ARM: OMAP4+: control: add support for initializing control module via DT

OMAP4, OMAP5 and DRA7 now parse DT entries for control module address spaces,
and set up syscon mappings appropriately. Low level IO init is updated to
remove the legacy control module mappings for these devices also.

Signed-off-by: Tero Kristo <t-kristo@ti.com>

diff --git a/arch/arm/mach-omap2/control.c b/arch/arm/mach-omap2/control.c
index c8565d3..af95a62 100644 (file)
--- a/arch/arm/mach-omap2/control.c
+++ b/arch/arm/mach-omap2/control.c
@@ -650,6 +650,9 @@ static const struct of_device_id omap_scrm_dt_match_table[] = {
        { .compatible = "ti,omap2-scm", .data = &omap2_ctrl_data },
        { .compatible = "ti,omap3-scm", .data = &omap2_ctrl_data },
        { .compatible = "ti,dm816-scrm", .data = &ctrl_data },
+       { .compatible = "ti,omap4-scm-core", .data = &ctrl_data },
+       { .compatible = "ti,omap5-scm-core", .data = &ctrl_data },
+       { .compatible = "ti,dra7-scm-core", .data = &ctrl_data },
        { }
 };
 

diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c
index 6c39cc0..7743e36 100644 (file)
--- a/arch/arm/mach-omap2/io.c
+++ b/arch/arm/mach-omap2/io.c
@@ -631,8 +631,8 @@ void __init omap4430_init_early(void)
 {
        omap2_set_globals_tap(OMAP443X_CLASS,
                              OMAP2_L4_IO_ADDRESS(OMAP443X_SCM_BASE));
-       omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP443X_SCM_BASE));
        omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP4430_PRCM_MPU_BASE));
+       omap2_control_base_init();
        omap4xxx_check_revision();
        omap4xxx_check_features();
        omap2_prcm_base_init();
@@ -659,8 +659,8 @@ void __init omap5_init_early(void)
 {
        omap2_set_globals_tap(OMAP54XX_CLASS,
                              OMAP2_L4_IO_ADDRESS(OMAP54XX_SCM_BASE));
-       omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP54XX_SCM_BASE));
        omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRCM_MPU_BASE));
+       omap2_control_base_init();
        omap4_pm_init_early();
        omap2_prcm_base_init();
        omap5xxx_check_revision();
@@ -684,8 +684,8 @@ void __init omap5_init_late(void)
 void __init dra7xx_init_early(void)
 {
        omap2_set_globals_tap(-1, OMAP2_L4_IO_ADDRESS(DRA7XX_TAP_BASE));
-       omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP54XX_SCM_BASE));
        omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRCM_MPU_BASE));
+       omap2_control_base_init();
        omap4_pm_init_early();
        omap2_prcm_base_init();
        dra7xxx_check_revision();