Commit Graph

4 Commits

Author SHA1 Message Date
Dinh Nguyen 79a2e99889 clk: socfpga: Fix incorrect sdmmc clock name
The SD/MMC clock is named "sdmmc_clk", and NOT "mmc_clk". Because of this,
the SD driver was getting the incorrect clock value. This prevented the
SD driver from initializing correctly.

Signed-off-by: Dinh Nguyen <dinguyen@altera.com>
CC: Arnd Bergmann <arnd@arndb.de>
CC: Olof Johansson <olof@lixom.net>
Reviewed-by: Pavel Machek <pavel@denx.de>
Cc: linux-arm-kernel@lists.infradead.org
Signed-off-by: Mike Turquette <mturquette@linaro.org>
2013-10-07 18:37:49 -07:00
Dinh Nguyen 825f0c2672 ARM: socfpga: Add support to gate peripheral clocks
Add support to gate the clocks that directly feed peripherals. For clocks
with multiple parents, add the ability to determine the correct parent,
and also set parents. Also add support to calculate and set the clocks'
rate.

Signed-off-by: Dinh Nguyen <dinguyen@altera.com>
Reviewed-by: Pavel Machek <pavel@denx.de>
Acked-by: Mike Turquette <mturquette@linaro.org>
Cc: Mike Turquette <mturquette@linaro.org>
CC: Arnd Bergmann <arnd@arndb.de>
CC: Olof Johansson <olof@lixom.net>
Cc: Pavel Machek <pavel@denx.de>
CC: <linux@arm.linux.org.uk>

v4:
- Add Acked-by: Mike Turquette

v3:
- Addressed comments from Pavel

v2:
- Fix space/indent errors
- Add streq for strcmp == 0
Signed-off-by: Olof Johansson <olof@lixom.net>
2013-06-11 16:35:29 -07:00
Dinh Nguyen 56c5c13f70 ARM: socfpga: Upgrade clk driver for socfpga to make use of dts clock entries
With this patch, the socfpga clk driver is able to query the clock and clock
rates appropriately.

Signed-off-by: Dinh Nguyen <dinguyen@altera.com>
Reviewed-by: Pavel Machek <pavel@denx.de>
Signed-off-by: Olof Johansson <olof@lixom.net>
2013-04-14 20:18:13 -07:00
Dinh Nguyen 66314223aa ARM: socfpga: initial support for Altera's SOCFPGA platform
Adding core definitions for Altera's SOCFPGA ARM platform.
Mininum support for Altera's SOCFPGA Cyclone 5 hardware.

Signed-off-by: Dinh Nguyen <dinguyen@altera.com>
Reviewed-by: Pavel Machek <pavel@denx.de>
Reviewed-by: Rob Herring <rob.herring@calxeda.com>
Reviewed-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2012-07-19 10:39:00 +02:00