From 4d22e564ca7bb5c7340c782aedd93bed99f3fb41 Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Fri, 6 Apr 2012 01:28:59 -0700 Subject: ARM: mach-shmobile: add armadillo800eva board support. This adds very basic armadillo800eva board (R-Mobile A1) support Signed-off-by: Kuninori Morimoto Tested-by: Simon Horman Acked-by: Magnus Damm Signed-off-by: Rafael J. Wysocki --- arch/arm/mach-shmobile/board-armadillo800eva.c | 154 +++++++++++++++++++++++++ 1 file changed, 154 insertions(+) create mode 100644 arch/arm/mach-shmobile/board-armadillo800eva.c (limited to 'arch/arm/mach-shmobile/board-armadillo800eva.c') diff --git a/arch/arm/mach-shmobile/board-armadillo800eva.c b/arch/arm/mach-shmobile/board-armadillo800eva.c new file mode 100644 index 000000000000..28bc259c50df --- /dev/null +++ b/arch/arm/mach-shmobile/board-armadillo800eva.c @@ -0,0 +1,154 @@ +/* + * armadillo 800 eva board support + * + * Copyright (C) 2012 Renesas Solutions Corp. + * Copyright (C) 2012 Kuninori Morimoto + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +/* + * CON1 Camera Module + * CON2 Extension Bus + * CON3 HDMI Output + * CON4 Composite Video Output + * CON5 H-UDI JTAG + * CON6 ARM JTAG + * CON7 SD1 + * CON8 SD2 + * CON9 RTC BackUp + * CON10 Monaural Mic Input + * CON11 Stereo Headphone Output + * CON12 Audio Line Output(L) + * CON13 Audio Line Output(R) + * CON14 AWL13 Module + * CON15 Extension + * CON16 LCD1 + * CON17 LCD2 + * CON19 Power Input + * CON20 USB1 + * CON21 USB2 + * CON22 Serial + * CON23 LAN + * CON24 USB3 + * LED1 Camera LED(Yellow) + * LED2 Power LED (Green) + * ED3-LED6 User LED(Yellow) + * LED7 LAN link LED(Green) + * LED8 LAN activity LED(Yellow) + */ + +/* + * DipSwitch + * + * SW1 + * + * -12345678-+---------------+---------------------------- + * 1 | boot | hermit + * 0 | boot | OS auto boot + * -12345678-+---------------+---------------------------- + * 00 | boot device | eMMC + * 10 | boot device | SDHI0 (CON7) + * 01 | boot device | - + * 11 | boot device | Extension Buss (CS0) + * -12345678-+---------------+---------------------------- + * 0 | Extension Bus | D8-D15 disable, eMMC enable + * 1 | Extension Bus | D8-D15 enable, eMMC disable + * -12345678-+---------------+---------------------------- + * 0 | SDHI1 | COM8 enable, COM14 disable + * 1 | SDHI1 | COM8 enable, COM14 disable + * -12345678-+---------------+---------------------------- + * 00 | JTAG | SH-X2 + * 10 | JTAG | ARM + * 01 | JTAG | - + * 11 | JTAG | Boundary Scan + *-----------+---------------+---------------------------- + */ + +/* + * board devices + */ +static struct platform_device *eva_devices[] __initdata = { +}; + +/* + * board init + */ +static void __init eva_init(void) +{ + r8a7740_pinmux_init(); + + /* SCIFA1 */ + gpio_request(GPIO_FN_SCIFA1_RXD, NULL); + gpio_request(GPIO_FN_SCIFA1_TXD, NULL); + +#ifdef CONFIG_CACHE_L2X0 + /* Early BRESP enable, Shared attribute override enable, 32K*8way */ + l2x0_init(__io(0xf0002000), 0x40440000, 0x82000fff); +#endif + + r8a7740_add_standard_devices(); + + platform_add_devices(eva_devices, + ARRAY_SIZE(eva_devices)); +} + +static void __init eva_earlytimer_init(void) +{ + struct clk *xtal1; + + r8a7740_clock_init(MD_CK0 | MD_CK2); + + xtal1 = clk_get(NULL, "extal1"); + if (!IS_ERR(xtal1)) { + /* armadillo 800 eva extal1 is 24MHz */ + clk_set_rate(xtal1, 24000000); + clk_put(xtal1); + } + + shmobile_earlytimer_init(); +} + +static void __init eva_add_early_devices(void) +{ + r8a7740_add_early_devices(); + + /* override timer setup with board-specific code */ + shmobile_timer.init = eva_earlytimer_init; +} + +MACHINE_START(ARMADILLO800EVA, "armadillo800eva") + .map_io = r8a7740_map_io, + .init_early = eva_add_early_devices, + .init_irq = r8a7740_init_irq, + .handle_irq = shmobile_handle_irq_intc, + .init_machine = eva_init, + .timer = &shmobile_timer, +MACHINE_END -- cgit v1.2.3