From d9edae44d76a20d1b999070d911e58dca53f9906 Mon Sep 17 00:00:00 2001 From: Robert Jarzmik Date: Sun, 10 Apr 2016 21:29:59 +0200 Subject: [PATCH] ARM: pxa: add pxa25x device-tree support Add a device-tree machine entry (DT_MACHINE_START) for pxa25x based platforms. Take the opportunity to sort the file machine descriptions by alphabetical order. Signed-off-by: Robert Jarzmik --- arch/arm/mach-pxa/Kconfig | 11 +++++++++++ arch/arm/mach-pxa/Makefile | 3 ++- arch/arm/mach-pxa/pxa-dt.c | 37 ++++++++++++++++++++++++++----------- arch/arm/mach-pxa/pxa25x.c | 12 ++++++------ 4 files changed, 45 insertions(+), 18 deletions(-) diff --git a/arch/arm/mach-pxa/Kconfig b/arch/arm/mach-pxa/Kconfig index cd894d69e766..76fbc115ec33 100644 --- a/arch/arm/mach-pxa/Kconfig +++ b/arch/arm/mach-pxa/Kconfig @@ -4,6 +4,17 @@ menu "Intel PXA2xx/PXA3xx Implementations" comment "Intel/Marvell Dev Platforms (sorted by hardware release time)" +config MACH_PXA25X_DT + bool "Support PXA25x platforms from device tree" + select PINCTRL + select POWER_SUPPLY + select PXA25x + select USE_OF + help + Include support for Marvell PXA25x based platforms using + the device tree. Needn't select any other machine while + MACH_PXA25x_DT is enabled. + config MACH_PXA27X_DT bool "Support PXA27x platforms from device tree" select PINCTRL diff --git a/arch/arm/mach-pxa/Makefile b/arch/arm/mach-pxa/Makefile index 2ceed407eda9..ef25dc597f30 100644 --- a/arch/arm/mach-pxa/Makefile +++ b/arch/arm/mach-pxa/Makefile @@ -19,8 +19,9 @@ obj-$(CONFIG_CPU_PXA930) += pxa930.o # NOTE: keep the order of boards in accordance to their order in Kconfig # Device Tree support -obj-$(CONFIG_MACH_PXA3XX_DT) += pxa-dt.o +obj-$(CONFIG_MACH_PXA25X_DT) += pxa-dt.o obj-$(CONFIG_MACH_PXA27X_DT) += pxa-dt.o +obj-$(CONFIG_MACH_PXA3XX_DT) += pxa-dt.o # Intel/Marvell Dev Platforms obj-$(CONFIG_ARCH_LUBBOCK) += lubbock.o diff --git a/arch/arm/mach-pxa/pxa-dt.c b/arch/arm/mach-pxa/pxa-dt.c index f128133a8f30..3e331e61f995 100644 --- a/arch/arm/mach-pxa/pxa-dt.c +++ b/arch/arm/mach-pxa/pxa-dt.c @@ -18,20 +18,18 @@ #include "generic.h" -#ifdef CONFIG_PXA3xx -static const char *const pxa3xx_dt_board_compat[] __initconst = { - "marvell,pxa300", - "marvell,pxa310", - "marvell,pxa320", +#ifdef CONFIG_PXA25x +static const char * const pxa25x_dt_board_compat[] __initconst = { + "marvell,pxa250", NULL, }; -DT_MACHINE_START(PXA_DT, "Marvell PXA3xx (Device Tree Support)") - .map_io = pxa3xx_map_io, - .init_irq = pxa3xx_dt_init_irq, - .handle_irq = pxa3xx_handle_irq, +DT_MACHINE_START(PXA25X_DT, "Marvell PXA25x (Device Tree Support)") + .map_io = pxa25x_map_io, + .init_irq = pxa25x_dt_init_irq, + .handle_irq = pxa25x_handle_irq, .restart = pxa_restart, - .dt_compat = pxa3xx_dt_board_compat, + .dt_compat = pxa25x_dt_board_compat, MACHINE_END #endif @@ -41,7 +39,7 @@ static const char * const pxa27x_dt_board_compat[] __initconst = { NULL, }; -DT_MACHINE_START(PXA27X_DT, "Marvell PXA2xx (Device Tree Support)") +DT_MACHINE_START(PXA27X_DT, "Marvell PXA27x (Device Tree Support)") .map_io = pxa27x_map_io, .init_irq = pxa27x_dt_init_irq, .handle_irq = pxa27x_handle_irq, @@ -49,3 +47,20 @@ DT_MACHINE_START(PXA27X_DT, "Marvell PXA2xx (Device Tree Support)") .dt_compat = pxa27x_dt_board_compat, MACHINE_END #endif + +#ifdef CONFIG_PXA3xx +static const char *const pxa3xx_dt_board_compat[] __initconst = { + "marvell,pxa300", + "marvell,pxa310", + "marvell,pxa320", + NULL, +}; + +DT_MACHINE_START(PXA_DT, "Marvell PXA3xx (Device Tree Support)") + .map_io = pxa3xx_map_io, + .init_irq = pxa3xx_dt_init_irq, + .handle_irq = pxa3xx_handle_irq, + .restart = pxa_restart, + .dt_compat = pxa3xx_dt_board_compat, +MACHINE_END +#endif diff --git a/arch/arm/mach-pxa/pxa25x.c b/arch/arm/mach-pxa/pxa25x.c index 3aa7acab2ccd..30b4270adc02 100644 --- a/arch/arm/mach-pxa/pxa25x.c +++ b/arch/arm/mach-pxa/pxa25x.c @@ -209,12 +209,12 @@ static int __init pxa25x_init(void) register_syscore_ops(&pxa_irq_syscore_ops); register_syscore_ops(&pxa2xx_mfp_syscore_ops); - pxa2xx_set_dmac_info(16, 40); - pxa_register_device(&pxa25x_device_gpio, &pxa25x_gpio_info); - ret = platform_add_devices(pxa25x_devices, - ARRAY_SIZE(pxa25x_devices)); - if (ret) - return ret; + if (!of_have_populated_dt()) { + pxa2xx_set_dmac_info(16, 40); + pxa_register_device(&pxa25x_device_gpio, &pxa25x_gpio_info); + ret = platform_add_devices(pxa25x_devices, + ARRAY_SIZE(pxa25x_devices)); + } } return ret; -- 2.45.2