Merge tag 'tegra-for-5.9-memory' of git://git.kernel.org/pub/scm/linux/kernel/git...

memory: tegra: Changes for v5.9-rc1

This contains the Tegra210 EMC frequency scaling support that didn't
make it into v5.8. In addition there are a couple of cleanups and minor
fixes.

* tag 'tegra-for-5.9-memory' of git://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux:
  memory: tegra: Add Tegra132 compatible string match
  memory: tegra: Fix KCONFIG variables for Tegra186 and Tegra194
  memory: tegra: Delete some dead code
  memory: tegra: Avoid unused function warnings
  memory: tegra: Drop <linux/clk-provider.h>
  memory: tegra: Fix an error handling path in tegra186_emc_probe()
  memory: tegra30-emc: Poll EMC-CaR handshake instead of waiting for interrupt
  memory: tegra20-emc: Poll EMC-CaR handshake instead of waiting for interrupt
  memory: tegra: Support derated timings on Tegra210
  memory: tegra: Add EMC scaling sequence code for Tegra210
  memory: tegra: Add EMC scaling support code for Tegra210
  memory: tegra: Make debugfs permissions human-readable

Link: https://lore.kernel.org/r/20200717161300.1661002-3-thierry.reding@gmail.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>