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author | Andrew Lunn <andrew@lunn.ch> | 2014-02-25 18:34:01 +0100 |
---|---|---|
committer | Jason Cooper <jason@lakedaemon.net> | 2014-02-25 20:32:16 +0000 |
commit | b02b64384696ad13d6a827dc7775489d01b3dfd9 (patch) | |
tree | afdb11754f61b7004c181b2d3f1221a63c7edc4f | |
parent | 1b82af4f1749119fca8e07451223da10d3ca938d (diff) | |
download | op-kernel-dev-b02b64384696ad13d6a827dc7775489d01b3dfd9.zip op-kernel-dev-b02b64384696ad13d6a827dc7775489d01b3dfd9.tar.gz |
ARM: kirkwood: Add HP T5325 thin client
Convert the kirkwood t5325-setup.c to mostly device tree for
mach-mvebu. Part of the audio setup needs to remain in C for the
moment until suitable bindings are designed and implemented. So add
board code, triggered by the compatibility string.
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
-rw-r--r-- | arch/arm/mach-mvebu/Kconfig | 7 | ||||
-rw-r--r-- | arch/arm/mach-mvebu/Makefile | 1 | ||||
-rw-r--r-- | arch/arm/mach-mvebu/board-t5325.c | 41 | ||||
-rw-r--r-- | arch/arm/mach-mvebu/board.h | 22 | ||||
-rw-r--r-- | arch/arm/mach-mvebu/kirkwood.c | 11 |
5 files changed, 81 insertions, 1 deletions
diff --git a/arch/arm/mach-mvebu/Kconfig b/arch/arm/mach-mvebu/Kconfig index 2d7af55..5e53361 100644 --- a/arch/arm/mach-mvebu/Kconfig +++ b/arch/arm/mach-mvebu/Kconfig @@ -63,6 +63,13 @@ config MACH_KIRKWOOD Say 'Y' here if you want your kernel to support boards based on the Marvell Kirkwood device tree. +config MACH_T5325 + bool "HP T5325 thin client" + depends on MACH_KIRKWOOD + help + Say 'Y' here if you want your kernel to support the + HP T5325 Thin client + endmenu endif diff --git a/arch/arm/mach-mvebu/Makefile b/arch/arm/mach-mvebu/Makefile index 6809ec7..a903f8a 100644 --- a/arch/arm/mach-mvebu/Makefile +++ b/arch/arm/mach-mvebu/Makefile @@ -8,3 +8,4 @@ obj-$(CONFIG_MACH_ARMADA_370_XP) += armada-370-xp.o obj-$(CONFIG_SMP) += platsmp.o headsmp.o obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o obj-$(CONFIG_MACH_KIRKWOOD) += kirkwood.o kirkwood-pm.o +obj-$(CONFIG_MACH_T5325) += board-t5325.o diff --git a/arch/arm/mach-mvebu/board-t5325.c b/arch/arm/mach-mvebu/board-t5325.c new file mode 100644 index 0000000..65ace6d --- /dev/null +++ b/arch/arm/mach-mvebu/board-t5325.c @@ -0,0 +1,41 @@ +/* + * HP T5325 Board Setup + * + * Copyright (C) 2014 + * + * Andrew Lunn <andrew@lunn.ch> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#include <linux/kernel.h> +#include <linux/i2c.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <sound/alc5623.h> +#include "board.h" + +static struct platform_device hp_t5325_audio_device = { + .name = "t5325-audio", + .id = -1, +}; + +static struct alc5623_platform_data alc5621_data = { + .add_ctrl = 0x3700, + .jack_det_ctrl = 0x4810, +}; + +static struct i2c_board_info i2c_board_info[] __initdata = { + { + I2C_BOARD_INFO("alc5621", 0x1a), + .platform_data = &alc5621_data, + }, +}; + +void __init t5325_init(void) +{ + i2c_register_board_info(0, i2c_board_info, ARRAY_SIZE(i2c_board_info)); + platform_device_register(&hp_t5325_audio_device); +} diff --git a/arch/arm/mach-mvebu/board.h b/arch/arm/mach-mvebu/board.h new file mode 100644 index 0000000..de7f0a1 --- /dev/null +++ b/arch/arm/mach-mvebu/board.h @@ -0,0 +1,22 @@ +/* + * Board functions for Marvell System On Chip + * + * Copyright (C) 2014 + * + * Andrew Lunn <andrew@lunn.ch> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#ifndef __ARCH_MVEBU_BOARD_H +#define __ARCH_MVEBU_BOARD_H + +#ifdef CONFIG_MACH_T5325 +void t5325_init(void); +#else +static inline void t5325_init(void) {}; +#endif + +#endif diff --git a/arch/arm/mach-mvebu/kirkwood.c b/arch/arm/mach-mvebu/kirkwood.c index 8a38b10..120207f 100644 --- a/arch/arm/mach-mvebu/kirkwood.c +++ b/arch/arm/mach-mvebu/kirkwood.c @@ -25,6 +25,7 @@ #include "kirkwood.h" #include "kirkwood-pm.h" #include "common.h" +#include "board.h" static struct resource kirkwood_cpufreq_resources[] = { [0] = { @@ -158,6 +159,11 @@ void kirkwood_disable_mbus_error_propagation(void) writel(readl(cpu_config) & ~CPU_CONFIG_ERROR_PROP, cpu_config); } +static struct of_dev_auxdata auxdata[] __initdata = { + OF_DEV_AUXDATA("marvell,kirkwood-audio", 0xf10a0000, + "mvebu-audio", NULL), + { /* sentinel */ } +}; static void __init kirkwood_dt_init(void) { @@ -174,7 +180,10 @@ static void __init kirkwood_dt_init(void) kirkwood_pm_init(); kirkwood_dt_eth_fixup(); - of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); + if (of_machine_is_compatible("hp,t5325")) + t5325_init(); + + of_platform_populate(NULL, of_default_bus_match_table, auxdata, NULL); } static const char * const kirkwood_dt_board_compat[] = { |