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Allwinner core additions for 3.17

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Nothing very fancy here, only the introduction from the new Allwinner A23 SoC.
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Merge tag 'sunxi-core-for-3.17' of git://git.kernel.org/pub/scm/linux/kernel/git/mripard/linux into next/soc

Merge "Allwinner core additions for 3.17" from Maxime Ripard:

Nothing very fancy here, only the introduction from the new Allwinner A23 SoC.

* tag 'sunxi-core-for-3.17' of git://git.kernel.org/pub/scm/linux/kernel/git/mripard/linux:
  ARM: sunxi: select MFD_SUN6I_PRCM when sun8i arch support is enabled
  ARM: sunxi: Add earlyprintk support using R_UART (sun6i/sun8i)
  ARM: sunxi: Introduce Allwinner A23 support

Signed-off-by: Olof Johansson <olof@lixom.net>
This commit is contained in:
Olof Johansson 2014-07-19 12:22:47 -07:00
commit 7b2a428a33
3 changed files with 27 additions and 0 deletions
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10
arch/arm/Kconfig.debug
View file

@ -715,6 +715,14 @@ choice
Say Y here if you want kernel low-level debugging support
on Allwinner A1X based platforms on the UART1.
config DEBUG_SUNXI_R_UART
bool "Kernel low-level debugging messages via sunXi R_UART"
depends on MACH_SUN6I || MACH_SUN8I
select DEBUG_UART_8250
help
Say Y here if you want kernel low-level debugging support
on Allwinner A31/A23 based platforms on the R_UART.
config TEGRA_DEBUG_UART_AUTO_ODMDATA
bool "Kernel low-level debugging messages via Tegra UART via ODMDATA"
depends on ARCH_TEGRA
@ -1043,6 +1051,7 @@ config DEBUG_UART_PHYS
default 0x01c28400 if DEBUG_SUNXI_UART1
default 0x01d0c000 if DEBUG_DAVINCI_DA8XX_UART1
default 0x01d0d000 if DEBUG_DAVINCI_DA8XX_UART2
default 0x01f02800 if DEBUG_SUNXI_R_UART
default 0x02530c00 if DEBUG_KEYSTONE_UART0
default 0x02531000 if DEBUG_KEYSTONE_UART1
default 0x03010fe0 if ARCH_RPC
@ -1118,6 +1127,7 @@ config DEBUG_UART_VIRT
default 0xf1600000 if ARCH_INTEGRATOR
default 0xf1c28000 if DEBUG_SUNXI_UART0
default 0xf1c28400 if DEBUG_SUNXI_UART1
default 0xf1f02800 if DEBUG_SUNXI_R_UART
default 0xf2100000 if DEBUG_PXA_UART1
default 0xf4090000 if ARCH_LPC32XX
default 0xf4200000 if ARCH_GEMINI

8
arch/arm/mach-sunxi/Kconfig
View file

@ -35,4 +35,12 @@ config MACH_SUN7I
select HAVE_ARM_ARCH_TIMER
select SUN5I_HSTIMER
config MACH_SUN8I
bool "Allwinner A23 (sun8i) SoCs support"
default ARCH_SUNXI
select ARCH_HAS_RESET_CONTROLLER
select ARM_GIC
select MFD_SUN6I_PRCM
select RESET_CONTROLLER
endif

9
arch/arm/mach-sunxi/sunxi.c
View file

@ -53,3 +53,12 @@ static const char * const sun7i_board_dt_compat[] = {
DT_MACHINE_START(SUN7I_DT, "Allwinner sun7i (A20) Family")
.dt_compat = sun7i_board_dt_compat,
MACHINE_END
static const char * const sun8i_board_dt_compat[] = {
"allwinner,sun8i-a23",
NULL,
};
DT_MACHINE_START(SUN8I_DT, "Allwinner sun8i (A23) Family")
.dt_compat = sun8i_board_dt_compat,
MACHINE_END