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c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1741528330; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=sOhQftDZDNfv3s0xjv7CgxsqjZzoP7D7rwlNh2ARdHA=; b=atGAXRZtkn1s8ZADDbnTEEQTFqtRR4+dzYGBLv2hLI8tEXE0KC/0ZSVo1QcliyA5+iHYYz sUz0eDSkeo5Sf0XWr+3dXs1ZI0wFVIvlEt9lEcfZrc1I7sLGl1xp2I5i+I8KrK4e5S9iHH 3raHxKpWRdE6mm18Nj+vFszzZCOcFso= X-MC-Unique: o-I3mc6yPfyhLlJMRdaEDg-1 X-Mimecast-MFC-AGG-ID: o-I3mc6yPfyhLlJMRdaEDg_1741528327 From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= To: qemu-arm@nongnu.org, qemu-devel@nongnu.org Cc: Jamin Lin , Troy Lee , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= , Nabih Estefan Subject: [PULL 12/46] hw/misc/aspeed_scu: Skipping dram_init in u-boot Date: Sun, 9 Mar 2025 14:50:56 +0100 Message-ID: <20250309135130.545764-13-clg@redhat.com> In-Reply-To: <20250309135130.545764-1-clg@redhat.com> References: <20250309135130.545764-1-clg@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.0 on 10.30.177.15 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=170.10.129.124; envelope-from=clg@redhat.com; helo=us-smtp-delivery-124.mimecast.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, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, 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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1741528691690019000 From: Jamin Lin Setting BIT6 in VGA0 SCRATCH register will indicate that the ddr traning is done, therefore skipping the u-boot-spl dram_init() process. Signed-off-by: Jamin Lin Signed-off-by: Troy Lee Reviewed-by: C=C3=A9dric Le Goater Tested-by: Nabih Estefan Link: https://lore.kernel.org/qemu-devel/20250304064710.2128993-2-jamin_lin= @aspeedtech.com Signed-off-by: C=C3=A9dric Le Goater --- hw/misc/aspeed_scu.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/hw/misc/aspeed_scu.c b/hw/misc/aspeed_scu.c index bac1441b061a..50f74fbabd6e 100644 --- a/hw/misc/aspeed_scu.c +++ b/hw/misc/aspeed_scu.c @@ -157,6 +157,7 @@ #define AST2700_SCU_FREQ_CNTR TO_REG(0x3b0) #define AST2700_SCU_CPU_SCRATCH_0 TO_REG(0x780) #define AST2700_SCU_CPU_SCRATCH_1 TO_REG(0x784) +#define AST2700_SCU_VGA_SCRATCH_0 TO_REG(0x900) =20 #define AST2700_SCUIO_CLK_STOP_CTL_1 TO_REG(0x240) #define AST2700_SCUIO_CLK_STOP_CLR_1 TO_REG(0x244) @@ -930,6 +931,7 @@ static const uint32_t ast2700_a0_resets[ASPEED_AST2700_= SCU_NR_REGS] =3D { [AST2700_SCU_FREQ_CNTR] =3D 0x000375eb, [AST2700_SCU_CPU_SCRATCH_0] =3D 0x00000000, [AST2700_SCU_CPU_SCRATCH_1] =3D 0x00000004, + [AST2700_SCU_VGA_SCRATCH_0] =3D 0x00000040, }; =20 static void aspeed_ast2700_scu_reset(DeviceState *dev) --=20 2.48.1