From mboxrd@z Thu Jan 1 00:00:00 1970 From: Govindraj Subject: Re: [pm-wip/uart][PATCH 2/6] Serial: Add UART4 hwmod data. Date: Mon, 24 May 2010 18:26:33 +0530 Message-ID: References: <47872.192.168.10.88.1274362704.squirrel@dbdmail.itg.ti.com> <87y6fcerz1.fsf@deeprootsystems.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary=00c09f93dd40089a7a048756925d Return-path: Received: from mail-qy0-f183.google.com ([209.85.221.183]:34126 "EHLO mail-qy0-f183.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752178Ab0EXM4f (ORCPT ); Mon, 24 May 2010 08:56:35 -0400 Received: by qyk13 with SMTP id 13so5326927qyk.1 for ; Mon, 24 May 2010 05:56:34 -0700 (PDT) In-Reply-To: <87y6fcerz1.fsf@deeprootsystems.com> Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: Kevin Hilman Cc: "Govindraj.R" , linux-omap@vger.kernel.org --00c09f93dd40089a7a048756925d Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable This happening because we are missing these patches: https://patchwork.kernel.org/patch/84748/ https://patchwork.kernel.org/patch/84749/ https://patchwork.kernel.org/patch/84755/ https://patchwork.kernel.org/patch/84750/ Not part of LO yet. But we need these patches for uart4 support for 3630. I have rebased the patches on top of wip-uart and tested with 3630SDP. Attaching the same. Regards, Govindraj R On Sat, May 22, 2010 at 5:18 AM, Kevin Hilman wrote: > "Govindraj.R" writes: > >> Introduce UART4 hwmod data for OMAP3630 >> >> Cc: Kevin Hilman >> Signed-off-by: Govindraj.R > > Just FYI... > > After adding UART4 to the master list, it hangs on 3630/Zoom3 (log below) > > I didn't dig into this one yet. > > Kevin > > [...] > Clocking rate (Crystal/Core/MPU): 26.0/400/600 MHz > omap_hwmod: uart4: cannot clk_get main_clk uart4_fck > omap_hwmod: uart4: cannot clk_get interface_clk uart4_ick > omap_hwmod: l3_hwmod: cannot be enabled (3) > omap_hwmod: l4_core_hwmod: cannot be enabled (3) > omap_hwmod: l4_per_hwmod: cannot be enabled (3) > omap_hwmod: l4_wkup_hwmod: cannot be enabled (3) > Unhandled fault: external abort on non-linefetch (0x1028) at 0xfb042054 > Internal error: : 1028 [#1] PREEMPT > last sysfs file: > Modules linked in: > CPU: 0 =A0 =A0Not tainted =A0(2.6.34-pm-next-default-10673-g60b93ed #3) > PC is at omap_hwmod_readl+0x10/0x18 > LR is at _update_sysc_cache+0x44/0x74 > pc : [] =A0 =A0lr : [] =A0 =A0psr: a00001d3 > sp : c08c5f10 =A0ip : c08c5f20 =A0fp : c08c5f1c > r10: 0000001f =A0r9 : 413fc082 =A0r8 : 80028340 > r7 : c08c82cc =A0r6 : c0524c98 =A0r5 : 00000001 =A0r4 : c08dcc2c > r3 : fb042000 =A0r2 : 00000004 =A0r1 : 00000054 =A0r0 : c08dcc2c > Flags: NzCv =A0IRQs off =A0FIQs off =A0Mode SVC_32 =A0ISA ARM =A0Segment = kernel > Control: 10c5387f =A0Table: 80004019 =A0DAC: 00000017 > Process swapper (pid: 0, stack limit =3D 0xc08c42e8) > Stack: (0xc08c5f10 to 0xc08c6000) > 5f00: =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0= =A0 c08c5f34 c08c5f20 c05240bc c0523ad8 > 5f20: 00000000 c08dcc2c c08c5f4c c08c5f38 c0524740 c0524084 00000012 c08d= cc2c > 5f40: c08c5f64 c08c5f50 c0524d28 c052463c c08dcc2c 00000000 c08c5f84 c08c= 5f68 > 5f60: c0523e14 c0524ca4 c090ae5c c08e4e30 c08e4e30 c050c014 c08c5f94 c08c= 5f88 > 5f80: c05241d0 c0523df0 c08c5fac c08c5f98 c000e530 c052417c c090a200 c050= c018 > 5fa0: c08c5fbc c08c5fb0 c0013894 c000e460 c08c5fcc c08c5fc0 c000b438 c001= 386c > 5fc0: c08c5ff4 c08c5fd0 c0008a6c c000b40c c00086b8 00000000 00000000 c050= c018 > 5fe0: 10c53c7d c090a5a0 00000000 c08c5ff8 80008034 c0008914 00000000 0000= 0000 > Backtrace: > [] (omap_hwmod_readl+0x0/0x18) from [] (_update_sysc_= cache+) > [] (_update_sysc_cache+0x0/0x74) from [] (_enable+0x1= 10/0x1) > =A0r4:c08dcc2c r3:00000000 > [] (_enable+0x0/0x134) from [] (_setup+0x90/0x100) > =A0r4:c08dcc2c r3:00000012 > [] (_setup+0x0/0x100) from [] (omap_hwmod_for_each+0x= 30/0x7) > =A0r5:00000000 r4:c08dcc2c > [] (omap_hwmod_for_each+0x0/0x78) from [] (omap_hwmod= _late_) > =A0r6:c050c014 r5:c08e4e30 r4:c08e4e30 r3:c090ae5c > [] (omap_hwmod_late_init+0x0/0x8c) from [] (omap2_ini= t_comm) > [] (omap2_init_common_hw+0x0/0x194) from [] (omap_zoo= m_init) > =A0r5:c050c018 r4:c090a200 > [] (omap_zoom_init_irq+0x0/0x50) from [] (init_IRQ+0x= 38/0x4) > [] (init_IRQ+0x0/0x48) from [] (start_kernel+0x164/0x= 2d0) > [] (start_kernel+0x0/0x2d0) from [<80008034>] (0x80008034) > =A0r5:c090a5a0 r4:10c53c7d > Code: e1a0c00d e92dd800 e24cb004 e5903038 (e7910003) > > -- > To unsubscribe from this list: send the line "unsubscribe linux-omap" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at =A0http://vger.kernel.org/majordomo-info.html > --00c09f93dd40089a7a048756925d Content-Type: application/zip; name="rebase_uart4_wip-uart.zip" Content-Disposition: attachment; filename="rebase_uart4_wip-uart.zip" Content-Transfer-Encoding: base64 X-Attachment-Id: f_g9lawccw0 UEsDBBQAAgAIAIqQuDxC/zzHcQIAAAYGAABFAAAAcmViYXNlX3VhcnQ0X3dpcC11YXJ0LzAwMDEt T01BUDM2MzAtUFJDTS1BZGQtVUFSVDQtY29udHJvbC1iaXRzLnBhdGNojZThb6IwGMY/X/+KN7kv cwgUWosSc9Fzc1t23Ii43IfLhRRatIuAAbe45P74K3rbdHHOBlIKz/vw0t8TxlWZA8s47nYIEZhw kYjU7XjC8yiWXUYE7VHWzaRwej0IygIiuQTHA4z9zQEuxg4aaxtfP6pmqoTh7FFVlYR+zfn2crBS Vlrm39AFX0m/sWmDSyHgz7rcwdrPpz3fZWDgDsEoekweZLry4Xc4nI6uwbHpH7gLhiFhBPsQTkaB 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