linux.git/drivers/memory/of_memory.c, branch v6.6.132 Clone of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git memory: of: Fix refcount leak bug in of_lpddr3_get_ddr_timings() 2022-08-16T09:12:06+00:00 Liang He windhl@126.com 2022-07-19T08:56:40+00:00 48af14fb0eaa63d9aa68f59fb0b205ec55a95636 We should add the of_node_put() when breaking out of for_each_child_of_node() as it will automatically increase and decrease the refcount. Fixes: 976897dd96db ("memory: Extend of_memory with LPDDR3 support") Signed-off-by: Liang He <windhl@126.com> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20220719085640.1210583-2-windhl@126.com 
We should add the of_node_put() when breaking out of
for_each_child_of_node() as it will automatically increase
and decrease the refcount.

Fixes: 976897dd96db ("memory: Extend of_memory with LPDDR3 support")
Signed-off-by: Liang He <windhl@126.com>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20220719085640.1210583-2-windhl@126.com
memory: of: Fix refcount leak bug in of_get_ddr_timings() 2022-08-16T09:12:05+00:00 Liang He windhl@126.com 2022-07-19T08:56:39+00:00 05215fb32010d4afb68fbdbb4d237df6e2d4567b We should add the of_node_put() when breaking out of for_each_child_of_node() as it will automatically increase and decrease the refcount. Fixes: e6b42eb6a66c ("memory: emif: add device tree support to emif driver") Signed-off-by: Liang He <windhl@126.com> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20220719085640.1210583-1-windhl@126.com 
We should add the of_node_put() when breaking out of
for_each_child_of_node() as it will automatically increase
and decrease the refcount.

Fixes: e6b42eb6a66c ("memory: emif: add device tree support to emif driver")
Signed-off-by: Liang He <windhl@126.com>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20220719085640.1210583-1-windhl@126.com
memory: Update of_memory lpddr2 revision-id binding 2022-02-25T12:36:49+00:00 Julius Werner jwerner@chromium.org 2022-02-24T00:34:20+00:00 a06bf59d07f45a0a6ab4ab8ac69c1d708d3fadcb This patch updates the code parsing the "jedec,lpddr2" device tree binding to use the new `revision-id` property instead of the deprecated `revision-id1` and `revision-id2` properties if available. Signed-off-by: Julius Werner <jwerner@chromium.org> Link: https://lore.kernel.org/r/20220224003421.3440124-3-jwerner@chromium.org Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> 
This patch updates the code parsing the "jedec,lpddr2" device tree
binding to use the new `revision-id` property instead of the deprecated
`revision-id1` and `revision-id2` properties if available.

Signed-off-by: Julius Werner <jwerner@chromium.org>
Link: https://lore.kernel.org/r/20220224003421.3440124-3-jwerner@chromium.org
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
memory: of: parse max-freq property 2022-02-09T14:34:42+00:00 Krzysztof Kozlowski krzysztof.kozlowski@canonical.com 2022-02-06T13:58:06+00:00 4e890b2228fd14fa6269175e9816bf27ff989e84 Passing the memory timings maximum frequency as an unit address was a workaround and instead 'max-freq' is preferred. Look for 'max-freq' first and then fallback to 'reg'. Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> Reviewed-by: Alim Akhtar <alim.ahtar@samsung.com> Reviewed-by: Dmitry Osipenko <digetx@gmail.com> Reviewed-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20220206135807.211767-8-krzysztof.kozlowski@canonical.com 
Passing the memory timings maximum frequency as an unit address was
a workaround and instead 'max-freq' is preferred.  Look for 'max-freq'
first and then fallback to 'reg'.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Reviewed-by: Alim Akhtar <alim.ahtar@samsung.com>
Reviewed-by: Dmitry Osipenko <digetx@gmail.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20220206135807.211767-8-krzysztof.kozlowski@canonical.com
memory: Add LPDDR2-info helpers 2021-10-15T07:52:47+00:00 Dmitry Osipenko digetx@gmail.com 2021-10-06T22:46:58+00:00 38322cf423f69b89b6e0eaad4017ab41cfe45b45 Add common helpers for reading and parsing standard LPDDR2 configuration properties. Signed-off-by: Dmitry Osipenko <digetx@gmail.com> Link: https://lore.kernel.org/r/20211006224659.21434-9-digetx@gmail.com Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> 
Add common helpers for reading and parsing standard LPDDR2 configuration
properties.

Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Link: https://lore.kernel.org/r/20211006224659.21434-9-digetx@gmail.com
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
memory: of: Correct kerneldoc 2020-07-27T09:13:33+00:00 Krzysztof Kozlowski krzk@kernel.org 2020-07-24T18:23:25+00:00 46c711187385d8a9a1e2b2e367bfb6c98674e9b7 Use proper kerneldoc to fix GCC warnings like: drivers/memory/of_memory.c:30: warning: Function parameter or member 'dev' not described in 'of_get_min_tck' Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> 
Use proper kerneldoc to fix GCC warnings like:

   drivers/memory/of_memory.c:30: warning: Function parameter or member 'dev' not described in 'of_get_min_tck'

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
memory: of: Correct indentation 2020-07-24T14:18:32+00:00 Krzysztof Kozlowski krzk@kernel.org 2020-07-24T07:40:18+00:00 9825095a094970f535a7ecaf4ca5009845137460 Correct indentation to match open parenthesis. Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> 
Correct indentation to match open parenthesis.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
memory: of: Remove __func__ in device related messages 2020-07-24T14:18:32+00:00 Krzysztof Kozlowski krzk@kernel.org 2020-07-24T07:40:17+00:00 efc4646327ca9d65f55636d0d2465063ba02f2c4 Messages printed by generic of_memory code will still be using device context so their location/meaning will be known. Printing __func__ is not needed. Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> 
Messages printed by generic of_memory code will still be using device
context so their location/meaning will be known.  Printing __func__ is
not needed.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
memory: of: Remove unused headers 2020-07-24T14:18:32+00:00 Krzysztof Kozlowski krzk@kernel.org 2020-07-24T07:40:16+00:00 a4022f6a2187e13f5dfb1a8ec4e8dd167fa1fdd4 The of_memory.c does not use platform_device nor linked list. Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> 
The of_memory.c does not use platform_device nor linked list.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
memory: Extend of_memory with LPDDR3 support 2019-10-01T18:28:38+00:00 Lukasz Luba l.luba@partner.samsung.com 2019-08-21T10:42:58+00:00 976897dd96db94c74209d0a0671d7a73aa02fab9 Add AC timings information needed to support LPDDR3 and memory controllers along with helpers to obtain it. These will be necessary for upcoming Exynos5422 Dynamic Memory Controller driver. Signed-off-by: Lukasz Luba <l.luba@partner.samsung.com> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> 
Add AC timings information needed to support LPDDR3 and memory
controllers along with helpers to obtain it.  These will be necessary
for upcoming Exynos5422 Dynamic Memory Controller driver.

Signed-off-by: Lukasz Luba <l.luba@partner.samsung.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>