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From: Sekhar Nori <nsekhar@ti.com>
To: David Lechner <david@lechnology.com>, <linux-clk@vger.kernel.org>,
<devicetree@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>
Cc: Michael Turquette <mturquette@baylibre.com>,
Stephen Boyd <sboyd@codeaurora.org>,
Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Kevin Hilman <khilman@kernel.org>,
Bartosz Golaszewski <bgolaszewski@baylibre.com>,
Adam Ford <aford173@gmail.com>, <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v9 07/27] ARM: davinci: dm355: add new clock init using common clock framework
Date: Fri, 4 May 2018 15:31:53 +0530 [thread overview]
Message-ID: <093052da-08b8-fe68-d319-254ae1da4d0d@ti.com> (raw)
In-Reply-To: <18b7b217-7ccb-d2dd-8f2c-ba3ba0e5d893@lechnology.com>
On Thursday 03 May 2018 09:14 PM, David Lechner wrote:
> On 05/03/2018 10:34 AM, Sekhar Nori wrote:
>> On Friday 27 April 2018 05:47 AM, David Lechner wrote:
>>> This adds the new board-specific clock init in mach-davinci/dm355.c
>>> using the new common clock framework drivers.
>>>
>>> The #ifdefs are needed to prevent compile errors until the entire
>>> ARCH_DAVINCI is converted.
>>>
>>> Also clean up the #includes since we are adding some here.
>>>
>>> Signed-off-by: David Lechner <david@lechnology.com>
>>
>> I am having trouble booting DM355 EVM with the series applied.
>> Still to debug what is going wrong.
>
> Can you dump the PLL registers using /sys/kernel/debug/clk/... ?
I was able to get to ramdisk shell if I set clk_ignore_unused. Here is
the dump:
root@dm355-evm:/sys/kernel/debug# cat clk/clk_summary
enable prepare protect
clock count count count rate accuracy phase
----------------------------------------------------------------------------------------
ref_clk 1 1 0 24000000 0 0
oscin 3 3 0 24000000 0 0
pll2_sysclkbp 0 0 0 3000000 0 0
pll2_prediv 2 2 0 3000000 0 0
pll2_pllout 1 1 0 342000000 0 0
pll2_postdiv 1 1 0 342000000 0 0
pll2_pllen 0 0 0 342000000 0 0
pll1_sysclkbp 0 0 0 8000000 0 0
pll1_auxclk 4 5 0 24000000 0 0
timer2 1 4 0 24000000 0 0
timer1 0 0 0 24000000 0 0
timer0 2 2 0 24000000 0 0
pwm2 0 0 0 24000000 0 0
pwm1 0 0 0 24000000 0 0
pwm0 0 0 0 24000000 0 0
uart1 1 4 0 24000000 0 0
uart0 1 4 0 24000000 0 0
i2c 0 3 0 24000000 0 0
rto 0 0 0 24000000 0 0
pwm3 0 0 0 24000000 0 0
timer3 0 0 0 24000000 0 0
pll1_prediv 2 2 0 3000000 0 0
pll1_pllout 1 1 0 432000000 0 0
pll1_postdiv 1 1 0 432000000 0 0
pll1_pllen 0 0 0 432000000 0 0
pll2_sysclk2 1 1 0 0 0 0
pll2_sysclk1 0 0 0 0 0 0
pll1_sysclk4 1 3 0 0 0 0
vpss_slave 0 1 0 0 0 0
vpss_master 0 1 0 0 0 0
pll1_sysclk3 1 1 0 0 0 0
vpss_dac 0 0 0 0 0 0
pll1_sysclk2 4 5 0 0 0 0
gpio 1 1 0 0 0 0
spi0 0 3 0 0 0 0
uart2 1 4 0 0 0 0
asp0 0 0 0 0 0 0
mmcsd0 0 0 0 0 0 0
aemif 1 1 0 0 0 0
spi2 0 0 0 0 0 0
usb 0 0 0 0 0 0
asp1 0 0 0 0 0 0
mmcsd1 0 0 0 0 0 0
spi1 0 0 0 0 0 0
pll1_sysclk1 2 2 0 0 0 0
mjcp 0 0 0 0 0 0
arm 1 1 0 0 0 0
and the dump with current master:
root@dm355-evm:/sys/kernel/debug# cat davinci_clocks
ref_clk users= 7 24000000 Hz
pll1 users= 7 pll 432000000 Hz
pll1_sysclk1 users= 1 pll 216000000 Hz
arm_clk users= 1 psc 216000000 Hz
mjcp users= 0 psc 216000000 Hz
pll1_sysclk2 users= 3 pll 108000000 Hz
uart2 users= 1 psc 108000000 Hz
asp0 users= 0 psc 108000000 Hz
asp1 users= 0 psc 108000000 Hz
mmcsd0 users= 0 psc 108000000 Hz
mmcsd1 users= 0 psc 108000000 Hz
spi0 users= 0 psc 108000000 Hz
spi1 users= 0 psc 108000000 Hz
spi2 users= 0 psc 108000000 Hz
gpio users= 1 psc 108000000 Hz
aemif users= 1 psc 108000000 Hz
usb users= 0 psc 108000000 Hz
pll1_sysclk3 users= 0 pll 27000000 Hz
vpss_dac users= 0 psc 27000000 Hz
pll1_sysclk4 users= 0 pll 108000000 Hz
vpss_master users= 0 psc 108000000 Hz
vpss_slave users= 0 psc 108000000 Hz
pll1_aux_clk users= 3 pll 24000000 Hz
clkout1 users= 0 24000000 Hz
uart0 users= 1 psc 24000000 Hz
uart1 users= 1 psc 24000000 Hz
i2c users= 0 psc 24000000 Hz
pwm0 users= 0 psc 24000000 Hz
pwm1 users= 0 psc 24000000 Hz
pwm2 users= 0 psc 24000000 Hz
pwm3 users= 0 psc 24000000 Hz
timer0 users= 1 psc 24000000 Hz
timer1 users= 0 psc 24000000 Hz
timer2 users= 1 psc 24000000 Hz
timer3 users= 0 psc 24000000 Hz
rto users= 0 psc 24000000 Hz
pll1_sysclkbp users= 0 pll 8000000 Hz
clkout2 users= 0 8000000 Hz
pll2 users= 0 pll 342000000 Hz
pll2_sysclk1 users= 0 pll 342000000 Hz
pll2_sysclkbp users= 0 pll 3000000 Hz
clkout3 users= 0 3000000 Hz
I didn't have time today to analyze these myself. Hope it helps.
Thanks,
Sekhar
next prev parent reply other threads:[~2018-05-04 10:03 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-04-27 0:17 [PATCH v9 00/27] ARM: davinci: convert to common clock framework David Lechner
2018-04-27 0:17 ` [PATCH v9 01/27] clk: davinci: pll: allow dev == NULL David Lechner
2018-05-01 13:27 ` Sekhar Nori
2018-05-02 1:44 ` David Lechner
2018-04-27 0:17 ` [PATCH v9 02/27] clk: davinci: da850-pll: change PLL0 to CLK_OF_DECLARE David Lechner
2018-05-01 13:46 ` Sekhar Nori
2018-05-02 1:46 ` David Lechner
2018-04-27 0:17 ` [PATCH v9 03/27] clk: davinci: psc: allow for dev == NULL David Lechner
2018-05-01 14:02 ` Sekhar Nori
2018-05-02 1:49 ` David Lechner
2018-05-02 15:08 ` Sekhar Nori
2018-04-27 0:17 ` [PATCH v9 04/27] ARM: davinci: pass clock as parameter to davinci_timer_init() David Lechner
2018-05-01 14:09 ` Sekhar Nori
2018-04-27 0:17 ` [PATCH v9 05/27] ARM: davinci: da830: add new clock init using common clock framework David Lechner
2018-05-01 14:13 ` Sekhar Nori
2018-04-27 0:17 ` [PATCH v9 06/27] ARM: davinci: da850: " David Lechner
2018-05-01 14:17 ` Sekhar Nori
2018-04-27 0:17 ` [PATCH v9 07/27] ARM: davinci: dm355: " David Lechner
2018-05-03 15:34 ` Sekhar Nori
2018-05-03 15:44 ` David Lechner
2018-05-04 10:01 ` Sekhar Nori [this message]
2018-05-04 14:26 ` David Lechner
2018-04-27 0:17 ` [PATCH v9 08/27] ARM: davinci: dm365: " David Lechner
2018-04-27 0:17 ` [PATCH v9 09/27] ARM: davinci: dm644x: " David Lechner
2018-05-03 13:18 ` Sekhar Nori
2018-04-27 0:17 ` [PATCH v9 10/27] ARM: davinci: dm646x: " David Lechner
2018-04-27 0:17 ` [PATCH v9 11/27] ARM: davinci: da8xx: add new USB PHY " David Lechner
2018-04-27 0:17 ` [PATCH v9 12/27] ARM: davinci: da8xx: add new sata_refclk " David Lechner
2018-04-27 0:17 ` [PATCH v9 13/27] ARM: davinci: remove CONFIG_DAVINCI_RESET_CLOCKS David Lechner
2018-04-27 0:17 ` [PATCH v9 14/27] ARM: davinci_all_defconfig: " David Lechner
2018-04-27 0:17 ` [PATCH v9 15/27] ARM: davinci: switch to common clock framework David Lechner
2018-04-27 0:17 ` [PATCH v9 16/27] ARM: davinci: da830: Remove legacy clock init David Lechner
2018-04-27 0:17 ` [PATCH v9 17/27] ARM: davinci: da850: " David Lechner
2018-04-27 0:17 ` [PATCH v9 18/27] ARM: davinci: dm355: " David Lechner
2018-04-27 0:17 ` [PATCH v9 19/27] ARM: davinci: dm365: " David Lechner
2018-04-27 0:17 ` [PATCH v9 20/27] ARM: davinci: dm644x: " David Lechner
2018-04-27 0:17 ` [PATCH v9 21/27] ARM: davinci: dm646x: " David Lechner
2018-04-27 0:17 ` [PATCH v9 22/27] ARM: davinci: da8xx: Remove legacy USB and SATA " David Lechner
2018-04-27 0:17 ` [PATCH v9 23/27] ARM: davinci: remove legacy clocks David Lechner
2018-04-27 0:17 ` [PATCH v9 24/27] dt-bindings: timer: new bindings for TI DaVinci timer David Lechner
2018-04-27 14:05 ` Rob Herring
2018-05-02 1:52 ` David Lechner
2018-05-02 5:03 ` Sekhar Nori
2018-04-27 0:17 ` [PATCH v9 25/27] ARM: davinci: add device tree support to timer David Lechner
2018-04-27 0:17 ` [PATCH v9 26/27] ARM: davinci: da8xx-dt: switch to device tree clocks David Lechner
2018-04-27 9:53 ` Bartosz Golaszewski
2018-04-27 0:17 ` [PATCH v9 27/27] ARM: dts: da850: Add clocks David Lechner
2018-04-27 12:04 ` [PATCH v9 00/27] ARM: davinci: convert to common clock framework Bartosz Golaszewski
2018-04-30 20:35 ` Bartosz Golaszewski
2018-05-01 14:45 ` Sekhar Nori
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