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Date: Fri, 24 Jul 2015 12:51:05 +0900
From: Kukjin Kim <kgene@...nel.org>
To: Chanwoo Choi <cw00.choi@...sung.com>
CC: Sylwester Nawrocki <s.nawrocki@...sung.com>,
Krzysztof Kozlowski <k.kozlowski@...sung.com>,
tomasz.figa@...il.com, mturquette@...libre.com,
sboyd@...eaurora.org, kgene@...nel.org, thomas.ab@...sung.com,
Bartłomiej Żołnierkiewicz
<b.zolnierkie@...sung.com>, kyungmin.park@...sung.com,
linux-samsung-soc@...r.kernel.org, linux-clk@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
devicetree@...r.kernel.org
Subject: Re: [PATCH v6 1/3] clk: samsung: exynos3250: Add cpu clock configuration
data and instaniate cpu clock
On 07/20/15 09:23, Chanwoo Choi wrote:
> Hi Sylwester,
>
Hi Chanwoo,
> Please review this patch.
>
Applied with Mike's ack BTW please make sure your patch has no problem
with checkpatch before submitting....I've fixed them when I applied.
Thanks,
Kukjin
ERROR: code indent should use tabs where possible
#49: FILE: drivers/clk/samsung/clk-exynos3250.c:779:
+ (((apll) << 24) | ((pclk_dbg) << 20) | ((atb) << 16) | \$
WARNING: please, no spaces at the start of a line
#49: FILE: drivers/clk/samsung/clk-exynos3250.c:779:
+ (((apll) << 24) | ((pclk_dbg) << 20) | ((atb) << 16) | \$
ERROR: code indent should use tabs where possible
#50: FILE: drivers/clk/samsung/clk-exynos3250.c:780:
+ ((corem) << 4))$
WARNING: please, no spaces at the start of a line
#50: FILE: drivers/clk/samsung/clk-exynos3250.c:780:
+ ((corem) << 4))$
WARNING: please, no spaces at the start of a line
#55: FILE: drivers/clk/samsung/clk-exynos3250.c:785:
+ { 1000000, E3250_CPU_DIV0(1, 7, 4, 1), E3250_CPU_DIV1(7, 7), },$
WARNING: please, no spaces at the start of a line
#56: FILE: drivers/clk/samsung/clk-exynos3250.c:786:
+ { 900000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), },$
WARNING: please, no spaces at the start of a line
#57: FILE: drivers/clk/samsung/clk-exynos3250.c:787:
+ { 800000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), },$
WARNING: please, no spaces at the start of a line
#58: FILE: drivers/clk/samsung/clk-exynos3250.c:788:
+ { 700000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), },$
WARNING: please, no spaces at the start of a line
#59: FILE: drivers/clk/samsung/clk-exynos3250.c:789:
+ { 600000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), },$
WARNING: please, no spaces at the start of a line
#60: FILE: drivers/clk/samsung/clk-exynos3250.c:790:
+ { 500000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), },$
WARNING: please, no spaces at the start of a line
#61: FILE: drivers/clk/samsung/clk-exynos3250.c:791:
+ { 400000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), },$
WARNING: please, no spaces at the start of a line
#62: FILE: drivers/clk/samsung/clk-exynos3250.c:792:
+ { 300000, E3250_CPU_DIV0(1, 5, 3, 1), E3250_CPU_DIV1(7, 7), },$
WARNING: please, no spaces at the start of a line
#63: FILE: drivers/clk/samsung/clk-exynos3250.c:793:
+ { 200000, E3250_CPU_DIV0(1, 3, 3, 1), E3250_CPU_DIV1(7, 7), },$
WARNING: please, no spaces at the start of a line
#64: FILE: drivers/clk/samsung/clk-exynos3250.c:794:
+ { 100000, E3250_CPU_DIV0(1, 1, 1, 1), E3250_CPU_DIV1(7, 7), },$
WARNING: please, no spaces at the start of a line
#65: FILE: drivers/clk/samsung/clk-exynos3250.c:795:
+ { 0 },$
total: 2 errors, 13 warnings, 63 lines checked
NOTE: Whitespace errors detected.
You may wish to use scripts/cleanpatch or scripts/cleanfile
[PATCH v6 1_3] clk: samsung: exynos3250: Add cpu clock configuration
data and instaniate cpu clock.eml has style problems, please review.
> Best Regards,
> Chanwoo Choi
>
> On 07/16/2015 04:46 PM, Krzysztof Kozlowski wrote:
>> 2015-07-02 9:42 GMT+09:00 Chanwoo Choi <cw00.choi@...sung.com>:
>>> This patch add CPU clock configuration data and instantiate the CPU clock type
>>> for Exynos3250 to support Samsung specific cpu-clock type.
>>>
>>> Cc: Sylwester Nawrocki <s.nawrocki@...sung.com>
>>> Cc: Tomasz Figa <tomasz.figa@...il.com>
>>> Signed-off-by: Chanwoo Choi <cw00.choi@...sung.com>
>>> Acked-by: Kyungmin Park <kyungmin.park@...sung.com>
>>> Reviewed-by: Krzysztof Kozlowski <k.kozlowski@...sung.com>
>>> ---
>>> drivers/clk/samsung/clk-exynos3250.c | 32 ++++++++++++++++++++++++++++++--
>>> include/dt-bindings/clock/exynos3250.h | 1 +
>>
>> Sylwester,
>>
>> I think this patch also waits for your review or ack.
>> The patchset is rebased on Bartlomiej's series for Exynos5250 cpufreq
>> so the easiest way would be to take it through samsung-soc tree.
>>
>> Best regards,
>> Krzysztof
>>
>>
>>> 2 files changed, 31 insertions(+), 2 deletions(-)
>>>
>>> diff --git a/drivers/clk/samsung/clk-exynos3250.c b/drivers/clk/samsung/clk-exynos3250.c
>>> index 538de66a759e..378ad5ad3492 100644
>>> --- a/drivers/clk/samsung/clk-exynos3250.c
>>> +++ b/drivers/clk/samsung/clk-exynos3250.c
>>> @@ -19,6 +19,7 @@
>>> #include <dt-bindings/clock/exynos3250.h>
>>>
>>> #include "clk.h"
>>> +#include "clk-cpu.h"
>>> #include "clk-pll.h"
>>>
>>> #define SRC_LEFTBUS 0x4200
>>> @@ -319,8 +320,10 @@ static struct samsung_mux_clock mux_clks[] __initdata = {
>>> MUX(CLK_MOUT_MPLL_USER_C, "mout_mpll_user_c", mout_mpll_user_p,
>>> SRC_CPU, 24, 1),
>>> MUX(CLK_MOUT_HPM, "mout_hpm", mout_hpm_p, SRC_CPU, 20, 1),
>>> - MUX(CLK_MOUT_CORE, "mout_core", mout_core_p, SRC_CPU, 16, 1),
>>> - MUX(CLK_MOUT_APLL, "mout_apll", mout_apll_p, SRC_CPU, 0, 1),
>>> + MUX_F(CLK_MOUT_CORE, "mout_core", mout_core_p, SRC_CPU, 16, 1,
>>> + CLK_SET_RATE_PARENT, 0),
>>> + MUX_F(CLK_MOUT_APLL, "mout_apll", mout_apll_p, SRC_CPU, 0, 1,
>>> + CLK_SET_RATE_PARENT, 0),
>>> };
>>>
>>> static struct samsung_div_clock div_clks[] __initdata = {
>>> @@ -772,6 +775,26 @@ static struct samsung_cmu_info cmu_info __initdata = {
>>> .nr_clk_regs = ARRAY_SIZE(exynos3250_cmu_clk_regs),
>>> };
>>>
>>> +#define E3250_CPU_DIV0(apll, pclk_dbg, atb, corem) \
>>> + (((apll) << 24) | ((pclk_dbg) << 20) | ((atb) << 16) | \
>>> + ((corem) << 4))
>>> +#define E3250_CPU_DIV1(hpm, copy) \
>>> + (((hpm) << 4) | ((copy) << 0))
>>> +
>>> +static const struct exynos_cpuclk_cfg_data e3250_armclk_d[] __initconst = {
>>> + { 1000000, E3250_CPU_DIV0(1, 7, 4, 1), E3250_CPU_DIV1(7, 7), },
>>> + { 900000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), },
>>> + { 800000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), },
>>> + { 700000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), },
>>> + { 600000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), },
>>> + { 500000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), },
>>> + { 400000, E3250_CPU_DIV0(1, 7, 3, 1), E3250_CPU_DIV1(7, 7), },
>>> + { 300000, E3250_CPU_DIV0(1, 5, 3, 1), E3250_CPU_DIV1(7, 7), },
>>> + { 200000, E3250_CPU_DIV0(1, 3, 3, 1), E3250_CPU_DIV1(7, 7), },
>>> + { 100000, E3250_CPU_DIV0(1, 1, 1, 1), E3250_CPU_DIV1(7, 7), },
>>> + { 0 },
>>> +};
>>> +
>>> static void __init exynos3250_cmu_init(struct device_node *np)
>>> {
>>> struct samsung_clk_provider *ctx;
>>> @@ -780,6 +803,11 @@ static void __init exynos3250_cmu_init(struct device_node *np)
>>> if (!ctx)
>>> return;
>>>
>>> + exynos_register_cpu_clock(ctx, CLK_ARM_CLK, "armclk",
>>> + mout_core_p[0], mout_core_p[1], 0x14200,
>>> + e3250_armclk_d, ARRAY_SIZE(e3250_armclk_d),
>>> + CLK_CPU_HAS_DIV1);
>>> +
>>> exynos3_core_down_clock(ctx->reg_base);
>>> }
>>> CLK_OF_DECLARE(exynos3250_cmu, "samsung,exynos3250-cmu", exynos3250_cmu_init);
>>> diff --git a/include/dt-bindings/clock/exynos3250.h b/include/dt-bindings/clock/exynos3250.h
>>> index aab088d30199..63d01c15d2b3 100644
>>> --- a/include/dt-bindings/clock/exynos3250.h
>>> +++ b/include/dt-bindings/clock/exynos3250.h
>>> @@ -31,6 +31,7 @@
>>> #define CLK_FOUT_VPLL 4
>>> #define CLK_FOUT_UPLL 5
>>> #define CLK_FOUT_MPLL 6
>>> +#define CLK_ARM_CLK 7
>>>
>>> /* Muxes */
>>> #define CLK_MOUT_MPLL_USER_L 16
>>> --
--
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