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reset: simple: Enable for ASPEED systems

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ASPEED BMC SoCs have a reset controller in the LPC IP that can be
controlled using this driver to release the UARTs from reset.

No special configuration is required, so only the compatible string is
added.

Signed-off-by: Joel Stanley <joel@jms.id.au>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
This commit is contained in:
Joel Stanley 2018-02-20 12:13:29 +10:30 committed by Philipp Zabel
parent 14b5057a2f
commit 1d7592f84f
2 changed files with 9 additions and 3 deletions
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10
drivers/reset/Kconfig
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@ -83,14 +83,18 @@ config RESET_PISTACHIO
config RESET_SIMPLE config RESET_SIMPLE
bool "Simple Reset Controller Driver" if COMPILE_TEST bool "Simple Reset Controller Driver" if COMPILE_TEST
default ARCH_SOCFPGA || ARCH_STM32 || ARCH_STRATIX10 || ARCH_SUNXI || ARCH_ZX default ARCH_SOCFPGA || ARCH_STM32 || ARCH_STRATIX10 || ARCH_SUNXI || ARCH_ZX || ARCH_ASPEED
help help
This enables a simple reset controller driver for reset lines that This enables a simple reset controller driver for reset lines that
that can be asserted and deasserted by toggling bits in a contiguous, that can be asserted and deasserted by toggling bits in a contiguous,
exclusive register space. exclusive register space.
Currently this driver supports Altera SoCFPGAs, the RCC reset Currently this driver supports:
controller in STM32 MCUs, Allwinner SoCs, and ZTE's zx2967 family. - Altera SoCFPGAs
- ASPEED BMC SoCs
- RCC reset controller in STM32 MCUs
- Allwinner SoCs
- ZTE's zx2967 family
config RESET_SUNXI config RESET_SUNXI
bool "Allwinner SoCs Reset Driver" if COMPILE_TEST && !ARCH_SUNXI bool "Allwinner SoCs Reset Driver" if COMPILE_TEST && !ARCH_SUNXI

2
drivers/reset/reset-simple.c
View File

@ -125,6 +125,8 @@ static const struct of_device_id reset_simple_dt_ids[] = {
.data = &reset_simple_active_low }, .data = &reset_simple_active_low },
{ .compatible = "zte,zx296718-reset", { .compatible = "zte,zx296718-reset",
.data = &reset_simple_active_low }, .data = &reset_simple_active_low },
{ .compatible = "aspeed,ast2400-lpc-reset" },
{ .compatible = "aspeed,ast2500-lpc-reset" },
{ /* sentinel */ }, { /* sentinel */ },
}; };