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Iglesias" , Peter Maydell Subject: [PATCH v3 3/5] hw/arm: xlnx-zynqmp: Add XLNX CSU DMA module Date: Wed, 10 Feb 2021 18:10:11 +0800 Message-Id: <1612951813-50542-4-git-send-email-bmeng.cn@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1612951813-50542-1-git-send-email-bmeng.cn@gmail.com> References: <1612951813-50542-1-git-send-email-bmeng.cn@gmail.com> Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::52b; envelope-from=bmeng.cn@gmail.com; helo=mail-ed1-x52b.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Bin Meng , Francisco Iglesias , qemu-arm@nongnu.org, qemu-devel@nongnu.org, Xuzhou Cheng Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Xuzhou Cheng Insert XLNX CSU DMA module to ZynqMP SoC, and connent the stream link of GQSPI to CSU DMA. Signed-off-by: Xuzhou Cheng Signed-off-by: Bin Meng --- Changes in v3: - new patch: xlnx-zynqmp: Add XLNX CSU DMA module include/hw/arm/xlnx-zynqmp.h | 2 ++ hw/arm/xlnx-zynqmp.c | 14 ++++++++++++++ hw/arm/Kconfig | 1 + 3 files changed, 17 insertions(+) diff --git a/include/hw/arm/xlnx-zynqmp.h b/include/hw/arm/xlnx-zynqmp.h index be15cc8..d387c85 100644 --- a/include/hw/arm/xlnx-zynqmp.h +++ b/include/hw/arm/xlnx-zynqmp.h @@ -35,6 +35,7 @@ #include "target/arm/cpu.h" #include "qom/object.h" #include "net/can_emu.h" +#include "hw/dma/xlnx_csu_dma.h" =20 #define TYPE_XLNX_ZYNQMP "xlnx,zynqmp" OBJECT_DECLARE_SIMPLE_TYPE(XlnxZynqMPState, XLNX_ZYNQMP) @@ -108,6 +109,7 @@ struct XlnxZynqMPState { XlnxZynqMPRTC rtc; XlnxZDMA gdma[XLNX_ZYNQMP_NUM_GDMA_CH]; XlnxZDMA adma[XLNX_ZYNQMP_NUM_ADMA_CH]; + XlnxCSUDMA csu_dma; =20 char *boot_cpu; ARMCPU *boot_cpu_ptr; diff --git a/hw/arm/xlnx-zynqmp.c b/hw/arm/xlnx-zynqmp.c index 76b94a5..ed34692 100644 --- a/hw/arm/xlnx-zynqmp.c +++ b/hw/arm/xlnx-zynqmp.c @@ -63,6 +63,9 @@ #define RTC_ADDR 0xffa60000 #define RTC_IRQ 26 =20 +#define CSU_DMA_ADDR 0xff0f0800 +#define CSU_DMA_IRQ 15 + #define SDHCI_CAPABILITIES 0x280737ec6481 /* Datasheet: UG1085 (v1.7) */ =20 static const uint64_t gem_addr[XLNX_ZYNQMP_NUM_GEMS] =3D { @@ -284,6 +287,8 @@ static void xlnx_zynqmp_init(Object *obj) for (i =3D 0; i < XLNX_ZYNQMP_NUM_ADMA_CH; i++) { object_initialize_child(obj, "adma[*]", &s->adma[i], TYPE_XLNX_ZDM= A); } + + object_initialize_child(obj, "csu-dma", &s->csu_dma, TYPE_XLNX_CSU_DMA= ); } =20 static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp) @@ -643,6 +648,15 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Erro= r **errp) sysbus_connect_irq(SYS_BUS_DEVICE(&s->adma[i]), 0, gic_spi[adma_ch_intr[i]]); } + + if (!sysbus_realize(SYS_BUS_DEVICE(&s->csu_dma), errp)) { + return; + } + + sysbus_mmio_map(SYS_BUS_DEVICE(&s->csu_dma), 0, CSU_DMA_ADDR); + sysbus_connect_irq(SYS_BUS_DEVICE(&s->csu_dma), 0, gic_spi[CSU_DMA_IRQ= ]); + object_property_set_link(OBJECT(&s->qspi), "stream-connected-dma", + OBJECT(&s->csu_dma), errp); } =20 static Property xlnx_zynqmp_props[] =3D { diff --git a/hw/arm/Kconfig b/hw/arm/Kconfig index be017b9..0c0384c 100644 --- a/hw/arm/Kconfig +++ b/hw/arm/Kconfig @@ -353,6 +353,7 @@ config XLNX_ZYNQMP_ARM select SSI_M25P80 select XILINX_AXI select XILINX_SPIPS + select XLNX_CSU_DMA select XLNX_ZYNQMP select XLNX_ZDMA =20 --=20 2.7.4