diff options
Diffstat (limited to 'arch/powerpc/platforms/52xx/mpc52xx_common.c')
| -rw-r--r-- | arch/powerpc/platforms/52xx/mpc52xx_common.c | 60 |
1 files changed, 35 insertions, 25 deletions
diff --git a/arch/powerpc/platforms/52xx/mpc52xx_common.c b/arch/powerpc/platforms/52xx/mpc52xx_common.c index 66955937be2..744eb3a34ec 100644 --- a/arch/powerpc/platforms/52xx/mpc52xx_common.c +++ b/arch/powerpc/platforms/52xx/mpc52xx_common.c @@ -18,6 +18,23 @@ #include <asm/prom.h> #include <asm/mpc52xx.h> +/* MPC5200 device tree match tables */ +static struct of_device_id mpc52xx_xlb_ids[] __initdata = { + { .compatible = "fsl,mpc5200-xlb", }, + { .compatible = "mpc5200-xlb", }, + {} +}; +static struct of_device_id mpc52xx_bus_ids[] __initdata = { + { .compatible = "fsl,mpc5200-immr", }, + { .compatible = "fsl,mpc5200b-immr", }, + { .compatible = "fsl,lpb", }, + + /* depreciated matches; shouldn't be used in new device trees */ + { .type = "builtin", .compatible = "mpc5200", }, /* efika */ + { .type = "soc", .compatible = "mpc5200", }, /* lite5200 */ + {} +}; + /* * This variable is mapped in mpc52xx_map_wdt() and used in mpc52xx_restart(). * Permanent mapping is required because mpc52xx_restart() can be called @@ -65,7 +82,7 @@ mpc5200_setup_xlb_arbiter(void) struct device_node *np; struct mpc52xx_xlb __iomem *xlb; - np = of_find_compatible_node(NULL, NULL, "mpc5200-xlb"); + np = of_find_matching_node(NULL, mpc52xx_xlb_ids); xlb = of_iomap(np, 0); of_node_put(np); if (!xlb) { @@ -88,16 +105,11 @@ mpc5200_setup_xlb_arbiter(void) iounmap(xlb); } -static struct of_device_id mpc52xx_bus_ids[] __initdata= { - { .compatible = "fsl,mpc5200-immr", }, - { .compatible = "fsl,lpb", }, - - /* depreciated matches; shouldn't be used in new device trees */ - { .type = "builtin", .compatible = "mpc5200", }, /* efika */ - { .type = "soc", .compatible = "mpc5200", }, /* lite5200 */ - {}, -}; - +/** + * mpc52xx_declare_of_platform_devices: register internal devices and children + * of the localplus bus to the of_platform + * bus. + */ void __init mpc52xx_declare_of_platform_devices(void) { @@ -107,33 +119,31 @@ mpc52xx_declare_of_platform_devices(void) "Error while probing of_platform bus\n"); } +/* + * match tables used by mpc52xx_map_wdt() + */ +static struct of_device_id mpc52xx_gpt_ids[] __initdata = { + { .compatible = "fsl,mpc5200-gpt", }, + { .compatible = "mpc5200-gpt", }, /* old */ + {} +}; + void __init mpc52xx_map_wdt(void) { - const void *has_wdt; struct device_node *np; - /* mpc52xx_wdt is mapped here and used in mpc52xx_restart, * possibly from a interrupt context. wdt is only implement * on a gpt0, so check has-wdt property before mapping. */ - for_each_compatible_node(np, NULL, "fsl,mpc5200-gpt") { - has_wdt = of_get_property(np, "fsl,has-wdt", NULL); - if (has_wdt) { + for_each_matching_node(np, mpc52xx_gpt_ids) { + if (of_get_property(np, "fsl,has-wdt", NULL) || + of_get_property(np, "has-wdt", NULL)) { mpc52xx_wdt = of_iomap(np, 0); of_node_put(np); return; } } - for_each_compatible_node(np, NULL, "mpc5200-gpt") { - has_wdt = of_get_property(np, "has-wdt", NULL); - if (has_wdt) { - mpc52xx_wdt = of_iomap(np, 0); - of_node_put(np); - return; - } - - } } void |