"ext Kevin Hilman" <khilman@xxxxxxxxxxxxxxxxxxx> writes: > "Rajendra Nayak" <rnayak@xxxxxx> writes: > >> I am seeing a couple of issues on the 3430sdp with this latest pm >> branch. With the omap_3430sdp_min_defconfig I see a system freeze >> after bootup after the debug UART inactivity. Also system wide >> suspend seems to freeze. The system wide suspend freeze is seen >> even with the default (omap_3430sdp_defconfig) config. I ran into >> these issue while validating the DVFS patches and haven't really >> looked further into what might be causing these. I have a ES3.0 GP >> based SDP board. This branch is still broken, I will send a patch soon. The problem is in uart clock handling. New implementation allows situation where uart is tried to be used for TX when clocks are disabled. > > Rajendra, > > I just pushed another patch to pm-20081106 for you to try. This > reverts a commit[1] from linux-omap which is causing problems coming > out of retention. > > Could you update your PM branch, and also modify the 'enabled_uarts' > settings in your board-3430sdp.c file so that only the console UART is > enabled. Doing this would help me understand what's working on SDP. > > Until I get my SDP, I'll need to rely on you for this testing. > > Kevin > > [1] 2ac1da8c787f73f067e717408e631501ba60aabc > >>> -----Original Message----- >>> From: linux-omap-owner@xxxxxxxxxxxxxxx >>> [mailto:linux-omap-owner@xxxxxxxxxxxxxxx] On Behalf Of Kevin Hilman >>> Sent: Friday, November 07, 2008 11:00 PM >>> To: linux-omap@xxxxxxxxxxxxxxx >>> Subject: new PM branch: pm-20081106 >>> >>> For those who want to experiment with the latest PM branch, it is now >>> available in OMAP git as branch pm-20081106 >>> >>> The shortlog is below[1], but the significant thing for now is a >>> rework of how UART handles its clocks and allows idle. I also did >>> quite a bit of reordering and some restructuring. >>> >>> I've tested this on Nokia HW and the basic retention-on-idle support >>> on Beagle. I'm still waiting for my SDP to arrive, so haven't tested >>> on SDP. >>> >>> Kevin >>> >>> [1] >>> Amit Kucheria (2): >>> OMAP: PM: Typo fix for clock_allow_idle >>> HSMMC: Make driver support dynamic idle >>> >>> Jouni Hogander (5): >>> OMAP3: PM: Use pwrdm_set_next_pwrst instead of >>> set_pwrdm_state in idle loop >>> OMAP3: Do not set mpu, core, neon states if cpuidle is used >>> OMAP3: PM: Do not set next states sw to control those >>> is available >>> OMAP3: PM: Always return value in pwrdms_setup >>> OMAP3: PM: Fix wrong sequence in suspend. >>> >>> Kalle Jokiniemi (3): >>> OMAP: PM: sysfs interface for enabling voltage off in idle >>> OMAP3: PM: Fix cpu idle init sequencing >>> OMAP: SRF: Fixes to shared resource framework (Ver.3) >>> >>> Kevin Hilman (10): >>> OMAP3: PM: Add wake-up bit defintiions for CONTROL_PADCONF_X >>> OMAP3: PM: Allow UARTs to be unclocked when inactive >>> 8250: Allow platform to register PM hook >>> 8250: when waking, PM hook should be called before >>> accessing port >>> OMAP3: PM: UART: Add 8250 UART PM hook for suspend/resume >>> OMAP3: PM: UART save/restore support for OFF-mode >>> OMAP2/3: HSMMC: Ensure HSMMC is fully reset on boot >>> OMAP3: PM: CPUidle: obey enable_off_mode flag >>> OMAP3: PM: CPUidle: restrict C-states on UART activity >>> OMAP3: PM: decouple PER and CORE context save and restore >>> >>> Paul Walmsley (6): >>> OMAP2/3 PM: create the OMAP PM interface and add a >>> default OMAP PM no-op layer. >>> OMAP2/3 omapdev: add basic omapdev structure >>> OMAP242x omapdev: add OMAP242x omapdev records >>> OMAP243x omapdev: add OMAP243x omapdev records >>> OMAP3xxx omapdev: add OMAP3xxx omapdev records >>> OMAP2/3 omapdev: add code to walk the omapdev records >>> >>> Peter 'p2' De Schrijver (9): >>> OMAP: PM counter infrastructure. >>> OMAP: PM: Hook into PM counters >>> OMAP: PM: Add closures to clkdm_for_each and pwrdm_for_each. >>> OMAP: PM: Add pm-debug counters >>> OMAP: PM debug: make powerdomains use PM-debug counters >>> OMAP: PM: Add definitions for ETK pads and >>> observability registers >>> OMAP: Debug observability and ETK padconf implementation >>> OMAP: Add debug observablity (debobs) Kconfig item >>> OMAP: PM: Implement get_last_off_on_transaction_id() >>> >>> Rajendra Nayak (23): >>> OMAP3: PM: GPMC context save/restore >>> OMAP3: PM: GPIO context save/restore >>> OMAP3: PM: I2C context save/restore >>> OMAP3: PM: INTC context save/restore >>> OMAP3: PM: PRCM context save/restore >>> OMAP3: PM: Populate scratchpad contents >>> OMAP3: PM: SCM context save/restore >>> OMAP3: PM: SRAM restore function >>> OMAP3: PM: handle PER/NEON/CORE in idle >>> OMAP3: PM: Restore MMU table entry >>> OMAP3: PM: MPU off-mode support >>> OMAP3: PM: CORE domain off-mode support >>> OMAP3: PM: allow runtime enable/disable of OFF mode >>> OMAP3: 3430SDP minimal kernel defconfig >>> OMAP3: PM: CPUidle: Basic support for C1-C2 >>> OMAP3: PM: CPUidle: Enables state C4 >>> OMAP3: PM: CPUidle: Enables C3 and C5 >>> OMAP3: PM: CPUidle: Safe-state on bm-activity >>> OMAP3: PM: CPUidle: Enable Kconfig option for OMAP >>> OMAP3 SRF: Generic shared resource f/w >>> OMAP3 SRF: MPU/CORE/PD latency modeling >>> OMAP3 SRF: omap3 srf driver >>> OMAP3 SRF: OMAP PM srf implementation >>> >>> Tero Kristo (9): >>> OMAP: PM debug: do not print out status for meta >>> powerdomains (dpll*) >>> OMAP: PM debug: Add PRCM register dump support >>> OMAP: PM: DMA context save / restore >>> OMAP: PM: off-mode support for DMA on EMU/HS devices >>> OMAP3: SRAM size fix for HS/EMU devices >>> OMAP3 PM: off-mode support for HS/EMU devices >>> OMAP3: PM: Enable SDRAM auto-refresh during sleep >>> OMAP: SDRC: Add new register definitions for SDRAM controller >>> OMAP3: PM: SDRC auto-refresh workaround for off-mode >>> >>> -- >>> To unsubscribe from this list: send the line "unsubscribe >>> linux-omap" in >>> the body of a message to majordomo@xxxxxxxxxxxxxxx >>> More majordomo info at http://vger.kernel.org/majordomo-info.html >>> >>> > -- > To unsubscribe from this list: send the line "unsubscribe linux-omap" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html -- Jouni Högander -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
