diff options
Diffstat (limited to 'arch/sh/boards/board-urquell.c')
| -rw-r--r-- | arch/sh/boards/board-urquell.c | 57 |
1 files changed, 41 insertions, 16 deletions
diff --git a/arch/sh/boards/board-urquell.c b/arch/sh/boards/board-urquell.c index beb88c4da2c..b52abcc5259 100644 --- a/arch/sh/boards/board-urquell.c +++ b/arch/sh/boards/board-urquell.c @@ -2,6 +2,7 @@ * Renesas Technology Corp. SH7786 Urquell Support. * * Copyright (C) 2008 Kuninori Morimoto <morimoto.kuninori@renesas.com> + * Copyright (C) 2009, 2010 Paul Mundt * * Based on board-sh7785lcr.c * Copyright (C) 2008 Yoshihiro Shimoda @@ -18,10 +19,13 @@ #include <linux/delay.h> #include <linux/gpio.h> #include <linux/irq.h> +#include <linux/clk.h> +#include <linux/sh_intc.h> #include <mach/urquell.h> #include <cpu/sh7786.h> #include <asm/heartbeat.h> #include <asm/sizes.h> +#include <asm/smp-ops.h> /* * bit 1234 5678 @@ -49,26 +53,17 @@ */ /* HeartBeat */ -static struct resource heartbeat_resources[] = { - [0] = { - .start = BOARDREG(SLEDR), - .end = BOARDREG(SLEDR), - .flags = IORESOURCE_MEM, - }, -}; - -static struct heartbeat_data heartbeat_data = { - .regsize = 16, +static struct resource heartbeat_resource = { + .start = BOARDREG(SLEDR), + .end = BOARDREG(SLEDR), + .flags = IORESOURCE_MEM | IORESOURCE_MEM_16BIT, }; static struct platform_device heartbeat_device = { .name = "heartbeat", .id = -1, - .dev = { - .platform_data = &heartbeat_data, - }, - .num_resources = ARRAY_SIZE(heartbeat_resources), - .resource = heartbeat_resources, + .num_resources = 1, + .resource = &heartbeat_resource, }; /* LAN91C111 */ @@ -84,7 +79,7 @@ static struct resource smc91x_eth_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = 11, + .start = evt2irq(0x360), .flags = IORESOURCE_IRQ, }, }; @@ -178,12 +173,40 @@ static void __init urquell_init_irq(void) plat_irq_setup_pins(IRQ_MODE_IRL3210_MASK); } +static int urquell_mode_pins(void) +{ + return __raw_readw(UBOARDREG(MDSWMR)); +} + +static int urquell_clk_init(void) +{ + struct clk *clk; + int ret; + + /* + * Only handle the EXTAL case, anyone interfacing a crystal + * resonator will need to provide their own input clock. + */ + if (test_mode_pin(MODE_PIN9)) + return -EINVAL; + + clk = clk_get(NULL, "extal"); + if (IS_ERR(clk)) + return PTR_ERR(clk); + ret = clk_set_rate(clk, 33333333); + clk_put(clk); + + return ret; +} + /* Initialize the board */ static void __init urquell_setup(char **cmdline_p) { printk(KERN_INFO "Renesas Technology Corp. Urquell support.\n"); pm_power_off = urquell_power_off; + + register_smp_ops(&shx3_smp_ops); } /* @@ -193,4 +216,6 @@ static struct sh_machine_vector mv_urquell __initmv = { .mv_name = "Urquell", .mv_setup = urquell_setup, .mv_init_irq = urquell_init_irq, + .mv_mode_pins = urquell_mode_pins, + .mv_clk_init = urquell_clk_init, }; |