asc->dma_flash_mask = 0x0FFFFFFC; + asc->dma_dram_mask = 0xFFFFFFFC; + asc->dma_start_length = 1; + asc->nregs = ASPEED_SMC_R_MAX; + asc->segment_to_reg = aspeed_2700_smc_segment_to_reg; + asc->reg_to_segment = aspeed_2700_smc_reg_to_segment; + asc->dma_ctrl = aspeed_2600_smc_dma_ctrl; +} + +static const TypeInfo aspeed_2700_spi2_info = { + .name = "aspeed.spi2-ast2700", + .parent = TYPE_ASPEED_SMC, + .class_init = aspeed_2700_spi2_class_init, +}; + static void aspeed_smc_register_types(void) { type_register_static(&aspeed_smc_flash_info); @@ -1967,6 +2181,10 @@ static void aspeed_smc_register_types(void) type_register_static(&aspeed_1030_fmc_info); type_register_static(&aspeed_1030_spi1_info); type_register_static(&aspeed_1030_spi2_info); + type_register_static(&aspeed_2700_fmc_info); + type_register_static(&aspeed_2700_spi0_info); + type_register_static(&aspeed_2700_spi1_info); + type_register_static(&aspeed_2700_spi2_info); } type_init(aspeed_smc_register_types) -- 2.25.1