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reset: Add DesignWare IP support to simple reset 

The reset-simple driver can be now used on DesignWare IPs by
default by selecting the following compatible strings:
 - snps,dw-high-reset for active high resets inputs
 - snps,dw-low-reset for active low resets inputs

Signed-off-by: Gustavo Pimentel <gustavo.pimentel@synopsys.com>
Signed-off-by: Luis Oliveira <luis.oliveira@synopsys.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
alistair/sunxi64-5.4-dsi
Gustavo Pimentel 2019-07-23 17:17:28 +02:00 committed by Philipp Zabel
parent e7ef681a8a
commit ea651ffd4f
2 changed files with 4 additions and 1 deletions
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2
drivers/reset/Kconfig
View File

@ -118,7 +118,7 @@ config RESET_QCOM_PDC
config RESET_SIMPLE
bool "Simple Reset Controller Driver" if COMPILE_TEST
default ARCH_STM32 || ARCH_STRATIX10 || ARCH_SUNXI || ARCH_ZX || ARCH_ASPEED || ARCH_BITMAIN
default ARCH_STM32 || ARCH_STRATIX10 || ARCH_SUNXI || ARCH_ZX || ARCH_ASPEED || ARCH_BITMAIN || ARC
help
This enables a simple reset controller driver for reset lines that
that can be asserted and deasserted by toggling bits in a contiguous,

3
drivers/reset/reset-simple.c
View File

@ -127,6 +127,9 @@ static const struct of_device_id reset_simple_dt_ids[] = {
{ .compatible = "aspeed,ast2500-lpc-reset" },
{ .compatible = "bitmain,bm1880-reset",
.data = &reset_simple_active_low },
{ .compatible = "snps,dw-high-reset" },
{ .compatible = "snps,dw-low-reset",
.data = &reset_simple_active_low },
{ /* sentinel */ },
};