linux.git/drivers/clk/mmp, branch for-next Linux kernel source tree clk: mmp: Add Marvell PXA1908 MPMU driver 2024-11-14T22:33:02+00:00 Duje Mihanović duje.mihanovic@skole.hr 2024-11-04T16:37:10+00:00 ebac87cdd230685fc5245a61bde79c9100ac348a Add driver for the MPMU controller block on Marvell's PXA1908 SoC. The driver is incomplete, currently only supporting the fixed PLL1; dynamic PLLs 2-4 and CPU/DDR/AXI clock support is missing. Signed-off-by: Duje Mihanović <duje.mihanovic@skole.hr> Link: https://lore.kernel.org/r/20241104-pxa1908-lkml-v13-8-e050609b8d6c@skole.hr Signed-off-by: Stephen Boyd <sboyd@kernel.org> 
Add driver for the MPMU controller block on Marvell's PXA1908 SoC. The
driver is incomplete, currently only supporting the fixed PLL1; dynamic
PLLs 2-4 and CPU/DDR/AXI clock support is missing.

Signed-off-by: Duje Mihanović <duje.mihanovic@skole.hr>
Link: https://lore.kernel.org/r/20241104-pxa1908-lkml-v13-8-e050609b8d6c@skole.hr
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
clk: mmp: Add Marvell PXA1908 APMU driver 2024-11-14T22:33:01+00:00 Duje Mihanović duje.mihanovic@skole.hr 2024-11-04T16:37:09+00:00 03437e857b0a5db36f2364475125b546bddfa2ac Add driver for the APMU controller block found on Marvell's PXA1908 SoC. This driver is incomplete, lacking support for (at least) GPU, VPU, DSI and CCIC (camera related) clocks. Signed-off-by: Duje Mihanović <duje.mihanovic@skole.hr> Link: https://lore.kernel.org/r/20241104-pxa1908-lkml-v13-7-e050609b8d6c@skole.hr Signed-off-by: Stephen Boyd <sboyd@kernel.org> 
Add driver for the APMU controller block found on Marvell's PXA1908 SoC.
This driver is incomplete, lacking support for (at least) GPU, VPU, DSI
and CCIC (camera related) clocks.

Signed-off-by: Duje Mihanović <duje.mihanovic@skole.hr>
Link: https://lore.kernel.org/r/20241104-pxa1908-lkml-v13-7-e050609b8d6c@skole.hr
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
clk: mmp: Add Marvell PXA1908 APBCP driver 2024-11-14T22:32:59+00:00 Duje Mihanović duje.mihanovic@skole.hr 2024-11-04T16:37:08+00:00 a89233dbd4df521094caa0dbcd03338259f8ead6 Add driver for the APBCP controller block found on Marvell's PXA1908 SoC. Signed-off-by: Duje Mihanović <duje.mihanovic@skole.hr> Link: https://lore.kernel.org/r/20241104-pxa1908-lkml-v13-6-e050609b8d6c@skole.hr Signed-off-by: Stephen Boyd <sboyd@kernel.org> 
Add driver for the APBCP controller block found on Marvell's PXA1908
SoC.

Signed-off-by: Duje Mihanović <duje.mihanovic@skole.hr>
Link: https://lore.kernel.org/r/20241104-pxa1908-lkml-v13-6-e050609b8d6c@skole.hr
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
clk: mmp: Add Marvell PXA1908 APBC driver 2024-11-14T22:32:58+00:00 Duje Mihanović duje.mihanovic@skole.hr 2024-11-04T16:37:07+00:00 51ce5591927389985451c0875f576701664f0a38 Add driver for the APBC controller block found on Marvell's PXA1908 SoC. Signed-off-by: Duje Mihanović <duje.mihanovic@skole.hr> Link: https://lore.kernel.org/r/20241104-pxa1908-lkml-v13-5-e050609b8d6c@skole.hr Signed-off-by: Stephen Boyd <sboyd@kernel.org> 
Add driver for the APBC controller block found on Marvell's PXA1908 SoC.

Signed-off-by: Duje Mihanović <duje.mihanovic@skole.hr>
Link: https://lore.kernel.org/r/20241104-pxa1908-lkml-v13-5-e050609b8d6c@skole.hr
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
clk: mmp: Switch to use struct u32_fract instead of custom one 2024-11-14T22:32:50+00:00 Andy Shevchenko andriy.shevchenko@linux.intel.com 2024-11-04T16:37:03+00:00 4d6da8233ba5f498fde9e57704f08465ca5a1336 The struct mmp_clk_factor_tbl repeats the generic struct u32_fract. Kill the custom one and use the generic one instead. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Tested-by: Duje Mihanović <duje.mihanovic@skole.hr> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Reviewed-by: Stephen Boyd <sboyd@kernel.org> Signed-off-by: Duje Mihanović <duje.mihanovic@skole.hr> Link: https://lore.kernel.org/r/20241104-pxa1908-lkml-v13-1-e050609b8d6c@skole.hr Signed-off-by: Stephen Boyd <sboyd@kernel.org> 
The struct mmp_clk_factor_tbl repeats the generic struct u32_fract.
Kill the custom one and use the generic one instead.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Tested-by: Duje Mihanović <duje.mihanovic@skole.hr>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Duje Mihanović <duje.mihanovic@skole.hr>
Link: https://lore.kernel.org/r/20241104-pxa1908-lkml-v13-1-e050609b8d6c@skole.hr
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
clk: Switch back to struct platform_driver::remove() 2024-09-21T21:12:05+00:00 Uwe Kleine-König u.kleine-koenig@baylibre.com 2024-09-09T14:40:25+00:00 f00b45db02ae4e0288bb719a9935b966733c7e91 After commit 0edb555a65d1 ("platform: Make platform_driver::remove() return void") .remove() is (again) the right callback to implement for platform drivers. Convert all clk drivers to use .remove(), with the eventual goal to drop struct platform_driver::remove_new(). As .remove() and .remove_new() have the same prototypes, conversion is done by just changing the structure member name in the driver initializer. Signed-off-by: Uwe Kleine-König <u.kleine-koenig@baylibre.com> Link: https://lore.kernel.org/r/20240909144026.870565-2-u.kleine-koenig@baylibre.com Acked-by: Geert Uytterhoeven <geert+renesas@glider.be> # renesas Signed-off-by: Stephen Boyd <sboyd@kernel.org> 
After commit 0edb555a65d1 ("platform: Make platform_driver::remove()
return void") .remove() is (again) the right callback to implement for
platform drivers.

Convert all clk drivers to use .remove(), with the eventual goal to drop
struct platform_driver::remove_new(). As .remove() and .remove_new() have
the same prototypes, conversion is done by just changing the structure
member name in the driver initializer.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@baylibre.com>
Link: https://lore.kernel.org/r/20240909144026.870565-2-u.kleine-koenig@baylibre.com
Acked-by: Geert Uytterhoeven <geert+renesas@glider.be> # renesas
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
clk: mmp: Switch to use kmemdup_array() 2024-08-15T00:37:25+00:00 Andy Shevchenko andriy.shevchenko@linux.intel.com 2024-08-14T12:54:07+00:00 0da7faca5319a07a2f02df3e17e665fd7718c9b9 Let the kmemdup_array() take care about multiplication and possible overflows. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Link: https://lore.kernel.org/r/20240814125513.2637955-2-andriy.shevchenko@linux.intel.com Signed-off-by: Stephen Boyd <sboyd@kernel.org> 
Let the kmemdup_array() take care about multiplication and possible
overflows.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20240814125513.2637955-2-andriy.shevchenko@linux.intel.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
clk: mmp: pxa168: Fix memory leak in pxa168_clk_init() 2023-12-17T01:15:06+00:00 Kuan-Wei Chiu visitorckw@gmail.com 2023-12-10T17:52:32+00:00 2fbabea626b6467eb4e6c4cb7a16523da12e43b4 In cases where mapping of mpmu/apmu/apbc registers fails, the code path does not handle the failure gracefully, potentially leading to a memory leak. This fix ensures proper cleanup by freeing the allocated memory for 'pxa_unit' before returning. Signed-off-by: Kuan-Wei Chiu <visitorckw@gmail.com> Link: https://lore.kernel.org/r/20231210175232.3414584-1-visitorckw@gmail.com Signed-off-by: Stephen Boyd <sboyd@kernel.org> 
In cases where mapping of mpmu/apmu/apbc registers fails, the code path
does not handle the failure gracefully, potentially leading to a memory
leak. This fix ensures proper cleanup by freeing the allocated memory
for 'pxa_unit' before returning.

Signed-off-by: Kuan-Wei Chiu <visitorckw@gmail.com>
Link: https://lore.kernel.org/r/20231210175232.3414584-1-visitorckw@gmail.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
clk: pxa910: Move number of clocks to driver source 2023-08-22T21:14:17+00:00 Duje Mihanović duje.mihanovic@skole.hr 2023-08-12T10:02:59+00:00 3b99cd274e43b89c89a4072c602b1df6000eb1f4 The number of clocks should not be in the dt binding as it is not used by the respective device tree and thus needlessly bloats the ABI. Move this number of clocks into the driver source. Signed-off-by: Duje Mihanović <duje.mihanovic@skole.hr> Link: https://lore.kernel.org/r/20230812-mmp-nr-clks-v2-4-f9271bd7eaa5@skole.hr Acked-by: Conor Dooley <conor.dooley@microchip.com> Signed-off-by: Stephen Boyd <sboyd@kernel.org> 
The number of clocks should not be in the dt binding as it is not used
by the respective device tree and thus needlessly bloats the ABI.

Move this number of clocks into the driver source.

Signed-off-by: Duje Mihanović <duje.mihanovic@skole.hr>
Link: https://lore.kernel.org/r/20230812-mmp-nr-clks-v2-4-f9271bd7eaa5@skole.hr
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
clk: pxa1928: Move number of clocks to driver source 2023-08-22T21:14:14+00:00 Duje Mihanović duje.mihanovic@skole.hr 2023-08-12T10:02:58+00:00 87f06247e031dc7bbc864efecb6feb77d452813f The number of clocks should not be in the dt binding as it is not used by the respective device tree and thus needlessly bloats the ABI. Move this number of clocks into the driver source. Signed-off-by: Duje Mihanović <duje.mihanovic@skole.hr> Link: https://lore.kernel.org/r/20230812-mmp-nr-clks-v2-3-f9271bd7eaa5@skole.hr Acked-by: Conor Dooley <conor.dooley@microchip.com> Signed-off-by: Stephen Boyd <sboyd@kernel.org> 
The number of clocks should not be in the dt binding as it is not used
by the respective device tree and thus needlessly bloats the ABI.

Move this number of clocks into the driver source.

Signed-off-by: Duje Mihanović <duje.mihanovic@skole.hr>
Link: https://lore.kernel.org/r/20230812-mmp-nr-clks-v2-3-f9271bd7eaa5@skole.hr
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>