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737c0c8d |
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24-Feb-2024 |
Praveen Teja Kundanala <praveen.teja.kundanala@amd.com> |
nvmem: zynqmp_nvmem: Add support to access efuse Add support to read/write efuse memory map of ZynqMP. Below are the offsets of ZynqMP efuse memory map 0 - SOC version(read only) 0xC - 0xFC -ZynqMP specific purpose efuses 0x100 - 0x17F - Physical Unclonable Function(PUF) efuses repurposed as user efuses Signed-off-by: Praveen Teja Kundanala <praveen.teja.kundanala@amd.com> Acked-by: Kalyani Akula <Kalyani.akula@amd.com> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Link: https://lore.kernel.org/r/20240224114516.86365-8-srinivas.kandagatla@linaro.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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29be47fc |
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24-Feb-2024 |
Praveen Teja Kundanala <praveen.teja.kundanala@amd.com> |
nvmem: zynqmp_nvmem: zynqmp_nvmem_probe cleanup - Remove static nvmem_config declaration - Remove zynqmp_nvmem_data Signed-off-by: Praveen Teja Kundanala <praveen.teja.kundanala@amd.com> Acked-by: Kalyani Akula <Kalyani.akula@amd.com> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Link: https://lore.kernel.org/r/20240224114516.86365-7-srinivas.kandagatla@linaro.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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2cc3b37f |
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20-Oct-2023 |
Rafał Miłecki <rafal@milecki.pl> |
nvmem: add explicit config option to read old syntax fixed OF cells Binding for fixed NVMEM cells defined directly as NVMEM device subnodes has been deprecated. It has been replaced by the "fixed-layout" NVMEM layout binding. New syntax is meant to be clearer and should help avoiding imprecise bindings. NVMEM subsystem already supports the new binding. It should be a good idea to limit support for old syntax to existing drivers that actually support & use it (we can't break backward compatibility!). That way we additionally encourage new bindings & drivers to ignore deprecated binding. It wasn't clear (to me) if rtc and w1 code actually uses old syntax fixed cells. I enabled them to don't risk any breakage. Signed-off-by: Rafał Miłecki <rafal@milecki.pl> [for meson-{efuse,mx-efuse}.c] Acked-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> [for mtk-efuse.c, nvmem/core.c, nvmem-provider.h] Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> [MT8192, MT8195 Chromebooks] Tested-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> [for microchip-otpc.c] Reviewed-by: Claudiu Beznea <claudiu.beznea@microchip.com> [SAMA7G5-EK] Tested-by: Claudiu Beznea <claudiu.beznea@microchip.com> Acked-by: Jernej Skrabec <jernej.skrabec@gmail.com> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Link: https://lore.kernel.org/r/20231020105545.216052-3-srinivas.kandagatla@linaro.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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97344089 |
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11-Jun-2023 |
Michal Simek <michal.simek@amd.com> |
nvmem: zynqmp: Switch @xilinx.com emails to @amd.com @xilinx.com is still working but better to switch to new amd.com after AMD/Xilinx acquisition. Signed-off-by: Michal Simek <michal.simek@amd.com> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Message-ID: <20230611140330.154222-20-srinivas.kandagatla@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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21cd93ba |
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24-Apr-2020 |
Rajan Vaja <rajan.vaja@xilinx.com> |
firmware: xilinx: Remove eemi ops for get_chipid Use direct function call instead of eemi ops for get_chipid. Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com> Signed-off-by: Jolly Shah <jolly.shah@xilinx.com> Link: https://lore.kernel.org/r/1587761887-4279-3-git-send-email-jolly.shah@xilinx.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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3d031378 |
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04-Mar-2019 |
Rajan Vaja <rajan.vaja@xilinx.com> |
drivers: Defer probe if firmware is not ready Driver needs ZynqMP firmware interface to call EEMI APIs. In case firmware is not ready, dependent drivers should wait until the firmware is ready. Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com> Signed-off-by: Jolly Shah <jollys@xilinx.com> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
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4640fa18 |
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06-Feb-2019 |
Nava kishore Manne <nava.manne@xilinx.com> |
nvmem: zynqmp: Added zynqmp nvmem firmware driver This patch adds zynqmp nvmem firmware driver to access the SoC revision information from the hardware register. Signed-off-by: Nava kishore Manne <nava.manne@xilinx.com> Acked-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
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